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
The shift from April to May sees an increase in the average high-temperature, transitioning from a mild 59.9°F (15.5°C) to a pleasant 72°F (22.2°C). Chester observes an average low-temperature of 50.5°F (10.3°C) during May nights.Humidity
In Chester, West Virginia, the average relative humidity in May is 78%.Rainfall
The wettest months are April and May, with an average 2.24" (57mm) of rainfall.Snowfall
January through May, October through December are months with snowfall in Chester. May is the last month it regularly snows in Chester, West Virginia. During 0.1 snowfall days, in May, Chester aggregates 0.04" (1mm) of snow. Throughout the year, there are 54.4 snowfall days, and 13.39" (340mm) of snow is accumulated.Daylight
The average length of the day in May is 14h and 28min.On the first day of May, sunrise is at 6:19 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 8:46 pm EDT.
Sunshine
In Chester, the average sunshine in May is 8.7h.UV index
In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: An average maximum UV index of 5 in May leads to these recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May in Chester?
What is the average humidity in May in Chester?
What is the wettest month in Chester?
How many days does it rain in May in Chester?
What is the last month it snows in Chester?
How many hours of daylight does Chester have in May?
What time are sunrise and sunset in May in Chester?
How long on average sun shines in May in Chester?
What is the UV index reading in May in Chester?
Average temperature in May
Chester, WV
- Average high temperature in May: 72°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in May: 50.5°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in May
Chester, WV
- Average pressure in May: 29.99"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Chester, WV
- Average wind speed in May: 6.1mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in May
Chester, WV
- Average humidity in May: 78%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in May
Chester, WV
- Average rainfall in May: 2.24"
The wettest months (with the highest rainfall) are April and May (2.24").
The driest month (with the least rainfall) is November (1.54").
Average rainfall days in May
Chester, WV
- Average rainfall days in May: 18 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in May
Chester, WV
- Average snowfall in May: 0.04"
The month with the highest snowfall is January (3.39").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Chester, WV
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Chester, WV
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in May
Chester, WV
- Average sunshine days in May: 10.2 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is February (9.5 days).
Average UV index in May
Chester, WV
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Chester, WV
- Average cloud cover in May: 45
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in May
Chester, 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 and February (4mi).
Chester, West Virginia, USA
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