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September Weather in Mengmeng, China

Last updated: August 22, 2025

In September, the average temperature in Mengmeng, China hovers around 21°C (70°F), with a minimum of 13°C (56°F) and a maximum reaching up to 29°C (85°F). Be prepared for wet weather, as 172 mm (6.8 in) of precipitation typically falls over 24 days. With an average humidity of 86%, this month can feel quite tropical!

September Temperature in Mengmeng

In September in Mengmeng, the average temperature is 21°C (70°F), with maximums reaching 29°C (85°F) and minimums dropping as low as 13°C (56°F). This pleasant climate makes it an ideal time for outdoor activities and exploring the local attractions.

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

The chart illustrates September temperature patterns in Mengmeng, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mengmeng, September typically has an average temperature of 21°C (70°F), with highs reaching up to 29°C (85°F) and lows dropping to around 13°C (56°F).
JanFebMarAprMayJunJulAugSepOctNovDec545863677172717170676155
Data source: Temperature data for Mengmeng 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 Mengmeng

In Mengmeng in September, the precipitation amount is 172 mm (6.8 in) over the course of 24 days.

September Precipitation Trends in Mengmeng

The chart displays monthly precipitation patterns in Mengmeng, 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 Mengmeng, September typically receives around 172 mm (6.8 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec49132664662073383141721174826
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mengmeng

In Mengmeng in September, humidity is 86%. With an average temperature of 21°C (70°F), this humidity feels like walking through a warm, moist veil, making it essential to stay hydrated and take frequent breaks while exploring the area.

September Average Humidity in Mengmeng

This chart illustrates the average monthly humidity levels in Mengmeng, 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 Mengmeng is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec56%60%43%37%62%85%93%91%86%78%77%70%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mengmeng

In Mengmeng in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Mengmeng, you can check here.

Maximum UV Index Levels in Mengmeng for September

The chart shows the monthly maximum UV Index (UVI) for Mengmeng 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 Mengmeng typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810111315151515141298
Data source: Mengmeng 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 Mengmeng Compares to Other Months

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

This table compares monthly weather conditions in Mengmeng, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (55°F)49 mm (1.9 inches)56%very high
February Weather14°C (58°F)13 mm (0.5 inches)60%very high
March Weather17°C (64°F)26 mm (1.0 inches)43%extreme
April Weather20°C (67°F)64 mm (2.5 inches)37%extreme
May Weather21°C (71°F)66 mm (2.6 inches)62%extreme
June Weather22°C (72°F)207 mm (8.1 inches)85%extreme
July Weather22°C (71°F)338 mm (13.3 inches)93%extreme
August Weather22°C (71°F)314 mm (12.4 inches)91%extreme
September Weather21°C (70°F)172 mm (6.8 inches)86%extreme
October Weather19°C (67°F)117 mm (4.6 inches)78%extreme
November Weather16°C (61°F)48 mm (1.9 inches)77%very high
December Weather13°C (56°F)26 mm (1.0 inches)70%very high

Compare Mengmeng's Climate with Cities Worldwide