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Hourly Forecast
Daylight Hours
05:57
Sunrise
17:56
Sunset
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Waxing Gibbous
14:19
Moonrise
01:53
Moonset
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View stargazing scoreWeather in Siem Reap International Airport today, September 21, 2026
Siem Reap International Airport starts September 21, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. Morning plans should assume damp conditions, as rain chances climb toward 98% around 11:00. Cloud cover is also at its densest near 07:00 at roughly 100%.
Expect highs of 30°C and cooler readings close to 25°C. The air stays humid, with relative humidity between 76% and 97% and the peak around 22:00. Winds stay light, near 2.3 km/h by 13:00, so the day feels still more than breezy.
Expect the wet theme to continue later, as rain odds reach 100% near 14:00. Cloud amounts hold near 100% around 19:00. Horizontal visibility holds close to 16.1 km. Daylight runs from 05:57 to 17:56, lasting 11 hours 59 minutes of sunlight today.
Overall, Siem Reap International Airport on September 21, 2026 suits indoor plans or waterproof kit, especially while rain chances stay near 100% and the high sits around 30°C.
Frequently asked questions about weather in Siem Reap International Airport
How warm does it get in Siem Reap International Airport?
The warmest month in Siem Reap International Airport is April, with average high temperatures of 36°C. The average temperature during this period is around 31°C.
How cold does it get in Siem Reap International Airport?
The coldest month in Siem Reap International Airport is January, with average low temperatures of 22°C. The average temperature during this period is around 27°C.
What is the wettest time of year in Siem Reap International Airport?
The wettest month in Siem Reap International Airport is September, with an average of 279mm of precipitation.
What is the driest time of year in Siem Reap International Airport?
The driest month in Siem Reap International Airport is February, with an average of 12mm of precipitation.
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