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September Weather in Guanmenshan, China

Last updated: August 23, 2025

In September, the average temperature in Guanmenshan, China hovers around 13°C (56°F), with a minimum dipping to -1°C (31°F) and a potential maximum soaring to 31°C (89°F). Expect 96 mm (3.8 in) of precipitation spread over about 10 days, contributing to an average humidity of 83%. Stay prepared for a mix of cool and warm days!

September Temperature in Guanmenshan

In September in Guanmenshan, the average temperature is 13°C (56°F). The maximum can reach 31°C (89°F), and the minimum can be as low as -1°C (31°F). This makes it a great time for travelers to experience a wide range of weather conditions, so be sure to pack accordingly!

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

The chart illustrates September temperature patterns in Guanmenshan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guanmenshan, September typically has an average temperature of 13°C (56°F), with highs reaching up to 31°C (89°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec182743566572665640214
Data source: Temperature data for Guanmenshan 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 Guanmenshan

In Guanmenshan in September, the total precipitation amount is 96 mm (3.8 in) over a span of 10 days.

September Precipitation Trends in Guanmenshan

The chart displays monthly precipitation patterns in Guanmenshan, 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 Guanmenshan, September typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec257253787155149962175
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Guanmenshan

In Guanmenshan in September humidity is 83%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making travel a bit uncomfortable as the air feels heavy and the moisture clings to your skin.

September Average Humidity in Guanmenshan

This chart illustrates the average monthly humidity levels in Guanmenshan, 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 Guanmenshan is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%75%70%62%65%76%85%85%83%78%68%78%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Guanmenshan

In Guanmenshan in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Guanmenshan, you can refer to this Hourly UV Index in Guanmenshan.

Maximum UV Index Levels in Guanmenshan for September

The chart shows the monthly maximum UV Index (UVI) for Guanmenshan 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 Guanmenshan typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Guanmenshan 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 Guanmenshan Compares to Other Months

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

This table compares monthly weather conditions in Guanmenshan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-17°C (2°F)2 mm (0.1 inches)84%low
February Weather-13°C (9°F)5 mm (0.2 inches)75%moderate
March Weather-3°C (28°F)7 mm (0.3 inches)70%moderate
April Weather6°C (44°F)25 mm (1.0 inches)62%high
May Weather13°C (56°F)37 mm (1.5 inches)65%very high
June Weather18°C (65°F)87 mm (3.4 inches)76%very high
July Weather22°C (72°F)155 mm (6.1 inches)85%very high
August Weather19°C (66°F)149 mm (5.9 inches)85%very high
September Weather13°C (56°F)96 mm (3.8 inches)83%high
October Weather4°C (40°F)21 mm (0.8 inches)78%moderate
November Weather-6°C (21°F)6 mm (0.3 inches)68%low
December Weather-16°C (4°F)5 mm (0.2 inches)78%low

Compare Guanmenshan's Climate with Cities Worldwide