May Weather in Santo Tomas

Last updated: March 2, 2024

The weather in Santo Tomas, Mexico, during May is characterized by an average temperature of 18°C (65°F). Highs can soar to 31°C (88°F), while lows may dip to 4°C (39°F). Typically, the humidity level in Santo Tomas throughout May hovers around 39%.

4°C (39°F)

Minimum temperature

18°C (65°F)

Average temperature

31°C (88°F)

Maximum temperature

39%

Humidity

Precipitation and Sunshine hours

In May, Santo Tomas averages 6 mm (0.2 inches) of rainfall, typically over the course of 1 rainy days. The month enjoys an average of 13 hours 34 minutes of daylight, with the sun shining for approximately 11 hours 50 minutes each day. Additionally, there is a 79% probability of sunny days during this period.

6 mm (0.2 inches)

Precipitation

1 rainy days

Rainy days

11 hours 50 minutes

Sunshine hours

79%

Chance of sun

UV Index

In May, the UV Index in Santo Tomas reaches a maximum of 13, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 10 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00
UVI	1	2	4	7	10	13	13	12	10	7	4	2	1
Exposure	Low		Moderate	High	VeryHigh	Extreme			VeryHigh	High	Moderate	Low
Time to burn	45 min		30 min	25 min	15 min	10 min			15 min	25 min	30 min	45 min