May weather forecastAvon, CO
May
Weather in May
The last month of the spring, May, is a cool month in Avon, Colorado, with an average temperature fluctuating between 50.9°F (10.5°C) and 26.6°F (-3°C).Temperature
The transition from April to May brings a temperature rise, with average high-temperatures increasing from a wintry 38.8°F (3.8°C) to a fresh 50.9°F (10.5°C). A notable decrease from the day's highest temperature marks May, culminating in an average low of 26.6°F (-3°C).Humidity
The average relative humidity in May in Avon is 67%.Rainfall
In Avon, Colorado, during May, the rain falls for 5.6 days and regularly aggregates up to 1.02" (26mm) of precipitation. In Avon, during the entire year, the rain falls for 59.1 days and collects up to 10.75" (273mm) of precipitation.Snowfall
Months with snowfall in Avon, Colorado, are January through June, September through December. In Avon, during May, snow falls for 6.8 days and regularly aggregates up to 6.26" (159mm) of snow. Throughout the year, there are 89.3 snowfall days, and 62.91" (1598mm) of snow is accumulated.Daylight
The average length of the day in May is 14h and 23min.On the first day of May, sunrise is at 6:05 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:27 pm MDT.
Sunshine
The average sunshine in May in Avon is 10.8h.UV index
The average daily maximum UV index in May is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 3 during May translates into the following guidance:
Undertake protective steps - Preventing sun damage is advised. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Avon, CO
- Average high temperature in May: 50.9°F
The warmest month (with the highest average high temperature) is July (72.1°F).
The month with the lowest average high temperature is December (24.4°F).
- Average low temperature in May: 26.6°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 (0.9°F).
Average pressure in May
Avon, CO
- Average pressure in May: 29.94"Hg
The month with the highest atmospheric pressure is January (30.22"Hg).
The months with the lowest atmospheric pressure are April and May (29.94"Hg).
Average wind speed in May
Avon, CO
- Average wind speed in May: 5.7mph
The windiest month (with the highest average wind speed) is June (6.4mph).
The calmest months (with the lowest average wind speed) are January and December (4.8mph).
Average humidity in May
Avon, CO
- Average humidity in May: 67%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is June (51%).
Average rainfall in May
Avon, CO
- Average rainfall in May: 1.02"
The wettest months (with the highest rainfall) are February and March (1.26").
The driest month (with the least rainfall) is September (0.43").
Average rainfall days in May
Avon, CO
- Average rainfall days in May: 5.6 days
The month with the highest number of rainy days is July (11.2 days).
The month with the least rainy days is November (2.1 days).
Average snowfall in May
Avon, CO
- Average snowfall in May: 6.26"
The month with the highest snowfall is February (10.35").
The months with the least snowfall are July and August (0").
Average snowfall days in May
Avon, CO
- Average snowfall days in May: 6.8 days
The month with the highest number of snowfall days is February (15.8 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in May /
Average sunshine in May
Avon, CO
- Average daylight in May: 14h and 24min
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 48min
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 18min).
Average sunshine days in May
Avon, CO
- Average sunshine days in May: 20.5 days
The month with the most sunshine days is October (23.3 days).
The month with the least sunshine days is February (12.4 days).
Average UV index in May
Avon, 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 January (UV index 1).
Average cloud cover in May
Avon, CO
- Average cloud cover in May: 28
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 14).
Average visibility in May
Avon, CO
- Average visibility in May: 6mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).





