April weather forecast
Sauk City, WI

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Weather in April

April in Sauk City, Wisconsin, is a cool spring month, with an average temperature ranging between max 53.4°F (11.9°C) and min 36.7°F (2.6°C).

Temperature

April's arrival signals a temperature shift, moving from a wintry 41.4°F (5.2°C) in March to a cool 53.4°F (11.9°C). Throughout April, Sauk City witnesses a nighttime temperature average of 36.7°F (2.6°C).

Humidity

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

Rainfall

In Sauk City, in April, it is raining for 13.7 days, with typically 1.69" (43mm) of accumulated precipitation. In Sauk City, during the entire year, the rain falls for 122.6 days and collects up to 16.02" (407mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. April is the last month it regularly snows in Sauk City. During 2.8 snowfall days, in April, Sauk City aggregates 1.57" (40mm) of snow. Throughout the year, there are 50.5 snowfall days, and 11.69" (297mm) of snow is accumulated.

Daylight

In Sauk City, Wisconsin, the average length of the day in April is 13h and 26min.
On the first day of the month, sunrise is at 6:39 am and sunset at 7:25 pm. On the last day of April, sunrise is at 5:52 am and sunset at 7:59 pm CDT.

Sunshine

In April, the average sunshine in Sauk City is 7.3h.

UV index

In Sauk City, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In April, the maximum UV index of 3 suggests this advice:
Take necessary precautions - Suggestions to elude sunburn are provided. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

What is the average April temperature in Sauk City?

April temperatures vary between a high-temperature of 53.4°F (11.9°C) and a low-temperature of 36.7°F (2.6°C).

What are the least humid months in Sauk City?

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

What is the average humidity in April in Sauk City?

In Sauk City, Wisconsin, the average relative humidity in April is 77%.

How much does it rain in Sauk City in April?

In Sauk City, during April, the rain falls for 13.7 days and regularly aggregates up to 1.69" (43mm) of precipitation.

What is the last month it snows in Sauk City?

April is the last month it regularly snows in Sauk City, Wisconsin. During 2.8 snowfall days, in April, Sauk City aggregates 1.57" (40mm) of snow.

How many hours of daylight does Sauk City have in April?

In April, the average day length in Sauk City, Wisconsin, is 13h and 26min.

When is the sunrise / sunset in April in Sauk City?

On the first day of April in Sauk City, Wisconsin, sunrise is at 6:39 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 7:59 pm CDT.

How long on average sun shines in April in Sauk City?

The average sunshine duration in April in Sauk City, Wisconsin, is 7.3h.

How high is the UV index in April in Sauk City?

The average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a medium health risk 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
Sauk City, WI

Average temperature in April - Sauk City, WI
  • Average high temperature in April: 53.4°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (22.6°F).

  • Average low temperature in April: 36.7°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).

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Average pressure in April
Sauk City, WI

Average pressure in April - Sauk City, WI
  • Average pressure in April: 29.95"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
Sauk City, WI

Average wind speed in April - Sauk City, WI
  • Average wind speed in April: 9.8mph

The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in April
Sauk City, WI

Average humidity in April - Sauk City, 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
Sauk City, WI

Average rainfall in April - Sauk City, WI
  • Average rainfall in April: 1.69"

The wettest month (with the highest rainfall) is June (2.48").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in April
Sauk City, WI

Average rainfall days in April - Sauk City, WI
  • Average rainfall days in April: 13.7 days

The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is February (3.1 days).

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Average snowfall in April
Sauk City, WI

Average snowfall in April - Sauk City, WI
  • Average snowfall in April: 1.57"

The month with the highest snowfall is February (2.8").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in April
Sauk City, WI

Average snowfall days in April - Sauk City, WI
  • Average snowfall days in April: 2.8 days

The month with the highest number of snowfall days is January (13.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
Sauk City, WI

Average daylight in April / Average sunshine in April - Sauk City, 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
Sauk City, WI

Average sunshine days in April - Sauk City, WI
  • Average sunshine days in April: 13.5 days

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is June (9.9 days).

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Average UV index in April
Sauk City, WI

Average UV index in April - Sauk City, 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, November and December (UV index 1).

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Average cloud cover in April
Sauk City, WI

Average cloud cover in April - Sauk City, WI
  • Average cloud cover in April: 52

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in April
Sauk City, WI

Average visibility in April - Sauk City, 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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Sauk City, Wisconsin, USA

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