May weather forecastChichihualco, Mexico
May
Weather in May
The last month of the spring, May, is also a moderately hot month in Chichihualco, Mexico, with an average temperature varying between 16.5°C (61.7°F) and 29.1°C (84.4°F).Temperature
The transition into May notes an average high-temperature of a warm 29.1°C (84.4°F), revealing a mild distinction from the 30.7°C (87.3°F) in April. May nights bring a pronounced temperature shift, with averages hovering around an enjoyable 16.5°C (61.7°F).Heat index
Throughout May, the heat index is evaluated at a tropical 32°C (89.6°F). Extended exposure and activity might lead to tiredness, potentially resulting in heat cramps.Factoring in the heat index, values are geared towards shaded areas with light breezes. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'feels like' or 'real feel', integrates the air's temperature and its humidity to showcase the felt temperature by people. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Humidity
In May, the average relative humidity is 66%.Rainfall
In Chichihualco, in May, it is raining for 19.7 days, with typically 186mm (7.32") of accumulated precipitation. Throughout the year, there are 214.3 rainfall days, and 1819mm (71.61") of precipitation is accumulated.Daylight
The average length of the day in May is 12h and 58min.On the first day of the month, sunrise is at 6:11 am and sunset at 6:59 pm. On the last day of May, sunrise is at 6:03 am and sunset at 7:10 pm CST.
Sunshine
In May, the average sunshine is 9.4h.UV index
March through May, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In May, the UV index of 6 transforms into the following advice:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Chichihualco, Mexico
- Average high temperature in May: 29.1°C
The warmest month (with the highest average high temperature) is April (30.7°C).
The month with the lowest average high temperature is September (24.3°C).
- Average low temperature in May: 16.5°C
The months with the highest average low temperature are May and June (16.5°C).
The coldest month (with the lowest average low temperature) is January (11.2°C).
Average pressure in May
Chichihualco, Mexico
- Average pressure in May: 1012mbar
The month with the highest atmospheric pressure is January (1014.9mbar).
The month with the lowest atmospheric pressure is May (1012mbar).
Average wind speed in May
Chichihualco, Mexico
- Average wind speed in May: 5.6km/h
The windiest month (with the highest average wind speed) is April (5.7km/h).
The calmest month (with the lowest average wind speed) is December (4.4km/h).
Average humidity in May
Chichihualco, Mexico
- Average humidity in May: 66%
The month with the highest relative humidity is September (89%).
The month with the lowest relative humidity is April (54%).
Average rainfall in May
Chichihualco, Mexico
- Average rainfall in May: 186mm
The wettest month (with the highest rainfall) is September (309mm).
The driest month (with the least rainfall) is January (18mm).
Average rainfall days in May
Chichihualco, Mexico
- Average rainfall days in May: 19.7 days
The month with the highest number of rainy days is August (30.6 days).
The month with the least rainy days is December (6.5 days).
Average daylight in May /
Average sunshine in May
Chichihualco, Mexico
- Average daylight in May: 13h and 0min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).
- Average sunshine in May: 9h and 24min
The months with the most sunshine are February, March, April and December (Average sunshine: 9h and 48min).
The month with the least sunshine is September (Average sunshine: 7h and 24min).
Average sunshine days in May
Chichihualco, Mexico
- Average sunshine days in May: 9.6 days
The month with the most sunshine days is December (23.2 days).
The month with the least sunshine days is August (0.1 days).
Average UV index in May
Chichihualco, Mexico
- Average UV index in May: 6
The months with the highest UV index are March, April and May (UV index 6).
The months with the lowest UV index are January, February, June, July, August, September, October, November and December (UV index 5).
Average cloud cover in May
Chichihualco, Mexico
- Average cloud cover in May: 31
The month with the most cloud cover is September (Cloud cover 66).
The month with the least cloud cover is April (Cloud cover 13).
Average visibility in May
Chichihualco, Mexico
- Average visibility in May: 9km
The months with the highest visibility are March and April (10km).
The month with the lowest visibility is September (6km).





