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September Weather in Stung Treng, Cambodia

Last updated: August 22, 2025

In September, the average temperature in Stung Treng, Cambodia is a warm 28°C (82°F). Expect minimums of 24°C (75°F) and occasional peaks reaching 35°C (95°F). Be prepared for wet weather, as 314 mm (12.4 in) of precipitation typically falls over 27 days, contributing to an average humidity of 91%.

September Temperature in Stung Treng

In September in Stung Treng, the average temperature is 28°C (82°F). The maximum can reach 35°C (95°F), while the minimum can dip to as low as 24°C (75°F). This pleasant climate makes it an ideal destination for travelers seeking warm weather and outdoor activities.

September Weather in Stung Treng: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Stung Treng, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stung Treng, September typically has an average temperature of 28°C (82°F), with highs reaching up to 35°C (95°F) and lows dropping to around 24°C (75°F).
JanFebMarAprMayJunJulAugSepOctNovDec818386868484828282818180
Data source: Temperature data for Stung Treng 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 Stung Treng

In Stung Treng, in September, the precipitation amount is 314 mm (12.4 in) during 27 days, indicating a significant amount of rainfall for that period.

September Precipitation Trends in Stung Treng

The chart displays monthly precipitation patterns in Stung Treng, 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 Stung Treng, September typically receives around 314 mm (12.4 inches) of precipitation spread over approximately 27 days.
JanFebMarAprMayJunJulAugSepOctNovDec6438902012133002903142098215
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Stung Treng

In Stung Treng in September humidity is 91%. With an average temperature of 28°C (82°F), this humidity feels like a thick blanket wrapping around you, making each step feel heavy and every breath slightly more laborious, which can be quite challenging for traveling.

September Average Humidity in Stung Treng

This chart illustrates the average monthly humidity levels in Stung Treng, 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 Stung Treng 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 Stung Treng

In Stung Treng 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 Stung Treng, you can check here.

Maximum UV Index Levels in Stung Treng for September

The chart shows the monthly maximum UV Index (UVI) for Stung Treng 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 Stung Treng typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec101315151513141414121110
Data source: Stung Treng 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 Stung Treng Compares to Other Months

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

This table compares monthly weather conditions in Stung Treng, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (82°F)6 mm (0.2 inches)63%very high
February Weather28°C (83°F)4 mm (0.2 inches)55%extreme
March Weather30°C (86°F)38 mm (1.5 inches)48%extreme
April Weather30°C (86°F)90 mm (3.5 inches)48%extreme
May Weather29°C (84°F)201 mm (7.9 inches)74%extreme
June Weather29°C (84°F)213 mm (8.4 inches)88%extreme
July Weather28°C (82°F)300 mm (11.8 inches)90%extreme
August Weather28°C (82°F)290 mm (11.4 inches)92%extreme
September Weather28°C (82°F)314 mm (12.4 inches)91%extreme
October Weather27°C (82°F)209 mm (8.2 inches)87%extreme
November Weather27°C (81°F)82 mm (3.2 inches)84%extreme
December Weather27°C (80°F)15 mm (0.6 inches)76%very high

Compare Stung Treng's Climate with Cities Worldwide