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's arrival coincides with a temperature rise, moving from April's enjoyable 65.1°F (18.4°C) to a moderately hot 75.6°F (24.2°C). During the nights in May, the temperature averages to a cool 54.1°F (12.3°C).Humidity
In Ryan, the average relative humidity in May is 78%.Rainfall
May is the month with the most rainfall. Rain falls for 19.3 days and accumulates 3.98" (101mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Ryan aggregates 0.31" (8mm) of snow. In Ryan, during the entire year, snow falls for 34.5 days and aggregates up to 12.76" (324mm) of snow.Daylight
The average length of the day in May in Ryan, West Virginia, is 14h and 17min.On the first day of the month, sunrise is at 6:27 am and sunset at 8:18 pm. On the last day of May, sunrise is at 6:03 am and sunset at 8:44 pm EDT.
Sunshine
In May, the average sunshine in Ryan is 8.9h.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 threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In May, a regular UV index of 6 translates into these guidelines:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
What is the average humidity in May?
What is the rainiest month?
How many days does it rain in May?
What is the last month it snows in Ryan?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How long on average sun shines in May?
What are the months with the highest UV index?
What is the UV index intensity in May?
Average temperature in May
Ryan, WV
- Average high temperature in May: 75.6°F
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in May: 54.1°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure in May
Ryan, WV
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in May
Ryan, WV
- Average wind speed in May: 5.5mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in May
Ryan, WV
- Average humidity in May: 78%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is August (75%).
Average rainfall in May
Ryan, WV
- Average rainfall in May: 3.98"
The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in May
Ryan, 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 November (10.6 days).
Average snowfall in May
Ryan, WV
- Average snowfall in May: 0.31"
The month with the highest snowfall is January (3.46").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Ryan, WV
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Ryan, WV
- 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: 8h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in May
Ryan, WV
- Average sunshine days in May: 10.2 days
The month with the most sunshine days is October (17.9 days).
The months with the least sunshine days are February and May (10.2 days).
Average UV index in May
Ryan, 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 and December (UV index 2).
Average cloud cover in May
Ryan, WV
- Average cloud cover in May: 45
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in May
Ryan, WV
- Average visibility in May: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Ryan, West Virginia, USA
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