April weather forecast
Brillion, WI

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Weather in April

April in Brillion, Wisconsin, is a fresh spring month, with an average temperature varying between 50.2°F (10.1°C) and 35.2°F (1.8°C).

Temperature

Brillion in April sees a temperature change, with average high-temperatures moving from a wintry 38.8°F (3.8°C) in March to a fresh 50.2°F (10.1°C). During the month of April, an average low-temperature of 35.2°F (1.8°C) is recorded.

Humidity

With an average relative humidity of 76%, April is the least humid month in Brillion.

Rainfall

In Brillion, Wisconsin, in April, during 13.6 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. Throughout the year, there are 125 rainfall days, and 18.07" (459mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Brillion are January through May, October through December. In Brillion, in April, snow falls for 3.5 days, with typically accumulated 1.1" (28mm) of snow. In Brillion, during the entire year, snow falls for 55.7 days and aggregates up to 13.39" (340mm) of snow.

Daylight

In Brillion, the average length of the day in April is 13h and 29min.
On the first day of April, sunrise is at 6:31 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 7:55 pm CDT.

Sunshine

In Brillion, the average sunshine in April is 7.4h.

UV index

In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index, 3 in April, converts into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
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Frequently asked questions

What is the average April temperature in Brillion?

In April, the average high-temperature and low-temperature in Brillion are 50.2°F (10.1°C) and 35.2°F (1.8°C) respectively.

What is the least humid month in Brillion?

The least humid month in Brillion is April, with an average relative humidity of 76%.

What is the average humidity in April in Brillion?

In Brillion, the average relative humidity in April is 76%.

How much does it rain in Brillion in April?

In April, in Brillion, Wisconsin, the rain falls for 13.6 days. Throughout April, 1.93" (49mm) of precipitation is accumulated.

How much does it snow in Brillion in April?

In April, it is snowing for 3.5 days. Throughout April, 1.1" (28mm) of snow is accumulated.

How many hours of daylight does Brillion have in April?

In April, the average day length in Brillion, Wisconsin, is 13h and 29min.

When is the sunrise / sunset in April in Brillion?

In April, on the first day of the month, sunrise is at 6:31 am and sunset at 7:19 pm. On the last day of the month, in Brillion, Wisconsin, sunrise is at 5:43 am and sunset at 7:55 pm CDT.

How long on average sun shines in April in Brillion?

In April, the average sunshine duration in Brillion, Wisconsin, is 7.4h.

How high is the UV index in April in Brillion?

The average daily maximum UV index in April in Brillion is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
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
Brillion, WI

Average temperature in April - Brillion, WI
  • Average high temperature in April: 50.2°F

The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (23.2°F).

  • Average low temperature in April: 35.2°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (12°F).

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Average pressure in April
Brillion, WI

Average pressure in April - Brillion, WI
  • Average pressure in April: 29.96"Hg

The months with the highest atmospheric pressure are February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in April
Brillion, WI

Average wind speed in April - Brillion, WI
  • Average wind speed in April: 10mph

The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

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Average humidity in April
Brillion, WI

Average humidity in April - Brillion, WI
  • Average humidity in April: 76%

The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in April
Brillion, WI

Average rainfall in April - Brillion, WI
  • Average rainfall in April: 1.93"

The wettest month (with the highest rainfall) is May (2.48").
The driest month (with the least rainfall) is February (0.79").

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Average rainfall days in April
Brillion, WI

Average rainfall days in April - Brillion, WI
  • Average rainfall days in April: 13.6 days

The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is January (3.8 days).

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Average snowfall in April
Brillion, WI

Average snowfall in April - Brillion, WI
  • Average snowfall in April: 1.1"

The month with the highest snowfall is January (3.35").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Brillion, WI

Average snowfall days in April - Brillion, WI
  • Average snowfall days in April: 3.5 days

The month with the highest number of snowfall days is February (13.3 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
Brillion, WI

Average daylight in April / Average sunshine in April - Brillion, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).

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Average sunshine days in April
Brillion, WI

Average sunshine days in April - Brillion, WI
  • Average sunshine days in April: 12.7 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is July (12.6 days).

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Average UV index in April
Brillion, WI

Average UV index in April - Brillion, WI
  • Average UV index in April: 3

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).

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Average cloud cover in April
Brillion, WI

Average cloud cover in April - Brillion, 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 July (Cloud cover 31).

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Average visibility in April
Brillion, WI

Average visibility in April - Brillion, WI
  • Average visibility in April: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).

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Brillion, Wisconsin, USA

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