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
Unionville's transition into May is marked by a temperature shift, moving from a comfortable 66°F (18.9°C) in April to a moderately hot 75.6°F (24.2°C). In Unionville, an average low-temperature of 55°F (12.8°C) is recorded during May nights.Humidity
In May, the average relative humidity is 76%.Rainfall
In May, in Unionville, the rain falls for 17.1 days. Throughout May, 2.91" (74mm) of precipitation is accumulated. Throughout the year, in Unionville, there are 158.3 rainfall days, and 28.5" (724mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall in Unionville.Daylight
In May, the average length of the day in Unionville is 14h and 16min.On the first day of the month, sunrise is at 6:14 am and sunset at 8:03 pm. On the last day of May, in Unionville, Virginia, sunrise is at 5:50 am and sunset at 8:29 pm EDT.
Sunshine
In May, the average sunshine in Unionville 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 reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: A typical high UV index of 6 in May suggests the following recommendations:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Frequently asked questions
What is the average May temperature in Unionville?
What is the average humidity in May in Unionville?
How many days does it rain in May in Unionville?
When it does not snow in Unionville?
Does it snow in Unionville in May?
What is the average length of the day in May in Unionville?
When are sunrise and sunset in May in Unionville?
How many hours of sunshine does Unionville have in May?
What is the month with the highest UV index in Unionville?
What is the UV index reading in May in Unionville?
Average temperature in May
Unionville, VA
- Average high temperature in May: 75.6°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 (41.5°F).
- Average low temperature in May: 55°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).
Average pressure in May
Unionville, 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
Unionville, VA
- Average wind speed in May: 5.7mph
The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in May
Unionville, 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 (71%).
Average rainfall in May
Unionville, VA
- Average rainfall in May: 2.91"
The wettest month (with the highest rainfall) is April (2.95").
The driest months (with the least rainfall) are January and September (1.85").
Average rainfall days in May
Unionville, 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 (9.1 days).
Average snowfall in May
Unionville, VA
- Average snowfall in May: 0"
The month with the highest snowfall is January (2.99").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Unionville, VA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (4.9 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
Unionville, 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 36min).
- Average sunshine in May: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in May
Unionville, VA
- Average sunshine days in May: 11.7 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (11.7 days).
Average UV index in May
Unionville, 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
Unionville, VA
- Average cloud cover in May: 42
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in May
Unionville, VA
- Average visibility in May: 5mi
The months with the highest visibility are February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are January, May and September (5mi).
Unionville, Virginia, USA
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