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
Richwood's transition into May is marked by a rise in the average high-temperature, advancing from a mild 59.2°F (15.1°C) in April to an agreeable 69.3°F (20.7°C). Nightly temperatures in Richwood, West Virginia, drop to an average low of 48.9°F (9.4°C) in May.Humidity
In May, the average relative humidity is 82%.Rainfall
The month with the most rainfall is May, when the rain falls for 23.4 days and typically aggregates up to 4.49" (114mm) 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, Richwood aggregates 0.51" (13mm) of snow. In Richwood, during the entire year, snow falls for 59.4 days and aggregates up to 37.4" (950mm) of snow.Daylight
In Richwood, the average length of the day in May is 14h and 16min.On the first day of May in Richwood, sunrise is at 6:24 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:39 pm EDT.
Sunshine
The average sunshine in May in Richwood is 8.7h.UV index
May through August, with an average maximum UV index of 5, are months with the highest UV index in Richwood. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 5 in May converts into the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
What are May temperatures in Richwood?
What is the average humidity in May in Richwood?
What is the wettest month in Richwood?
How many days does it rain in May in Richwood?
What is the last month it snows in Richwood?
What is the average length of the day in May in Richwood?
When is the sunrise / sunset in May in Richwood?
How many hours of sunshine does Richwood have in May?
When is the highest UV index in Richwood?
What is the UV index intensity in May in Richwood?
Average temperature in May
Richwood, WV
- Average high temperature in May: 69.3°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (34.9°F).
- Average low temperature in May: 48.9°F
The month with the highest average low temperature is July (57.9°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in May
Richwood, WV
- Average pressure in May: 30.02"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
Richwood, WV
- Average wind speed in May: 6.1mph
The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in May
Richwood, WV
- Average humidity in May: 82%
The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are June, July and November (79%).
Average rainfall in May
Richwood, WV
- Average rainfall in May: 4.49"
The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is September (2.13").
Average rainfall days in May
Richwood, WV
- Average rainfall days in May: 23.4 days
The month with the highest number of rainy days is May (23.4 days).
The month with the least rainy days is January (11.4 days).
Average snowfall in May
Richwood, WV
- Average snowfall in May: 0.51"
The month with the highest snowfall is February (8.62").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Richwood, WV
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Richwood, WV
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in May: 8h and 4min
The months with the most sunshine are June and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in May
Richwood, WV
- Average sunshine days in May: 5.9 days
The month with the most sunshine days is October (14.6 days).
The month with the least sunshine days is May (5.9 days).
Average UV index in May
Richwood, WV
- Average UV index in May: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Richwood, WV
- Average cloud cover in May: 48
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in May
Richwood, WV
- Average visibility in May: 5mi
The months with the highest visibility are March, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February and September (4mi).
Richwood, West Virginia, USA
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