September Weather in Siem Pang, Cambodia

Last updated: August 22, 2025

In Siem Pang, Cambodia, the average temperature in September reaches a warm 27°C (82°F), with minimums dipping to 23°C (74°F) and highs soaring up to 35°C (96°F). Rain is quite prevalent, with an average precipitation of 355 mm (14.0 in) spread over 27 days, contributing to a notably high average humidity of 91%. 🌧️

September Temperature in Siem Pang

In September in Siem Pang, the average temperature is 27°C (82°F). Maximums can reach 35°C (96°F), while minimums can drop to as low as 23°C (74°F). This mild and warm weather makes Siem Pang an ideal destination for travelers looking to enjoy pleasant outdoor activities.

September Weather in Siem Pang: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Siem Pang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Siem Pang, September typically has an average temperature of 27°C (82°F), with highs reaching up to 35°C (96°F) and lows dropping to around 23°C (74°F).

Data source: Temperature data for Siem Pang generated using information from the Copernicus Climate Change Service.

September Precipitation in Siem Pang

In Siem Pang in September, the total precipitation amount is 355 mm (14.0 in) spread over 27 days.

September Precipitation Trends in Siem Pang

The chart displays monthly precipitation patterns in Siem Pang, 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 Siem Pang, September typically receives around 355 mm (14.0 inches) of precipitation spread over approximately 27 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Siem Pang

In Siem Pang in September, humidity is 91%. With an average temperature of 27°C (82°F), this humidity feels like a heavy, warm blanket wrapping around you, making outdoor adventures feel sticky and exhausting, and prompting you to seek respite in shaded areas or air-conditioned spaces.

September Average Humidity in Siem Pang

This chart illustrates the average monthly humidity levels in Siem Pang, 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 Siem Pang is approximately 91%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Siem Pang

In Siem Pang 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 Siem Pang, you can check here.

Maximum UV Index Levels in Siem Pang for September

The chart shows the monthly maximum UV Index (UVI) for Siem Pang 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 Siem Pang typically reaches 14, which falls under the extreme exposure category.

Data source: Siem Pang 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 Siem Pang Compares to Other Months

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

This table compares monthly weather conditions in Siem Pang, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	4 mm (0.2 inches)	63%	very high
February Weather	28°C (83°F)	4 mm (0.2 inches)	55%	extreme
March Weather	30°C (86°F)	38 mm (1.5 inches)	48%	extreme
April Weather	30°C (86°F)	92 mm (3.6 inches)	48%	extreme
May Weather	29°C (84°F)	216 mm (8.5 inches)	74%	extreme
June Weather	28°C (83°F)	292 mm (11.5 inches)	88%	extreme
July Weather	27°C (82°F)	417 mm (16.4 inches)	90%	extreme
August Weather	27°C (81°F)	402 mm (15.8 inches)	92%	extreme
September Weather	27°C (82°F)	355 mm (14.0 inches)	91%	extreme
October Weather	27°C (81°F)	258 mm (10.2 inches)	87%	extreme
November Weather	27°C (81°F)	78 mm (3.1 inches)	84%	very high
December Weather	26°C (80°F)	17 mm (0.7 inches)	76%	very high