May weather forecastHiorra, WV
May
Weather in May
May, the last month of the spring in Hiorra, is an agreeable month, with an average temperature fluctuating between 49.8°F (9.9°C) and 69.3°F (20.7°C).Temperature
The beginning of May marks a shift in the average high-temperature, moving from April's refreshing 58.3°F (14.6°C) to a pleasant 69.3°F (20.7°C). Hiorra's temperature tends to fall to an average low of 49.8°F (9.9°C) during the nights of May.Humidity
In Hiorra, the average relative humidity in May is 81%.Rainfall
The month with the most rainfall is May, when the rain falls for 21.6 days and typically aggregates up to 4.09" (104mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.3 snowfall days, in May, Hiorra aggregates 0.71" (18mm) of snow. Throughout the year, there are 71.1 snowfall days, and 43.5" (1105mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 22min.On the first day of the month, sunrise is at 6:19 am and sunset at 8:13 pm. On the last day of May, in Hiorra, sunrise is at 5:54 am and sunset at 8:39 pm EDT.
Sunshine
In May, the average sunshine in Hiorra is 8.4h.UV index
May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 5 in May converts into the following recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Always opt for UVA and UVB-resistant sunglasses on radiant days. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Hiorra, WV
- Average high temperature in May: 69.3°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (33.6°F).
- Average low temperature in May: 49.8°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in May
Hiorra, WV
- Average pressure in May: 30"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
Hiorra, WV
- Average wind speed in May: 6.3mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in May
Hiorra, WV
- Average humidity in May: 81%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are June, July, August and November (79%).
Average rainfall in May
Hiorra, WV
- Average rainfall in May: 4.09"
The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is September (2.2").
Average rainfall days in May
Hiorra, WV
- Average rainfall days in May: 21.6 days
The month with the highest number of rainy days is May (21.6 days).
The month with the least rainy days is February (10.8 days).
Average snowfall in May
Hiorra, WV
- Average snowfall in May: 0.71"
The month with the highest snowfall is February (9.37").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Hiorra, WV
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (18.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Hiorra, WV
- Average daylight in May: 14h and 24min
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 24min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in May
Hiorra, WV
- Average sunshine days in May: 7.5 days
The month with the most sunshine days is October (12.1 days).
The month with the least sunshine days is January (6 days).
Average UV index in May
Hiorra, WV
- Average UV index in May: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in May
Hiorra, WV
- Average cloud cover in May: 49
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in May
Hiorra, WV
- Average visibility in May: 5mi
The months with the highest visibility are April, May, June, July, August, October and November (5mi).
The months with the lowest visibility are January, February, March, September and December (4mi).





