for mould analysis or diagnosis of building moisture damage. The daily range is somewhat greater, averaging about 13° F (7° C). Air humidity plays an important role in monitoring production, storage and transport conditions, determining thermal comfort levels and indoor air quality or in VAC systems. They average from four to five hours during the wettest months to eight to nine hours during the drier periods. The 1981-2010 long-term mean annual rainfall total is 2165.9mm. Singapore, Singapore - Current weather, an hourly forecast for today, tomorrow, detailed 10-day weather forecast and long range monthly outlook. Overall, December is the city's most humid month. The clouds diminish and begin to flatten into stratiform layers by dusk and slowly disperse during the night. Mouser offers inventory, pricing, & datasheets for Industrial Humidity Sensors. The correct humidity makes a vital contribution to many aspects of our day-to-day lives. Humidity The Northeast Monsoons also bring heavy rain. Mould detection: Mould is not always a consequence of structural damage, but can occur due to incorrect ventilation behaviour. Tides4fishing cookies are used to personalise content and ads, save your recent fishing sites and remember your display settings. This page gives detailed information on the annual weather averages for Singapore. Singapore lies between Malaysia and Indonesia, with a total area of 693 sq km and a coastline of 193 km.  Slight to moderate haze, which is common during the Southwest Monsoon and in light wind conditions during the inter-monsoon months, can reduce the visibility to below 10 kilometres. Its daily variation is more marked, varying from more than 90% in the morning just before sunrise and falling to around 60% in the mid-afternoon on days when there is no rain. Humidity Range. Since Singapore is near the equator, the length of its day is relatively constant throughout the year, and thus so is the amount of sunshine it receives. These weather data are long-term historical averages provided by Singapore's Meteorological Services Division. Daily sunshine hours are mainly influenced by the presence or absence of cloud cover. Climate information with charts. Industrial Humidity Sensors are available at Mouser Electronics. Overcast conditions caused by extensive middle to high layer clouds together with active cumulus and cumulonimbus clouds are often experienced during the passage of a “Sumatra” squall line. Humidity/Temperature Sensor, 0% to 100% RH/-40°C to 125°C Range, I2C, Digital, 2.7V to 5.5V, LGA-6 INTEGRATED DEVICE TECHNOLOGY You previously purchased this product. Singapore is situated near the equator and has a typically tropical climate, with abundant rainfall, high and uniform temperatures, and high humidity all year round. This level may spike to even 100% during the monsoon seasons when it rains more frequently. Our relative humidity is usually between 70% and 80%. Know the percentage of humidity hour by hour in Singapore and the humidity prediction for the next few days. Fig 9 – Hourly variation of surface wind speed (m/s) and direction for each month (1981-2010 average). Temperature. The numbers here are long-term historical averages based on climate data gathered at Singapore's Changi International Airport. Sunshine duration refers to the cumulative time during which an area receives direct irradiance from the sun of at least 120 Watts/m2. While every effort has been made to site the instruments in relatively unobstructed areas to provide the best possible indication of the general weather conditions, there are times when this is not possible. Easy to set up and use. The year's longest days in mid June last 12:12 from sunrise to sunset. Hot afternoons are common (maximum temperature above 32°C). Apart from humidity and temperature measurement, it is designed for monitoring of CO 2, differential and process pressure, flow, dew point, water activity and analog signals. The highest daytime temperatures occur in April, while the warmest nights are during May and June. Good indoor air quality needs to be assured in all hospitals and healthcare facilities. Even on a wet day, the air outside is usually a lot drier than indoors (and warmer air holds more moisture), so keeping windows open can be a big help 21 July 2015 at 10:57AM Best dehumidifier with air purification. I can go from the apartment where I usually stay when I visit, to the main shopping district and back, which is about 12 km, without getting outside. What is climate change and climate variability? Monsoon Surges cause widespread continuous moderate to heavy rain, at times with 25-35 km/h winds in the first half of the season, usually from December to early January. Relative humidity shows a fairly uniform pattern throughout the year and does not vary much from month to month (Fig 7). These weather data are long-term historical averages provided by Singapore's Meteorological Services Division. 