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September Weather in Xiyuan, China

Last updated: August 22, 2025

In September, the average temperature in Xiyuan, China is a warm 27°C (81°F), with minimums dipping to 18°C (65°F) and maximums soaring up to 36°C (98°F). Expect 81 mm (3.2 in) of rainfall spread over 9 days, contributing to an average humidity of 73%.

September Temperature in Xiyuan

In September in Xiyuan, the average temperature is 27°C (81°F), with maximums reaching 36°C (98°F) and minimums dropping to as low as 18°C (65°F). This makes it an ideal time for travelers seeking warm weather and plenty of sunshine.

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

The chart illustrates September temperature patterns in Xiyuan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Xiyuan, September typically has an average temperature of 27°C (81°F), with highs reaching up to 36°C (98°F) and lows dropping to around 18°C (65°F).
JanFebMarAprMayJunJulAugSepOctNovDec454758667581868781695948
Data source: Temperature data for Xiyuan 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 Xiyuan

In Xiyuan in September, the precipitation amount is 81 mm (3.2 in) spread over a duration of 9 days.

September Precipitation Trends in Xiyuan

The chart displays monthly precipitation patterns in Xiyuan, 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 Xiyuan, September typically receives around 81 mm (3.2 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec637718616221333027014881265047
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Xiyuan

In Xiyuan in September, humidity is 73%. With an average temperature of 27°C (81°F), this humidity feels like a warm blanket enveloping you, making outdoor activities feel sticky and heavy, while also requiring frequent hydration breaks to stay comfortable during your travels.

September Average Humidity in Xiyuan

This chart illustrates the average monthly humidity levels in Xiyuan, 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 Xiyuan is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec69%73%82%86%86%86%90%86%73%73%80%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Xiyuan

In Xiyuan in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Xiyuan.

Maximum UV Index Levels in Xiyuan for September

The chart shows the monthly maximum UV Index (UVI) for Xiyuan 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 Xiyuan typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec679101112121210975
Data source: Xiyuan 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 Xiyuan Compares to Other Months

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

This table compares monthly weather conditions in Xiyuan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)63 mm (2.5 inches)69%high
February Weather9°C (48°F)77 mm (3.0 inches)73%high
March Weather14°C (58°F)186 mm (7.3 inches)82%very high
April Weather19°C (67°F)162 mm (6.4 inches)86%very high
May Weather24°C (76°F)213 mm (8.4 inches)86%extreme
June Weather27°C (81°F)330 mm (13.0 inches)86%extreme
July Weather30°C (86°F)270 mm (10.6 inches)90%extreme
August Weather31°C (87°F)147 mm (5.8 inches)86%extreme
September Weather27°C (81°F)81 mm (3.2 inches)73%very high
October Weather21°C (69°F)26 mm (1.0 inches)73%very high
November Weather15°C (60°F)50 mm (2.0 inches)80%high
December Weather9°C (48°F)47 mm (1.9 inches)79%moderate

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