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 transition to April introduces an increase in the average high-temperature, shifting from an icy 42.4°F (5.8°C) in March to a cool 54.1°F (12.3°C). During the nights in April, an average low-temperature of 37.9°F (3.3°C) is observed.Humidity
April and October, with an average relative humidity of 77%, are the least humid months.Rainfall
In Delavan, during April, the rain falls for 13.7 days and regularly aggregates up to 2.2" (56mm) of precipitation. Throughout the year, there are 132.3 rainfall days, and 18.7" (475mm) of precipitation is accumulated.Snowfall
Months with snowfall in Delavan, Wisconsin, are January through April, October through December. April is the last month it regularly snows. During 2.2 snowfall days, in April, Delavan aggregates 1.1" (28mm) of snow. Throughout the year, in Delavan, there are 47.5 snowfall days, and 11.81" (300mm) of snow is accumulated.Daylight
In Delavan, the average length of the day in April is 13h and 25min.On the first day of the month, sunrise is at 6:35 am and sunset at 7:21 pm. On the last day of April, in Delavan, sunrise is at 5:49 am and sunset at 7:54 pm CDT.
Sunshine
The average sunshine in April is 7.3h.UV index
The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 3 in April leads to these recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Frequently asked questions
What are the temperatures in Delavan in April?
What is the least humid month in Delavan?
What is the average humidity in April in Delavan?
How much does it rain in Delavan in April?
What is the last month it snows in Delavan?
What is the average length of the day in April in Delavan?
When is the sunrise / sunset in April in Delavan?
How long on average sun shines in April in Delavan?
What is the UV index intensity in April in Delavan?
Average temperature in April
Delavan, WI
- Average high temperature in April: 54.1°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (24.8°F).
- Average low temperature in April: 37.9°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).
Average pressure in April
Delavan, WI
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Delavan, WI
- Average wind speed in April: 9.9mph
The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in April
Delavan, WI
- Average humidity in April: 77%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (77%).
Average rainfall in April
Delavan, WI
- Average rainfall in April: 2.2"
The wettest month (with the highest rainfall) is July (2.56").
The driest months (with the least rainfall) are January and December (0.79").
Average rainfall days in April
Delavan, WI
- Average rainfall days in April: 13.7 days
The month with the highest number of rainy days is July (17.4 days).
The months with the least rainy days are January and February (3.8 days).
Average snowfall in April
Delavan, WI
- Average snowfall in April: 1.1"
The month with the highest snowfall is January (3.35").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Delavan, WI
- Average snowfall days in April: 2.2 days
The month with the highest number of snowfall days is January (13.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Delavan, 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 2min
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 30min).
Average sunshine days in April
Delavan, WI
- Average sunshine days in April: 13.1 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in April
Delavan, WI
- Average UV index in April: 3
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 and December (UV index 1).
Average cloud cover in April
Delavan, WI
- Average cloud cover in April: 51
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July, August and September (Cloud cover 35).
Average visibility in April
Delavan, WI
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Delavan, Wisconsin, USA
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