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September Weather in Hekou, China

Last updated: August 22, 2025

In Hekou, China during September, the average temperature hovers around 23°C (74°F). Expect a comfortable range with minimum temperatures dipping to 12°C (54°F) and maximums reaching up to 34°C (93°F). The month typically sees 64 mm (2.5 in) of precipitation over about 6 days, accompanied by an average humidity of 58%, creating a pleasant environment for outdoor activities.

September Temperature in Hekou

In September in Hekou, the average temperature is 23°C (74°F), with maximums reaching up to 34°C (93°F) and minimums dropping as low as 12°C (54°F). This pleasant climate makes Hekou an ideal destination for travelers seeking a comfortable getaway during this time of year.

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 23°C (74°F), with highs reaching up to 34°C (93°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec303448597078828173594834
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 total precipitation amount is 64 mm (2.5 in) during a span of 6 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 64 mm (2.5 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec49143134701472066443285
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 58%. With an average temperature of 23°C (74°F), this humidity feels like a warm, inviting embrace, making traveling enjoyable yet slightly sticky.

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 58%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec42%49%57%71%66%66%79%75%58%67%77%62%
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 is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to 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 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346891010108642
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 Weather-1°C (30°F)4 mm (0.2 inches)42%moderate
February Weather1°C (35°F)9 mm (0.3 inches)49%moderate
March Weather9°C (48°F)14 mm (0.5 inches)57%high
April Weather15°C (59°F)31 mm (1.2 inches)71%very high
May Weather21°C (70°F)34 mm (1.3 inches)65%very high
June Weather26°C (78°F)70 mm (2.8 inches)66%very high
July Weather28°C (83°F)147 mm (5.8 inches)79%very high
August Weather27°C (81°F)206 mm (8.1 inches)75%very high
September Weather23°C (74°F)64 mm (2.5 inches)58%very high
October Weather15°C (60°F)43 mm (1.7 inches)67%high
November Weather9°C (48°F)28 mm (1.1 inches)77%moderate
December Weather1°C (34°F)5 mm (0.2 inches)62%low

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