Fig 1 – Average number of rain days per month (1981-2010). Singapore's weather is shaped by two monsoon seasons. Fig 9 – Hourly variation of surface wind speed (m/s) and direction for each month (1981-2010 average). Overall, December and January are the coolest months. Much of the rain is heavy and accompanied by thunder. The Northeast Monsoons also bring heavy rain. Know the percentage of humidity hour by hour in Singapore and the humidity prediction for the next few days. Many of its climate variables, such as temperature and relative humidity, do not show large month-to-month variation. Singapore's high temperature, humidity and lack of wind can come as a shock to visitors used to cooler climates. Weather systems act to intensify or reduce this diurnal cycle of cloud development. Alibaba.com offers 271 singapore humidity products. The annual averages for relative humidity in Singapore range throughout the day from a maximum of 96 percent to a minimum of 64 percent. 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. Filter Tool. You'll feel the humidity too, especially in the heat of the day when the haze is more prominent. [1 A day is considered to have “rained” if the total rainfall for that day is 0.2mm or more.]. Fig 12 – Hourly variation of sunshine hours for each month. 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. Winds throughout the year show a diurnal variation, with lighter winds during the night and stronger winds during the day. There is a central hilly region and a small area of hills in the west, but apart from this it is relatively flat. What is climate change and climate variability? 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. Daily sunshine hours are mainly influenced by the presence or absence of cloud cover. Shows a compilation of the monthly and hourly variation of surface wind over the course of the year. Temperature. 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. External Depth. External Width. Relative humidity shows a fairly uniform pattern throughout the year and does not vary much from month to month (Fig 7). Relative humidity frequently reaches 100% during prolonged periods of rain. Thunder and lightning are least common during January and February. for mould analysis or diagnosis of building moisture damage. Comprehensive range of industrial and commercial humidifiers and humidification systems from the world's leading humidifier specialist. 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. Calibrates multiple probes simultaneously (any manufacturer). Singapore is situated just above the equator and has a tropical climate. 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. The 1981-2010 long-term mean annual rainfall total is 2165.9mm. Home | Privacy & Cookies | Contact | About. Singapore’s maritime location and constant humidity, however, keep maximum temperatures relatively moderate: the highest temperature ever recorded was only 97° F (36° C). Fig 11 – Average monthly sunshine hours. The sun data are averages for the years 1961 to 1990, while the humidity statistics are averages for 1929 to 2011. Industrial Humidity Sensors are available at Mouser Electronics. In the months between monsoons – April, May, October and November – thunderstorms pass over Singapore more often. 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. Average Weather in Singapore Singapore. 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. The problem is the high humidity, which means perspiration doesn’t evaporate as quickly. Singapore, Singapore - Current weather, an hourly forecast for today, tomorrow, detailed 10-day weather forecast and long range monthly outlook. The daily range is somewhat greater, averaging about 13° F (7° C). The correct humidity makes a vital contribution to many aspects of our day-to-day lives. 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. Copyright © 2021 Current Results Publishing Ltd. Humidity levels are fairly steady in Singapore, year round. The sun data are averages for the years 1961 to 1990, while the humidity statistics are averages for 1929 to 2011. 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. Thunderstorms appear most frequently over Singapore during April, May and November. Rain Fig 2 – Monthly rainfall for Singapore (mm) (1981-2010). Singapore's average daily temperature fluctuates by only a couple of degrees over the course of a year. The presence of significant wind speeds, rainfall and cloud cover are the most important natural influences in mitigating the tropical heat. Relative humidity frequently reaches 100% during prolonged periods of rain. In this respect, relative indoor humidity should range between 30% and 65%. 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. 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). Fig 10 – Average monthly surface wind speed (m/s). Arrow colours denote wind strength and arrow direction shows the direction the wind is blowing from. Weather in Singapore, Singapore Today's. Following a few hours of rain, poor visibility is also sometimes observed, particularly in almost calm wind conditions.  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. Storms. Mouser offers inventory, pricing, & datasheets for Industrial Humidity Sensors. 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. 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. 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. The mean annual relative humidity is 83.9%. The mean annual relative humidity is 83.9%. About 17% of these are temperature instruments. 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. Cold air holds less moisture, and heating systems dry the air as well. 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). Good indoor air quality needs to be assured in all hospitals and healthcare facilities. They average from four to five hours during the wettest months to eight to nine hours during the drier periods. Easy to set up and use. 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.  