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 transition to May introduces an increase in the average high-temperature, shifting from an enjoyable 62.1°F (16.7°C) in April to an agreeable 73°F (22.8°C). The average low-temperature during May nights is a cool 52.3°F (11.3°C).Humidity
In May, the average relative humidity is 79%.Rainfall
May is the month with the most rainfall. Rain falls for 20.6 days and accumulates 4.57" (116mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.2 snowfall days, in May, Wallace aggregates 0.55" (14mm) of snow. Throughout the year, there are 58.9 snowfall days, and 29.41" (747mm) of snow is accumulated.Daylight
In Wallace, the average length of the day in May is 14h and 22min.On the first day of the month, sunrise is at 6:22 am and sunset at 8:15 pm. On the last day of May, sunrise is at 5:56 am and sunset at 8:42 pm EDT.
Sunshine
The average sunshine in May is 8.6h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 6 in May interprets into the following advice:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Wallace in May?
What is the average humidity in May?
What is the wettest month?
How many days does it rain in May?
What is the last month it snows in Wallace?
How many hours of daylight does Wallace have in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Wallace have in May?
What is the month with the highest UV index?
What is the UV index intensity in May in Wallace?
Average temperature in May
Wallace, WV
- Average high temperature in May: 73°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in May: 52.3°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (23°F).
Average pressure in May
Wallace, 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
Wallace, WV
- Average wind speed in May: 5.4mph
The windiest months (with the highest average wind speed) are January and February (6.8mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in May
Wallace, WV
- Average humidity in May: 79%
The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are June, August and November (77%).
Average rainfall in May
Wallace, WV
- Average rainfall in May: 4.57"
The wettest month (with the highest rainfall) is May (4.57").
The driest month (with the least rainfall) is September (2.24").
Average rainfall days in May
Wallace, WV
- Average rainfall days in May: 20.6 days
The month with the highest number of rainy days is May (20.6 days).
The month with the least rainy days is November (11.4 days).
Average snowfall in May
Wallace, WV
- Average snowfall in May: 0.55"
The month with the highest snowfall is January (7.44").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Wallace, WV
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (17.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Wallace, WV
- Average daylight in May: 14h and 2min
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 4min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in May
Wallace, WV
- Average sunshine days in May: 8.8 days
The month with the most sunshine days is November (14.9 days).
The month with the least sunshine days is January (7.4 days).
Average UV index in May
Wallace, WV
- Average UV index in May: 6
The months with the highest UV index are May, June, July 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
Wallace, 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
Wallace, WV
- Average visibility in May: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Wallace, West Virginia, USA
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