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August Weather in Si Thep, Thailand

Last updated: August 27, 2025

In Si Thep, Thailand, the average temperature in August hovers around 28°C (83°F), with a minimum of 24°C (76°F) and occasional peaks reaching 37°C (99°F). Expect a significant amount of rainfall, with 266 mm (10.5 in) spread over 27 days. The atmosphere is notably humid, with an average humidity level of 85%, making it a warm and wet time of year.

August Temperature in Si Thep

In August in Si Thep, the average temperature is 28°C (83°F), with maximums reaching up to 37°C (99°F) and minimums dropping as low as 24°C (76°F). This warm climate makes Si Thep an ideal destination for sun-seekers and outdoor enthusiasts.

August Weather in Si Thep: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Si Thep, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Si Thep, August typically has an average temperature of 28°C (83°F), with highs reaching up to 37°C (99°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec798186878686848383828178
Data source: Temperature data for Si Thep 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.

August Precipitation in Si Thep

In Si Thep in August, the precipitation amount is 266 mm (10.5 in) over a period of 27 days.

August Precipitation Trends in Si Thep

The chart displays monthly precipitation patterns in Si Thep, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Si Thep, August typically receives around 266 mm (10.5 inches) of precipitation spread over approximately 27 days.
JanFebMarAprMayJunJulAugSepOctNovDec8183083130159245266251177157
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Si Thep

In Si Thep in August humidity is 85%. With an average temperature of 28°C (83°F), this humidity feels like an enveloping blanket, making traveling quite sticky and exhausting, as the air thickens and makes every movement feel laborious.

August Average Humidity in Si Thep

This chart illustrates the average monthly humidity levels in Si Thep, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Si Thep is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec50%47%41%51%76%83%80%86%88%79%68%59%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Si Thep

In Si Thep in August, 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 Thep, you can check here.

Maximum UV Index Levels in Si Thep for August

The chart shows the monthly maximum UV Index (UVI) for Si Thep in August, 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 August, the maximum UV index in Si Thep typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9121314141314141313109
Data source: Si Thep August 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 August Weather in Si Thep Compares to Other Months

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

This table compares monthly weather conditions in Si Thep, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)7 mm (0.3 inches)50%very high
February Weather27°C (82°F)18 mm (0.7 inches)47%extreme
March Weather30°C (86°F)30 mm (1.2 inches)41%extreme
April Weather30°C (87°F)83 mm (3.3 inches)51%extreme
May Weather30°C (86°F)130 mm (5.1 inches)76%extreme
June Weather30°C (86°F)159 mm (6.3 inches)83%extreme
July Weather29°C (84°F)245 mm (9.6 inches)80%extreme
August Weather28°C (83°F)266 mm (10.5 inches)85%extreme
September Weather28°C (83°F)251 mm (9.9 inches)88%extreme
October Weather28°C (83°F)177 mm (7.0 inches)79%extreme
November Weather27°C (82°F)15 mm (0.6 inches)68%very high
December Weather26°C (79°F)7 mm (0.3 inches)59%very high

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