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September Weather in Yirshi, China

Last updated: August 22, 2025

In September, the average temperature in Yirshi, China is a cool 11°C (51°F), with minimums dipping as low as -4°C (25°F) and maximums soaring up to 29°C (84°F). Expect 65 mm (2.6 in) of precipitation over 9 days, contributing to an average humidity of 84%. Whether you’re bracing for a chill or enjoying the mild warmth, be prepared for a varied climate!

September Temperature in Yirshi

In September in Yirshi, the average temperature is 11°C (51°F). Maximums can reach 29°C (84°F) and minimums can be as low as -4°C (25°F). Travelers should be prepared for a wide range of temperatures, making layering essential for comfort during their visit.

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

The chart illustrates September temperature patterns in Yirshi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yirshi, September typically has an average temperature of 11°C (51°F), with highs reaching up to 29°C (84°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec-8-2183750606762513414-5
Data source: Temperature data for Yirshi 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 Yirshi

In Yirshi in September, the precipitation amount is 65 mm (2.6 in) over the course of 9 days.

September Precipitation Trends in Yirshi

The chart displays monthly precipitation patterns in Yirshi, 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 Yirshi, September typically receives around 65 mm (2.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec7111219487310713165331613
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Yirshi

In Yirshi in September humidity is 84%. With an average temperature of 11°C (51°F), this humidity feels like a damp chill enveloping you, making it seem much colder than it actually is, and can dampen your spirits while traveling.

September Average Humidity in Yirshi

This chart illustrates the average monthly humidity levels in Yirshi, 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 Yirshi is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec95%93%79%60%67%75%83%85%84%78%72%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Yirshi

In Yirshi in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Yirshi, you can refer to this Hourly UV Index in Yirshi.

Maximum UV Index Levels in Yirshi for September

The chart shows the monthly maximum UV Index (UVI) for Yirshi 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 Yirshi typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689996421
Data source: Yirshi 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 Yirshi Compares to Other Months

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

This table compares monthly weather conditions in Yirshi, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-22°C (-8°F)7 mm (0.3 inches)95%low
February Weather-19°C (-2°F)11 mm (0.4 inches)93%moderate
March Weather-8°C (18°F)12 mm (0.5 inches)79%moderate
April Weather3°C (38°F)19 mm (0.8 inches)60%high
May Weather10°C (50°F)48 mm (1.9 inches)67%very high
June Weather16°C (60°F)73 mm (2.9 inches)75%very high
July Weather19°C (67°F)107 mm (4.2 inches)83%very high
August Weather17°C (62°F)130 mm (5.1 inches)85%very high
September Weather11°C (51°F)65 mm (2.6 inches)84%high
October Weather1°C (34°F)33 mm (1.3 inches)78%moderate
November Weather-10°C (14°F)16 mm (0.6 inches)72%low
December Weather-20°C (-5°F)13 mm (0.5 inches)89%low

Compare Yirshi's Climate with Cities Worldwide