Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September and December are known as Khlong Toei's coldest months, with an average high-temperature of 31.5°C (88.7°F).Heat index
The average heat index in September is estimated at a blistering 40°C (104°F). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.The standards for the heat index are set for locations in shade and under light breezes. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
Evaporating sweat is a key way the human body dispels excessive warmth, all thanks to the process of perspiration. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.
Humidity
September is the most humid month, with an average relative humidity of 74%.Rainfall
In Khlong Toei, Thailand, in September, during 25.6 rainfall days, 137mm (5.39") of precipitation is typically accumulated. In Khlong Toei, Thailand, during the entire year, the rain falls for 208.8 days and collects up to 855mm (33.66") of precipitation.Daylight
In September, the average length of the day in Khlong Toei, Thailand, is 12h and 13min.On the first day of the month, sunrise is at 06:06 and sunset at 18:29. On the last day of September, sunrise is at 06:07 and sunset at 18:08 +07.
Sunshine
The average sunshine in September in Khlong Toei, Thailand, is 7.2h.UV index
January, February, June through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In September, a daily UV index of 7 turns into the following recommendations:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Frequently asked questions
What month is the coldest in Khlong Toei?
How hot is September in Khlong Toei?
What is the most humid month in Khlong Toei?
What is the average humidity in September in Khlong Toei?
How much does it rain in Khlong Toei in September?
What is the average length of the day in September in Khlong Toei?
What time are sunrise and sunset in September in Khlong Toei?
How many hours of sunshine does Khlong Toei have in September?
What are the months with the lowest UV index in Khlong Toei?
What is the UV index reading in September in Khlong Toei?
Average temperature in September
Khlong Toei, Thailand
- Average high temperature in September: 31.5°C
The warmest month (with the highest average high temperature) is April (35.5°C).
The months with the lowest average high temperature are September and December (31.5°C).
- Average low temperature in September: 26.2°C
The month with the highest average low temperature is May (28.7°C).
The coldest month (with the lowest average low temperature) is December (23.7°C).
Average pressure in September
Khlong Toei, Thailand
- Average pressure in September: 1008.2mbar
The month with the highest atmospheric pressure is January (1012.5mbar).
The month with the lowest atmospheric pressure is June (1006.9mbar).
Average wind speed in September
Khlong Toei, Thailand
- Average wind speed in September: 9.2km/h
The windiest month (with the highest average wind speed) is March (13.6km/h).
The calmest month (with the lowest average wind speed) is October (7.8km/h).
Average humidity in September
Khlong Toei, Thailand
- Average humidity in September: 74%
The month with the highest relative humidity is September (74%).
The months with the lowest relative humidity are January and December (57%).
Average rainfall in September
Khlong Toei, Thailand
- Average rainfall in September: 137mm
The wettest month (with the highest rainfall) is October (187mm).
The driest month (with the least rainfall) is February (10mm).
Average rainfall days in September
Khlong Toei, Thailand
- Average rainfall days in September: 25.6 days
The months with the highest number of rainy days are July and October (26.3 days).
The month with the least rainy days is December (4.8 days).
Average daylight in September /
Average sunshine in September
Khlong Toei, Thailand
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 18min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is May (Average sunshine: 10h and 48min).
The months with the least sunshine are August and November (Average sunshine: 6h and 48min).
Average sunshine days in September
Khlong Toei, Thailand
- Average sunshine days in September: 3.3 days
The month with the most sunshine days is December (24.9 days).
The month with the least sunshine days is August (3.2 days).
Average UV index in September
Khlong Toei, Thailand
- Average UV index in September: 7
The months with the highest UV index are March, April and May (UV index 8).
The months with the lowest UV index are January, February, June, July, August, September, October, November and December (UV index 7).
Average cloud cover in September
Khlong Toei, Thailand
- Average cloud cover in September: 50
The months with the most cloud cover are July and August (Cloud cover 52).
The month with the least cloud cover is February (Cloud cover 17).
Average visibility in September
Khlong Toei, Thailand
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, November and December (10km).
The months with the lowest visibility are September and October (9km).
Khlong Toei, Thailand
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