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September Weather in Nong Yasai, Thailand

Last updated: August 27, 2025

In Nong Yasai, Thailand, the average temperature in September hovers around 29°C (85°F), with minimums of 24°C (76°F) and maximums reaching 38°C (102°F). Prepare for a wet month with a total precipitation of 250 mm (9.8 in) spread over 24 days. With an average humidity of 86%, expect a tropical atmosphere that can feel quite muggy!

September Temperature in Nong Yasai

In September in Nong Yasai, the average temperature is 29°C (85°F). Maximums can reach 38°C (102°F), and minimums can be as low as 24°C (76°F). It's a warm destination ideal for sun-seekers and outdoor adventures.

September Weather in Nong Yasai: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Nong Yasai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nong Yasai, September typically has an average temperature of 29°C (85°F), with highs reaching up to 38°C (102°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec818387888887868585838280
Data source: Temperature data for Nong Yasai 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 Nong Yasai

In Nong Yasai in September, the precipitation amount is 250 mm (9.8 in) spread over 24 days, highlighting the area's wet conditions during that time.

September Precipitation Trends in Nong Yasai

The chart displays monthly precipitation patterns in Nong Yasai, 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 Nong Yasai, September typically receives around 250 mm (9.8 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec1511321001511101401602502285116
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Nong Yasai

In Nong Yasai 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 Nong Yasai

This chart illustrates the average monthly humidity levels in Nong Yasai, 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 Nong Yasai 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 Nong Yasai

In Nong Yasai 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 Nong Yasai, you can check here.

Maximum UV Index Levels in Nong Yasai for September

The chart shows the monthly maximum UV Index (UVI) for Nong Yasai 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 Nong Yasai typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141314141412109
Data source: Nong Yasai 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 Nong Yasai Compares to Other Months

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

This table compares monthly weather conditions in Nong Yasai, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (81°F)15 mm (0.6 inches)53%very high
February Weather28°C (83°F)11 mm (0.4 inches)54%extreme
March Weather31°C (87°F)31 mm (1.2 inches)56%extreme
April Weather31°C (88°F)100 mm (3.9 inches)65%extreme
May Weather31°C (88°F)151 mm (5.9 inches)77%extreme
June Weather31°C (87°F)110 mm (4.3 inches)86%extreme
July Weather30°C (86°F)140 mm (5.5 inches)89%extreme
August Weather30°C (86°F)160 mm (6.3 inches)89%extreme
September Weather29°C (85°F)250 mm (9.8 inches)86%extreme
October Weather29°C (84°F)228 mm (9.0 inches)78%extreme
November Weather28°C (83°F)51 mm (2.0 inches)69%very high
December Weather27°C (80°F)16 mm (0.6 inches)60%very high

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