May weather forecastSan Mateo, Guatemala
May weather for San Mateo, Guatemala: May, the last month of the spring in San Mateo, is also an agreeable month, with an average temperature varying between 22.4°C (72.3°F) and 14.3°C (57.7°F). January through October and December, with an average maximum UV index of 5, are months with the highest UV index in San Mateo, Guatemala.
May
Weather in May
May, the last month of the spring in San Mateo, is also an agreeable month, with an average temperature varying between 22.4°C (72.3°F) and 14.3°C (57.7°F).Temperature
The shift from April to May is characterized by an average high-temperature of a pleasant 22.4°C (72.3°F), not significantly different from the 23.8°C (74.8°F) of April. Throughout May, an average low-temperature of 14.3°C (57.7°F) is expected in San Mateo.Humidity
In San Mateo, the average relative humidity in May is 81%.Rainfall
May is the month with the most rainfall. Rain falls for 26.5 days and accumulates 372mm (14.65") of precipitation.Daylight
In San Mateo, the average length of the day in May is 12h and 49min.On the first day of May in San Mateo, sunrise is at 05:42 and sunset at 18:23. On the last day of the month, sunrise is at 05:35 and sunset at 18:32 CST.
Sunshine
The average sunshine in May in San Mateo is 9.8h.UV index
January through October and December, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: In May, the maximum UV index of 5 suggests these recommendations:
Ensure safety - Sun damage prevention is strongly urged. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
San Mateo, Guatemala
- Average high temperature in May: 22.4°C
The warmest month (with the highest average high temperature) is April (23.8°C).
The month with the lowest average high temperature is October (20.7°C).
- Average low temperature in May: 14.3°C
The month with the highest average low temperature is May (14.3°C).
The coldest month (with the lowest average low temperature) is January (10.2°C).
Average pressure in May
San Mateo, Guatemala
- Average pressure in May: 1012.6mbar
The month with the highest atmospheric pressure is January (1015.3mbar).
The month with the lowest atmospheric pressure is May (1012.6mbar).
Average wind speed in May
San Mateo, Guatemala
- Average wind speed in May: 4.1km/h
The windiest month (with the highest average wind speed) is January (6.1km/h).
The calmest month (with the lowest average wind speed) is May (4.1km/h).
Average humidity in May
San Mateo, Guatemala
- Average humidity in May: 81%
The month with the highest relative humidity is September (87%).
The month with the lowest relative humidity is March (69%).
Average rainfall in May
San Mateo, Guatemala
- Average rainfall in May: 372mm
The wettest month (with the highest rainfall) is May (372mm).
The driest month (with the least rainfall) is January (14mm).
Average rainfall days in May
San Mateo, Guatemala
- Average rainfall days in May: 26.5 days
The months with the highest number of rainy days are June and October (29.2 days).
The month with the least rainy days is February (10.8 days).
Average daylight in May /
Average sunshine in May
San Mateo, Guatemala
- Average daylight in May: 12h and 48min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).
- Average sunshine in May: 9h and 48min
The month with the most sunshine is April (Average sunshine: 10h and 48min).
The month with the least sunshine is November (Average sunshine: 7h and 12min).
Average sunshine days in May
San Mateo, Guatemala
- Average sunshine days in May: 3.6 days
The month with the most sunshine days is December (13.5 days).
The month with the least sunshine days is October (0.5 days).
Average UV index in May
San Mateo, Guatemala
- Average UV index in May: 5
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October and December (UV index 5).
The month with the lowest UV index is November (UV index 4).
Average cloud cover in May
San Mateo, Guatemala
- Average cloud cover in May: 41
The month with the most cloud cover is June (Cloud cover 51).
The months with the least cloud cover are January and February (Cloud cover 19).
Average visibility in May
San Mateo, Guatemala
- Average visibility in May: 8km
The months with the highest visibility are January, February and March (10km).
The months with the lowest visibility are May, June, August, September and October (8km).
