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
Thornwood's transition into May is marked by a temperature shift, moving from a mild 55.8°F (13.2°C) in April to a still refreshing 65.1°F (18.4°C). May generally records an average low-temperature of 46.9°F (8.3°C).Humidity
In Thornwood, the average relative humidity in May is 83%.Rainfall
The month with the most rainfall is May, when the rain falls for 20.1 days and typically aggregates up to 2.72" (69mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 1.3 snowfall days, in May, Thornwood aggregates 1.46" (37mm) of snow. Throughout the year, in Thornwood, West Virginia, there are 80.8 snowfall days, and 36.5" (927mm) of snow is accumulated.Daylight
The average length of the day in May is 14h and 17min.On the first day of the month, sunrise is at 6:20 am and sunset at 8:11 pm. On the last day of May, in Thornwood, sunrise is at 5:56 am and sunset at 8:37 pm EDT.
Sunshine
In Thornwood, the average sunshine in May is 7.7h.UV index
In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: The daily maximum UV index of 4 in May interprets into the following advice:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Thornwood in May?
What is the average humidity in May?
What is the wettest month?
How much does it rain in Thornwood in May?
What is the last month it snows?
How many hours of daylight does Thornwood have in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
What is the UV index reading in May?
Average temperature in May
Thornwood, WV
- Average high temperature in May: 65.1°F
The warmest month (with the highest average high temperature) is July (75.9°F).
The month with the lowest average high temperature is January (31.6°F).
- Average low temperature in May: 46.9°F
The month with the highest average low temperature is July (55.8°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in May
Thornwood, WV
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in May
Thornwood, WV
- Average wind speed in May: 6.2mph
The windiest month (with the highest average wind speed) is February (8.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in May
Thornwood, WV
- Average humidity in May: 83%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is June (80%).
Average rainfall in May
Thornwood, WV
- Average rainfall in May: 2.72"
The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is November (1.3").
Average rainfall days in May
Thornwood, WV
- Average rainfall days in May: 20.1 days
The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is February (6.7 days).
Average snowfall in May
Thornwood, WV
- Average snowfall in May: 1.46"
The month with the highest snowfall is January (7.64").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Thornwood, WV
- Average snowfall days in May: 1.3 days
The month with the highest number of snowfall days is January (18.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Thornwood, 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: 7h and 4min
The month with the most sunshine is June (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in May
Thornwood, WV
- Average sunshine days in May: 7.7 days
The month with the most sunshine days is October (14.6 days).
The month with the least sunshine days is May (7.7 days).
Average UV index in May
Thornwood, WV
- Average UV index in May: 4
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Thornwood, WV
- Average cloud cover in May: 56
The month with the most cloud cover is January (Cloud cover 68).
The months with the least cloud cover are June, July and August (Cloud cover 47).
Average visibility in May
Thornwood, WV
- Average visibility in May: 4mi
The months with the highest visibility are April and November (5mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (4mi).
Thornwood, West Virginia, USA
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