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September Weather in Xishan, China

Last updated: August 22, 2025

In September, the average temperature in Xishan, China hovers around 25°C (78°F). Temperatures can vary significantly, with a minimum dipping to 16°C (61°F) and a maximum soaring up to 37°C (99°F). During this month, expect 119 mm (4.7 in) of precipitation spread over 15 days, accompanied by an average humidity of 66%. Whether you’re soaking in the sun or seeking shelter from the rain, it's a month filled with diverse weather experiences!

September Temperature in Xishan

In September in Xishan, the average temperature is 25°C (78°F). The maximum can reach 37°C (99°F), and the minimum can be as low as 16°C (61°F). This pleasant climate makes Xishan an ideal destination for summer adventures and outdoor activities.

September Weather in Xishan: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Xishan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Xishan, September typically has an average temperature of 25°C (78°F), with highs reaching up to 37°C (99°F) and lows dropping to around 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec454858647277818177665748
Data source: Temperature data for Xishan 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 Xishan

In Xishan in September, the precipitation amount is 119 mm (4.7 in) over a span of 15 days.

September Precipitation Trends in Xishan

The chart displays monthly precipitation patterns in Xishan, 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 Xishan, September typically receives around 119 mm (4.7 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec4671139155231273230132119987649
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Xishan

In Xishan in September, humidity is 66%. With an average temperature of 25°C (78°F), this humidity feels like a warm, enveloping blanket that can make outdoor activities feel more draining, yet still enjoyable for short adventures.

September Average Humidity in Xishan

This chart illustrates the average monthly humidity levels in Xishan, 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 Xishan is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec59%67%70%67%84%87%89%86%66%66%69%68%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Xishan

In Xishan in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Xishan.

Maximum UV Index Levels in Xishan for September

The chart shows the monthly maximum UV Index (UVI) for Xishan 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 Xishan typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710111213131413111086
Data source: Xishan 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 Xishan Compares to Other Months

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

This table compares monthly weather conditions in Xishan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)46 mm (1.8 inches)59%high
February Weather9°C (49°F)71 mm (2.8 inches)67%very high
March Weather14°C (58°F)139 mm (5.5 inches)70%extreme
April Weather18°C (65°F)155 mm (6.1 inches)67%extreme
May Weather22°C (72°F)231 mm (9.1 inches)84%extreme
June Weather25°C (77°F)273 mm (10.8 inches)87%extreme
July Weather27°C (81°F)230 mm (9.1 inches)89%extreme
August Weather27°C (81°F)132 mm (5.2 inches)86%extreme
September Weather25°C (78°F)119 mm (4.7 inches)66%extreme
October Weather19°C (66°F)98 mm (3.8 inches)66%very high
November Weather14°C (57°F)76 mm (3.0 inches)69%very high
December Weather9°C (48°F)49 mm (1.9 inches)68%high

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