May weather forecastSan Clemente, Mexico

May

Weather in May

May, the last month of the spring in San Clemente, is also a moderately hot month, with an average temperature varying between 13.8°C (56.8°F) and 26.3°C (79.3°F).

Temperature

The months of April and May see the peak of San Clemente's temperatures, averaging a high of 26.3°C (79.3°F).

Humidity

In May, the average relative humidity is 52%.

Rainfall

In San Clemente, Mexico, in May, during 11.7 rainfall days, 32mm (1.26") of precipitation is typically accumulated. Throughout the year, in San Clemente, there are 139.6 rainfall days, and 468mm (18.43") of precipitation is accumulated.

Daylight

In San Clemente, Mexico, the average length of the day in May is 13h and 7min.
On the first day of May, sunrise is at 6:09 am and sunset at 7:04 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 7:17 pm CST.

Sunshine

In San Clemente, the average sunshine in May is 9.9h.

UV index

The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 5 during May translates into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun.

Updated: Feb 9, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

San Clemente's warmest months, April and May, record an average high-temperature of 26.3°C (79.3°F).

The high-temperature during May is 26.3°C (79.3°F) and the low-temperature is 13.8°C (56.8°F).

The average relative humidity in May in San Clemente is 52%.

In San Clemente, in May, it is raining for 11.7 days, with typically 32mm (1.26") of accumulated precipitation.

In San Clemente, the average day length in May is 13h and 7min.

In May, on the first day of the month, sunrise is at 6:09 am and sunset at 7:04 pm. On the last day of the month, in San Clemente, sunrise is at 5:59 am and sunset at 7:17 pm CST.

In May, the average sunshine duration in San Clemente, Mexico, is 9.9h.

The average daily maximum UV index in May in San Clemente, Mexico, is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A May J J A S O N D

Apr

May

Jun

Average high temperature

26.3°C

24.3°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

12.5km/h

11.7km/h

11.5km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

18.7

9.3

Average UV index

Average cloud cover

Average visibility

Average temperature in May
San Clemente, Mexico

Average high temperature in May: 26.3°C

The warmest months (with the highest average high temperature) are April and May (26.3°C).
The month with the lowest average high temperature is January (19.5°C).

Average low temperature in May: 13.8°C

The month with the highest average low temperature is May (13.8°C).
The coldest month (with the lowest average low temperature) is January (7.1°C).

Average pressure in May
San Clemente, Mexico

Average pressure in May: 1013.8mbar

The month with the highest atmospheric pressure is January (1018.6mbar).
The month with the lowest atmospheric pressure is May (1013.8mbar).

Average wind speed in May
San Clemente, Mexico

Average wind speed in May: 10.1km/h

The windiest month (with the highest average wind speed) is March (11.2km/h).
The calmest month (with the lowest average wind speed) is July (9km/h).

Average humidity in May
San Clemente, Mexico

Average humidity in May: 52%

The month with the highest relative humidity is September (78%).
The month with the lowest relative humidity is April (43%).

Average rainfall in May
San Clemente, Mexico

Average rainfall in May: 32mm

The wettest month (with the highest rainfall) is July (109mm).
The driest month (with the least rainfall) is December (3mm).

Average rainfall days in May
San Clemente, Mexico

Average rainfall days in May: 11.7 days

The month with the highest number of rainy days is July (24.2 days).
The month with the least rainy days is December (2.7 days).

Average daylight in May /
Average sunshine in May
San Clemente, Mexico

Average daylight in May: 13h and 6min

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).

Average sunshine in May: 9h and 54min

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is November (Average sunshine: 8h and 12min).

Average sunshine days in May
San Clemente, Mexico

Average sunshine days in May: 13 days

The month with the most sunshine days is December (26.3 days).
The month with the least sunshine days is July (3.2 days).

Average UV index in May
San Clemente, Mexico

Average UV index in May: 5

The month with the highest UV index is April (UV index 6).
The months with the lowest UV index are January, August, October, November and December (UV index 4).

Average cloud cover in May
San Clemente, Mexico

Average cloud cover in May: 16

The months with the most cloud cover are July and September (Cloud cover 44).
The months with the least cloud cover are March, April and December (Cloud cover 13).

Average visibility in May
San Clemente, Mexico

Average visibility in May: 10km

The months with the highest visibility are January, February, March, April, May and December (10km).
The months with the lowest visibility are July, August and September (8km).