May Weather in Si Nakhon, Thailand

Last updated: August 27, 2025

In Si Nakhon, Thailand, the average temperature in May reaches a warm 32°C (89°F), with a range that can dip to a minimum of 24°C (76°F) and soar to a scorching 43°C (110°F). During this month, expect precipitation to average around 171 mm (6.7 in) over approximately 17 days, contributing to an average humidity level of 71%. Experience the vibrant climate and prepare for a combination of heat and occasional rain!

May Temperature in Si Nakhon

In May in Si Nakhon, the average temperature is 32°C (89°F). The maximum can reach 43°C (110°F) and the minimum can be as low as 24°C (76°F). Travelers should be prepared for hot weather and stay hydrated while exploring.

May Weather in Si Nakhon: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Si Nakhon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Si Nakhon, May typically has an average temperature of 32°C (89°F), with highs reaching up to 43°C (110°F) and lows dropping to around 24°C (76°F).

Data source: Temperature data for Si Nakhon generated using information from the Copernicus Climate Change Service.

May Precipitation in Si Nakhon

In Si Nakhon in May, the precipitation amount is 171 mm (6.7 in) over the course of 17 days.

May Precipitation Trends in Si Nakhon

The chart displays monthly precipitation patterns in Si Nakhon, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Si Nakhon, May typically receives around 171 mm (6.7 inches) of precipitation spread over approximately 17 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Si Nakhon

In Si Nakhon in May, humidity is 71%. With an average temperature of 32°C (89°F), this humidity feels like a warm blanket wrapping around you, making travel feel stifling and potentially exhausting. You may find yourself yearning for frequent breaks in the shade, as the heavy air clings to your skin and saps your energy.

May Average Humidity in Si Nakhon

This chart illustrates the average monthly humidity levels in Si Nakhon, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Si Nakhon is approximately 71%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Si Nakhon

In Si Nakhon in May, 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 Nakhon, you can check here.

Maximum UV Index Levels in Si Nakhon for May

The chart shows the monthly maximum UV Index (UVI) for Si Nakhon in May, 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 May, the maximum UV index in Si Nakhon typically reaches 14, which falls under the extreme exposure category.

Data source: Si Nakhon May 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 May Weather in Si Nakhon Compares to Other Months

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

This table compares monthly weather conditions in Si Nakhon, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (78°F)	26 mm (1.0 inches)	51%	very high
February Weather	27°C (81°F)	13 mm (0.5 inches)	48%	extreme
March Weather	31°C (88°F)	7 mm (0.3 inches)	45%	extreme
April Weather	32°C (90°F)	82 mm (3.2 inches)	49%	extreme
May Weather	32°C (89°F)	171 mm (6.7 inches)	71%	extreme
June Weather	30°C (87°F)	211 mm (8.3 inches)	84%	extreme
July Weather	30°C (86°F)	226 mm (8.9 inches)	84%	extreme
August Weather	29°C (85°F)	319 mm (12.6 inches)	87%	extreme
September Weather	29°C (85°F)	239 mm (9.4 inches)	84%	extreme
October Weather	29°C (84°F)	150 mm (5.9 inches)	71%	extreme
November Weather	28°C (83°F)	24 mm (0.9 inches)	62%	very high
December Weather	25°C (78°F)	14 mm (0.6 inches)	55%	very high