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 a temperature change, with average high-temperatures moving from March's icy 42.1°F (5.6°C) to a fresh 54.3°F (12.4°C). During the month of April, the temperature falls to an average of 37.6°F (3.1°C).Humidity
April and October, with an average relative humidity of 77%, are the least humid months.Rainfall
In April, in Belleville, the rain falls for 13.6 days. Throughout April, 1.5" (38mm) of precipitation is accumulated. Throughout the year, in Belleville, there are 124.7 rainfall days, and 15.16" (385mm) of precipitation is accumulated.Snowfall
Months with snowfall in Belleville are January through May, October through December. In Belleville, in April, during 2.5 snowfall days, 0.87" (22mm) of snow is typically accumulated. Throughout the year, there are 48 snowfall days, and 10.43" (265mm) of snow is accumulated.Daylight
In Belleville, the average length of the day in April is 13h and 25min.On the first day of the month, sunrise is at 6:38 am and sunset at 7:24 pm. On the last day of April, sunrise is at 5:52 am and sunset at 7:58 pm CDT.
Sunshine
The average sunshine in April in Belleville is 7.2h.UV index
In April, the average daily maximum UV index in Belleville is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 3 during April leads to these advisories:
Make use of precautions - It is urged to ward off sun damage. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Belleville?
What is the least humid month in Belleville?
What is the average humidity in April in Belleville?
How much does it rain in Belleville in April?
How much does it snow in Belleville in April?
How many hours of daylight does Belleville have in April?
When is the sunrise / sunset in April in Belleville?
How long on average sun shines in April in Belleville?
How high is the UV index in April in Belleville?
Average temperature in April
Belleville, WI
- Average high temperature in April: 54.3°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (24.4°F).
- Average low temperature in April: 37.6°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).
Average pressure in April
Belleville, WI
- Average pressure in April: 29.95"Hg
The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Belleville, WI
- Average wind speed in April: 10.1mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in April
Belleville, WI
- Average humidity in April: 77%
The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April and October (77%).
Average rainfall in April
Belleville, WI
- Average rainfall in April: 1.5"
The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days in April
Belleville, WI
- Average rainfall days in April: 13.6 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (3.5 days).
Average snowfall in April
Belleville, WI
- Average snowfall in April: 0.87"
The months with the highest snowfall are January and February (2.52").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Belleville, WI
- Average snowfall days in April: 2.5 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
Belleville, WI
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in April: 7h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in April
Belleville, WI
- Average sunshine days in April: 13.5 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in April
Belleville, WI
- Average UV index in April: 3
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in April
Belleville, WI
- Average cloud cover in April: 51
The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are August and September (Cloud cover 34).
Average visibility in April
Belleville, WI
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, July, August and September (5mi).
Belleville, Wisconsin, USA
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