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
A rise in the average high-temperature is observed during May, moving from a comfortable 67.8°F (19.9°C) in April to a moderately hot 77°F (25°C). Throughout May, King William witnesses a nighttime temperature average of 57.4°F (14.1°C).Humidity
In May, the average relative humidity is 76%.Rainfall
In May, in King William, Virginia, the rain falls for 17.4 days. Throughout May, 2.72" (69mm) of precipitation is accumulated. In King William, during the entire year, the rain falls for 157.7 days and collects up to 30.71" (780mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In King William, Virginia, the average length of the day in May is 14h and 13min.On the first day of May in King William, Virginia, sunrise is at 6:11 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 8:23 pm EDT.
Sunshine
The average sunshine in May in King William is 9.3h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.Note: In May, a regular UV index of 6 translates into these guidelines:
Deter overexposure. Protecting against the sun's effects is essential. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Frequently asked questions
What is the usual temperature for King William in May?
What is the average humidity in May in King William?
How much does it rain in King William in May?
When it does not snow in King William?
Does it snow in King William in May?
How many hours of daylight does King William have in May?
What time are sunrise and sunset in May in King William?
How many hours of sunshine does King William have in May?
What are the months with the highest UV index in King William?
How high is the UV index in May in King William?
Average temperature in May
King William, VA
- Average high temperature in May: 77°F
The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (44.2°F).
- Average low temperature in May: 57.4°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (29.3°F).
Average pressure in May
King William, VA
- Average pressure in May: 30.02"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
King William, VA
- Average wind speed in May: 6.3mph
The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in May
King William, VA
- Average humidity in May: 76%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is July (71%).
Average rainfall in May
King William, VA
- Average rainfall in May: 2.72"
The wettest month (with the highest rainfall) is August (2.99").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in May
King William, 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 January (9.8 days).
Average snowfall in May
King William, VA
- Average snowfall in May: 0"
The month with the highest snowfall is January (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
King William, VA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (3.9 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
King William, VA
- Average daylight in May: 14h and 1min
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 36min).
- Average sunshine in May: 9h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 5h and 18min).
Average sunshine days in May
King William, VA
- Average sunshine days in May: 11.8 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in May
King William, 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 and December (UV index 2).
Average cloud cover in May
King William, VA
- Average cloud cover in May: 42
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in May
King William, VA
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are May and December (5mi).
King William, Virginia, USA
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