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September Weather in Yashan, China

Last updated: August 22, 2025

In September, the average temperature in Yashan, China is a warm 27°C (81°F), with a comfortable minimum of 20°C (67°F) and a peak of 35°C (95°F). Expect 180 mm (7.1 in) of precipitation spread across 21 days, contributing to an average humidity of 72%. Whether you're planning outdoor activities or seeking refuge from the heat, make sure to prepare accordingly!

September Temperature in Yashan

In September in Yashan, the average temperature is 27°C (81°F). Maximum temperatures can reach up to 35°C (95°F), while minimums can drop to as low as 20°C (67°F). This makes it an ideal time for travelers seeking warm weather and pleasant conditions.

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

The chart illustrates September temperature patterns in Yashan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yashan, September typically has an average temperature of 27°C (81°F), with highs reaching up to 35°C (95°F) and lows dropping to around 20°C (67°F).
JanFebMarAprMayJunJulAugSepOctNovDec606168737982838281757061
Data source: Temperature data for Yashan 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 Yashan

In Yashan in September, the precipitation amount is 180 mm (7.1 in) spread across 21 days.

September Precipitation Trends in Yashan

The chart displays monthly precipitation patterns in Yashan, 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 Yashan, September typically receives around 180 mm (7.1 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec37771151932142422183131801082732
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Yashan

In Yashan in September humidity is 72%. With an average temperature of 27°C (81°F), this humidity feels like walking through a warm, damp blanket, making travel a bit uncomfortable as you navigate through the thick, sticky air.

September Average Humidity in Yashan

This chart illustrates the average monthly humidity levels in Yashan, 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 Yashan is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec56%62%62%58%74%80%89%88%72%64%61%63%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Yashan

In Yashan in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Yashan.

Maximum UV Index Levels in Yashan for September

The chart shows the monthly maximum UV Index (UVI) for Yashan 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 Yashan typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710121213121313121187
Data source: Yashan 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 Yashan Compares to Other Months

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

This table compares monthly weather conditions in Yashan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather15°C (60°F)37 mm (1.5 inches)56%high
February Weather16°C (61°F)77 mm (3.0 inches)62%very high
March Weather20°C (69°F)115 mm (4.5 inches)62%extreme
April Weather23°C (73°F)192 mm (7.6 inches)58%extreme
May Weather26°C (79°F)214 mm (8.4 inches)74%extreme
June Weather28°C (82°F)242 mm (9.5 inches)80%extreme
July Weather28°C (83°F)218 mm (8.6 inches)89%extreme
August Weather28°C (82°F)313 mm (12.3 inches)88%extreme
September Weather27°C (81°F)180 mm (7.1 inches)72%extreme
October Weather24°C (75°F)108 mm (4.2 inches)64%extreme
November Weather21°C (70°F)26 mm (1.0 inches)61%very high
December Weather16°C (61°F)32 mm (1.3 inches)63%high

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