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September Weather in Chaem Luang, Thailand

Last updated: August 27, 2025

In Chaem Luang, Thailand, the average temperature in September hovers around 23°C (74°F), with a comfortable minimum of 19°C (66°F) and an occasional peak of 32°C (90°F). Expect about 260 mm (10.2 in) of rainfall spread over 27 days, contributing to an average humidity of 83%. Embrace the warmth, but don't forget your umbrella!

September Temperature in Chaem Luang

In September in Chaem Luang, the average temperature is 23°C (74°F), with maximums reaching up to 32°C (90°F) and minimums dropping to 19°C (66°F). This pleasant weather makes it an ideal time for travelers to explore and enjoy outdoor activities in Chaem Luang.

September Weather in Chaem Luang: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Chaem Luang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chaem Luang, September typically has an average temperature of 23°C (74°F), with highs reaching up to 32°C (90°F) and lows dropping to around 19°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec666975777775747474737065
Data source: Temperature data for Chaem Luang 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 Chaem Luang

In Chaem Luang in September, the total precipitation amount is 260 mm (10.2 in) spread over 27 days.

September Precipitation Trends in Chaem Luang

The chart displays monthly precipitation patterns in Chaem Luang, 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 Chaem Luang, September typically receives around 260 mm (10.2 inches) of precipitation spread over approximately 27 days.
JanFebMarAprMayJunJulAugSepOctNovDec2384911912483033532602004315
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Chaem Luang

In Chaem Luang in September humidity is 83%. With an average temperature of 23°C (74°F), this humidity feels like a thick blanket wrapping around you, making every step feel heavier, and leaving you constantly in search of a cool breeze or shade while exploring.

September Average Humidity in Chaem Luang

This chart illustrates the average monthly humidity levels in Chaem Luang, 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 Chaem Luang is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec51%46%38%36%64%81%83%91%83%67%61%56%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Chaem Luang

In Chaem Luang 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 Chaem Luang, you can check here.

Maximum UV Index Levels in Chaem Luang for September

The chart shows the monthly maximum UV Index (UVI) for Chaem Luang 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 Chaem Luang typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9101313151415151413109
Data source: Chaem Luang 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 Chaem Luang Compares to Other Months

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

This table compares monthly weather conditions in Chaem Luang, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather19°C (66°F)23 mm (0.9 inches)51%very high
February Weather20°C (69°F)8 mm (0.3 inches)46%very high
March Weather24°C (75°F)4 mm (0.2 inches)38%extreme
April Weather25°C (77°F)91 mm (3.6 inches)36%extreme
May Weather25°C (77°F)191 mm (7.5 inches)63%extreme
June Weather24°C (75°F)248 mm (9.8 inches)81%extreme
July Weather23°C (74°F)303 mm (11.9 inches)83%extreme
August Weather23°C (74°F)353 mm (13.9 inches)91%extreme
September Weather23°C (74°F)260 mm (10.2 inches)83%extreme
October Weather23°C (73°F)200 mm (7.9 inches)67%extreme
November Weather21°C (71°F)43 mm (1.7 inches)60%very high
December Weather19°C (66°F)15 mm (0.6 inches)56%very high

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