May weather forecastSaltwell, WV
May
Weather in May
The last month of the spring, May, is an agreeable month in Saltwell, West Virginia, with an average temperature varying between 51.4°F (10.8°C) and 72°F (22.2°C).Temperature
The transition to May introduces an increase in the average high-temperature, shifting from an enjoyable 61.3°F (16.3°C) in April to an agreeable 72°F (22.2°C). Throughout the month of May, Saltwell sees a steady low-temperature average of 51.4°F (10.8°C).Humidity
In Saltwell, the average relative humidity in May is 79%.Rainfall
The month with the most rainfall is May, when the rain falls for 21.8 days and typically aggregates up to 4.41" (112mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Saltwell aggregates 0.63" (16mm) of snow. Throughout the year, there are 54.9 snowfall days, and 28.82" (732mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 21min.On the first day of May, sunrise is at 6:21 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 8:41 pm EDT.
Sunshine
The average sunshine in May is 8.8h.UV index
May through July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In May, the maximum UV index of 6 translates into these guidelines:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. 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
Average temperature in May
Saltwell, WV
- Average high temperature in May: 72°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (35.6°F).
- Average low temperature in May: 51.4°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure in May
Saltwell, WV
- Average pressure in May: 30"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in May
Saltwell, WV
- Average wind speed in May: 5.5mph
The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in May
Saltwell, WV
- Average humidity in May: 79%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are August and November (77%).
Average rainfall in May
Saltwell, WV
- Average rainfall in May: 4.41"
The wettest month (with the highest rainfall) is May (4.41").
The driest months (with the least rainfall) are September and November (2.2").
Average rainfall days in May
Saltwell, WV
- Average rainfall days in May: 21.8 days
The month with the highest number of rainy days is May (21.8 days).
The month with the least rainy days is February (10.8 days).
Average snowfall in May
Saltwell, WV
- Average snowfall in May: 0.63"
The month with the highest snowfall is February (6.73").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Saltwell, WV
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Saltwell, WV
- 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: 8h and 48min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in May
Saltwell, WV
- Average sunshine days in May: 7.7 days
The month with the most sunshine days is November (14.7 days).
The month with the least sunshine days is May (7.7 days).
Average UV index in May
Saltwell, WV
- Average UV index in May: 6
The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Saltwell, WV
- Average cloud cover in May: 45
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in May
Saltwell, WV
- Average visibility in May: 5mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is January (4mi).





