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September Weather in Jiuheyuan, China

Last updated: August 22, 2025

In September, the average temperature in Jiuheyuan, China hovers around 25°C (78°F). Expect a comfortable low of 17°C (63°F) and a scorching high reaching up to 39°C (102°F). During this month, precipitation totals about 114 mm (4.5 in) spread over approximately 11 days, while the average humidity remains at 70%.

September Temperature in Jiuheyuan

In September in Jiuheyuan, the average temperature is 25°C (78°F), with maximums reaching up to 39°C (102°F) and minimums dropping as low as 17°C (63°F). This makes it an ideal month for travelers who enjoy warm weather while still having cooler evenings to relax in.

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

The chart illustrates September temperature patterns in Jiuheyuan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jiuheyuan, September typically has an average temperature of 25°C (78°F), with highs reaching up to 39°C (102°F) and lows dropping to around 17°C (63°F).
JanFebMarAprMayJunJulAugSepOctNovDec424656657380848578655746
Data source: Temperature data for Jiuheyuan 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 Jiuheyuan

In Jiuheyuan in September, the total precipitation amount is 114 mm (4.5 in) spread over 11 days.

September Precipitation Trends in Jiuheyuan

The chart displays monthly precipitation patterns in Jiuheyuan, 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 Jiuheyuan, September typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec6071129150197193208122114675331
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Jiuheyuan

In Jiuheyuan in September humidity is 70%. With an average temperature of 25°C (78°F), this humidity feels like a warm embrace, making traveling feel both sultry and invigorating as the air wraps around you, encouraging slower-paced exploration amidst the vibrant surroundings.

September Average Humidity in Jiuheyuan

This chart illustrates the average monthly humidity levels in Jiuheyuan, 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 Jiuheyuan is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%75%86%86%86%87%89%86%70%73%83%76%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Jiuheyuan

In Jiuheyuan 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 Jiuheyuan.

Maximum UV Index Levels in Jiuheyuan for September

The chart shows the monthly maximum UV Index (UVI) for Jiuheyuan 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 Jiuheyuan typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec668101011121210865
Data source: Jiuheyuan 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 Jiuheyuan Compares to Other Months

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

This table compares monthly weather conditions in Jiuheyuan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (42°F)60 mm (2.3 inches)71%high
February Weather8°C (46°F)71 mm (2.8 inches)75%high
March Weather13°C (56°F)129 mm (5.1 inches)86%very high
April Weather18°C (65°F)150 mm (5.9 inches)86%very high
May Weather23°C (73°F)197 mm (7.7 inches)86%very high
June Weather26°C (80°F)193 mm (7.6 inches)87%extreme
July Weather29°C (85°F)208 mm (8.2 inches)89%extreme
August Weather30°C (86°F)122 mm (4.8 inches)86%extreme
September Weather25°C (78°F)114 mm (4.5 inches)70%very high
October Weather18°C (66°F)67 mm (2.6 inches)72%very high
November Weather14°C (57°F)52 mm (2.1 inches)82%high
December Weather8°C (46°F)31 mm (1.2 inches)76%moderate

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