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
With the onset of May, the average high-temperature slightly shifts from April's comfortable 63.1°F (17.3°C) to a pleasant 73°F (22.8°C). In Rileyville, the average low-temperature during the month of May is a cool 52.2°F (11.2°C).Humidity
In May, the average relative humidity is 77%.Rainfall
The month with the most rainfall in Rileyville is May, when the rain falls for 17.3 days and typically aggregates up to 2.64" (67mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows in Rileyville. During 0.2 snowfall days, in May, Rileyville aggregates 0.04" (1mm) of snow. In Rileyville, during the entire year, snow falls for 17.4 days and aggregates up to 9.72" (247mm) of snow.Daylight
In May, the average length of the day is 14h and 18min.On the first day of May, sunrise is at 6:14 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:32 pm EDT.
Sunshine
In Rileyville, Virginia, the average sunshine in May is 9h.UV index
The months with the highest UV index in Rileyville 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 average person.Note: A maximum high daily UV index of 6 during May translates into the following directions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the usual temperature for Rileyville in May?
What is the average humidity in May in Rileyville?
What is the rainiest month in Rileyville?
How much does it rain in Rileyville in May?
What is the last month it snows in Rileyville?
How many hours of daylight does Rileyville have in May?
When are sunrise and sunset in May in Rileyville?
How long on average sun shines in May in Rileyville?
When is the highest UV index in Rileyville?
What is the UV index intensity in May in Rileyville?
Average temperature in May
Rileyville, VA
- Average high temperature in May: 73°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in May: 52.2°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure in May
Rileyville, 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
Rileyville, VA
- Average wind speed in May: 5.5mph
The windiest months (with the highest average wind speed) are February and March (6.7mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in May
Rileyville, VA
- Average humidity in May: 77%
The month with the highest relative humidity is October (79%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall in May
Rileyville, VA
- Average rainfall in May: 2.64"
The wettest month (with the highest rainfall) is May (2.64").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days in May
Rileyville, VA
- Average rainfall days in May: 17.3 days
The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in May
Rileyville, VA
- Average snowfall in May: 0.04"
The month with the highest snowfall is March (2.56").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Rileyville, VA
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Rileyville, 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: 9h and 0min
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 6min).
Average sunshine days in May
Rileyville, VA
- Average sunshine days in May: 11.7 days
The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is August (11.4 days).
Average UV index in May
Rileyville, 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
Rileyville, VA
- Average cloud cover in May: 43
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in May
Rileyville, VA
- Average visibility in May: 5mi
The months with the highest visibility are January, February, April, June, July, August and November (6mi).
The months with the lowest visibility are March, May, September, October and December (5mi).
Rileyville, Virginia, USA
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