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September Weather in Jianshan, China

Last updated: August 22, 2025

In September, the average temperature in Jianshan, China is a warm 27°C (81°F). Expect a minimum temperature of 16°C (62°F) and a maximum that can reach up to 38°C (101°F). During this month, 70 mm (2.8 in) of precipitation can be anticipated over 9 days, accompanied by an average humidity of 73%.

September Temperature in Jianshan

In September in Jianshan, the average temperature is 27°C (81°F). Maximums can reach 38°C (101°F), while minimums can dip as low as 16°C (62°F). Be prepared for warm weather, but also pack a light jacket for cooler evenings.

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 27°C (81°F), with highs reaching up to 38°C (101°F) and lows dropping to around 16°C (62°F).
JanFebMarAprMayJunJulAugSepOctNovDec454858667580868781695948
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 total precipitation amount is 70 mm (2.8 in) spread over 9 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 70 mm (2.8 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec52821991762203262077970366047
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 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 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 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 Jianshan

In Jianshan 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 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 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec679101112121211975
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 Weather7°C (46°F)52 mm (2.1 inches)69%high
February Weather9°C (49°F)82 mm (3.2 inches)73%high
March Weather14°C (58°F)199 mm (7.8 inches)82%very high
April Weather19°C (66°F)176 mm (6.9 inches)86%very high
May Weather24°C (75°F)220 mm (8.7 inches)86%extreme
June Weather27°C (81°F)326 mm (12.8 inches)86%extreme
July Weather30°C (86°F)207 mm (8.1 inches)90%extreme
August Weather31°C (87°F)79 mm (3.1 inches)86%extreme
September Weather27°C (81°F)70 mm (2.8 inches)73%extreme
October Weather20°C (69°F)36 mm (1.4 inches)73%very high
November Weather15°C (60°F)60 mm (2.4 inches)80%high
December Weather9°C (49°F)47 mm (1.9 inches)79%moderate

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