April weather forecast
Spring Green, WI

Weather in April

April in Spring Green, Wisconsin, is a cool spring month, with average temperature fluctuating between 36.5°F (2.5°C) and 54°F (12.2°C).

Temperature

In Spring Green, the average high-temperature rises, from a wintry 41.5°F (5.3°C) in March, to a fresh 54°F (12.2°C). The average low-temperature, in April, is 36.5°F (2.5°C).

Humidity

The least humid month in Spring Green is April, with an average relative humidity of 77%.

Rainfall

In Spring Green, in April, it is raining for 14 days, with typically 1.93" (49mm) of accumulated precipitation. Throughout the year, in Spring Green, Wisconsin, there are 122.9 rainfall days, and 17.76" (451mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. April is the last month it regularly snows. During 2.8 snowfall days, in April, Spring Green aggregates 1.54" (39mm) of snow. In Spring Green, during the entire year, snow falls for 51.6 days, and aggregates up to 12.17" (309mm) of snow.

Daylight

In April, the average length of the day is 13.5h.

Sunshine

The average sunshine in Spring Green is 7.1h.

UV index

In Spring Green, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the least humid month in Spring Green?

The least humid month in Spring Green, Wisconsin, is April, with an average relative humidity of 77%.

What is the average humidity in April in Spring Green?

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

How many days does it rain in April in Spring Green?

In Spring Green, in April, it is raining for 14 days, with typically 1.93" (49mm) of accumulated precipitation.

What is the last month it snows in Spring Green?

April is the last month it regularly snows. During 2.8 snowfall days, in April, Spring Green aggregates 1.54" (39mm) of snow.

How many hours of daylight does Spring Green have in April?

The average length of the day in April in Spring Green, Wisconsin, is 13.5h.

How many hours of sunshine does Spring Green have in April?

The average sunshine in April is 7.1h.

What is the UV index intensity in April in Spring Green?

In April, the average daily maximum UV index in Spring Green, Wisconsin, is 3. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to the Sun's UV rays.

Average temperature in April
Spring Green, WI

Average temperature in April - Spring Green, WI
  • Average high temperature in April: 54°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (23.4°F).

  • Average low temperature in April: 36.5°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°F).

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Average pressure in April
Spring Green, WI

Average pressure in April - Spring Green, WI
  • Average pressure in April: 29.95"

The month with the highest atmospheric pressure is January (30.12").
The month with the lowest atmospheric pressure is June (29.9").

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Average wind speed in April
Spring Green, WI

Average wind speed in April - Spring Green, WI
  • Average wind speed in April: 9.6mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in April
Spring Green, WI

Average humidity in April - Spring Green, WI
  • Average humidity in April: 77%

Months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in April
Spring Green, WI

Average rainfall in April - Spring Green, WI
  • Average rainfall in April: 1.93"

The wettest month (with the highest rainfall) is July (2.32").
The driest month (with the least rainfall) is January (0.63").

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Average rainfall days in April
Spring Green, WI

Average rainfall days in April - Spring Green, WI
  • Average rainfall days in April: 14 days

The month with the highest number of rainy days is June (16.3 days).
The month with the least rainy days is January (3.2 days).

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Average snowfall in April
Spring Green, WI

Average snowfall in April - Spring Green, WI
  • Average snowfall in April: 1.54"

The month with the highest snowfall is February (2.91").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in April
Spring Green, WI

Average snowfall days in April - Spring Green, WI
  • Average snowfall days in April: 2.8 days

The month with the highest number of snowfall days is February (13 days).
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
Spring Green, WI

Average daylight in April / Average sunshine in April - Spring Green, WI
  • Average daylight in April: 13.5h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9h).

  • Average sunshine in April: 7.1h

The month with the most sunshine is July (Average sunshine: 9.9h).
The month with the least sunshine is January (Average sunshine: 3.2h).

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Average sunshine days in April
Spring Green, WI

Average sunshine days in April - Spring Green, WI
  • Average sunshine days in April: 12.3 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is June (10.9 days).

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Average UV index in April
Spring Green, WI

Average UV index in April - Spring Green, WI
  • Average UV index in April: 3

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

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Average cloud cover in April
Spring Green, WI

Average cloud cover in April - Spring Green, WI
  • Average cloud cover in April: 52

The month with the most cloud cover is January (Cloud cover 67).
Months with the least cloud cover are July and August (Cloud cover 34).

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Average visibility in April
Spring Green, WI

Average visibility in April - Spring Green, WI
  • Average visibility in April: 6mi

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

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