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September Weather in Phan Thong, Thailand

Last updated: August 27, 2025

In Phan Thong, Thailand during September, the weather is typically warm with an average temperature of 29°C (84°F). Expect minimums of 24°C (76°F) and maximums reaching up to 36°C (96°F). However, prepare for some rainy days, as the region receives an average precipitation of 271 mm (10.7 in) spread over 26 days. With an average humidity level of 87%, it’s a tropical experience that’s both vibrant and refreshing!

September Temperature in Phan Thong

In September in Phan Thong, the average temperature is 29°C (84°F), with maximums reaching 36°C (96°F) and minimums dipping to as low as 24°C (76°F). This warm weather makes Phan Thong an ideal destination for travelers seeking a sunny escape.

September Weather in Phan Thong: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Phan Thong, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Phan Thong, September typically has an average temperature of 29°C (84°F), with highs reaching up to 36°C (96°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec818285868686858483838381
Data source: Temperature data for Phan Thong 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 Phan Thong

In Phan Thong in September, the precipitation amount is 271 mm (10.7 in) during 26 days, indicating a significantly wet period.

September Precipitation Trends in Phan Thong

The chart displays monthly precipitation patterns in Phan Thong, 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 Phan Thong, September typically receives around 271 mm (10.7 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec2622551221761151881702712334925
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Phan Thong

In Phan Thong in September, humidity is 87%. With an average temperature of 29°C (84°F), this humidity feels like a warm blanket enveloping you, making traveling a challenge as you navigate the heavy, moist air that clings to your skin.

September Average Humidity in Phan Thong

This chart illustrates the average monthly humidity levels in Phan Thong, 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 Phan Thong is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec59%58%61%70%80%85%86%88%87%83%78%70%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Phan Thong

In Phan Thong in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Phan Thong.

Maximum UV Index Levels in Phan Thong for September

The chart shows the monthly maximum UV Index (UVI) for Phan Thong 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 Phan Thong typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9121413141313141312109
Data source: Phan Thong 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 Phan Thong Compares to Other Months

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

This table compares monthly weather conditions in Phan Thong, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (81°F)26 mm (1.0 inches)59%very high
February Weather28°C (83°F)22 mm (0.9 inches)58%extreme
March Weather29°C (85°F)55 mm (2.2 inches)61%extreme
April Weather30°C (86°F)122 mm (4.8 inches)70%extreme
May Weather30°C (86°F)176 mm (6.9 inches)80%extreme
June Weather30°C (86°F)115 mm (4.5 inches)85%extreme
July Weather29°C (85°F)188 mm (7.4 inches)86%extreme
August Weather29°C (85°F)170 mm (6.7 inches)88%extreme
September Weather29°C (84°F)271 mm (10.7 inches)87%extreme
October Weather28°C (83°F)233 mm (9.2 inches)83%extreme
November Weather28°C (83°F)49 mm (1.9 inches)78%very high
December Weather27°C (81°F)24 mm (1.0 inches)70%very high

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