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September Weather in Kampong Speu, Cambodia

Last updated: August 22, 2025

In Kampong Speu, Cambodia, the average temperature in September hovers around 28°C (82°F), with a minimum of 23°C (74°F) and a maximum reaching 36°C (98°F). Expect a significant precipitation amount of 240 mm (9.4 in) spread over 27 days, contributing to an average humidity of 87%. Prepare for a warm and humid month with plenty of rain!

September Temperature in Kampong Speu

In September in Kampong Speu, the average temperature is 28°C (82°F), with maximums reaching 36°C (98°F) and minimums dropping to as low as 23°C (74°F). This climate makes it an ideal time for travelers seeking warm and pleasant weather.

September Weather in Kampong Speu: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Kampong Speu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kampong Speu, September typically has an average temperature of 28°C (82°F), with highs reaching up to 36°C (98°F) and lows dropping to around 23°C (74°F).
JanFebMarAprMayJunJulAugSepOctNovDec818285868584838382818180
Data source: Temperature data for Kampong Speu 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 Kampong Speu

In Kampong Speu in September, the total precipitation amount is 240 mm (9.4 in) spread over 27 days.

September Precipitation Trends in Kampong Speu

The chart displays monthly precipitation patterns in Kampong Speu, 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 Kampong Speu, September typically receives around 240 mm (9.4 inches) of precipitation spread over approximately 27 days.
JanFebMarAprMayJunJulAugSepOctNovDec238348415213213615324024110645
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kampong Speu

In Kampong Speu in September humidity is 87%. With an average temperature of 28°C (82°F), this humidity feels like a warm, thick blanket wrapping around you, making travel challenging as you navigate the air's heavy moisture.

September Average Humidity in Kampong Speu

This chart illustrates the average monthly humidity levels in Kampong Speu, 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 Kampong Speu is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec62%61%61%67%78%84%86%88%87%85%84%76%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kampong Speu

In Kampong Speu 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 Kampong Speu, you can check here.

Maximum UV Index Levels in Kampong Speu for September

The chart shows the monthly maximum UV Index (UVI) for Kampong Speu 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 Kampong Speu typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec101415151513141514131110
Data source: Kampong Speu 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 Kampong Speu Compares to Other Months

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

This table compares monthly weather conditions in Kampong Speu, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (81°F)22 mm (0.9 inches)62%very high
February Weather28°C (82°F)8 mm (0.3 inches)61%extreme
March Weather29°C (85°F)34 mm (1.3 inches)61%extreme
April Weather30°C (86°F)84 mm (3.3 inches)67%extreme
May Weather29°C (85°F)152 mm (6.0 inches)78%extreme
June Weather29°C (84°F)132 mm (5.2 inches)84%extreme
July Weather28°C (83°F)136 mm (5.4 inches)86%extreme
August Weather28°C (83°F)152 mm (6.0 inches)88%extreme
September Weather28°C (82°F)240 mm (9.4 inches)87%extreme
October Weather27°C (81°F)241 mm (9.5 inches)84%extreme
November Weather27°C (81°F)106 mm (4.2 inches)84%extreme
December Weather27°C (80°F)45 mm (1.8 inches)76%very high

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