4 Annual average rainfall distribution (1981-2010), Fig 5 – Mean monthly temperature variation (ºC) (1981-2010), Fig 6 – Hourly variation of temperature for each month (1981-2010). We also share information about your use of our site with our social media, advertising and analytics partners. Following a few hours of rain, poor visibility is also sometimes observed, particularly in almost calm wind conditions. Wind Inappropriate temperature and humidity level in a hospital building with access from wards to waiting rooms can trigger bacterial, fungal and viral infections and allergies to patient, staffs and visitors. Visibility, however, usually improves quickly within a few hours after sunrise when the mist dissipates. Shows a compilation of the monthly and hourly variation of surface wind over the course of the year. Cold air holds less moisture, and heating systems dry the air as well. While the monsoons have little effect on temperature, the wind blows harder during monsoon months. Occasional “Sumatra Squalls” with wind gusts of 40-80 km/h occuring between the predawn hours and, Short duration showers/thunderstorms in the afternoon, Generally wetter than the Inter-monsoon Period earlier. Fig 7 – Hourly variation of relative humidity for each month (1981-2010), Fig 8 – Annual wind rose (m/s) (1981-2010). Singapore's weather is shaped by two monsoon seasons. Comprehensive range of industrial and commercial humidifiers and humidification systems from the world's leading humidifier specialist. Rain Overall, December and January are the coolest months. The annual averages for relative humidity in Singapore range throughout the day from a maximum of 96 percent to a minimum of 64 percent. The strongest winds occur during the Northeast Monsoon in January and February (Fig 10).  Winds in Singapore are generally light, with the mean surface wind speed normally less than 2.5 m/s except during the presence of a Northeast Monsoon surge when mean speeds of 10m/s or more have been observed.  The other times when strong winds occur are during thunderstorms.  Surface wind gusts are produced from thunderstorm downdrafts and from the passage of Sumatra squall lines. Checking material humidity in building materials and timber is also an essential part of everyday work in a wide variety of sectors, e.g. During severe episodes of transboundary smoke haze, visibilities below 1 km have been recorded.  Poor visibility is also often observed between 0500hr and 0900hr in light to calm wind conditions when mist forms. 1 – 3), when the major tropical rainbelt (the Intertropical Convergence Zone ITCZ) is positioned near to us.  The driest month is February which is during the dry phase of the Northeast Monsoon when the rain-belt has moved further south to affect Java. December is usually the wettest month of the year in Singapore, while February is the driest. Ministry of the Environment and Water Resources. Humidity levels are fairly steady in Singapore, year round. The annual averages for relative humidity in Singapore range throughout the day from a maximum of 96 percent to a minimum of 64 percent. The most prominent winds in Singapore are from the northeast and the south, reflecting the dominance of the monsoons in Singapore (refer to wind rose in Fig 8). The presence of significant wind speeds, rainfall and cloud cover are the most important natural influences in mitigating the tropical heat. Storms. The shortest days of the year in mid December have 12 hours and 3 minutes of daylight. The temperature, precipitation, wind and thunderstorm numbers are based on measurements made from 1982 to 2008. The average monthly temperature varies from about 81° F (27° C) in June to 77° F (25° C) in January. Filter Tool. Humidity in Singapore . During a Northeast Monsoon surge, broken to overcast medium layer clouds occur together with large cumulus clouds producing prolonged widespread rain and intermittent bouts of heavy rain. Cumulus, stratocumulus and cumulonimbus clouds are the most common low cloud types in Singapore. Calibrates multiple probes simultaneously (any manufacturer). About 17% of these are temperature instruments. Many of its climate variables, such as temperature and relative humidity, do not show large month-to-month variation. HygroGen2 is a world leading temperature and humidity calibration solution for use both in the laboratory and also on site. The occurrence of these events at different times of year is outlined in the following table. Â, Rainfall is plentiful in Singapore and it rains an average of 167 days1 of the year. The inter-monsoon months (April, May, October and November) are transition periods between the monsoons and show lighter and more variable winds. Portable humidity and temperature calibrator. Fig 2 – Monthly rainfall for Singapore (mm) (1981-2010). Singapore is situated just above the equator and has a tropical climate. Rapid development of afternoon and early evening, Windy and relatively dry in the later part of the, Light and variable, interacting with land and sea breezes, Thunderstorms, at times severe, occur in the afternoon. What is the difference between weather and climate? Humidity levels are fairly steady in Singapore, year round. Thunderstorms appear most frequently over Singapore during April, May and November. Realtime Weather Readings across Singapore National Environment Agency / 13 Feb 2018 NEA provides APIs for readings of temperature, humidity, precipitation and wind conditions at up to one-minute intervals. Fig. February is usually the windiest month for Singapore, and the wind is calmest during November. Singapore is one-and-a-half degrees north of the equator, lying entirely between the 1st and 2nd parallels.Singapore's climate is classified as tropical rainforest climate (Köppen climate classification