April weather forecast
Darien, WI

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Weather in April

April is a fresh spring month in Darien, Wisconsin, with an average temperature ranging between max 54.1°F (12.3°C) and min 37.9°F (3.3°C).

Temperature

Darien's weather in April shows a rise in the average high-temperature, moving up from March's icy 42.4°F (5.8°C) to a fresh 54.1°F (12.3°C). During April, the average low-temperature is an icy 37.9°F (3.3°C).

Humidity

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

Rainfall

In April, the rain falls for 13.7 days. Throughout April, 2.2" (56mm) of precipitation is accumulated. Throughout the year, there are 132.3 rainfall days, and 18.7" (475mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Darien. April is the last month it regularly snows in Darien. During 2.2 snowfall days, in April, Darien aggregates 1.1" (28mm) of snow. Throughout the year, there are 47.5 snowfall days, and 11.81" (300mm) of snow is accumulated.

Daylight

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, sunrise is at 5:49 am and sunset at 7:54 pm CDT.

Sunshine

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

UV index

In Darien, Wisconsin, 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 radiation for average individuals.
Note: A daily maximum UV index of 3 in April translates into the following instructions:
Exercise prevention - Precautions against solar damage are endorsed. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the average April temperature in Darien?

In April, in Darien, the average high-temperature is 54.1°F (12.3°C), and the average low-temperature is 37.9°F (3.3°C).

What is the least humid month in Darien?

The months with the lowest humidity in Darien, Wisconsin, are April and October, with an average relative humidity of 77%.

What is the average humidity in April in Darien?

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

How many days does it rain in April in Darien?

In April, the rain falls for 13.7 days. Throughout April, 2.2" (56mm) of precipitation is accumulated.

What is the last month it snows in Darien?

April is the last month it regularly snows in Darien, Wisconsin. During 2.2 snowfall days, in April, Darien aggregates 1.1" (28mm) of snow.

How many hours of daylight does Darien have in April?

In Darien, the average day length in April is 13h and 25min.

What time are sunrise and sunset in April in Darien?

In April, on the first day of the month, sunrise is at 6:35 am and sunset at 7:21 pm. On the last day of the month, in Darien, Wisconsin, sunrise is at 5:49 am and sunset at 7:54 pm CDT.

How long on average sun shines in April in Darien?

The average sunshine duration in April is 7.3h.

How high is the UV index in April in Darien?

In April, the average daily maximum UV index in Darien is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Darien, WI

Average temperature in April - Darien, 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).

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Average pressure in April
Darien, WI

Average pressure in April - Darien, 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).

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Average wind speed in April
Darien, WI

Average wind speed in April - Darien, 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).

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Average humidity in April
Darien, WI

Average humidity in April - Darien, 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%).

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Average rainfall in April
Darien, WI

Average rainfall in April - Darien, 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").

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Average rainfall days in April
Darien, WI

Average rainfall days in April - Darien, 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).

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Average snowfall in April
Darien, WI

Average snowfall in April - Darien, 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").

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Average snowfall days in April
Darien, WI

Average snowfall days in April - Darien, 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).

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

Average daylight in April / Average sunshine in April - Darien, 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).

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Average sunshine days in April
Darien, WI

Average sunshine days in April - Darien, 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).

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Average UV index in April
Darien, WI

Average UV index in April - Darien, 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).

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Average cloud cover in April
Darien, WI

Average cloud cover in April - Darien, 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).

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Average visibility in April
Darien, WI

Average visibility in April - Darien, 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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Darien, Wisconsin, USA

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