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's onset is marked by a temperature increase, moving from a cold 40.6°F (4.8°C) in March to a fresh 51.4°F (10.8°C). An average low-temperature of 37.6°F (3.1°C) marks the month of April in Waukesha.Humidity
April, October and November, with an average relative humidity of 77%, are the least humid months.Rainfall
In Waukesha, in April, during 11.6 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. Throughout the year, there are 114.5 rainfall days, and 12.2" (310mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows. During 2.3 snowfall days, in April, Waukesha aggregates 0.39" (10mm) of snow. In Waukesha, Wisconsin, during the entire year, snow falls for 43.1 days and aggregates up to 5.35" (136mm) of snow.Daylight
In Waukesha, the average length of the day in April is 13h and 26min.On the first day of the month, sunrise is at 6:33 am and sunset at 7:19 pm. On the last day of April, sunrise is at 5:46 am and sunset at 7:53 pm CDT.
Sunshine
In Waukesha, the average sunshine in April is 7.3h.UV index
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: The daily high UV index of 3 in April translates into this advice:
Undertake precautions - It is suggested to shield oneself from sunburn. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
What is the temperature in April in Waukesha?
What are the least humid months in Waukesha?
What is the average humidity in April in Waukesha?
How much does it rain in Waukesha in April?
What is the last month it snows in Waukesha?
What is the average length of the day in April in Waukesha?
When are sunrise and sunset in April in Waukesha?
How many hours of sunshine does Waukesha have in April?
What is the UV index reading in April in Waukesha?
Average temperature in April
Waukesha, WI
- Average high temperature in April: 51.4°F
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (25°F).
- Average low temperature in April: 37.6°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (14°F).
Average pressure in April
Waukesha, WI
- Average pressure in April: 29.96"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Waukesha, WI
- Average wind speed in April: 10.2mph
The windiest months (with the highest average wind speed) are January and February (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in April
Waukesha, 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, October and November (77%).
Average rainfall in April
Waukesha, WI
- Average rainfall in April: 1.34"
The wettest month (with the highest rainfall) is July (1.73").
The driest months (with the least rainfall) are February and December (0.51").
Average rainfall days in April
Waukesha, WI
- Average rainfall days in April: 11.6 days
The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is February (3.6 days).
Average snowfall in April
Waukesha, WI
- Average snowfall in April: 0.39"
The month with the highest snowfall is January (1.57").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Waukesha, WI
- Average snowfall days in April: 2.3 days
The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Waukesha, 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: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in April
Waukesha, WI
- Average sunshine days in April: 15.3 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in April
Waukesha, 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 and December (UV index 1).
Average cloud cover in April
Waukesha, WI
- Average cloud cover in April: 51
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in April
Waukesha, WI
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Waukesha, Wisconsin, USA
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