Af), with no true distinct seasons.Owing to its geographical location and maritime exposure, its climate is characterized by uniform temperature and pressure, high humidity and abundant rainfall. That shouldn’t bother you too much. The problem is the high humidity, which means perspiration doesn’t evaporate as quickly. Unsurprisingly, air conditioners are commonplace throughout the island; Singapore's founder Lee Kuan Yew himself famously declared the air conditioner as one of mankind's greatest inventions. Singapore is a clean, open city with tree-lined streets and lush green parks. Sun There is a central hilly region and a small area of hills in the west, but apart from this it is relatively flat. April is the warmest month, January is the coolest month and November is the wettest month. The optimal levels of humidity is between 50% to 60%. Why Annual Furnace Tune-Ups Are Necessary. That amounts to 4423 hours of daylight in a year. The heat peaks during the summer months in Singapore, with an average daily temperature of 27°C (about 81°F). The mean annual relative humidity is 83.9%. Singapore's high temperature, humidity and lack of wind can come as a shock to visitors used to cooler climates. Singapore’s proximity to the equator and being surrounded by the sea results in high humidity levels on a daily basis. Arrow colours denote wind strength and arrow direction shows the direction the wind is blowing from.  Its daily variation is more marked, varying from more than 90% in the morning just before sunrise and falling to around 60% in the mid-afternoon on days when there is no rain. Singapore's average daily temperature fluctuates by only a couple of degrees over the course of a year. Alibaba.com offers 271 singapore humidity products.  However, many variables exhibit prominent diurnal (or daily) variations from hour to hour, indicating the strong influence that solar heating has on the local climate. However, an air-conditioned room is very dry as the humidity decreases significantly to around 30%. Country: Singapore, City: Singapore. Weather systems act to intensify or reduce this diurnal cycle of cloud development. Whilst thought of heat at the moment is very appealing after what feels like non stop snow and freezing weather in england (got snow today and it's april) i am worried about coping with the heat and humidity. External Width. Much of the rain is heavy and accompanied by thunder. Winds throughout the year show a diurnal variation, with lighter winds during the night and stronger winds during the day. Singapore’s climate is characterised by two monsoon seasons separated by inter-monsoonal periods (see table below).  The Northeast Monsoon occurs from December to early March, and the Southwest Monsoon from June to September. May and June has the highest average monthly temperature (24-hour mean of 27.8ºC) and December and January are the coolest (24-hour mean of 26.0ºC).  Singapore, being an island, also has a coastal climate.  The proximity of the sea has a moderating influence on its climate. Visibility is generally good during the Northeast Monsoon months from December to March except during rainfall or showers. Wind In terms of spatial distribution, rainfall is higher over the northern and western parts of Singapore and decreases towards the eastern part of the island (Fig 4). That just happens in certain tropical regions. From our health and comfort to the efficiency of our manufacturing processes. During the afternoon and early evening, these cumulus clouds may develop into cumulonimbus clouds with tops reaching between 30,000 and 40,000 ft (9 – 12 km). The data is provided at weather-station level. humidity plus heat can kill What are the risks if Singapore keeps getting hotter? Compared to countries in the temperate regions, temperatures in Singapore vary little from month to month and also from day to day.  The daily temperature range has a  minimum usually not falling below 23-25ºC during the night and maximum not rising above 31-33ºC during the day. Over the course of the year, the temperature typically varies from 76°F to 89°F and is rarely below 75°F or above 92°F.. Based on the beach/pool score, the best times of year to visit Singapore for hot-weather activities are from early January to late March and from late July to early October. In this respect, relative indoor humidity should range between 30% and 65%. Days can feel very humid because there is not much. After lurking here for over 6 months (with odd post) looks like we are definitely moving to singapore, beginning of July. Relative humidity frequently reaches 100% during prolonged periods of rain. The mean annual relative humidity is 83.9%. Fig 10 – Average monthly surface wind speed (m/s). The temperature, precipitation, wind and thunderstorm numbers are based on measurements made from 1982 to 2008. Today's weather is turning out to be patchy rain possible.The visibility is going to be around 10 km i.e. Home | Privacy & Cookies | Contact | About. Overall, December is the city's most humid month. Relative humidity frequently reaches 100% during prolonged periods of rain. Fig 3 – Hourly variation of rainfall for each month (1981-2010). Humidity from 0-100% RH-40 - 80 degrees C temperature range +-2% RH accuracy +-0.5 degrees C; Packing List: 1 x DHT22 Temperature and Humidity Sensor On any given day, winds generally follow the prevailing monsoon flow except when light winds are being modified by terrain or weather systems (e.g., showers or thunderstorms and land or sea breezes). Wind strength is greater during the Northeast Monsoon. On an average day, cumulus clouds start to develop in the mid-morning, increasing to about 3-4 oktas (one okta is one eighth of the sky) by midday with bases of around 2,000 ft (0.6 km) and tops from 8,000 to 12,000 ft (~ 2.5 – 3.5 km). [1 A day is considered to have “rained” if the total rainfall for that day is 0.2mm or more.]