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September Weather in Mengxi, China

Last updated: August 22, 2025

In September, the average temperature in Mengxi, China is a pleasant 22°C (72°F). You'll experience a range from a cool minimum of 13°C (56°F) to a warm maximum of 34°C (93°F). Be prepared for some rain, as the area receives about 178 mm (7.0 in) of precipitation spread over 16 days. With an average humidity of 70%, it’s ideal to stay hydrated and enjoy the refreshing atmosphere!

September Temperature in Mengxi

In September in Mengxi, the average temperature is 22°C (72°F). Maximum temperatures can reach 34°C (93°F), while minimums can drop as low as 13°C (56°F). This pleasant climate makes Mengxi an ideal destination for travelers seeking a comfortable and enjoyable experience.

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

The chart illustrates September temperature patterns in Mengxi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mengxi, September typically has an average temperature of 22°C (72°F), with highs reaching up to 34°C (93°F) and lows dropping to around 13°C (56°F).
JanFebMarAprMayJunJulAugSepOctNovDec394352606774797972615243
Data source: Temperature data for Mengxi 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 Mengxi

In Mengxi in September, the total precipitation amount is 178 mm (7.0 in), recorded over the course of 16 days.

September Precipitation Trends in Mengxi

The chart displays monthly precipitation patterns in Mengxi, 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 Mengxi, September typically receives around 178 mm (7.0 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec66901451723002751951931781038959
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mengxi

In Mengxi in September, humidity is 70%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace, making travel slightly uncomfortable but still bearable; the air is thick and can leave you feeling sticky, so staying hydrated and taking frequent breaks is essential for enjoying your adventures.

September Average Humidity in Mengxi

This chart illustrates the average monthly humidity levels in Mengxi, 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 Mengxi is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec64%73%78%78%87%88%89%87%70%70%79%72%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mengxi

In Mengxi 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 Mengxi.

Maximum UV Index Levels in Mengxi for September

The chart shows the monthly maximum UV Index (UVI) for Mengxi 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 Mengxi typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6891113131313111075
Data source: Mengxi 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 Mengxi Compares to Other Months

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

This table compares monthly weather conditions in Mengxi, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)66 mm (2.6 inches)64%high
February Weather6°C (43°F)90 mm (3.5 inches)73%very high
March Weather11°C (53°F)145 mm (5.7 inches)78%very high
April Weather15°C (60°F)172 mm (6.8 inches)78%extreme
May Weather20°C (68°F)300 mm (11.8 inches)87%extreme
June Weather23°C (74°F)275 mm (10.8 inches)88%extreme
July Weather26°C (79°F)195 mm (7.7 inches)89%extreme
August Weather26°C (79°F)193 mm (7.6 inches)87%extreme
September Weather22°C (72°F)178 mm (7.0 inches)70%extreme
October Weather16°C (61°F)103 mm (4.1 inches)70%very high
November Weather11°C (53°F)89 mm (3.5 inches)79%high
December Weather6°C (43°F)59 mm (2.3 inches)72%moderate

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