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September Weather in Youxi, China

Last updated: August 22, 2025

In September, the average temperature in Youxi, China is a pleasant 25°C (78°F), making it an ideal time to explore the area. Temperatures can vary between a minimum of 15°C (60°F) and a maximum of 36°C (98°F), so be prepared for a range of weather. Expect about 139 mm (5.5 in) of precipitation spread over 14 days, contributing to an average humidity of 78%.

September Temperature in Youxi

In September in Youxi, the average temperature is 25°C (78°F). Maximums can reach 36°C (98°F) and minimums can be as low as 15°C (60°F). This weather makes it an ideal time for outdoor activities and beach relaxation in Youxi.

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

The chart illustrates September temperature patterns in Youxi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Youxi, September typically has an average temperature of 25°C (78°F), with highs reaching up to 36°C (98°F) and lows dropping to around 15°C (60°F).
JanFebMarAprMayJunJulAugSepOctNovDec464755637176828377685949
Data source: Temperature data for Youxi 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 Youxi

In Youxi, in September, the precipitation amount is 139 mm (5.5 in) over the course of 14 days.

September Precipitation Trends in Youxi

The chart displays monthly precipitation patterns in Youxi, 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 Youxi, September typically receives around 139 mm (5.5 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec58621161042173012792171391077347
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Youxi

In Youxi in September humidity is 78%. With an average temperature of 25°C (78°F), this humidity feels like walking through a warm, thick blanket, making every step feel heavier and the air noticeably sticky, which can be quite challenging for traveling.

September Average Humidity in Youxi

This chart illustrates the average monthly humidity levels in Youxi, 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 Youxi is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec68%73%80%86%88%89%91%88%79%79%80%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Youxi

In Youxi in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Youxi.

Maximum UV Index Levels in Youxi for September

The chart shows the monthly maximum UV Index (UVI) for Youxi 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 Youxi typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6810111212121211875
Data source: Youxi 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 Youxi Compares to Other Months

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

This table compares monthly weather conditions in Youxi, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)58 mm (2.3 inches)68%high
February Weather9°C (48°F)62 mm (2.4 inches)73%very high
March Weather13°C (56°F)116 mm (4.5 inches)80%very high
April Weather17°C (63°F)104 mm (4.1 inches)86%extreme
May Weather22°C (71°F)217 mm (8.6 inches)88%extreme
June Weather25°C (76°F)301 mm (11.9 inches)89%extreme
July Weather28°C (83°F)279 mm (11.0 inches)91%extreme
August Weather28°C (83°F)217 mm (8.5 inches)88%extreme
September Weather25°C (78°F)139 mm (5.5 inches)78%extreme
October Weather20°C (68°F)107 mm (4.2 inches)79%very high
November Weather15°C (59°F)73 mm (2.9 inches)80%high
December Weather9°C (49°F)47 mm (1.8 inches)80%moderate

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