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
May marks a rise in the average high-temperature, moving from April's refreshing 63.3°F (17.4°C) to an agreeable 73°F (22.8°C). Shepherdstown, in May, witnesses an average low-temperature of 52.3°F (11.3°C).Humidity
The months with the highest humidity are May, October and December, with an average relative humidity of 78%.Rainfall
The months with the most rainfall in Shepherdstown are May and July, with an average 3.54" (90mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Shepherdstown aggregates 0.12" (3mm) of snow. Throughout the year, there are 22.7 snowfall days, and 14.21" (361mm) of snow is accumulated.Daylight
The average length of the day in May in Shepherdstown is 14h and 22min.On the first day of the month, sunrise is at 6:11 am and sunset at 8:05 pm. On the last day of May, sunrise is at 5:46 am and sunset at 8:31 pm EDT.
Sunshine
In May, the average sunshine in Shepherdstown is 8.7h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index in Shepherdstown. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index, 6 during May, leads to the following recommendations:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. 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. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Frequently asked questions
What is the average May temperature in Shepherdstown?
What is the most humid month in Shepherdstown?
What is the average humidity in May in Shepherdstown?
What is the rainiest month in Shepherdstown?
How many days does it rain in May in Shepherdstown?
What is the last month it snows in Shepherdstown?
What is the average length of the day in May in Shepherdstown?
When is the sunrise / sunset in May in Shepherdstown?
How long on average sun shines in May in Shepherdstown?
When is the highest UV index in Shepherdstown?
How high is the UV index in May in Shepherdstown?
Average temperature in May
Shepherdstown, WV
- Average high temperature in May: 73°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in May: 52.3°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in May
Shepherdstown, WV
- 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
Shepherdstown, WV
- Average wind speed in May: 5.7mph
The windiest months (with the highest average wind speed) are January, February, March and April (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in May
Shepherdstown, WV
- Average humidity in May: 78%
The months with the highest relative humidity are May, October and December (78%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall in May
Shepherdstown, WV
- Average rainfall in May: 3.54"
The wettest months (with the highest rainfall) are May and July (3.54").
The driest month (with the least rainfall) is January (2.13").
Average rainfall days in May
Shepherdstown, WV
- Average rainfall days in May: 19.3 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in May
Shepherdstown, WV
- Average snowfall in May: 0.12"
The month with the highest snowfall is January (3.86").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in May
Shepherdstown, WV
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Shepherdstown, WV
- Average daylight in May: 14h and 2min
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 24min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in May
Shepherdstown, WV
- Average sunshine days in May: 9.9 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is May (9.9 days).
Average UV index in May
Shepherdstown, WV
- 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
Shepherdstown, WV
- Average cloud cover in May: 45
The months with the most cloud cover are March and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in May
Shepherdstown, WV
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, November and December (6mi).
The months with the lowest visibility are May, September and October (5mi).
Shepherdstown, West Virginia, USA
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