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September Weather in Jiewen, China

Last updated: August 23, 2025

In September, the average temperature in Jiewen, China hovers around 19°C (66°F), offering a pleasant climate. Expect minimums as low as 4°C (39°F) and maximums reaching up to 30°C (86°F). With an average humidity of 75%, you might feel a touch of warmth in the air. Prepare for some rain, as 97 mm (3.8 in) of precipitation is forecasted over approximately 9 days.

September Temperature in Jiewen

In September in Jiewen, the average temperature is 19°C (66°F). Maximums can reach 30°C (86°F), and minimums can be as low as 4°C (39°F). This weather makes Jiewen an ideal destination for travelers seeking a pleasant climate and comfortable outdoor activities.

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

The chart illustrates September temperature patterns in Jiewen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jiewen, September typically has an average temperature of 19°C (66°F), with highs reaching up to 30°C (86°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec162338516270777566513621
Data source: Temperature data for Jiewen 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 Jiewen

In Jiewen in September, the total precipitation amount reaches 97 mm (3.8 in) over the course of 9 days.

September Precipitation Trends in Jiewen

The chart displays monthly precipitation patterns in Jiewen, 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 Jiewen, September typically receives around 97 mm (3.8 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec612183276831032199759409
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Jiewen

In Jiewen in September humidity is 75%. With an average temperature of 19°C (66°F), this humidity feels like a warm, enveloping blanket, making it slightly uncomfortable for traveling as you navigate through the thick, muggy air.

September Average Humidity in Jiewen

This chart illustrates the average monthly humidity levels in Jiewen, 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 Jiewen is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec58%52%53%60%71%79%85%86%75%80%70%58%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Jiewen

In Jiewen 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 Jiewen.

Maximum UV Index Levels in Jiewen for September

The chart shows the monthly maximum UV Index (UVI) for Jiewen 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 Jiewen typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec236781011107632
Data source: Jiewen 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 Jiewen Compares to Other Months

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

This table compares monthly weather conditions in Jiewen, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (17°F)6 mm (0.2 inches)58%low
February Weather-5°C (23°F)12 mm (0.5 inches)52%moderate
March Weather3°C (38°F)18 mm (0.7 inches)53%high
April Weather11°C (51°F)32 mm (1.3 inches)59%high
May Weather17°C (62°F)76 mm (3.0 inches)70%very high
June Weather21°C (71°F)83 mm (3.3 inches)79%very high
July Weather25°C (77°F)103 mm (4.1 inches)85%extreme
August Weather24°C (75°F)219 mm (8.6 inches)86%very high
September Weather19°C (66°F)97 mm (3.8 inches)75%high
October Weather10°C (51°F)59 mm (2.3 inches)80%high
November Weather2°C (36°F)40 mm (1.6 inches)70%moderate
December Weather-6°C (21°F)9 mm (0.4 inches)58%low

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