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
Observing a slight rise in May, the average high-temperature shifts from April's comfortable 63.3°F (17.4°C) to a pleasant 72°F (22.2°C). In Slate, May is marked by an average low-temperature of 51.3°F (10.7°C).Humidity
In May, the average relative humidity in Slate is 79%.Rainfall
In May, the rain falls for 18.5 days. Throughout May, 2.48" (63mm) of precipitation is accumulated. In Slate, during the entire year, the rain falls for 155.9 days and collects up to 23.31" (592mm) 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, Slate aggregates 0.16" (4mm) of snow. Throughout the year, there are 37.2 snowfall days, and 18.03" (458mm) of snow is accumulated.Daylight
The average length of the day in May is 14h and 11min.On the first day of May, sunrise is at 6:31 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 8:42 pm EDT.
Sunshine
In Slate, the average sunshine in May is 9.1h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: During May, 5 as the daily maximum UV index converts into the following advice:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. 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 temperature in May?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
What are the months with the highest UV index?
How high is the UV index in May?
Average temperature in May
Slate, VA
- Average high temperature in May: 72°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in May: 51.3°F
The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).
Average pressure in May
Slate, VA
- 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
Slate, VA
- Average wind speed in May: 6mph
The windiest months (with the highest average wind speed) are January, February and April (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in May
Slate, VA
- Average humidity in May: 79%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is November (76%).
Average rainfall in May
Slate, VA
- Average rainfall in May: 2.48"
The wettest month (with the highest rainfall) is February (2.72").
The driest month (with the least rainfall) is September (1.14").
Average rainfall days in May
Slate, VA
- Average rainfall days in May: 18.5 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in May
Slate, VA
- Average snowfall in May: 0.16"
The month with the highest snowfall is December (4.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Slate, VA
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Slate, VA
- 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 1min
The months with the most sunshine are June, July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in May
Slate, VA
- Average sunshine days in May: 10.3 days
The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is May (10.3 days).
Average UV index in May
Slate, VA
- 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
Slate, VA
- Average cloud cover in May: 44
The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in May
Slate, VA
- 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).
Slate, Virginia, USA
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