May weather forecastMarnie, WV
May
Weather in May
The last month of the spring, May, is a warm month in Marnie, West Virginia, with an average temperature fluctuating between 74.8°F (23.8°C) and 54.1°F (12.3°C).Temperature
With the beginning of May, Marnie's average high-temperature sees an increase, transitioning from an enjoyable 64.9°F (18.3°C) in April to a warm 74.8°F (23.8°C). Throughout the month of May, Marnie witnesses an average low-temperature of 54.1°F (12.3°C).Humidity
In May, the average relative humidity is 78%.Rainfall
May is the month with the most rainfall in Marnie. Rain falls for 20.6 days and accumulates 3.74" (95mm) of precipitation.Snowfall
In Marnie, snow does not fall in May through September.Daylight
In May, the average length of the day is 14h and 14min.On the first day of May, sunrise is at 6:29 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:43 pm EDT.
Sunshine
In May, the average sunshine is 9h.UV index
The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: In May, a daily maximum UV index of 5 leads to the following instructions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Marnie, WV
- Average high temperature in May: 74.8°F
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in May: 54.1°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).
Average pressure in May
Marnie, WV
- Average pressure in May: 30.02"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in May
Marnie, WV
- Average wind speed in May: 5.6mph
The windiest months (with the highest average wind speed) are January and February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in May
Marnie, WV
- Average humidity in May: 78%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are June, July, August and November (76%).
Average rainfall in May
Marnie, WV
- Average rainfall in May: 3.74"
The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in May
Marnie, WV
- Average rainfall days in May: 20.6 days
The month with the highest number of rainy days is May (20.6 days).
The month with the least rainy days is November (10.9 days).
Average snowfall in May
Marnie, WV
- Average snowfall in May: 0"
The months with the highest snowfall are January and February (5.12").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Marnie, WV
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Marnie, WV
- Average daylight in May: 14h and 12min
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 36min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in May
Marnie, WV
- Average sunshine days in May: 9.3 days
The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is February (8.7 days).
Average UV index in May
Marnie, WV
- Average UV index in May: 5
The months with the highest UV index are 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
Marnie, WV
- Average cloud cover in May: 44
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in May
Marnie, 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).





