nomadseason

September Weather in Chamni, Thailand

Last updated: August 27, 2025

In September, the average temperature in Chamni, Thailand is a warm 28°C (82°F). Expect a range where the minimum dips to 23°C (74°F) and the maximum reaches a sizzling 36°C (97°F). Prepare for some rain, as precipitation can total 258 mm (10.2 in) over 24 days. With an average humidity of 89%, the air will feel quite tropical!

September Temperature in Chamni

In September in Chamni, the average temperature is 28°C (82°F). The maximum can reach 36°C (97°F) and the minimum can be as low as 23°C (74°F). This warm weather makes Chamni an ideal destination for travelers seeking sunny adventures.

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

The chart illustrates September temperature patterns in Chamni, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chamni, September typically has an average temperature of 28°C (82°F), with highs reaching up to 36°C (97°F) and lows dropping to around 23°C (74°F).
JanFebMarAprMayJunJulAugSepOctNovDec778085858585848382817976
Data source: Temperature data for Chamni 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 Chamni

In Chamni in September, the precipitation amount is 258 mm (10.2 in) over a period of 24 days.

September Precipitation Trends in Chamni

The chart displays monthly precipitation patterns in Chamni, 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 Chamni, September typically receives around 258 mm (10.2 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec61532841431081811842581684410
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Chamni

In Chamni in September humidity is 89%. With an average temperature of 28°C (82°F), this humidity feels like a thick, warm blanket enveloping you, making every step feel slightly heavier and the air dense, which can be quite stifling for traveling.

September Average Humidity in Chamni

This chart illustrates the average monthly humidity levels in Chamni, 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 Chamni is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec56%50%41%44%71%84%87%90%89%83%74%68%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Chamni

In Chamni 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 Chamni, you can check here.

Maximum UV Index Levels in Chamni for September

The chart shows the monthly maximum UV Index (UVI) for Chamni 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 Chamni typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10131414141314141413109
Data source: Chamni 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 Chamni Compares to Other Months

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

This table compares monthly weather conditions in Chamni, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)6 mm (0.2 inches)56%very high
February Weather27°C (80°F)15 mm (0.6 inches)50%extreme
March Weather30°C (86°F)32 mm (1.2 inches)41%extreme
April Weather29°C (85°F)84 mm (3.3 inches)44%extreme
May Weather29°C (85°F)143 mm (5.6 inches)71%extreme
June Weather29°C (85°F)108 mm (4.3 inches)83%extreme
July Weather29°C (84°F)181 mm (7.1 inches)87%extreme
August Weather29°C (84°F)184 mm (7.3 inches)90%extreme
September Weather28°C (82°F)258 mm (10.2 inches)89%extreme
October Weather27°C (81°F)168 mm (6.6 inches)83%extreme
November Weather26°C (79°F)44 mm (1.7 inches)74%very high
December Weather25°C (76°F)10 mm (0.4 inches)68%very high

Compare Chamni's Climate with Cities Worldwide