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September Weather in Chun, Thailand

Last updated: August 27, 2025

In September, the average temperature in Chun, Thailand hovers around 27°C (82°F). Expect a minimum of 22°C (71°F) and a maximum of 35°C (96°F), creating a warm and inviting atmosphere. However, be prepared for some rain, as the area receives around 186 mm (7.3 in) of precipitation over 23 days. With an average humidity of 85%, the air feels pleasantly tropical, perfect for those who enjoy a humid climate!

September Temperature in Chun

In September in Chun, the average temperature is 27°C (82°F). Maximums can reach 35°C (96°F), while minimums can drop as low as 22°C (71°F). It's an ideal time for travelers seeking warm weather and outdoor adventures.

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

The chart illustrates September temperature patterns in Chun, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chun, September typically has an average temperature of 27°C (82°F), with highs reaching up to 35°C (96°F) and lows dropping to around 22°C (71°F).
JanFebMarAprMayJunJulAugSepOctNovDec727582838483828181807771
Data source: Temperature data for Chun 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 Chun

In Chun in September, the precipitation amount reaches 186 mm (7.3 in) over the course of 23 days.

September Precipitation Trends in Chun

The chart displays monthly precipitation patterns in Chun, 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 Chun, September typically receives around 186 mm (7.3 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec241161141361742702851861312116
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Chun

In Chun in September humidity is 85%. With an average temperature of 27°C (82°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor activities a bit more challenging and encouraging travelers to seek shade and stay hydrated.

September Average Humidity in Chun

This chart illustrates the average monthly humidity levels in Chun, 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 Chun is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec57%53%45%39%66%79%90%92%85%72%64%60%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Chun

In Chun 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 Chun, you can check here.

Maximum UV Index Levels in Chun for September

The chart shows the monthly maximum UV Index (UVI) for Chun 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 Chun typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9101313141314141413108
Data source: Chun 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 Chun Compares to Other Months

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

This table compares monthly weather conditions in Chun, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)24 mm (1.0 inches)57%very high
February Weather24°C (75°F)10 mm (0.4 inches)53%very high
March Weather28°C (82°F)6 mm (0.2 inches)45%extreme
April Weather28°C (83°F)114 mm (4.5 inches)39%extreme
May Weather29°C (84°F)136 mm (5.3 inches)66%extreme
June Weather28°C (83°F)174 mm (6.9 inches)79%extreme
July Weather28°C (82°F)270 mm (10.6 inches)90%extreme
August Weather27°C (82°F)285 mm (11.2 inches)92%extreme
September Weather27°C (82°F)186 mm (7.3 inches)85%extreme
October Weather26°C (80°F)131 mm (5.2 inches)72%extreme
November Weather25°C (77°F)21 mm (0.8 inches)64%very high
December Weather22°C (71°F)16 mm (0.6 inches)60%very high

Compare Chun's Climate with Cities Worldwide