nomadseason

September Weather in Chai Nat, Thailand

Last updated: August 27, 2025

The average temperature in Chai Nat, Thailand during September is a warm 29°C (85°F). You can expect minimums around 24°C (76°F) and maximums soaring to 37°C (99°F). With precipitation averaging 261 mm (10.3 in) over 24 days, it’s wise to prepare for some rain. The average humidity sits at a sweltering 86%, making it feel even warmer. Enjoy the tropical vibes!

September Temperature in Chai Nat

In September in Chai Nat, the average temperature is 29°C (85°F). The maximum can reach 37°C (99°F) and the minimum can be as low as 24°C (76°F). It's an ideal time for travelers to enjoy warm weather while exploring the vibrant surroundings.

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

The chart illustrates September temperature patterns in Chai Nat, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chai Nat, September typically has an average temperature of 29°C (85°F), with highs reaching up to 37°C (99°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec808287888887868584838279
Data source: Temperature data for Chai Nat generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Chai Nat

In Chai Nat in September, the total precipitation amount is 261 mm (10.3 in) distributed over 24 days.

September Precipitation Trends in Chai Nat

The chart displays monthly precipitation patterns in Chai Nat, 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 Nat, September typically receives around 261 mm (10.3 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec161529961491111631882612124414
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Chai Nat

In Chai Nat in September, humidity is 86%. With an average temperature of 29°C (85°F), this humidity feels like walking through a warm, enveloping blanket, making travel feel heavy and sticky as the air clings to your skin.

September Average Humidity in Chai Nat

This chart illustrates the average monthly humidity levels in Chai Nat, 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 Nat is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec53%54%56%65%77%87%89%89%86%79%69%60%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Chai Nat

In Chai Nat 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 Nat.

Maximum UV Index Levels in Chai Nat for September

The chart shows the monthly maximum UV Index (UVI) for Chai Nat 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 Nat typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141314141313109
Data source: Chai Nat 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 Nat Compares to Other Months

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

This table compares monthly weather conditions in Chai Nat, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (80°F)16 mm (0.6 inches)53%very high
February Weather28°C (82°F)15 mm (0.6 inches)54%extreme
March Weather31°C (88°F)29 mm (1.1 inches)56%extreme
April Weather31°C (89°F)96 mm (3.8 inches)65%extreme
May Weather31°C (88°F)149 mm (5.9 inches)77%extreme
June Weather31°C (88°F)111 mm (4.4 inches)86%extreme
July Weather30°C (86°F)163 mm (6.4 inches)89%extreme
August Weather30°C (85°F)188 mm (7.4 inches)89%extreme
September Weather29°C (85°F)261 mm (10.3 inches)86%extreme
October Weather28°C (83°F)212 mm (8.4 inches)78%extreme
November Weather28°C (82°F)44 mm (1.7 inches)69%very high
December Weather26°C (79°F)14 mm (0.6 inches)60%very high

Compare Chai Nat's Climate with Cities Worldwide