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September Weather in Junshan, China

Last updated: August 22, 2025

In September, the average temperature in Junshan, China is a pleasant 25°C (78°F). Temperatures can range from a comfortable low of 17°C (63°F) to a sweltering high of 37°C (99°F). Expect around 96 mm (3.8 in) of precipitation over about 10 days, contributing to an average humidity of 68%. Stay prepared for a mix of warm conditions and occasional rain!

September Temperature in Junshan

In September in Junshan, the average temperature is 25°C (78°F). Maximums can reach 37°C (99°F), and minimums can be as low as 17°C (63°F). Be prepared for warm days and mild evenings, making it an ideal time for outdoor adventures and exploring the local attractions.

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

The chart illustrates September temperature patterns in Junshan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Junshan, September typically has an average temperature of 25°C (78°F), with highs reaching up to 37°C (99°F) and lows dropping to around 17°C (63°F).
JanFebMarAprMayJunJulAugSepOctNovDec414556647380848578655645
Data source: Temperature data for Junshan 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 Junshan

In Junshan in September, the total precipitation amount is 96 mm (3.8 in) over a span of 10 days.

September Precipitation Trends in Junshan

The chart displays monthly precipitation patterns in Junshan, 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 Junshan, September typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec526312114219523727215397634528
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Junshan

In Junshan in September, humidity is 68%. With an average temperature of 25°C (78°F), this humidity feels like a warm blanket enveloping you, making outdoor activities feel a bit more intense and sticky, but still manageable for traveling if you stay hydrated and take breaks in the shade.

September Average Humidity in Junshan

This chart illustrates the average monthly humidity levels in Junshan, 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 Junshan is approximately 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%75%84%85%83%83%87%83%68%72%83%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Junshan

In Junshan 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 Junshan.

Maximum UV Index Levels in Junshan for September

The chart shows the monthly maximum UV Index (UVI) for Junshan 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 Junshan typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec56891011121210864
Data source: Junshan 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 Junshan Compares to Other Months

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

This table compares monthly weather conditions in Junshan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)52 mm (2.1 inches)71%moderate
February Weather7°C (46°F)63 mm (2.5 inches)75%high
March Weather13°C (56°F)121 mm (4.8 inches)84%very high
April Weather18°C (65°F)142 mm (5.6 inches)85%very high
May Weather23°C (73°F)195 mm (7.7 inches)82%very high
June Weather27°C (80°F)237 mm (9.3 inches)83%extreme
July Weather29°C (85°F)272 mm (10.7 inches)87%extreme
August Weather30°C (86°F)152 mm (6.0 inches)83%extreme
September Weather25°C (78°F)96 mm (3.8 inches)68%very high
October Weather18°C (65°F)63 mm (2.5 inches)72%very high
November Weather14°C (57°F)45 mm (1.8 inches)83%high
December Weather7°C (45°F)28 mm (1.1 inches)79%moderate

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