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 shift from April to May sees an increase in the average high-temperature, transitioning from an enjoyable 67.6°F (19.8°C) to a moderately hot 76.6°F (24.8°C). The average low-temperature of 55.8°F (13.2°C) is witnessed during May.Humidity
The months with the highest humidity are May and December, with an average relative humidity of 76%.Rainfall
The month with the most rainfall is May, when the rain falls for 13.8 days and typically aggregates up to 2.48" (63mm) of precipitation.Snowfall
January through March, May, November and December are months with snowfall in Collinsville. May is the first month it typically snows. Throughout May, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. In Collinsville, during the entire year, snow falls for 8 days and aggregates up to 6.06" (154mm) of snow.Daylight
In May, the average length of the day is 14h and 8min.On the first day of May, sunrise is at 6:24 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:32 pm EDT.
Sunshine
In Collinsville, the average sunshine in May is 9.7h.UV index
In Collinsville, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.Note: A typical high UV index of 6 in May suggests the following recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What are the most humid months?
What is the average humidity in May?
What is the wettest month?
How much does it rain in May?
When does it start to snow?
What is the average length of the day in May in Collinsville?
When is the sunrise / sunset in May in Collinsville?
How many hours of sunshine does Collinsville have in May?
How high is the UV index in May?
Average temperature in May
Collinsville, VA
- Average high temperature in May: 76.6°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (44.1°F).
- Average low temperature in May: 55.8°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in May
Collinsville, VA
- Average pressure in May: 30.03"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in May
Collinsville, VA
- Average wind speed in May: 5.7mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in May
Collinsville, VA
- Average humidity in May: 76%
The months with the highest relative humidity are May and December (76%).
The month with the lowest relative humidity is July (70%).
Average rainfall in May
Collinsville, VA
- Average rainfall in May: 2.48"
The wettest month (with the highest rainfall) is May (2.48").
The driest month (with the least rainfall) is September (1.14").
Average rainfall days in May
Collinsville, VA
- Average rainfall days in May: 13.8 days
The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is November (7 days).
Average snowfall in May
Collinsville, VA
- Average snowfall in May: 0.04"
The month with the highest snowfall is December (2.05").
The months with the least snowfall are April, June, July, August, September and October (0").
Average snowfall days in May
Collinsville, VA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Collinsville, VA
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in May: 9h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).
Average sunshine days in May
Collinsville, VA
- Average sunshine days in May: 14.7 days
The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is July (14.2 days).
Average UV index in May
Collinsville, VA
- Average UV index in May: 6
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in May
Collinsville, VA
- Average cloud cover in May: 38
The months with the most cloud cover are February and March (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in May
Collinsville, VA
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Collinsville, Virginia, USA
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