April weather forecast
Waunakee, WI

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Weather in April

April in Waunakee, Wisconsin, is a cool spring month, with an average temperature varying between 53.6°F (12°C) and 37°F (2.8°C).

Temperature

The start of April brings a shift in the average high-temperature, increasing from March's wintry 41.4°F (5.2°C) to a cool 53.6°F (12°C). An average minimum temperature of 37°F (2.8°C) marks the month of April.

Humidity

April and October, with an average relative humidity of 77%, are the least humid months.

Rainfall

In Waunakee, in April, during 13.3 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. In Waunakee, during the entire year, the rain falls for 122.8 days and collects up to 15.51" (394mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Waunakee, in April, snow falls for 2.4 days, with typically accumulated 1.34" (34mm) of snow. In Waunakee, during the entire year, snow falls for 47.9 days and aggregates up to 10.55" (268mm) of snow.

Daylight

In Waunakee, the average length of the day in April is 13h and 26min.
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, in Waunakee, sunrise is at 5:51 am and sunset at 7:58 pm CDT.

Sunshine

In April, the average sunshine in Waunakee is 7.3h.

UV index

In Waunakee, Wisconsin, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 3 during April translates into these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

What are the temperatures in Waunakee in April?

In Waunakee, in April, the average high-temperature is 53.6°F (12°C), and the average low-temperature is 37°F (2.8°C).

What are the least humid months in Waunakee?

April and October, with an average relative humidity of 77%, are the least humid months in Waunakee, Wisconsin.

What is the average humidity in April in Waunakee?

In April, the average relative humidity in Waunakee is 77%.

How much does it rain in Waunakee in April?

In Waunakee, in April, during 13.3 rainfall days, 1.57" (40mm) of precipitation is typically accumulated.

How many days does it snow in April in Waunakee?

In Waunakee, in April, during 2.4 snowfall days, 1.34" (34mm) of snow is typically accumulated.

How many hours of daylight does Waunakee have in April?

The average day length in April in Waunakee, Wisconsin, is 13h and 26min.

When are sunrise and sunset in April in Waunakee?

In April, on the first day of the month, sunrise is at 6:38 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 7:58 pm CDT.

How long on average sun shines in April in Waunakee?

In April, the average sunshine duration is 7.3h.

What is the UV index intensity in April in Waunakee?

In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Waunakee, WI

Average temperature in April - Waunakee, WI
  • Average high temperature in April: 53.6°F

The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (23.2°F).

  • Average low temperature in April: 37°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (10.9°F).

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Average pressure in April
Waunakee, WI

Average pressure in April - Waunakee, WI
  • Average pressure in April: 29.96"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).

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Average wind speed in April
Waunakee, WI

Average wind speed in April - Waunakee, 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).

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Average humidity in April
Waunakee, WI

Average humidity in April - Waunakee, 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%).

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Average rainfall in April
Waunakee, WI

Average rainfall in April - Waunakee, WI
  • Average rainfall in April: 1.57"

The wettest month (with the highest rainfall) is June (2.28").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in April
Waunakee, WI

Average rainfall days in April - Waunakee, WI
  • Average rainfall days in April: 13.3 days

The month with the highest number of rainy days is June (17 days).
The months with the least rainy days are January and February (3.8 days).

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Average snowfall in April
Waunakee, WI

Average snowfall in April - Waunakee, WI
  • Average snowfall in April: 1.34"

The month with the highest snowfall is February (2.56").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Waunakee, WI

Average snowfall days in April - Waunakee, WI
  • Average snowfall days in April: 2.4 days

The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
Waunakee, WI

Average daylight in April / Average sunshine in April - Waunakee, 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 0min).

  • Average sunshine in April: 7h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

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Average sunshine days in April
Waunakee, WI

Average sunshine days in April - Waunakee, WI
  • Average sunshine days in April: 12.8 days

The months with the most sunshine days are October and November (18.5 days).
The month with the least sunshine days is June (9.8 days).

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Average UV index in April
Waunakee, WI

Average UV index in April - Waunakee, 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).

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Average cloud cover in April
Waunakee, WI

Average cloud cover in April - Waunakee, WI
  • Average cloud cover in April: 51

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in April
Waunakee, WI

Average visibility in April - Waunakee, 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).

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Waunakee, Wisconsin, USA

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