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September Weather in Guantun, China

Last updated: August 22, 2025

In Guantun, China, the average temperature in September hovers around 20°C (69°F). Expect a range as the minimum dips to 7°C (45°F) and the maximum can soar to 30°C (87°F). During this month, precipitation totals about 92 mm (3.6 in) spread over 9 days, with an average humidity level of 72%. Prepare accordingly for a mix of mild warmth and occasional rain!

September Temperature in Guantun

In September in Guantun, the average temperature is 20°C (69°F). The maximum can reach 30°C (87°F), while the minimum can be as low as 7°C (45°F). This pleasant climate makes it an ideal time for traveling and exploring the beautiful surroundings.

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

The chart illustrates September temperature patterns in Guantun, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guantun, September typically has an average temperature of 20°C (69°F), with highs reaching up to 30°C (87°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec192540556674807869543924
Data source: Temperature data for Guantun 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 Guantun

In Guantun in September, the precipitation amount is 92 mm (3.6 in) during 9 days, indicating a relatively wet period for the region.

September Precipitation Trends in Guantun

The chart displays monthly precipitation patterns in Guantun, 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 Guantun, September typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec5914256166861909251317
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Guantun

In Guantun in September humidity is 72%. With an average temperature of 20°C (69°F), this humidity feels like a warm, almost tropical embrace, making it perfect for leisurely strolls but challenging for those unaccustomed to the moist air.

September Average Humidity in Guantun

This chart illustrates the average monthly humidity levels in Guantun, 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 Guantun is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec54%44%48%55%65%71%82%83%72%76%66%52%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Guantun

In Guantun 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 Guantun.

Maximum UV Index Levels in Guantun for September

The chart shows the monthly maximum UV Index (UVI) for Guantun 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 Guantun typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2357891097532
Data source: Guantun 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 Guantun Compares to Other Months

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

This table compares monthly weather conditions in Guantun, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (19°F)5 mm (0.2 inches)54%low
February Weather-4°C (25°F)9 mm (0.3 inches)44%moderate
March Weather4°C (40°F)14 mm (0.6 inches)48%moderate
April Weather13°C (55°F)25 mm (1.0 inches)55%high
May Weather19°C (66°F)61 mm (2.4 inches)65%very high
June Weather23°C (74°F)66 mm (2.6 inches)71%very high
July Weather27°C (80°F)86 mm (3.4 inches)82%very high
August Weather25°C (78°F)190 mm (7.5 inches)83%very high
September Weather20°C (69°F)92 mm (3.6 inches)72%high
October Weather12°C (54°F)51 mm (2.0 inches)76%moderate
November Weather4°C (39°F)31 mm (1.2 inches)66%moderate
December Weather-4°C (24°F)7 mm (0.3 inches)52%low

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