May weather forecastFree Union, VA
May
Weather in May
The warm month of May welcomes summer vibes, with temperatures now usually reaching up to 75.4°F (24.1°C). This is accompanied by an increase in the city's humidity levels. Consequently, one can sense a distinct change from the cool weather of April. Though rain showers are relatively frequent, they do not hamper the pleasantness experienced throughout May. Given that sunshine hours are now elongated, this month proves to be ideal for taking in the vibrant views around Free Union.Temperature
The shift into May is characterized by a rise in the average high-temperature, transitioning from April's enjoyable 66°F (18.9°C) to a warm 75.4°F (24.1°C). In Free Union, the nighttime temperature averages to a fresh 54.1°F (12.3°C) during May.Humidity
The months with the highest humidity are May, September, October and December, with an average relative humidity of 76%.Rainfall
The months with the most rainfall are April and May, with an average 2.91" (74mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In Free Union, the average length of the day in May is 14h and 15min.On the first day of the month, sunrise is at 6:16 am and sunset at 8:05 pm. On the last day of May, sunrise is at 5:52 am and sunset at 8:31 pm EDT.
Sunshine
In May, the average sunshine is 9.2h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum high daily UV index of 6 during May translates into the following directions:
Guard against overexposure. Protection from sun-induced harm is essential. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Free Union, VA
- Average high temperature in May: 75.4°F
The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in May: 54.1°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in May
Free Union, VA
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in May
Free Union, VA
- Average wind speed in May: 5.3mph
The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in May
Free Union, VA
- Average humidity in May: 76%
The months with the highest relative humidity are May, September, October and December (76%).
The month with the lowest relative humidity is July (71%).
Average rainfall in May
Free Union, VA
- Average rainfall in May: 2.91"
The wettest months (with the highest rainfall) are April and May (2.91").
The driest month (with the least rainfall) is January (1.69").
Average rainfall days in May
Free Union, VA
- Average rainfall days in May: 17.1 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is November (8.9 days).
Average snowfall in May
Free Union, VA
- Average snowfall in May: 0"
The month with the highest snowfall is March (3.07").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Free Union, VA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Free Union, VA
- Average daylight in May: 14h and 18min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in May: 9h and 12min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).
Average sunshine days in May
Free Union, VA
- Average sunshine days in May: 11.4 days
The month with the most sunshine days is December (19.9 days).
The month with the least sunshine days is May (11.4 days).
Average UV index in May
Free Union, VA
- 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
Free Union, VA
- Average cloud cover in May: 42
The month with the most cloud cover is March (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 31).
Average visibility in May
Free Union, VA
- Average visibility in May: 5mi
The months with the highest visibility are February, March, April, June, July, August and November (6mi).
The months with the lowest visibility are January, May, September, October and December (5mi).





