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September Weather in Jiwen, China

Last updated: August 22, 2025

In September, the average temperature in Jiwen, China hovers around 10°C (50°F). Be prepared for a temperature range that can dip to a chilly -5°C (24°F) or soar up to a warm 29°C (84°F). On average, expect 96 mm (3.8 in) of precipitation spread over 11 days, with humidity levels sitting at a relatively high 86%.

September Temperature in Jiwen

In September in Jiwen, the average temperature is 10°C (50°F). Maximums can reach 29°C (84°F), and minimums can be as low as -5°C (24°F). This varied climate means travelers should prepare for a range of weather conditions during their visit.

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

The chart illustrates September temperature patterns in Jiwen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jiwen, September typically has an average temperature of 10°C (50°F), with highs reaching up to 29°C (84°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec-9-2173650606761503312-7
Data source: Temperature data for Jiwen 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 Jiwen

In Jiwen in September, the precipitation amount is 96 mm (3.8 in) spread over 11 days, resulting in a significant accumulation of rainfall.

September Precipitation Trends in Jiwen

The chart displays monthly precipitation patterns in Jiwen, 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 Jiwen, September typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec451819591081491799637134
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Jiwen

In Jiwen in September humidity is 86%. With an average temperature of 10°C (50°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities uncomfortable and sticky, which can dampen the spirit of travel.

September Average Humidity in Jiwen

This chart illustrates the average monthly humidity levels in Jiwen, 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 Jiwen is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%87%78%73%77%83%86%86%86%85%87%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Jiwen

In Jiwen in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Jiwen.

Maximum UV Index Levels in Jiwen for September

The chart shows the monthly maximum UV Index (UVI) for Jiwen 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 Jiwen typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578985421
Data source: Jiwen 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 Jiwen Compares to Other Months

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

This table compares monthly weather conditions in Jiwen, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-23°C (-8°F)4 mm (0.1 inches)93%low
February Weather-19°C (-1°F)5 mm (0.2 inches)87%low
March Weather-8°C (17°F)18 mm (0.7 inches)78%moderate
April Weather2°C (36°F)19 mm (0.7 inches)73%moderate
May Weather10°C (50°F)59 mm (2.3 inches)77%high
June Weather15°C (60°F)108 mm (4.3 inches)82%very high
July Weather19°C (67°F)149 mm (5.9 inches)86%very high
August Weather16°C (61°F)179 mm (7.1 inches)86%very high
September Weather10°C (50°F)96 mm (3.8 inches)86%moderate
October Weather1°C (33°F)37 mm (1.5 inches)85%moderate
November Weather-11°C (12°F)12 mm (0.5 inches)86%low
December Weather-22°C (-7°F)3 mm (0.1 inches)92%low

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