May weather forecastHerald, VA
May
Weather in May
May, the last month of the spring in Herald, is a pleasant month, with an average temperature varying between 73°F (22.8°C) and 51.8°F (11°C).Temperature
With the onset of May, Herald's weather sees a minor temperature rise, transitioning from a comfortable 64.6°F (18.1°C) in April to a pleasant 73°F (22.8°C). An average temperature of 51.8°F (11°C) is recorded during the nights in May.Humidity
In May, the average relative humidity is 79%.Rainfall
In Herald, Virginia, in May, during 20.8 rainfall days, 3.74" (95mm) of precipitation is typically accumulated. Throughout the year, there are 179.6 rainfall days, and 38.7" (983mm) of precipitation is accumulated.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, Herald aggregates 0.24" (6mm) of snow. Throughout the year, there are 45 snowfall days, and 29.09" (739mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 10min.On the first day of May, sunrise is at 6:34 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:43 pm EDT.
Sunshine
In May, the average sunshine is 8.7h.UV index
In Herald, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 5 during May leads to these advisories:
Undertake protective steps - Preventing sun damage is advised. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Herald, VA
- Average high temperature in May: 73°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 (39.4°F).
- Average low temperature in May: 51.8°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).
Average pressure in May
Herald, VA
- Average pressure in May: 30.03"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in May
Herald, VA
- Average wind speed in May: 5.7mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in May
Herald, VA
- Average humidity in May: 79%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and November (77%).
Average rainfall in May
Herald, VA
- Average rainfall in May: 3.74"
The wettest month (with the highest rainfall) is July (3.94").
The driest months (with the least rainfall) are September and November (2.52").
Average rainfall days in May
Herald, VA
- Average rainfall days in May: 20.8 days
The month with the highest number of rainy days is May (20.8 days).
The month with the least rainy days is February (9.4 days).
Average snowfall in May
Herald, VA
- Average snowfall in May: 0.24"
The month with the highest snowfall is February (6.85").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Herald, VA
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Herald, VA
- Average daylight in May: 14h and 12min
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 42min).
- Average sunshine in May: 8h and 42min
The months with the most sunshine are June and August (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in May
Herald, VA
- Average sunshine days in May: 9 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (9 days).
Average UV index in May
Herald, VA
- Average UV index in May: 5
The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in May
Herald, VA
- Average cloud cover in May: 46
The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in May
Herald, 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).
