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September Weather in Yongchuan, China

Last updated: August 23, 2025

In Yongchuan, China, the average temperature in September hovers around 24°C (76°F), with a minimum of 18°C (64°F) and a maximum soaring to 40°C (104°F). Expect 157 mm (6.2 in) of precipitation over approximately 18 days, contributing to an average humidity of 84%. Stay prepared for warm temperatures and occasional rain!

September Temperature in Yongchuan

In September in Yongchuan, the average temperature is 24°C (76°F). Maximum temperatures can reach up to 40°C (104°F), while minimums can drop as low as 18°C (64°F). Travelers should be prepared for a warm climate with the potential for hot days and cooler evenings.

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

The chart illustrates September temperature patterns in Yongchuan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yongchuan, September typically has an average temperature of 24°C (76°F), with highs reaching up to 40°C (104°F) and lows dropping to around 18°C (64°F).
JanFebMarAprMayJunJulAugSepOctNovDec485160677377848576655749
Data source: Temperature data for Yongchuan 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 Yongchuan

In Yongchuan, in September, the precipitation amount is 157 mm (6.2 in) distributed over 18 days.

September Precipitation Trends in Yongchuan

The chart displays monthly precipitation patterns in Yongchuan, 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 Yongchuan, September typically receives around 157 mm (6.2 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec283668931491421501471571114935
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Yongchuan

In Yongchuan in September humidity is 84%. With an average temperature of 24°C (76°F), this humidity feels like a warm, damp embrace that can make outdoor activities feel sticky and uncomfortable, requiring frequent breaks in the shade and plenty of hydration for travelers.

September Average Humidity in Yongchuan

This chart illustrates the average monthly humidity levels in Yongchuan, 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 Yongchuan is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%76%80%77%82%85%85%87%84%81%86%81%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Yongchuan

In Yongchuan in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Yongchuan.

Maximum UV Index Levels in Yongchuan for September

The chart shows the monthly maximum UV Index (UVI) for Yongchuan 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 Yongchuan typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec56810111111129864
Data source: Yongchuan 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 Yongchuan Compares to Other Months

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

This table compares monthly weather conditions in Yongchuan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (48°F)28 mm (1.1 inches)72%moderate
February Weather11°C (51°F)36 mm (1.4 inches)76%high
March Weather16°C (61°F)68 mm (2.7 inches)80%very high
April Weather19°C (67°F)93 mm (3.7 inches)77%very high
May Weather23°C (73°F)149 mm (5.9 inches)82%extreme
June Weather25°C (78°F)142 mm (5.6 inches)85%extreme
July Weather29°C (84°F)150 mm (5.9 inches)85%extreme
August Weather30°C (85°F)147 mm (5.8 inches)87%extreme
September Weather24°C (76°F)157 mm (6.2 inches)84%very high
October Weather18°C (65°F)110 mm (4.3 inches)81%very high
November Weather14°C (57°F)49 mm (1.9 inches)86%high
December Weather10°C (50°F)35 mm (1.4 inches)81%moderate

Compare Yongchuan's Climate with Cities Worldwide