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September Weather in Si Sakhon, Thailand

Last updated: August 27, 2025

In September, the average temperature in Si Sakhon, Thailand is a warm 26°C (79°F), with temperatures ranging from a pleasant 22°C (71°F) to a sweltering 34°C (93°F). Visitors should also be prepared for precipitation totaling 266 mm (10.5 in) over 26 days, contributing to a notably high average humidity of 87%. Enjoy your time in this tropical paradise!

September Temperature in Si Sakhon

In September in Si Sakhon, the average temperature is 26°C (79°F), with maximums reaching up to 34°C (93°F) and minimums dropping to as low as 22°C (71°F). This pleasant climate makes Si Sakhon an ideal destination for outdoor activities and exploration.

September Weather in Si Sakhon: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Si Sakhon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Si Sakhon, September typically has an average temperature of 26°C (79°F), with highs reaching up to 34°C (93°F) and lows dropping to around 22°C (71°F).
JanFebMarAprMayJunJulAugSepOctNovDec777779818181808079797877
Data source: Temperature data for Si Sakhon 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 Si Sakhon

In Si Sakhon in September, the precipitation amount is 266 mm (10.5 in) over a span of 26 days.

September Precipitation Trends in Si Sakhon

The chart displays monthly precipitation patterns in Si Sakhon, 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 Si Sakhon, September typically receives around 266 mm (10.5 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec1575779180213206182195266274346260
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Si Sakhon

In Si Sakhon in September, humidity is 87%. With an average temperature of 26°C (79°F), this humidity feels like walking through a warm, thick blanket, making it essential to stay hydrated and take frequent breaks while exploring.

September Average Humidity in Si Sakhon

This chart illustrates the average monthly humidity levels in Si Sakhon, 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 Si Sakhon is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%78%78%77%78%83%83%85%87%85%88%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Si Sakhon

In Si Sakhon 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 Si Sakhon, you can check here.

Maximum UV Index Levels in Si Sakhon for September

The chart shows the monthly maximum UV Index (UVI) for Si Sakhon 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 Si Sakhon typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131516151413131414141212
Data source: Si Sakhon 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 Si Sakhon Compares to Other Months

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

This table compares monthly weather conditions in Si Sakhon, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)157 mm (6.2 inches)81%extreme
February Weather25°C (78°F)57 mm (2.2 inches)78%extreme
March Weather26°C (79°F)79 mm (3.1 inches)78%extreme
April Weather27°C (81°F)180 mm (7.1 inches)77%extreme
May Weather27°C (81°F)213 mm (8.4 inches)78%extreme
June Weather27°C (81°F)206 mm (8.1 inches)83%extreme
July Weather27°C (81°F)182 mm (7.2 inches)82%extreme
August Weather27°C (80°F)195 mm (7.7 inches)85%extreme
September Weather26°C (79°F)266 mm (10.5 inches)87%extreme
October Weather26°C (79°F)274 mm (10.8 inches)85%extreme
November Weather25°C (78°F)346 mm (13.6 inches)88%extreme
December Weather25°C (77°F)260 mm (10.3 inches)88%extreme

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