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September Weather in Yihantong, China

Last updated: August 22, 2025

In Yihantong, China, the average temperature for September hovers around 15°C (60°F), with a minimum of 2°C (35°F) and a maximum reaching up to 29°C (84°F). Expect an average precipitation of 103 mm (4.1 in) spread across about 10 days, coupled with a high average humidity of 86%.

September Temperature in Yihantong

In September in Yihantong, the average temperature is 15°C (60°F), with maximums reaching 29°C (84°F) and minimums dropping as low as 2°C (35°F). It's an ideal time for travelers to enjoy a pleasant climate while exploring the outdoors.

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

The chart illustrates September temperature patterns in Yihantong, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yihantong, September typically has an average temperature of 15°C (60°F), with highs reaching up to 29°C (84°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec192845586675706045266
Data source: Temperature data for Yihantong 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 Yihantong

In Yihantong in September, the precipitation amount is 103 mm (4.1 in) over a span of 10 days.

September Precipitation Trends in Yihantong

The chart displays monthly precipitation patterns in Yihantong, 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 Yihantong, September typically receives around 103 mm (4.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec7924338296108187103283613
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Yihantong

In Yihantong in September, humidity is 86%. With an average temperature of 15°C (60°F), this humidity feels like a warm, muggy embrace that can make exploring the area feel sticky and heavy, often leading you to seek shade or cool refreshments more frequently as you navigate the sights.

September Average Humidity in Yihantong

This chart illustrates the average monthly humidity levels in Yihantong, 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 Yihantong is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%79%71%65%70%82%87%88%86%83%65%66%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Yihantong

In Yihantong in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Yihantong, you can refer to this Hourly UV Index in Yihantong.

Maximum UV Index Levels in Yihantong for September

The chart shows the monthly maximum UV Index (UVI) for Yihantong 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 Yihantong typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2356891086421
Data source: Yihantong 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 Yihantong Compares to Other Months

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

This table compares monthly weather conditions in Yihantong, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-17°C (2°F)7 mm (0.3 inches)84%low
February Weather-13°C (9°F)9 mm (0.4 inches)79%moderate
March Weather-2°C (28°F)24 mm (0.9 inches)71%moderate
April Weather7°C (46°F)33 mm (1.3 inches)65%high
May Weather15°C (58°F)82 mm (3.2 inches)70%very high
June Weather19°C (66°F)96 mm (3.8 inches)82%very high
July Weather24°C (75°F)108 mm (4.2 inches)87%very high
August Weather21°C (70°F)187 mm (7.4 inches)88%very high
September Weather15°C (60°F)103 mm (4.1 inches)86%high
October Weather7°C (45°F)28 mm (1.1 inches)83%moderate
November Weather-4°C (26°F)36 mm (1.4 inches)65%low
December Weather-15°C (6°F)13 mm (0.5 inches)66%low

Compare Yihantong's Climate with Cities Worldwide