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September Weather in Samut Sakhon, Thailand

Last updated: August 27, 2025

In Samut Sakhon, Thailand, the average temperature in September is a warm 28°C (83°F), with minimums dipping to 25°C (78°F) and maximums reaching up to 33°C (91°F). During this time, you can expect about 228 mm (9.0 in) of precipitation spread over 24 days, contributing to a notably high average humidity level of 87%.

September Temperature in Samut Sakhon

In September in Samut Sakhon, the average temperature is 28°C (83°F). The maximum can reach 33°C (91°F) and the minimum can be as low as 25°C (78°F). This pleasant and warm climate makes it an ideal destination for travelers looking to enjoy outdoor activities and explore the local attractions.

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

The chart illustrates September temperature patterns in Samut Sakhon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Samut Sakhon, September typically has an average temperature of 28°C (83°F), with highs reaching up to 33°C (91°F) and lows dropping to around 25°C (78°F).
JanFebMarAprMayJunJulAugSepOctNovDec808184858585848483828279
Data source: Temperature data for Samut 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 Samut Sakhon

In Samut Sakhon in September, the total precipitation amount is 228 mm (9.0 in) spread over 24 days.

September Precipitation Trends in Samut Sakhon

The chart displays monthly precipitation patterns in Samut 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 Samut Sakhon, September typically receives around 228 mm (9.0 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec2516351101551001281442282686723
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Samut Sakhon

In Samut Sakhon in September humidity is 87%. With an average temperature of 28°C (83°F), this humidity feels like you're enveloped in a warm, sticky blanket, making outdoor activities slightly uncomfortable and travel plans require frequent breaks for hydration and respite from the heat.

September Average Humidity in Samut Sakhon

This chart illustrates the average monthly humidity levels in Samut 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 Samut Sakhon is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec59%58%61%70%80%85%86%88%87%83%78%70%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Samut Sakhon

In Samut Sakhon in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Samut Sakhon.

Maximum UV Index Levels in Samut Sakhon for September

The chart shows the monthly maximum UV Index (UVI) for Samut 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 Samut Sakhon typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1012141314131414131298
Data source: Samut 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 Samut Sakhon Compares to Other Months

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

This table compares monthly weather conditions in Samut Sakhon, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (80°F)25 mm (1.0 inches)59%very high
February Weather27°C (82°F)16 mm (0.6 inches)58%extreme
March Weather29°C (84°F)35 mm (1.4 inches)61%extreme
April Weather29°C (85°F)110 mm (4.3 inches)70%extreme
May Weather30°C (86°F)155 mm (6.1 inches)80%extreme
June Weather29°C (85°F)100 mm (3.9 inches)85%extreme
July Weather29°C (85°F)128 mm (5.1 inches)86%extreme
August Weather29°C (84°F)144 mm (5.7 inches)88%extreme
September Weather28°C (83°F)228 mm (9.0 inches)87%extreme
October Weather28°C (83°F)268 mm (10.6 inches)83%extreme
November Weather28°C (82°F)67 mm (2.6 inches)78%very high
December Weather26°C (80°F)23 mm (0.9 inches)70%very high

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