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September Weather in Baiyan, China

Last updated: August 22, 2025

In September, the average temperature in Baiyan, China hovers around 25°C (77°F), with ranges between a refreshing 16°C (61°F) and a sweltering 37°C (99°F). Expect around 124 mm (4.9 in) of precipitation spread over 12 days, alongside an average humidity of 71%. Perfect for those who appreciate warmth with a touch of tropical flair!

September Temperature in Baiyan

In September in Baiyan, the average temperature is 25°C (77°F), with daytime highs reaching up to 37°C (99°F) and nighttime lows dropping to as low as 16°C (61°F). This mild climate makes Baiyan an ideal destination for travelers looking to enjoy pleasant weather and outdoor activities.

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

The chart illustrates September temperature patterns in Baiyan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Baiyan, September typically has an average temperature of 25°C (77°F), with highs reaching up to 37°C (99°F) and lows dropping to around 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec434656637178848577655646
Data source: Temperature data for Baiyan 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 Baiyan

In Baiyan in September, the total precipitation amount is 124 mm (4.9 in) over a span of 12 days.

September Precipitation Trends in Baiyan

The chart displays monthly precipitation patterns in Baiyan, 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 Baiyan, September typically receives around 124 mm (4.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec7599189159262247185127124927751
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Baiyan

In Baiyan in September humidity is 71%. With an average temperature of 25°C (77°F), this humidity feels like a warm embrace, making outdoor exploration a bit sticky but still enjoyable, especially if you take breaks in shaded areas and stay hydrated.

September Average Humidity in Baiyan

This chart illustrates the average monthly humidity levels in Baiyan, 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 Baiyan is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec68%73%84%82%86%86%88%85%71%74%85%75%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Baiyan

In Baiyan in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Baiyan.

Maximum UV Index Levels in Baiyan for September

The chart shows the monthly maximum UV Index (UVI) for Baiyan 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 Baiyan typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec679111112131210975
Data source: Baiyan 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 Baiyan Compares to Other Months

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

This table compares monthly weather conditions in Baiyan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)75 mm (2.9 inches)67%high
February Weather8°C (47°F)99 mm (3.9 inches)73%high
March Weather13°C (56°F)189 mm (7.4 inches)84%very high
April Weather17°C (64°F)159 mm (6.3 inches)82%extreme
May Weather22°C (71°F)262 mm (10.3 inches)86%extreme
June Weather25°C (78°F)247 mm (9.7 inches)86%extreme
July Weather29°C (84°F)185 mm (7.3 inches)88%extreme
August Weather29°C (85°F)127 mm (5.0 inches)85%extreme
September Weather25°C (77°F)124 mm (4.9 inches)71%very high
October Weather18°C (65°F)92 mm (3.6 inches)74%very high
November Weather13°C (57°F)76 mm (3.0 inches)85%high
December Weather8°C (47°F)51 mm (2.0 inches)75%moderate

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