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September Weather in Geshan, China

Last updated: August 22, 2025

In September, the average temperature in Geshan, China hovers around 25°C (77°F). However, be prepared for a range, with minimums dipping to 15°C (59°F) and maximums soaring to 38°C (100°F). This month brings approximately 113 mm (4.5 in) of precipitation over 13 days, accompanied by an average humidity level of 78%.

September Temperature in Geshan

In September in Geshan, the average temperature is 25°C (77°F). Maximums can reach 38°C (100°F), and minimums can be as low as 15°C (59°F). This makes it an ideal time for travelers to enjoy the warm weather while also having the option for cooler evenings.

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

The chart illustrates September temperature patterns in Geshan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Geshan, September typically has an average temperature of 25°C (77°F), with highs reaching up to 38°C (100°F) and lows dropping to around 15°C (59°F).
JanFebMarAprMayJunJulAugSepOctNovDec434554637176828377665746
Data source: Temperature data for Geshan 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 Geshan

In Geshan in September, the precipitation amount is 113 mm (4.5 in) accumulated over 13 days.

September Precipitation Trends in Geshan

The chart displays monthly precipitation patterns in Geshan, 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 Geshan, September typically receives around 113 mm (4.5 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec6270129106198303281179113736360
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Geshan

In Geshan in September, humidity is 78%. With an average temperature of 25°C (77°F), this humidity feels like walking through a warm, damp blanket, making travel feel a bit more exhausting and sticky as you navigate the sights.

September Average Humidity in Geshan

This chart illustrates the average monthly humidity levels in Geshan, 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 Geshan is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec68%73%80%86%88%89%91%88%79%79%80%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Geshan

In Geshan 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 Geshan.

Maximum UV Index Levels in Geshan for September

The chart shows the monthly maximum UV Index (UVI) for Geshan 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 Geshan typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6710101212121211875
Data source: Geshan 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 Geshan Compares to Other Months

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

This table compares monthly weather conditions in Geshan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)62 mm (2.5 inches)68%high
February Weather7°C (46°F)70 mm (2.8 inches)73%high
March Weather12°C (55°F)129 mm (5.1 inches)80%very high
April Weather17°C (63°F)106 mm (4.2 inches)86%very high
May Weather22°C (71°F)198 mm (7.8 inches)88%extreme
June Weather24°C (76°F)303 mm (11.9 inches)89%extreme
July Weather28°C (83°F)281 mm (11.1 inches)91%extreme
August Weather29°C (84°F)179 mm (7.0 inches)88%extreme
September Weather25°C (77°F)113 mm (4.5 inches)78%extreme
October Weather19°C (67°F)73 mm (2.9 inches)79%very high
November Weather14°C (57°F)63 mm (2.5 inches)80%high
December Weather8°C (46°F)60 mm (2.4 inches)80%moderate

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