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
Casco's transition into April sees a rise in the average high-temperature, advancing from a cold 37°F (2.8°C) in March to a chilly 46.9°F (8.3°C). The temperature lowers to an average of 35.6°F (2°C) during April nights.Humidity
The months with the lowest humidity are April and May, with an average relative humidity of 76%.Rainfall
In April, the rain falls for 14.3 days. Throughout April, 2.76" (70mm) of precipitation is accumulated. Throughout the year, in Casco, Wisconsin, there are 132.6 rainfall days, and 25.55" (649mm) of precipitation is accumulated.Snowfall
Months with snowfall in Casco are January through May, October through December. In Casco, in April, snow falls for 3.4 days, with typically accumulated 2.09" (53mm) of snow. Throughout the year, in Casco, there are 59.4 snowfall days, and 18.94" (481mm) of snow is accumulated.Daylight
In Casco, the average length of the day in April is 13h and 31min.On the first day of the month, sunrise is at 6:29 am and sunset at 7:18 pm. On the last day of April, in Casco, sunrise is at 5:40 am and sunset at 7:54 pm CDT.
Sunshine
In Casco, the average sunshine in April is 7.2h.UV index
The average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 3 during April translates into these guidelines:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Frequently asked questions
What are the temperatures in Casco in April?
What are the least humid months in Casco?
What is the average humidity in April in Casco?
How much does it rain in Casco in April?
How many days does it snow in April in Casco?
How many hours of daylight does Casco have in April?
When are sunrise and sunset in April in Casco?
How many hours of sunshine does Casco have in April?
What is the UV index reading in April in Casco?
Average temperature in April
Casco, WI
- Average high temperature in April: 46.9°F
The warmest month (with the highest average high temperature) is July (76.1°F).
The month with the lowest average high temperature is January (25°F).
- Average low temperature in April: 35.6°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 (16.5°F).
Average pressure in April
Casco, WI
- Average pressure in April: 29.97"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Casco, WI
- Average wind speed in April: 11.2mph
The windiest month (with the highest average wind speed) is January (12.4mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).
Average humidity in April
Casco, WI
- Average humidity in April: 76%
The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are April and May (76%).
Average rainfall in April
Casco, WI
- Average rainfall in April: 2.76"
The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is February (1.38").
Average rainfall days in April
Casco, WI
- Average rainfall days in April: 14.3 days
The month with the highest number of rainy days is May (15.3 days).
The months with the least rainy days are January and February (4.2 days).
Average snowfall in April
Casco, WI
- Average snowfall in April: 2.09"
The month with the highest snowfall is February (4.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Casco, WI
- Average snowfall days in April: 3.4 days
The month with the highest number of snowfall days is January (14.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Casco, WI
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in April: 7h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 3h and 12min).
Average sunshine days in April
Casco, WI
- Average sunshine days in April: 11.4 days
The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is February (11 days).
Average UV index in April
Casco, 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 and December (UV index 1).
Average cloud cover in April
Casco, WI
- Average cloud cover in April: 52
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in April
Casco, WI
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Casco, Wisconsin, USA
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