May weather forecastMexicali, Mexico
May
Weather in May
May weather in Mexicali takes a swerve towards intense heat, which becomes a defining characteristic of Mexicali's summer. As a result, the streets of Mexicali remain quieter with lesser tourist activities during the peak day hours. Despite a slight increase in wind gusts reaching 16.9km/h (10.5mph), the weather stays comparatively hot. Even as the relative humidity drops further to 24%, the UV index leaps to its annual maximum reading of 8. Standing out in May's weather is the near absence of rainfall, merely measuring up to 1mm (0.04"), amplifying the dry, scorching temperature typical of the region at this time.Temperature
In Mexicali, stepping into May brings a gentle temperature nudge, moving slightly up from April's 30.5°C (86.9°F) to a still hot 34.1°C (93.4°F). Throughout May nights, a significant departure from daytime temperatures, with an average low of 19.7°C (67.5°F), is recognized.Humidity
In Mexicali, the average relative humidity in May is 24%.Rainfall
The months with the least rainfall are May and June Rain falls for 1.1 days and accumulates 1mm (0.04") of rain.Daylight
The average length of the day in May is 13h and 51min.On the first day of May, sunrise is at 5:53 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 7:44 pm PDT.
Sunshine
In Mexicali, the average sunshine in May is 12h.UV index
In Mexicali, the average daily maximum UV index in May is 8. A UV Index reading of 8 to 10 represents a very high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 8 during May translates into the following recommendations:
Being careless can result in skin and eye damage. Always take the necessary safety measures. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Mexicali, Mexico
- Average high temperature in May: 34.1°C
The warmest month (with the highest average high temperature) is July (41.8°C).
The month with the lowest average high temperature is December (19.7°C).
- Average low temperature in May: 19.7°C
The month with the highest average low temperature is August (30.2°C).
The coldest month (with the lowest average low temperature) is January (10.2°C).
Average pressure in May
Mexicali, Mexico
- Average pressure in May: 1010.3mbar
The month with the highest atmospheric pressure is January (1018.4mbar).
The month with the lowest atmospheric pressure is June (1008.4mbar).
Average wind speed in May
Mexicali, Mexico
- Average wind speed in May: 11km/h
The windiest month (with the highest average wind speed) is April (11.5km/h).
The calmest month (with the lowest average wind speed) is August (8.6km/h).
Average humidity in May
Mexicali, Mexico
- Average humidity in May: 24%
The month with the highest relative humidity is December (38%).
The month with the lowest relative humidity is June (20%).
Average rainfall in May
Mexicali, Mexico
- Average rainfall in May: 1mm
The wettest month (with the highest rainfall) is July (15mm).
The driest months (with the least rainfall) are May and June (1mm).
Average rainfall days in May
Mexicali, Mexico
- Average rainfall days in May: 1.1 days
The month with the highest number of rainy days is July (6.3 days).
The months with the least rainy days are May and June (1.1 days).
Average daylight in May /
Average sunshine in May
Mexicali, Mexico
- Average daylight in May: 13h and 48min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in May: 12h and 0min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).
Average sunshine days in May
Mexicali, Mexico
- Average sunshine days in May: 29.6 days
The month with the most sunshine days is May (29.6 days).
The month with the least sunshine days is July (21.3 days).
Average UV index in May
Mexicali, Mexico
- Average UV index in May: 8
The months with the highest UV index are June, July and August (UV index 9).
The month with the lowest UV index is December (UV index 4).
Average cloud cover in May
Mexicali, Mexico
- Average cloud cover in May: 6
The month with the most cloud cover is December (Cloud cover 17).
The month with the least cloud cover is June (Cloud cover 5).
Average visibility in May
Mexicali, Mexico
- Average visibility in May: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





