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September Weather in Sam Chai, Thailand

Last updated: August 27, 2025

In September, the average temperature in Sam Chai, Thailand hovers around 28°C (83°F), with minimums dipping to 23°C (74°F) and maximums soaring to 35°C (95°F). This month also sees a significant precipitation amount of 253 mm (10.0 in) spread across approximately 24 days, contributing to an average humidity of 86%. Prepare for a warm and humid experience!

September Temperature in Sam Chai

In September in Sam Chai, the average temperature is 28°C (83°F). Maximum temperatures can reach 35°C (95°F), while the minimum can drop to as low as 23°C (74°F). This warm climate makes Sam Chai an ideal destination for travelers seeking pleasant weather and outdoor activities.

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

The chart illustrates September temperature patterns in Sam Chai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sam Chai, 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 23°C (74°F).
JanFebMarAprMayJunJulAugSepOctNovDec757783848584838283817974
Data source: Temperature data for Sam Chai 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 Sam Chai

In Sam Chai in September, the precipitation amount is 253 mm (10.0 in) spread over 24 days.

September Precipitation Trends in Sam Chai

The chart displays monthly precipitation patterns in Sam Chai, 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 Sam Chai, September typically receives around 253 mm (10.0 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec493557160150268253253132216
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sam Chai

In Sam Chai 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 Sam Chai

This chart illustrates the average monthly humidity levels in Sam Chai, 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 Sam Chai 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 Sam Chai

In Sam Chai 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 Sam Chai, you can check here.

Maximum UV Index Levels in Sam Chai for September

The chart shows the monthly maximum UV Index (UVI) for Sam Chai 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 Sam Chai typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9121414141315141412109
Data source: Sam Chai 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 Sam Chai Compares to Other Months

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

This table compares monthly weather conditions in Sam Chai, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)4 mm (0.2 inches)59%very high
February Weather25°C (77°F)9 mm (0.4 inches)54%extreme
March Weather28°C (83°F)35 mm (1.4 inches)45%extreme
April Weather29°C (85°F)57 mm (2.2 inches)40%extreme
May Weather29°C (85°F)160 mm (6.3 inches)65%extreme
June Weather29°C (84°F)150 mm (5.9 inches)82%extreme
July Weather28°C (83°F)268 mm (10.5 inches)90%extreme
August Weather28°C (83°F)253 mm (10.0 inches)92%extreme
September Weather28°C (83°F)253 mm (10.0 inches)86%extreme
October Weather27°C (81°F)132 mm (5.2 inches)80%extreme
November Weather26°C (79°F)21 mm (0.8 inches)72%very high
December Weather23°C (74°F)6 mm (0.2 inches)66%very high

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