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September Weather in Xinyuan, China

Last updated: August 23, 2025

In September, the average temperature in Xinyuan, China hovers around 5°C (41°F), with the minimum dipping to a chilly -8°C (17°F) and the maximum reaching a pleasant 18°C (65°F). Expect about 74 mm (2.9 in) of precipitation spread over 14 days, contributing to an average humidity of 83%, making for a uniquely crisp and refreshing atmosphere.

September Temperature in Xinyuan

In September in Xinyuan, the average temperature is 5°C (41°F). The maximum can reach 18°C (65°F), and the minimum can be as low as -8°C (17°F). Be prepared for a chilly climate and pack accordingly if traveling during this month.

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

The chart illustrates September temperature patterns in Xinyuan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Xinyuan, September typically has an average temperature of 5°C (41°F), with highs reaching up to 18°C (65°F) and lows dropping to around -8°C (17°F).
JanFebMarAprMayJunJulAugSepOctNovDec5112128364449484127156
Data source: Temperature data for Xinyuan 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 Xinyuan

In Xinyuan in September, the precipitation amount is 74 mm (2.9 in) over a span of 14 days.

September Precipitation Trends in Xinyuan

The chart displays monthly precipitation patterns in Xinyuan, 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 Xinyuan, September typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec45174369108147130742972
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Xinyuan

In Xinyuan in September humidity is 83%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable and necessitating extra layers to stay warm and dry.

September Average Humidity in Xinyuan

This chart illustrates the average monthly humidity levels in Xinyuan, 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 Xinyuan is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%74%79%77%75%80%82%85%83%82%74%66%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Xinyuan

In Xinyuan 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 Xinyuan.

Maximum UV Index Levels in Xinyuan for September

The chart shows the monthly maximum UV Index (UVI) for Xinyuan 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 Xinyuan typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469121514141311864
Data source: Xinyuan 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 Xinyuan Compares to Other Months

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

This table compares monthly weather conditions in Xinyuan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-15°C (6°F)4 mm (0.2 inches)70%moderate
February Weather-12°C (11°F)5 mm (0.2 inches)74%high
March Weather-6°C (22°F)17 mm (0.7 inches)79%very high
April Weather-2°C (28°F)43 mm (1.7 inches)77%extreme
May Weather2°C (36°F)69 mm (2.7 inches)75%extreme
June Weather6°C (44°F)108 mm (4.2 inches)80%extreme
July Weather9°C (49°F)147 mm (5.8 inches)82%extreme
August Weather9°C (48°F)130 mm (5.1 inches)85%extreme
September Weather5°C (41°F)74 mm (2.9 inches)83%extreme
October Weather-3°C (28°F)28 mm (1.1 inches)82%very high
November Weather-9°C (16°F)7 mm (0.3 inches)74%high
December Weather-14°C (6°F)2 mm (0.1 inches)66%moderate

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