. Generates stable humidity and temperature conditions for a wide range of customer set-points. Average Weather in Singapore Singapore. Fig 12 – Hourly variation of sunshine hours for each month. The temperatures rarely drop below 24 degrees Celsius (75° Fahrenheit) at night and during the day the maximum temperature rarely rises above 36 degrees Celsius (96°F). Abundant rainfall to the tune of 2159mm (85") over an average of 166 days is equally distributed over the year, as the humidity rarely falls below 80%. Despite its small size and population of over 3 million only half of the land area has been developed. Singapore’s maritime location and constant humidity, however, keep maximum temperatures relatively moderate: the highest temperature ever recorded was only 97° F (36° C). Rainfall in Singapore shows a marked diurnal variation (Fig 3), with rainfall occurring more frequently during the daytime, particularly in the afternoons when solar heating is strongest. External Depth. Copyright © 2021 Current Results Publishing Ltd. Current weather in Singapore and forecast for today, tomorrow, and next 14 days February and March have the largest number of sunshine hours, while November and December have the lowest (Figs 11 – 12). The sun data are averages for the years 1961 to 1990, while the humidity statistics are averages for 1929 to 2011. The major weather systems affecting Singapore that can lead to heavy rainfall are: Monsoon surges, or strong wind episodes in the Northeast Monsoon flow bringing about major rainfall events; Sumatra squalls, an organised line of thunderstorms travelling eastward across Singapore, having developed over the island of Sumatra or Straits of Malacca west of us; Afternoon and evening thunderstorms caused by strong surface heating and by the sea breeze circulation that develops in the afternoon. Summer Weather in Singapore. Thunder and lightning are least common during January and February. Accuracy % Resolution (°C) External Height. Wind directions are mainly from northerly to northeasterly during the Northeast Monsoon (December to March) and southerly to southeasterly during the Southwest Monsoon (June to September). The best time of year to visit Singapore in Singapore. Weather in Singapore, Singapore Today's. Fig 1 – Average number of rain days per month (1981-2010). In the months between monsoons – April, May, October and November – thunderstorms pass over Singapore more often. The Northeast Monsoons usually run from December to early March, and the Southwest Monsoons dominate from June to September. Because of Singapore’s hot weather, we rely on the wonderful aircon to keep temperatures cool. Climate control refers to the control of temperature and relative humidity in buildings, vehicles and other enclosed spaces for the purpose of providing for human comfort, health and safety, and of meeting environmental requirements of machines, sensitive materials (for example, historic) and technical processes. Most of the plants prefer a humidity level of 40% to 60%. A wide variety of singapore humidity options are available to you, such as industrial, indoor. Relative humidity is in the range of 70% – 80%. ... 199501672R | Registered office: 151 Lorong Chuan, New Tech Park Lobby C, #05-03, Singapore 556741 Search:Product Lister - Leaf. This is because water has a larger heat capacity than the land surface, and a greater amount of heat is required to increase the sea temperatures.  During afternoons, conditions at the coast are often relieved by sea breezes. The average high is consistent across June, July and August, hitting 31°C (around 88°F). Each arrow shows the wind averaged over the past hour (average hourly wind). You'll feel the humidity too, especially in the heat of the day when the haze is more prominent. The sun data are averages for the years 1961 to 1990, while the humidity statistics are averages for 1929 to 2011. The HW4 software and Rotronic Monitoring System (RMS) monitor various measured data – simply and reliably. Sunlight in Singapore averages 12 hours and 7 minutes a day. The climate in Singapore is hot, oppressive, and overcast. While there is no distinct wet or dry season in Singapore, monthly variations in rainfall do exists.  Higher rainfall occurs from November to January during the wet phase of Northeast Monsoon season (Figs. Fig 11 – Average monthly sunshine hours. Low stratus clouds with bases below 1,000 ft (0.3 km) are frequently observed following the passage of Sumatra squall lines and during Northeast Monsoon surges. You can jump directly to data and descriptions for: Temperature Clean, open city with tree-lined streets and lush green parks cumulus stratocumulus. Vary much from month to month ( 1981-2010 ) 96 percent to a minimum of 64 percent based. 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