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September Weather in Kaijiang, China

Last updated: August 22, 2025

In Kaijiang, China, the average temperature in September hovers around 23°C (73°F), with a comfortable range between a minimum of 14°C (58°F) and a maximum of 34°C (94°F). However, be prepared for some rain, as this month sees about 141 mm (5.6 in) of precipitation over approximately 15 days. The atmosphere can feel quite humid, with an average humidity level of 92%.

September Temperature in Kaijiang

In September in Kaijiang, the average temperature is 23°C (73°F). Maximum temperatures can reach 34°C (94°F), while minimum temperatures can drop to as low as 14°C (58°F). This makes it an ideal time for travelers who enjoy warm weather but still appreciate cooler evenings.

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

The chart illustrates September temperature patterns in Kaijiang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kaijiang, September typically has an average temperature of 23°C (73°F), with highs reaching up to 34°C (94°F) and lows dropping to around 14°C (58°F).
JanFebMarAprMayJunJulAugSepOctNovDec454959667378808173635546
Data source: Temperature data for Kaijiang 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 Kaijiang

In Kaijiang in September, the total precipitation amount is 141 mm (5.6 in) over a period of 15 days.

September Precipitation Trends in Kaijiang

The chart displays monthly precipitation patterns in Kaijiang, 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 Kaijiang, September typically receives around 141 mm (5.6 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec1319366790124398213141802127
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kaijiang

In Kaijiang in September, humidity is 92%. With an average temperature of 23°C (73°F), this humidity feels like an intense blanket of heat, making outdoor activities sticky and challenging for travelers.

September Average Humidity in Kaijiang

This chart illustrates the average monthly humidity levels in Kaijiang, 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 Kaijiang is approximately 92%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%92%90%86%87%88%89%92%92%92%92%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kaijiang

In Kaijiang 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 Kaijiang.

Maximum UV Index Levels in Kaijiang for September

The chart shows the monthly maximum UV Index (UVI) for Kaijiang 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 Kaijiang typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101112111110864
Data source: Kaijiang 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 Kaijiang Compares to Other Months

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

This table compares monthly weather conditions in Kaijiang, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)13 mm (0.5 inches)90%moderate
February Weather9°C (49°F)19 mm (0.8 inches)92%high
March Weather15°C (59°F)36 mm (1.4 inches)89%very high
April Weather19°C (66°F)67 mm (2.6 inches)85%very high
May Weather23°C (73°F)90 mm (3.5 inches)87%extreme
June Weather25°C (78°F)123 mm (4.9 inches)88%extreme
July Weather27°C (81°F)398 mm (15.7 inches)89%extreme
August Weather27°C (81°F)213 mm (8.4 inches)92%extreme
September Weather23°C (73°F)141 mm (5.6 inches)92%very high
October Weather17°C (63°F)79 mm (3.1 inches)92%very high
November Weather13°C (55°F)21 mm (0.8 inches)92%high
December Weather8°C (46°F)27 mm (1.1 inches)90%moderate

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