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September Weather in Yandong, China

Last updated: August 22, 2025

In Yandong, China, the average temperature in September hovers around 24°C (76°F). Expect temperatures to range from a comfortable 16°C (61°F) to a sizzling 36°C (97°F). Precipitation during this month totals 124 mm (4.9 in) spread over approximately 15 days, contributing to an average humidity of 66%. Prepare accordingly for a mix of sun and occasional rain!

September Temperature in Yandong

In September in Yandong, the average temperature is 24°C (76°F). Maximums can reach 36°C (97°F), while minimums can dip as low as 16°C (61°F). This makes it an ideal destination for travelers seeking warm weather and enjoyable outdoor activities.

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

The chart illustrates September temperature patterns in Yandong, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yandong, September typically has an average temperature of 24°C (76°F), with highs reaching up to 36°C (97°F) and lows dropping to around 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec434756637176808076645646
Data source: Temperature data for Yandong 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 Yandong

In Yandong in September, the total precipitation amount is 124 mm (4.9 in) over a period of 15 days.

September Precipitation Trends in Yandong

The chart displays monthly precipitation patterns in Yandong, 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 Yandong, September typically receives around 124 mm (4.9 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec891051801862272622311481241019170
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Yandong

In Yandong in September humidity is 66%. With an average temperature of 24°C (76°F), this humidity feels like a warm, tropical embrace, making travel both invigorating and slightly exhausting, as you immerse yourself in the vibrant atmosphere while constantly seeking shade and refreshment.

September Average Humidity in Yandong

This chart illustrates the average monthly humidity levels in Yandong, 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 Yandong is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec59%67%70%67%84%87%89%86%66%66%69%68%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Yandong

In Yandong in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Yandong.

Maximum UV Index Levels in Yandong for September

The chart shows the monthly maximum UV Index (UVI) for Yandong 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 Yandong typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec79111113121313111086
Data source: Yandong 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 Yandong Compares to Other Months

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

This table compares monthly weather conditions in Yandong, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (44°F)89 mm (3.5 inches)59%high
February Weather8°C (47°F)105 mm (4.1 inches)67%very high
March Weather13°C (56°F)180 mm (7.1 inches)70%extreme
April Weather17°C (63°F)186 mm (7.3 inches)67%extreme
May Weather22°C (71°F)227 mm (8.9 inches)84%extreme
June Weather24°C (76°F)262 mm (10.3 inches)87%extreme
July Weather26°C (80°F)231 mm (9.1 inches)89%extreme
August Weather27°C (80°F)148 mm (5.8 inches)86%extreme
September Weather24°C (76°F)124 mm (4.9 inches)66%extreme
October Weather18°C (65°F)101 mm (4.0 inches)66%very high
November Weather13°C (56°F)91 mm (3.6 inches)69%very high
December Weather8°C (46°F)70 mm (2.7 inches)68%high

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