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September Weather in Shanmen, China

Last updated: August 22, 2025

In September, the average temperature in Shanmen, China hovers around 24°C (75°F). You can expect a range from a cool 14°C (57°F) to a warm 34°C (93°F). With an average humidity of 67%, it’s a bit sticky, and don’t forget your umbrella, as precipitation amounts to 129 mm (5.1 in) over about 14 days this month!

September Temperature in Shanmen

In September in Shanmen, the average temperature is 24°C (75°F). The maximum can reach 34°C (93°F), while the minimum can be as low as 14°C (57°F). This pleasant climate makes Shanmen an ideal destination for travelers looking to enjoy both warm days and cool evenings.

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

The chart illustrates September temperature patterns in Shanmen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shanmen, September typically has an average temperature of 24°C (75°F), with highs reaching up to 34°C (93°F) and lows dropping to around 14°C (57°F).
JanFebMarAprMayJunJulAugSepOctNovDec414554626975808074635444
Data source: Temperature data for Shanmen 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 Shanmen

In Shanmen in September, the precipitation amount is 129 mm (5.1 in) over the course of 14 days.

September Precipitation Trends in Shanmen

The chart displays monthly precipitation patterns in Shanmen, 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 Shanmen, September typically receives around 129 mm (5.1 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec72108213201279317286146129848161
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Shanmen

In Shanmen in September humidity is 67%. With an average temperature of 24°C (75°F), this humidity feels like a warm and sticky embrace, making traveling a bit uncomfortable as you find yourself seeking shade and refreshing drinks more often.

September Average Humidity in Shanmen

This chart illustrates the average monthly humidity levels in Shanmen, 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 Shanmen is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec66%72%81%82%86%86%89%87%67%67%75%76%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Shanmen

In Shanmen in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Shanmen.

Maximum UV Index Levels in Shanmen for September

The chart shows the monthly maximum UV Index (UVI) for Shanmen 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 Shanmen typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec699111212131310975
Data source: Shanmen 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 Shanmen Compares to Other Months

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

This table compares monthly weather conditions in Shanmen, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)72 mm (2.8 inches)66%high
February Weather7°C (45°F)108 mm (4.2 inches)72%very high
March Weather12°C (54°F)213 mm (8.4 inches)81%very high
April Weather16°C (62°F)201 mm (7.9 inches)82%extreme
May Weather21°C (70°F)279 mm (11.0 inches)86%extreme
June Weather24°C (76°F)317 mm (12.5 inches)86%extreme
July Weather27°C (80°F)286 mm (11.3 inches)89%extreme
August Weather27°C (80°F)146 mm (5.7 inches)87%extreme
September Weather24°C (75°F)129 mm (5.1 inches)67%very high
October Weather17°C (63°F)84 mm (3.3 inches)67%very high
November Weather12°C (55°F)81 mm (3.2 inches)75%high
December Weather7°C (45°F)61 mm (2.4 inches)75%moderate

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