Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
The arrival of May brings a temperature shift, with the average high-temperature escalating from an icy 37.9°F (3.3°C) in April to a fresh 50.2°F (10.1°C). Against the high May temperatures, Vail records an average drop to a freezing cold 26.1°F (-3.3°C) at night.Humidity
The average relative humidity in May is 68%.Rainfall
The wettest months are May and July, with an average 1.77" (45mm) of rainfall.Snowfall
Months with snowfall are January through December. In May, it is snowing for 11.6 days. Throughout May, 10.47" (266mm) of snow is accumulated. Throughout the year, there are 107.8 snowfall days, and 77.72" (1974mm) of snow is accumulated.Daylight
In May, the average length of the day in Vail is 14h and 23min.On the first day of the month, sunrise is at 6:05 am and sunset at 7:59 pm. On the last day of May, sunrise is at 5:39 am and sunset at 8:26 pm MDT.
Sunshine
In May, the average sunshine is 10.8h.UV index
In Vail, the average daily maximum UV index in May is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: An average maximum UV index of 3 in May leads to these recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May?
What is the wettest month?
How many days does it rain in May?
How much does it snow in May?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How long on average sun shines in May?
How high is the UV index in May?
Average temperature in May
Vail, CO
- Average high temperature in May: 50.2°F
The warmest month (with the highest average high temperature) is July (70.3°F).
The months with the lowest average high temperature are January and December (24.1°F).
- Average low temperature in May: 26.1°F
The month with the highest average low temperature is July (41.4°F).
The coldest month (with the lowest average low temperature) is January (1.2°F).
Average pressure in May
Vail, CO
- Average pressure in May: 29.94"Hg
The month with the highest atmospheric pressure is January (30.21"Hg).
The months with the lowest atmospheric pressure are April and May (29.94"Hg).
Average wind speed in May
Vail, CO
- Average wind speed in May: 5.6mph
The windiest month (with the highest average wind speed) is June (6.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in May
Vail, CO
- Average humidity in May: 68%
The month with the highest relative humidity is February (89%).
The month with the lowest relative humidity is June (51%).
Average rainfall in May
Vail, CO
- Average rainfall in May: 1.77"
The wettest months (with the highest rainfall) are May and July (1.77").
The driest month (with the least rainfall) is November (0.71").
Average rainfall days in May
Vail, CO
- Average rainfall days in May: 8.5 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is November (1.6 days).
Average snowfall in May
Vail, CO
- Average snowfall in May: 10.47"
The month with the highest snowfall is February (11.38").
The month with the least snowfall is July (0.12").
Average snowfall days in May
Vail, CO
- Average snowfall days in May: 11.6 days
The month with the highest number of snowfall days is February (16 days).
The month with the least snowfall days is July (0.3 days).
Average daylight in May /
Average sunshine in May
Vail, CO
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in May: 10h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).
Average sunshine days in May
Vail, CO
- Average sunshine days in May: 13.8 days
The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in May
Vail, CO
- Average UV index in May: 3
The months with the highest UV index are June, July and August (UV index 4).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Vail, CO
- Average cloud cover in May: 28
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 15).
Average visibility in May
Vail, CO
- Average visibility in May: 6mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April and December (4mi).
Vail, Colorado, USA
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