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September Weather in Chai Wari, Thailand

Last updated: August 27, 2025

In September, the average temperature in Chai Wari, Thailand is a warm 28°C (83°F). Expect minimum temperatures to dip to 24°C (75°F) and maximums soaring up to 35°C (95°F). With an average humidity of 86% and a precipitation total of 288 mm (11.3 in) over 24 days, be prepared for a humid and potentially rainy atmosphere during your stay!

September Temperature in Chai Wari

In September in Chai Wari, the average temperature is 28°C (83°F). The maximum can reach 35°C (95°F), and the minimum can be as low as 24°C (75°F). This warm and pleasant climate makes it an ideal time for exploring and enjoying outdoor activities in Chai Wari.

September Weather in Chai Wari: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Chai Wari, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chai Wari, September typically has an average temperature of 28°C (83°F), with highs reaching up to 35°C (95°F) and lows dropping to around 24°C (75°F).
JanFebMarAprMayJunJulAugSepOctNovDec767884858585848383817975
Data source: Temperature data for Chai Wari 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 Chai Wari

In Chai Wari in September, the total precipitation amount reaches 288 mm (11.3 in) over a span of 24 days.

September Precipitation Trends in Chai Wari

The chart displays monthly precipitation patterns in Chai Wari, 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 Chai Wari, September typically receives around 288 mm (11.3 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec493558154158278225288161266
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Chai Wari

In Chai Wari in September humidity is 86%. With an average temperature of 28°C (83°F), this humidity feels like a heavy blanket enveloping you, making every step feel sluggish and every breath a reminder of the tropical heat, which can be quite challenging for traveling.

September Average Humidity in Chai Wari

This chart illustrates the average monthly humidity levels in Chai Wari, 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 Chai Wari is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec59%54%45%40%65%82%90%92%86%80%72%67%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Chai Wari

In Chai Wari 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 Chai Wari.

Maximum UV Index Levels in Chai Wari for September

The chart shows the monthly maximum UV Index (UVI) for Chai Wari 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 Chai Wari typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9121414141314141312109
Data source: Chai Wari 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 Chai Wari Compares to Other Months

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

This table compares monthly weather conditions in Chai Wari, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)4 mm (0.1 inches)59%very high
February Weather25°C (78°F)9 mm (0.3 inches)54%extreme
March Weather29°C (84°F)35 mm (1.4 inches)45%extreme
April Weather30°C (86°F)58 mm (2.3 inches)40%extreme
May Weather30°C (86°F)154 mm (6.0 inches)65%extreme
June Weather29°C (85°F)158 mm (6.2 inches)82%extreme
July Weather29°C (84°F)278 mm (10.9 inches)90%extreme
August Weather28°C (83°F)225 mm (8.9 inches)92%extreme
September Weather28°C (83°F)288 mm (11.3 inches)86%extreme
October Weather27°C (81°F)161 mm (6.4 inches)80%extreme
November Weather26°C (79°F)26 mm (1.0 inches)72%very high
December Weather24°C (76°F)6 mm (0.2 inches)66%very high

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