May weather forecastWilliamsburg, OH
May
Weather in May
May, the last month of the spring in Williamsburg, is an agreeable month, with an average temperature ranging between max 73°F (22.8°C) and min 55.2°F (12.9°C).Temperature
May brings a temperature increase, with average high-temperatures moving from April's enjoyable 63.1°F (17.3°C) to an agreeable 73°F (22.8°C). Williamsburg cools down to an average low-temperature of 55.2°F (12.9°C) throughout the month of May.Humidity
The average relative humidity in May is 80%.Rainfall
May is the month with the most rainfall in Williamsburg, Ohio. Rain falls for 15.8 days and accumulates 1.97" (50mm) of precipitation.Snowfall
May through September are months without snowfall in Williamsburg.Daylight
The average length of the day in May in Williamsburg is 14h and 20min.On the first day of the month, sunrise is at 6:36 am and sunset at 8:29 pm. On the last day of May, in Williamsburg, sunrise is at 6:12 am and sunset at 8:55 pm EDT.
Sunshine
The average sunshine in May in Williamsburg is 8.7h.UV index
The months with the highest UV index in Williamsburg, Ohio, are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 6 in May translates into this advice:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Williamsburg, OH
- Average high temperature in May: 73°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (35.8°F).
- Average low temperature in May: 55.2°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in May
Williamsburg, OH
- Average pressure in May: 29.98"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Williamsburg, OH
- Average wind speed in May: 7.1mph
The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in May
Williamsburg, OH
- Average humidity in May: 80%
The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is October (75%).
Average rainfall in May
Williamsburg, OH
- Average rainfall in May: 1.97"
The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is September (0.91").
Average rainfall days in May
Williamsburg, OH
- Average rainfall days in May: 15.8 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in May
Williamsburg, OH
- Average snowfall in May: 0"
The month with the highest snowfall is March (1.61").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Williamsburg, OH
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Williamsburg, OH
- Average daylight in May: 14h and 18min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in May: 8h and 42min
The months with the most sunshine are June, July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in May
Williamsburg, OH
- Average sunshine days in May: 12.8 days
The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is May (12.8 days).
Average UV index in May
Williamsburg, OH
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Williamsburg, OH
- Average cloud cover in May: 42
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in May
Williamsburg, OH
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are May and July (5mi).
