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September Weather in Long'an, China

Last updated: August 22, 2025

In September, the average temperature in Long'an, China hovers around 27°C (81°F). Daily temperatures can vary significantly, with a minimum of 19°C (67°F) and soaring to a maximum of 36°C (96°F). Expect a fair share of rain, with an average precipitation of 174 mm (6.9 in) over approximately 18 days. Humidity levels are notably high at 72%, enhancing the tropical feel of this vibrant locale.

September Temperature in Long'an

In September in Long'an, the average temperature is 27°C (81°F). Maximums can reach 36°C (96°F) while minimums can drop to 19°C (67°F). This climate makes Long'an an ideal destination for travelers seeking warm and pleasant weather.

September Weather in Long'an: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Long'an, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Long'an, September typically has an average temperature of 27°C (81°F), with highs reaching up to 36°C (96°F) and lows dropping to around 19°C (67°F).
JanFebMarAprMayJunJulAugSepOctNovDec565966727882838381736658
Data source: Temperature data for Long'an 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 Long'an

In Long'an in September, the precipitation amount is 174 mm (6.9 in) spread over 18 days.

September Precipitation Trends in Long'an

The chart displays monthly precipitation patterns in Long'an, 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 Long'an, September typically receives around 174 mm (6.9 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec69631311242443662612741741516649
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Long'an

In Long'an in September humidity is 72%. With an average temperature of 27°C (81°F), this humidity feels like walking through a warm, damp blanket, making travel a bit uncomfortable as you navigate through the thick, sticky air.

September Average Humidity in Long'an

This chart illustrates the average monthly humidity levels in Long'an, 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 Long'an is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec56%62%62%58%74%80%89%88%72%64%61%63%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Long'an

In Long'an 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 Long'an.

Maximum UV Index Levels in Long'an for September

The chart shows the monthly maximum UV Index (UVI) for Long'an 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 Long'an typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec79111113131313111087
Data source: Long'an 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 Long'an Compares to Other Months

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

This table compares monthly weather conditions in Long'an, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather14°C (57°F)69 mm (2.7 inches)56%high
February Weather15°C (59°F)63 mm (2.5 inches)62%very high
March Weather19°C (66°F)131 mm (5.2 inches)62%extreme
April Weather22°C (72°F)124 mm (4.9 inches)58%extreme
May Weather26°C (79°F)244 mm (9.6 inches)74%extreme
June Weather28°C (82°F)366 mm (14.4 inches)80%extreme
July Weather28°C (84°F)261 mm (10.3 inches)89%extreme
August Weather28°C (83°F)274 mm (10.8 inches)88%extreme
September Weather27°C (81°F)174 mm (6.9 inches)72%extreme
October Weather23°C (73°F)151 mm (5.9 inches)64%very high
November Weather19°C (66°F)66 mm (2.6 inches)61%very high
December Weather14°C (58°F)49 mm (1.9 inches)63%high

Compare Long'an's Climate with Cities Worldwide