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September Weather in Hongtu, China

Last updated: August 23, 2025

In September, the average temperature in Hongtu, China is a cool 9°C (49°F), with lows dipping to -5°C (23°F) and highs reaching up to 26°C (78°F). Expect about 104 mm (4.1 in) of precipitation spread over 10 days, resulting in an average humidity of a high 86%. Get ready for a mix of chilly and mild days!

September Temperature in Hongtu

In September in Hongtu, the average temperature is 9°C (49°F). Maximums can reach as high as 26°C (78°F), while minimums can drop to -5°C (23°F). Be prepared for a wide range of temperatures, making it essential to pack layers for your trip.

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

The chart illustrates September temperature patterns in Hongtu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hongtu, September typically has an average temperature of 9°C (49°F), with highs reaching up to 26°C (78°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec-10-315344859666049329-9
Data source: Temperature data for Hongtu 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 Hongtu

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

September Precipitation Trends in Hongtu

The chart displays monthly precipitation patterns in Hongtu, 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 Hongtu, September typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec4516167310212214710441135
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Hongtu

In Hongtu in September, humidity is 86%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill in the air, making travel uncomfortable as the moisture clings to your skin and thickens the atmosphere, creating a sense of heaviness that can tire you quickly.

September Average Humidity in Hongtu

This chart illustrates the average monthly humidity levels in Hongtu, 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 Hongtu is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%87%78%73%77%83%86%86%86%85%87%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Hongtu

In Hongtu in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Hongtu.

Maximum UV Index Levels in Hongtu for September

The chart shows the monthly maximum UV Index (UVI) for Hongtu 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 Hongtu typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Hongtu 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 Hongtu Compares to Other Months

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

This table compares monthly weather conditions in Hongtu, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-23°C (-10°F)4 mm (0.2 inches)93%low
February Weather-20°C (-3°F)5 mm (0.2 inches)87%low
March Weather-10°C (15°F)16 mm (0.6 inches)78%moderate
April Weather1°C (35°F)16 mm (0.6 inches)73%moderate
May Weather9°C (48°F)73 mm (2.9 inches)77%high
June Weather15°C (59°F)102 mm (4.0 inches)82%very high
July Weather19°C (66°F)122 mm (4.8 inches)86%very high
August Weather15°C (60°F)147 mm (5.8 inches)86%high
September Weather9°C (49°F)104 mm (4.1 inches)86%moderate
October Weather0°C (32°F)41 mm (1.6 inches)85%moderate
November Weather-13°C (9°F)13 mm (0.5 inches)86%low
December Weather-23°C (-9°F)5 mm (0.2 inches)92%low

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