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September Weather in Caihe, China

Last updated: August 23, 2025

In September, the average temperature in Caihe, China is a pleasant 25°C (77°F). However, be prepared for a range that spans from a cool 14°C (58°F) to a scorching 36°C (96°F). Expect 104 mm (4.1 in) of precipitation spread over about 10 days, accompanied by a comfortable average humidity of 68%.

September Temperature in Caihe

In September in Caihe, the average temperature is 25°C (77°F). Maximum temperatures can reach 36°C (96°F), while minimums can drop to as low as 14°C (58°F). This varied climate makes Caihe an ideal destination for travelers seeking both warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Caihe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Caihe, September typically has an average temperature of 25°C (77°F), with highs reaching up to 36°C (96°F) and lows dropping to around 14°C (58°F).
JanFebMarAprMayJunJulAugSepOctNovDec414555637278838377655544
Data source: Temperature data for Caihe 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 Caihe

In Caihe in September, the precipitation amount is 104 mm (4.1 in) over a period of 10 days.

September Precipitation Trends in Caihe

The chart displays monthly precipitation patterns in Caihe, 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 Caihe, September typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec5675129117196224330156104534332
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Caihe

In Caihe in September, humidity is 68%. With an average temperature of 25°C (77°F), this humidity feels like a warm embrace that can quickly become stifling for traveling, making outdoor activities feel more strenuous and the air thick and heavy.

September Average Humidity in Caihe

This chart illustrates the average monthly humidity levels in Caihe, 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 Caihe is approximately 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec69%73%82%85%84%84%89%84%68%71%83%76%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Caihe

In Caihe 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 Caihe.

Maximum UV Index Levels in Caihe for September

The chart shows the monthly maximum UV Index (UVI) for Caihe 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 Caihe typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec578101011121210864
Data source: Caihe 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 Caihe Compares to Other Months

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

This table compares monthly weather conditions in Caihe, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)56 mm (2.2 inches)69%moderate
February Weather7°C (45°F)75 mm (3.0 inches)72%high
March Weather13°C (55°F)129 mm (5.1 inches)82%very high
April Weather17°C (64°F)117 mm (4.6 inches)85%very high
May Weather22°C (72°F)196 mm (7.7 inches)84%very high
June Weather26°C (78°F)224 mm (8.8 inches)84%extreme
July Weather28°C (83°F)330 mm (13.0 inches)89%extreme
August Weather28°C (84°F)156 mm (6.1 inches)84%extreme
September Weather25°C (77°F)104 mm (4.1 inches)68%very high
October Weather18°C (65°F)53 mm (2.1 inches)71%very high
November Weather13°C (56°F)43 mm (1.7 inches)83%high
December Weather7°C (44°F)32 mm (1.3 inches)76%moderate

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