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September Weather in Veun Sai, Cambodia

Last updated: August 22, 2025

In September, the average temperature in Veun Sai, Cambodia is a warm 27°C (81°F), with lows of 23°C (73°F) and highs reaching up to 35°C (95°F). Expect considerable rainfall, as 352 mm (13.8 in) of precipitation typically falls over 28 days. The air will feel quite humid, with an average humidity level of 91%, creating a tropical atmosphere perfect for those who enjoy warm climates.

September Temperature in Veun Sai

In September in Veun Sai, the average temperature is 27°C (81°F), with a maximum that can reach 35°C (95°F) and a minimum that can drop to 23°C (73°F). This pleasant weather makes it an ideal time for outdoor activities and sightseeing.

September Weather in Veun Sai: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Veun Sai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Veun Sai, September typically has an average temperature of 27°C (81°F), with highs reaching up to 35°C (95°F) and lows dropping to around 23°C (73°F).
JanFebMarAprMayJunJulAugSepOctNovDec808285858382808080808078
Data source: Temperature data for Veun Sai generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Veun Sai

In Veun Sai in September, the total precipitation amount reaches 352 mm (13.8 in) over a span of 28 days.

September Precipitation Trends in Veun Sai

The chart displays monthly precipitation patterns in Veun Sai, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Veun Sai, September typically receives around 352 mm (13.8 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec5340872202994444103522728420
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Veun Sai

In Veun Sai in September, humidity is 91%. With an average temperature of 27°C (81°F), this humidity feels like a warm, thick haze wrapping around you, making travel feel sluggish and the air heavy, damp with the scent of earth and greenery, which can be both enchanting and exhausting.

September Average Humidity in Veun Sai

This chart illustrates the average monthly humidity levels in Veun Sai, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Veun Sai is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec63%55%48%48%74%88%90%92%91%87%84%76%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Veun Sai

In Veun Sai in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Veun Sai, you can check here.

Maximum UV Index Levels in Veun Sai for September

The chart shows the monthly maximum UV Index (UVI) for Veun Sai in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Veun Sai typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec101315141413141414121110
Data source: Veun Sai September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Veun Sai Compares to Other Months

Weather in Veun Sai varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Veun Sai, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Veun Sai, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)5 mm (0.2 inches)63%very high
February Weather28°C (82°F)3 mm (0.1 inches)55%extreme
March Weather29°C (85°F)40 mm (1.6 inches)48%extreme
April Weather29°C (85°F)87 mm (3.4 inches)48%extreme
May Weather28°C (83°F)220 mm (8.7 inches)74%extreme
June Weather28°C (82°F)298 mm (11.8 inches)88%extreme
July Weather27°C (80°F)444 mm (17.5 inches)90%extreme
August Weather27°C (80°F)410 mm (16.1 inches)92%extreme
September Weather27°C (81°F)352 mm (13.8 inches)91%extreme
October Weather27°C (80°F)272 mm (10.7 inches)87%extreme
November Weather26°C (80°F)84 mm (3.3 inches)84%extreme
December Weather26°C (78°F)20 mm (0.8 inches)76%very high

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