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March Weather in Phon Sai, Thailand

Last updated: August 27, 2025

In March, the average temperature in Phon Sai, Thailand is a warm 29°C (84°F). Expect a minimum of 17°C (63°F) and a maximum reaching up to 39°C (103°F). During this time, the region experiences about 33 mm (1.3 in) of precipitation over 5 days, with an average humidity of 41%. Enjoy the warm climate while staying mindful of the occasional shower!

March Temperature in Phon Sai

In March in Phon Sai, the average temperature is 29°C (84°F), making it a warm destination. The maximum can reach up to 39°C (103°F), while the minimum can drop to as low as 17°C (63°F). Be prepared for a range of temperatures to ensure a comfortable trip.

March Weather in Phon Sai: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Phon Sai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Phon Sai, March typically has an average temperature of 29°C (84°F), with highs reaching up to 39°C (103°F) and lows dropping to around 17°C (63°F).
JanFebMarAprMayJunJulAugSepOctNovDec767884858585848382817976
Data source: Temperature data for Phon Sai 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.

March Precipitation in Phon Sai

In Phon Sai in March, the precipitation amount is 33 mm (1.3 in) over the course of 5 days.

March Precipitation Trends in Phon Sai

The chart displays monthly precipitation patterns in Phon Sai, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Phon Sai, March typically receives around 33 mm (1.3 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec5103365159139256253303171338
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Phon Sai

In Phon Sai in March, humidity is 41%. With an average temperature of 29°C (84°F), this humidity feels like a warm embrace, making traveling comfortable but a bit sticky, requiring light clothing and plenty of water to stay hydrated.

March Average Humidity in Phon Sai

This chart illustrates the average monthly humidity levels in Phon Sai, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Phon Sai is approximately 41%, 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 March generated using information from the Copernicus Climate Change Service.

March UV Index in Phon Sai

In Phon Sai in March, 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 Phon Sai, you can check here.

Maximum UV Index Levels in Phon Sai for March

The chart shows the monthly maximum UV Index (UVI) for Phon Sai in March, 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 March, the maximum UV index in Phon Sai typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10131415151314141312109
Data source: Phon Sai March 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 March Weather in Phon Sai Compares to Other Months

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

This table compares monthly weather conditions in Phon Sai, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)5 mm (0.2 inches)56%very high
February Weather26°C (78°F)10 mm (0.4 inches)50%extreme
March Weather29°C (84°F)33 mm (1.3 inches)41%extreme
April Weather29°C (85°F)65 mm (2.6 inches)44%extreme
May Weather30°C (85°F)159 mm (6.3 inches)71%extreme
June Weather29°C (85°F)139 mm (5.5 inches)83%extreme
July Weather29°C (84°F)256 mm (10.1 inches)87%extreme
August Weather28°C (83°F)253 mm (10.0 inches)90%extreme
September Weather28°C (83°F)303 mm (11.9 inches)89%extreme
October Weather27°C (81°F)171 mm (6.7 inches)83%extreme
November Weather26°C (80°F)32 mm (1.3 inches)74%very high
December Weather24°C (76°F)8 mm (0.3 inches)68%very high

Compare Phon Sai's Climate with Cities Worldwide