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 embrace of May brings a minor uplift in the average high-temperature, shifting from a refreshing 62.1°F (16.7°C) in April to a pleasant 70.5°F (21.4°C). Nighttime temperature lowers to an average of 49.6°F (9.8°C) in May.Humidity
In May, the average relative humidity is 80%.Rainfall
The month with the most rainfall is May, when the rain falls for 21.5 days and typically aggregates up to 3.23" (82mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Marion aggregates 0.28" (7mm) of snow. In Marion, during the entire year, snow falls for 38.6 days and aggregates up to 18.66" (474mm) of snow.Daylight
In Marion, the average length of the day in May is 14h and 9min.On the first day of May, sunrise is at 6:31 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 8:39 pm EDT.
Sunshine
In May, the average sunshine is 9h.UV index
In May, the average daily maximum UV index is 5. 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: An average maximum UV index of 5 in May leads to these recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the average humidity in May?
What is the rainiest month?
How much does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Marion have in May?
What is the UV index reading in May?
Average temperature in May
Marion, VA
- Average high temperature in May: 70.5°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in May: 49.6°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 (23.9°F).
Average pressure in May
Marion, 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
Marion, VA
- Average wind speed in May: 6.3mph
The windiest months (with the highest average wind speed) are January and February (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in May
Marion, VA
- Average humidity in May: 80%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is November (77%).
Average rainfall in May
Marion, VA
- Average rainfall in May: 3.23"
The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in May
Marion, VA
- Average rainfall days in May: 21.5 days
The month with the highest number of rainy days is July (22 days).
The month with the least rainy days is November (10.8 days).
Average snowfall in May
Marion, VA
- Average snowfall in May: 0.28"
The month with the highest snowfall is December (4.8").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Marion, VA
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Marion, VA
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in May
Marion, VA
- Average sunshine days in May: 6.7 days
The month with the most sunshine days is November (15.6 days).
The month with the least sunshine days is May (6.7 days).
Average UV index in May
Marion, VA
- Average UV index in May: 5
The month with the highest UV index is 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
Marion, VA
- Average cloud cover in May: 45
The month with the most cloud cover is February (Cloud cover 59).
The months with the least cloud cover are June, July and August (Cloud cover 40).
Average visibility in May
Marion, VA
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (5mi).
The month with the lowest visibility is September (4mi).
Marion, Virginia, USA
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