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 sees a shift in the average high-temperature, moving from a comfortable 62.8°F (17.1°C) in April to a pleasant 72.1°F (22.3°C). The mean low-temperature during May nights is a cool 51.6°F (10.9°C).Humidity
In Stephenson, the average relative humidity in May is 79%.Rainfall
The wettest months in Stephenson are February and May, with an average 3.43" (87mm) of rainfall.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, Stephenson aggregates 0.43" (11mm) of snow. In Stephenson, during the entire year, snow falls for 50.3 days and aggregates up to 27.09" (688mm) of snow.Daylight
The average length of the day in May in Stephenson is 14h and 13min.On the first day of May in Stephenson, sunrise is at 6:28 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:40 pm EDT.
Sunshine
The average sunshine in May is 9h.UV index
The average daily maximum UV index in May in Stephenson is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: In May, the UV index of 5 transforms into the following advice:
Exercise prevention - Protecting skin and eyes from harm is required. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Stephenson in May?
What is the average humidity in May in Stephenson?
What is the rainiest month in Stephenson?
How much does it rain in Stephenson in May?
What is the last month it snows in Stephenson?
What is the average length of the day in May in Stephenson?
When is the sunrise / sunset in May in Stephenson?
How long on average sun shines in May in Stephenson?
What is the UV index reading in May in Stephenson?
Average temperature in May
Stephenson, WV
- Average high temperature in May: 72.1°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (38.3°F).
- Average low temperature in May: 51.6°F
The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in May
Stephenson, WV
- 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 (29.99"Hg).
Average wind speed in May
Stephenson, WV
- Average wind speed in May: 5.9mph
The windiest month (with the highest average wind speed) is January (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in May
Stephenson, WV
- Average humidity in May: 79%
The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are June, July, August and November (77%).
Average rainfall in May
Stephenson, WV
- Average rainfall in May: 3.43"
The wettest months (with the highest rainfall) are February and May (3.43").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in May
Stephenson, WV
- Average rainfall days in May: 20.1 days
The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is November (11.3 days).
Average snowfall in May
Stephenson, WV
- Average snowfall in May: 0.43"
The month with the highest snowfall is February (6.02").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Stephenson, WV
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Stephenson, WV
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in May
Stephenson, WV
- Average sunshine days in May: 9.6 days
The month with the most sunshine days is November (15.8 days).
The month with the least sunshine days is February (8.3 days).
Average UV index in May
Stephenson, WV
- Average UV index in May: 5
The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Stephenson, WV
- Average cloud cover in May: 44
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in May
Stephenson, WV
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Stephenson, West Virginia, USA
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