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 commencement of May sees a shift in the average high-temperature, moving from a refreshing 60.4°F (15.8°C) in April to a pleasant 72.1°F (22.3°C). During May, the temperature is averaged to a low of 51.1°F (10.6°C) at night.Humidity
In May, the average relative humidity in Valley Grove is 79%.Rainfall
May is the month with the most rainfall in Valley Grove. Rain falls for 18.4 days and accumulates 2.17" (55mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.3 snowfall days, in May, Valley Grove aggregates 0.16" (4mm) of snow. Throughout the year, there are 33.4 snowfall days, and 9.96" (253mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 25min.On the first day of the month, sunrise is at 6:21 am and sunset at 8:17 pm. On the last day of May, in Valley Grove, sunrise is at 5:55 am and sunset at 8:44 pm EDT.
Sunshine
In May, the average sunshine in Valley Grove is 8.6h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index in Valley Grove, West Virginia. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 6 in May translates into these instructions:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
What is the temperature in May in Valley Grove?
What is the average humidity in May in Valley Grove?
What is the rainiest month in Valley Grove?
How much does it rain in Valley Grove in May?
What is the last month it snows in Valley Grove?
How many hours of daylight does Valley Grove have in May?
When are sunrise and sunset in May in Valley Grove?
How many hours of sunshine does Valley Grove have in May?
When is the highest UV index in Valley Grove?
What is the UV index intensity in May in Valley Grove?
Average temperature in May
Valley Grove, WV
- Average high temperature in May: 72.1°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in May: 51.1°F
The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in May
Valley Grove, WV
- Average pressure in May: 29.99"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in May
Valley Grove, WV
- Average wind speed in May: 5.9mph
The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.6mph).
Average humidity in May
Valley Grove, WV
- Average humidity in May: 79%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (77%).
Average rainfall in May
Valley Grove, WV
- Average rainfall in May: 2.17"
The wettest month (with the highest rainfall) is May (2.17").
The driest month (with the least rainfall) is January (1.02").
Average rainfall days in May
Valley Grove, WV
- Average rainfall days in May: 18.4 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (6.7 days).
Average snowfall in May
Valley Grove, WV
- Average snowfall in May: 0.16"
The months with the highest snowfall are February and March (2.48").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Valley Grove, WV
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Valley Grove, WV
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in May
Valley Grove, WV
- Average sunshine days in May: 9.9 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (9.9 days).
Average UV index in May
Valley Grove, WV
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Valley Grove, WV
- Average cloud cover in May: 46
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in May
Valley Grove, WV
- Average visibility in May: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Valley Grove, West Virginia, USA
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