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 onset of May brings a rise in the average high-temperature, elevating from a comfortable 65.7°F (18.7°C) in April to a moderately hot 75.4°F (24.1°C). The temperature dips to an average of 55.2°F (12.9°C) during May nights.Humidity
In Haymarket, the average relative humidity in May is 76%.Rainfall
In May, in Haymarket, Virginia, the rain falls for 17.4 days. Throughout May, 3.11" (79mm) of precipitation is accumulated. In Haymarket, during the entire year, the rain falls for 157.5 days and collects up to 30.35" (771mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In Haymarket, the average length of the day in May is 14h and 19min.On the first day of the month, sunrise is at 6:11 am and sunset at 8:03 pm. On the last day of May, sunrise is at 5:47 am and sunset at 8:29 pm EDT.
Sunshine
In May, the average sunshine in Haymarket is 8.9h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index in Haymarket. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 6 in May translates into this advice:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Frequently asked questions
What are May temperatures in Haymarket?
What is the average humidity in May in Haymarket?
How much does it rain in Haymarket in May?
When it does not snow in Haymarket?
Does it snow in Haymarket in May?
How many hours of daylight does Haymarket have in May?
When are sunrise and sunset in May in Haymarket?
How many hours of sunshine does Haymarket have in May?
When is the highest UV index in Haymarket?
How high is the UV index in May in Haymarket?
Average temperature in May
Haymarket, VA
- Average high temperature in May: 75.4°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (40.6°F).
- Average low temperature in May: 55.2°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).
Average pressure in May
Haymarket, 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 (29.95"Hg).
Average wind speed in May
Haymarket, VA
- Average wind speed in May: 5.8mph
The windiest months (with the highest average wind speed) are March and April (7mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in May
Haymarket, VA
- Average humidity in May: 76%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (72%).
Average rainfall in May
Haymarket, VA
- Average rainfall in May: 3.11"
The wettest month (with the highest rainfall) is August (3.43").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in May
Haymarket, VA
- Average rainfall days in May: 17.4 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is November (9.3 days).
Average snowfall in May
Haymarket, VA
- Average snowfall in May: 0"
The month with the highest snowfall is January (3.7").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Haymarket, VA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (5.2 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
Haymarket, VA
- Average daylight in May: 14h and 2min
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 30min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 12min).
Average sunshine days in May
Haymarket, VA
- Average sunshine days in May: 11.7 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.7 days).
Average UV index in May
Haymarket, 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
Haymarket, VA
- Average cloud cover in May: 44
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in May
Haymarket, VA
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August and November (6mi).
The months with the lowest visibility are May, September, October and December (5mi).
Haymarket, Virginia, USA
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