Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
The shift from March to April is marked by an increase in the average high-temperature, moving from a frosty 49.3°F (9.6°C) to a comfortable 61.7°F (16.5°C). April nights cool down to an average low-temperature of 42.3°F (5.7°C).Humidity
In Alliance, West Virginia, the average relative humidity in April is 78%.Rainfall
In Alliance, West Virginia, during April, the rain falls for 18 days and regularly aggregates up to 3.78" (96mm) of precipitation. Throughout the year, there are 188.6 rainfall days, and 39.17" (995mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Alliance. In April, it is snowing for 2.2 days. Throughout April, 0.87" (22mm) of snow is accumulated. In Alliance, during the entire year, snow falls for 52.1 days and aggregates up to 24.21" (615mm) of snow.Daylight
In April, the average length of the day is 13h and 16min.On the first day of the month, sunrise is at 7:04 am and sunset at 7:46 pm. On the last day of April, sunrise is at 6:23 am and sunset at 8:14 pm EDT.
Sunshine
In April, the average sunshine is 7.6h.UV index
In April, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The average daily UV index of 4 in April transforms into the following instructions:
Undertake protective steps - Preventing sun damage is advised. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Alliance in April?
What is the average humidity in April?
How many days does it rain in April in Alliance?
How many days does it snow in April?
How many hours of daylight does Alliance have in April?
When are sunrise and sunset in April?
How long on average sun shines in April?
What is the UV index reading in April?
Average temperature in April
Alliance, WV
- Average high temperature in April: 61.7°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 (35.8°F).
- Average low temperature in April: 42.3°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure in April
Alliance, WV
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in April
Alliance, WV
- Average wind speed in April: 6.5mph
The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in April
Alliance, WV
- Average humidity in April: 78%
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (77%).
Average rainfall in April
Alliance, WV
- Average rainfall in April: 3.78"
The wettest month (with the highest rainfall) is May (4.53").
The driest month (with the least rainfall) is November (2.24").
Average rainfall days in April
Alliance, WV
- Average rainfall days in April: 18 days
The month with the highest number of rainy days is May (21.3 days).
The month with the least rainy days is January (10.8 days).
Average snowfall in April
Alliance, WV
- Average snowfall in April: 0.87"
The month with the highest snowfall is February (6.18").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Alliance, WV
- Average snowfall days in April: 2.2 days
The month with the highest number of snowfall days is January (15 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Alliance, WV
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in April: 7h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in April
Alliance, WV
- Average sunshine days in April: 9.8 days
The month with the most sunshine days is November (15.4 days).
The month with the least sunshine days is May (7.8 days).
Average UV index in April
Alliance, WV
- Average UV index in April: 4
The months with the highest UV index are May and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Alliance, WV
- Average cloud cover in April: 49
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in April
Alliance, WV
- Average visibility in April: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Alliance, West Virginia, USA
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