April weather forecastUnion, WV
April
Weather in April
April is a refreshing spring month in Union, West Virginia, with an average temperature ranging between min 41.4°F (5.2°C) and max 60.6°F (15.9°C).Temperature
The arrival of April brings an increase in high-temperatures, moving from a chilly 48.6°F (9.2°C) in March to a mild 60.6°F (15.9°C). Nighttime temperatures in April average to a wintry 41.4°F (5.2°C).Humidity
In Union, the average relative humidity in April is 79%.Rainfall
In Union, West Virginia, in April, it is raining for 17.5 days, with typically 3.27" (83mm) of accumulated precipitation. Throughout the year, in Union, West Virginia, there are 183.6 rainfall days, and 31.61" (803mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In April, in Union, it is snowing for 1.8 days. Throughout April, 0.79" (20mm) of snow is accumulated. Throughout the year, there are 44.3 snowfall days, and 20.67" (525mm) of snow is accumulated.Daylight
In Union, the average length of the day in April is 13h and 11min.On the first day of April in Union, sunrise is at 7:06 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 8:11 pm EDT.
Sunshine
In April, the average sunshine is 8.1h.UV index
In April, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high daily UV index of 4 during April translates into the following directions:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Union, WV
- Average high temperature in April: 60.6°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (36.3°F).
- Average low temperature in April: 41.4°F
The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).
Average pressure in April
Union, WV
- Average pressure in April: 30"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 April
Union, WV
- Average wind speed in April: 7mph
The windiest months (with the highest average wind speed) are January and February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in April
Union, WV
- Average humidity in April: 79%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is June (78%).
Average rainfall in April
Union, WV
- Average rainfall in April: 3.27"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in April
Union, WV
- Average rainfall days in April: 17.5 days
The month with the highest number of rainy days is May (22.2 days).
The month with the least rainy days is November (10.2 days).
Average snowfall in April
Union, WV
- Average snowfall in April: 0.79"
The month with the highest snowfall is February (5.43").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Union, WV
- Average snowfall days in April: 1.8 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 April /
Average sunshine in April
Union, WV
- Average daylight in April: 13h and 12min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 8h and 6min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in April
Union, WV
- Average sunshine days in April: 10.3 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (7.7 days).
Average UV index in April
Union, WV
- Average UV index in April: 4
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, November and December (UV index 2).
Average cloud cover in April
Union, WV
- Average cloud cover in April: 48
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in April
Union, WV
- Average visibility in April: 5mi
The months with the highest visibility are March, April, June, July, November and December (5mi).
The months with the lowest visibility are January, February, May, August, September and October (4mi).





