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April Weather in Sai Mun, Thailand

Last updated: August 27, 2025

In Sai Mun, Thailand, the average temperature in April is a warm 29°C (85°F). During this time, temperatures can range from a refreshing 17°C (63°F) to a sizzling 40°C (104°F). Expect about 61 mm (2.4 in) of precipitation spread over 11 days, with an average humidity of 44%. Whether you're basking in the sun or bracing for a brief shower, be prepared for the diverse weather this lively month brings!

April Temperature in Sai Mun

In April in Sai Mun, the average temperature is 29°C (85°F), with maximums reaching up to 40°C (104°F) and minimums dipping to as low as 17°C (63°F). This climate makes it a perfect destination for travelers seeking warm weather and outdoor adventures.

April Weather in Sai Mun: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Sai Mun, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sai Mun, April typically has an average temperature of 29°C (85°F), with highs reaching up to 40°C (104°F) and lows dropping to around 17°C (63°F).
JanFebMarAprMayJunJulAugSepOctNovDec767783848584838282817975
Data source: Temperature data for Sai Mun 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.

April Precipitation in Sai Mun

In Sai Mun in April, the total precipitation amount is 61 mm (2.4 in) over the course of 11 days.

April Precipitation Trends in Sai Mun

The chart displays monthly precipitation patterns in Sai Mun, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Sai Mun, April typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec393161152166319262295166267
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Sai Mun

In Sai Mun in April, humidity is 44%. With an average temperature of 29°C (85°F), this humidity feels like a warm embrace, making travel comfortable yet slightly thick in the air, perfect for leisurely exploration but best enjoyed with plenty of hydration.

April Average Humidity in Sai Mun

This chart illustrates the average monthly humidity levels in Sai Mun, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Sai Mun is approximately 44%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec56%50%41%44%71%84%87%90%89%83%74%68%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Sai Mun

In Sai Mun in April, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Sai Mun.

Maximum UV Index Levels in Sai Mun for April

The chart shows the monthly maximum UV Index (UVI) for Sai Mun in April, 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 April, the maximum UV index in Sai Mun typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10131415151315141412109
Data source: Sai Mun April 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 April Weather in Sai Mun Compares to Other Months

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

This table compares monthly weather conditions in Sai Mun, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)3 mm (0.1 inches)56%very high
February Weather25°C (78°F)9 mm (0.4 inches)50%extreme
March Weather28°C (84°F)31 mm (1.2 inches)41%extreme
April Weather29°C (85°F)61 mm (2.4 inches)44%extreme
May Weather29°C (85°F)152 mm (6.0 inches)71%extreme
June Weather29°C (85°F)166 mm (6.6 inches)83%extreme
July Weather28°C (83°F)319 mm (12.5 inches)87%extreme
August Weather28°C (83°F)262 mm (10.3 inches)90%extreme
September Weather28°C (83°F)295 mm (11.6 inches)89%extreme
October Weather27°C (81°F)166 mm (6.5 inches)83%extreme
November Weather26°C (79°F)26 mm (1.0 inches)74%very high
December Weather24°C (75°F)6 mm (0.3 inches)68%very high

Compare Sai Mun's Climate with Cities Worldwide