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September Weather in Rongjiang, China

Last updated: August 22, 2025

In September, the average temperature in Rongjiang, China hovers around 21°C (70°F), offering a mild climate. However, temperatures can range from a cool 10°C (51°F) to a warm 30°C (85°F). Expect significant precipitation with an average of 272 mm (10.7 in) spread across 25 days, creating a humid atmosphere with an average humidity of 90%.

September Temperature in Rongjiang

In September in Rongjiang, the average temperature is 21°C (70°F). The maximum can reach 30°C (85°F) and the minimum can be as low as 10°C (51°F). This makes it a perfect time to explore Rongjiang while enjoying mild and pleasant weather.

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

The chart illustrates September temperature patterns in Rongjiang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rongjiang, September typically has an average temperature of 21°C (70°F), with highs reaching up to 30°C (85°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec535765697375737370655853
Data source: Temperature data for Rongjiang 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 Rongjiang

In Rongjiang in September, the total precipitation amount is 272 mm (10.7 in), occurring over the course of 25 days.

September Precipitation Trends in Rongjiang

The chart displays monthly precipitation patterns in Rongjiang, 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 Rongjiang, September typically receives around 272 mm (10.7 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec109103574308344285272126166
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Rongjiang

In Rongjiang in September, humidity is 90%. With an average temperature of 21°C (70°F), this humidity feels like a warm, heavy blanket enveloping you, making travel a challenge as the air becomes thick and clings to your skin, leaving you longing for a refreshing breeze.

September Average Humidity in Rongjiang

This chart illustrates the average monthly humidity levels in Rongjiang, 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 Rongjiang is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%69%46%54%71%82%89%90%90%86%85%73%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Rongjiang

In Rongjiang in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Rongjiang, you can check here.

Maximum UV Index Levels in Rongjiang for September

The chart shows the monthly maximum UV Index (UVI) for Rongjiang 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 Rongjiang typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec79111213141514141197
Data source: Rongjiang 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 Rongjiang Compares to Other Months

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

This table compares monthly weather conditions in Rongjiang, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (53°F)10 mm (0.4 inches)65%high
February Weather14°C (57°F)9 mm (0.3 inches)69%very high
March Weather18°C (65°F)10 mm (0.4 inches)46%extreme
April Weather21°C (69°F)35 mm (1.4 inches)54%extreme
May Weather23°C (74°F)74 mm (2.9 inches)71%extreme
June Weather24°C (75°F)308 mm (12.1 inches)82%extreme
July Weather23°C (73°F)344 mm (13.5 inches)89%extreme
August Weather23°C (73°F)285 mm (11.2 inches)90%extreme
September Weather21°C (70°F)272 mm (10.7 inches)90%extreme
October Weather19°C (66°F)126 mm (5.0 inches)86%extreme
November Weather14°C (58°F)16 mm (0.6 inches)85%very high
December Weather12°C (53°F)6 mm (0.2 inches)73%high

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