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September Weather in Jianshan, China

Last updated: August 22, 2025

In Jianshan, China, the average temperature in September is a comfortable 15°C (60°F). However, temperatures can vary significantly, with a minimum of 1°C (34°F) and a maximum reaching 28°C (83°F). Expect an average precipitation amount of 88 mm (3.5 in) over 10 days, and a notable average humidity of 87%, creating a pleasantly mild atmosphere throughout the month.

September Temperature in Jianshan

In September in Jianshan, the average temperature is 15°C (60°F). Maximum temperatures can reach 28°C (83°F), while minimums can drop as low as 1°C (34°F). It's a perfect time for travelers to enjoy the mild climate, so pack accordingly and be prepared for both warm and cooler days.

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

The chart illustrates September temperature patterns in Jianshan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jianshan, September typically has an average temperature of 15°C (60°F), with highs reaching up to 28°C (83°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec292945596674695945245
Data source: Temperature data for Jianshan 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 Jianshan

In Jianshan in September, the precipitation amount is 88 mm (3.5 in) spread over a duration of 10 days.

September Precipitation Trends in Jianshan

The chart displays monthly precipitation patterns in Jianshan, 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 Jianshan, September typically receives around 88 mm (3.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec592239771151211728926369
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Jianshan

In Jianshan in September humidity is 87%. With an average temperature of 15°C (60°F), this humidity feels like you're wrapped in a damp blanket, making it a challenge for travelers to stay comfortable and energetic.

September Average Humidity in Jianshan

This chart illustrates the average monthly humidity levels in Jianshan, 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 Jianshan is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%83%75%70%72%83%86%88%87%83%67%71%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Jianshan

In Jianshan in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Jianshan.

Maximum UV Index Levels in Jianshan for September

The chart shows the monthly maximum UV Index (UVI) for Jianshan 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 Jianshan typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234679987421
Data source: Jianshan 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 Jianshan Compares to Other Months

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

This table compares monthly weather conditions in Jianshan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-17°C (2°F)5 mm (0.2 inches)85%low
February Weather-13°C (10°F)9 mm (0.4 inches)83%moderate
March Weather-2°C (29°F)22 mm (0.9 inches)75%moderate
April Weather7°C (45°F)39 mm (1.5 inches)70%high
May Weather15°C (59°F)77 mm (3.0 inches)72%high
June Weather19°C (66°F)115 mm (4.5 inches)83%very high
July Weather24°C (75°F)121 mm (4.8 inches)86%very high
August Weather21°C (69°F)172 mm (6.8 inches)88%very high
September Weather15°C (60°F)88 mm (3.5 inches)87%high
October Weather7°C (45°F)26 mm (1.0 inches)83%moderate
November Weather-4°C (24°F)36 mm (1.4 inches)67%low
December Weather-15°C (5°F)9 mm (0.3 inches)71%low

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