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. Sunlight in Singapore averages 12 hours and 7 minutes a day. 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). 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. Fig. 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. Overall, December is the city's most humid month. That amounts to 4423 hours of daylight in a year. Humidity Range. The year's longest days in mid June last 12:12 from sunrise to sunset. 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. Visibility is generally good during the Northeast Monsoon months from December to March except during rainfall or showers. The average high is consistent across June, July and August, hitting 31°C (around 88°F). Because of Singapore’s hot weather, we rely on the wonderful aircon to keep temperatures cool. Fig 7 – Hourly variation of relative humidity for each month (1981-2010), Fig 8 – Annual wind rose (m/s) (1981-2010). ... 199501672R | Registered office: 151 Lorong Chuan, New Tech Park Lobby C, #05-03, Singapore 556741 Search:Product Lister - Leaf. Each arrow shows the wind averaged over the past hour (average hourly wind). We also share information about your use of our site with our social media, advertising and analytics partners. Generates stable humidity and temperature conditions for a wide range of customer set-points. 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 A wide variety of singapore humidity options are available to you, such as industrial, indoor. Singapore is a clean, open city with tree-lined streets and lush green parks. The heat peaks during the summer months in Singapore, with an average daily temperature of 27°C (about 81°F). 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. 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). After lurking here for over 6 months (with odd post) looks like we are definitely moving to singapore, beginning of July. Relative humidity is in the range of 70% – 80%. Hot afternoons are common (maximum temperature above 32°C). 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. While the monsoons have little effect on temperature, the wind blows harder during monsoon months. Country: Singapore, City: Singapore. Visibility, however, usually improves quickly within a few hours after sunrise when the mist dissipates. 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. 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). Today's weather is turning out to be patchy rain possible.The visibility is going to be around 10 km i.e. 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. The temperature, precipitation, wind and thunderstorm numbers are based on measurements made from 1982 to 2008. Wind Accuracy % Resolution (°C) External Height. Sunshine duration refers to the cumulative time during which an area receives direct irradiance from the sun of at least 120 Watts/m2. 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. Humidity Tides4fishing cookies are used to personalise content and ads, save your recent fishing sites and remember your display settings. These weather data are long-term historical averages provided by Singapore's Meteorological Services Division. Singapore’s proximity to the equator and being surrounded by the sea results in high humidity levels on a daily basis. The best time of year to visit Singapore in Singapore. Current weather in Singapore and forecast for today, tomorrow, and next 14 days December is usually the wettest month of the year in Singapore, while February is the driest. The climate in Singapore is hot, oppressive, and overcast. Cumulus, stratocumulus and cumulonimbus clouds are the most common low cloud types in Singapore. HygroGen2 is a world leading temperature and humidity calibration solution for use both in the laboratory and also on site. Portable humidity and temperature calibrator. Most of the plants prefer a humidity level of 40% to 60%. Humidity in Singapore . These weather data are long-term historical averages provided by Singapore's Meteorological Services Division. 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. The shortest days of the year in mid December have 12 hours and 3 minutes of daylight. humidity plus heat can kill What are the risks if Singapore keeps getting hotter? Checking material humidity in building materials and timber is also an essential part of everyday work in a wide variety of sectors, e.g. The Northeast Monsoons usually run from December to early March, and the Southwest Monsoons dominate from June to September. 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. February and March have the largest number of sunshine hours, while November and December have the lowest (Figs 11 – 12). That shouldn’t bother you too much. 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). Overall, December is the city's most humid month. Climate information with charts. Humidity levels are fairly steady in Singapore, year round. This level may spike to even 100% during the monsoon seasons when it rains more frequently. 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 lies between Malaysia and Indonesia, with a total area of 693 sq km and a coastline of 193 km. That just happens in certain tropical regions. 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. February is usually the windiest month for Singapore, and the wind is calmest during November. The clouds diminish and begin to flatten into stratiform layers by dusk and slowly disperse during the night. The inter-monsoon months (April, May, October and November) are transition periods between the monsoons and show lighter and more variable winds. What is the difference between weather and climate? The optimal levels of humidity is between 50% to 60%. Sun 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. Stable humidity and lack of wind can come as a shock to visitors used to personalise and... Fig 3 – Hourly variation of surface wind speed ( m/s ) have hours. By the presence of significant wind speeds, rainfall and cloud cover of significant wind speeds, rainfall cloud... 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