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
April brings an increase in the average high-temperature, progressing from a cold 41°F (5°C) in March to a cool 53.2°F (11.8°C). The low-temperature in Viola averages to a cold 35.8°F (2.1°C) during the nights of April.Humidity
With an average relative humidity of 77%, April is the least humid month.Rainfall
In Viola, during April, the rain falls for 13.5 days and regularly aggregates up to 2.95" (75mm) of precipitation. In Viola, during the entire year, the rain falls for 130.6 days and collects up to 28.58" (726mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Viola, in April, snow falls for 3.5 days, with typically accumulated 1.97" (50mm) of snow. In Viola, during the entire year, snow falls for 54.2 days and aggregates up to 24.65" (626mm) of snow.Daylight
In Viola, the average length of the day in April is 13h and 28min.On the first day of April, sunrise is at 6:42 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 8:04 pm CDT.
Sunshine
The average sunshine in April is 7h.UV index
In Viola, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In April, the maximum UV index of 3 translates into these guidelines:
Exercise prevention - Protecting skin and eyes from harm is required. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. On your guard! Snow's reflection can almost 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 average April temperature in Viola?
What is the least humid month?
What is the average humidity in April?
How much does it rain in April?
How many days does it snow in April?
How many hours of daylight does Viola have in April?
When is the sunrise / sunset in April?
How many hours of sunshine does Viola have in April?
How high is the UV index in April?
Average temperature in April
Viola, WI
- Average high temperature in April: 53.2°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (22.1°F).
- Average low temperature in April: 35.8°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (9.3°F).
Average pressure in April
Viola, WI
- Average pressure in April: 29.95"Hg
The months with the highest atmospheric pressure are January and February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in April
Viola, WI
- Average wind speed in April: 9.3mph
The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in April
Viola, WI
- Average humidity in April: 77%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (77%).
Average rainfall in April
Viola, WI
- Average rainfall in April: 2.95"
The wettest month (with the highest rainfall) is June (4.8").
The driest month (with the least rainfall) is January (1.1").
Average rainfall days in April
Viola, WI
- Average rainfall days in April: 13.5 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (3.1 days).
Average snowfall in April
Viola, WI
- Average snowfall in April: 1.97"
The month with the highest snowfall is February (6.38").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Viola, WI
- Average snowfall days in April: 3.5 days
The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Viola, WI
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in April: 7h and 0min
The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in April
Viola, WI
- Average sunshine days in April: 12.3 days
The month with the most sunshine days is December (17.4 days).
The month with the least sunshine days is June (9.8 days).
Average UV index in April
Viola, WI
- Average UV index in April: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in April
Viola, WI
- Average cloud cover in April: 53
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in April
Viola, WI
- Average visibility in April: 6mi
The months with the highest visibility are April, May, October and November (6mi).
The month with the lowest visibility is January (4mi).
Viola, Wisconsin, USA
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