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September Weather in Hekou, China

Last updated: August 22, 2025

In September, the average temperature in Hekou, China is a warm 24°C (76°F). You can expect temperatures to range from a chilly 15°C (59°F) to a hot 34°C (94°F). During this month, precipitation amounts to 120 mm (4.7 in) spread over 11 days, and the average humidity sits at a cozy 79%. Perfect for enjoying the local sights, just don’t forget your umbrella!

September Temperature in Hekou

In September in Hekou, the average temperature is 24°C (76°F). Maximum temperatures can reach 34°C (94°F), while minimums can dip as low as 15°C (59°F). This pleasant climate makes Hekou an ideal destination for travelers seeking warm weather and comfortable conditions.

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

The chart illustrates September temperature patterns in Hekou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hekou, September typically has an average temperature of 24°C (76°F), with highs reaching up to 34°C (94°F) and lows dropping to around 15°C (59°F).
JanFebMarAprMayJunJulAugSepOctNovDec404251596975828376655543
Data source: Temperature data for Hekou 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 Hekou

In Hekou in September, the precipitation amount is 120 mm (4.7 in) during a span of 11 days.

September Precipitation Trends in Hekou

The chart displays monthly precipitation patterns in Hekou, 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 Hekou, September typically receives around 120 mm (4.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec46485569122135241188120595044
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Hekou

In Hekou in September, humidity is 79%. With an average temperature of 24°C (76°F), this humidity feels like a thick blanket wrapped around you, making traveling somewhat uncomfortable and sticky, as you navigate through the warmth while constantly seeking shade and hydration.

September Average Humidity in Hekou

This chart illustrates the average monthly humidity levels in Hekou, 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 Hekou is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec67%69%79%86%87%90%95%92%79%76%77%73%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Hekou

In Hekou 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 Hekou.

Maximum UV Index Levels in Hekou for September

The chart shows the monthly maximum UV Index (UVI) for Hekou 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 Hekou typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101010111110864
Data source: Hekou 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 Hekou Compares to Other Months

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

This table compares monthly weather conditions in Hekou, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)46 mm (1.8 inches)67%moderate
February Weather5°C (42°F)48 mm (1.9 inches)69%high
March Weather10°C (51°F)55 mm (2.2 inches)79%very high
April Weather15°C (59°F)69 mm (2.7 inches)86%very high
May Weather20°C (69°F)122 mm (4.8 inches)87%very high
June Weather24°C (76°F)135 mm (5.3 inches)90%very high
July Weather28°C (82°F)241 mm (9.5 inches)95%extreme
August Weather28°C (83°F)188 mm (7.4 inches)92%extreme
September Weather24°C (76°F)120 mm (4.7 inches)79%very high
October Weather18°C (65°F)59 mm (2.3 inches)76%very high
November Weather13°C (56°F)50 mm (2.0 inches)77%high
December Weather6°C (44°F)44 mm (1.7 inches)73%moderate

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