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September Weather in Chahannao, China

Last updated: August 22, 2025

In Chahannao, China, the average temperature for September hovers around 14°C (57°F). Expect chilly lows of -2°C (29°F) and warm highs reaching up to 28°C (83°F). With 48 mm (1.9 in) of precipitation spread over 7 days, the month brings a 69% average humidity, making it essential to prepare for unpredictable weather patterns.

September Temperature in Chahannao

In September in Chahannao, the average temperature is 14°C (57°F). The maximum can reach 28°C (83°F) and the minimum can be as low as -2°C (29°F). This diverse temperature range makes Chahannao a versatile destination for travelers, suitable for both warm and cool weather activities.

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

The chart illustrates September temperature patterns in Chahannao, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chahannao, September typically has an average temperature of 14°C (57°F), with highs reaching up to 28°C (83°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec91532445666696557402610
Data source: Temperature data for Chahannao 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 Chahannao

In Chahannao in September, the total precipitation amount is 48 mm (1.9 in) over a span of 7 days.

September Precipitation Trends in Chahannao

The chart displays monthly precipitation patterns in Chahannao, 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 Chahannao, September typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec361623413598674816132
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Chahannao

In Chahannao in September, humidity is 69%. With an average temperature of 14°C (57°F), this humidity feels like a mild blanket wrapping around you, making outdoor activities slightly uncomfortable but manageable for traveling, especially if you stay hydrated and take breaks in shaded areas.

September Average Humidity in Chahannao

This chart illustrates the average monthly humidity levels in Chahannao, 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 Chahannao is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%68%55%57%50%64%72%81%69%69%59%71%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Chahannao

In Chahannao in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Chahannao.

Maximum UV Index Levels in Chahannao for September

The chart shows the monthly maximum UV Index (UVI) for Chahannao 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 Chahannao typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2469101111108632
Data source: Chahannao 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 Chahannao Compares to Other Months

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

This table compares monthly weather conditions in Chahannao, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-13°C (9°F)3 mm (0.1 inches)78%low
February Weather-10°C (15°F)6 mm (0.2 inches)68%moderate
March Weather0°C (32°F)16 mm (0.6 inches)54%high
April Weather7°C (44°F)23 mm (0.9 inches)57%very high
May Weather13°C (56°F)41 mm (1.6 inches)50%very high
June Weather19°C (66°F)35 mm (1.4 inches)63%extreme
July Weather21°C (70°F)97 mm (3.8 inches)72%extreme
August Weather18°C (65°F)67 mm (2.6 inches)81%very high
September Weather14°C (57°F)48 mm (1.9 inches)69%very high
October Weather4°C (40°F)15 mm (0.6 inches)69%high
November Weather-4°C (26°F)13 mm (0.5 inches)59%moderate
December Weather-12°C (10°F)2 mm (0.1 inches)71%low

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