December weather forecast
Butternut, WI

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Weather in December

December, the first month of the winter in Butternut, is also a subzero cold month, with an average temperature fluctuating between 13.5°F (-10.3°C) and 23.2°F (-4.9°C).

Temperature

The transition into December is accompanied by a temperature decrease, with the average high-temperature shifting from a cold 36°F (2.2°C) in November to a freezing cold 23.2°F (-4.9°C). Butternut records an average low-temperature of 13.5°F (-10.3°C) throughout the month of December.

Humidity

In December, the average relative humidity in Butternut is 91%.

Rainfall

In December, the rain falls for 4.4 days. Throughout December, 1.3" (33mm) of precipitation is accumulated. Throughout the year, there are 118.6 rainfall days, and 21.85" (555mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Butternut. The month with the most snowfall is December, when snow falls for 19.5 days and typically aggregates up to 7.56" (192mm) of snow.

Daylight

December has the shortest days of the year, with an average of 8h and 42min of daylight.
On the first day of the month, sunrise is at 7:24 am and sunset at 4:18 pm. On the last day of December, sunrise is at 7:43 am and sunset at 4:26 pm CST.

Sunshine

In Butternut, the average sunshine in December is 2.2h.

UV index

January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Butternut. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In December, the maximum UV index of 1 translates into these guidelines:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
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Frequently asked questions

How cold is it in Butternut in December?

December temperatures vary between a high-temperature of 23.2°F (-4.9°C) and a low-temperature of 13.5°F (-10.3°C).

What is the average humidity in December in Butternut?

The average relative humidity in December in Butternut is 91%.

How many days does it rain in December in Butternut?

In Butternut, in December, during 4.4 rainfall days, 1.3" (33mm) of precipitation is typically accumulated.

What is the snowiest month in Butternut?

December is the month with the most snowfall. Snow falls for 19.5 days and accumulates 7.56" (192mm) of snow.

How much does it snow in Butternut in December?

In Butternut, Wisconsin, during December, snow falls for 19.5 days and regularly aggregates up to 7.56" (192mm) of snow.

What is the month with the shortest days in Butternut?

The month with the shortest days in Butternut, Wisconsin, is December, with an average of 8h and 42min of daylight.

How many hours of daylight does Butternut have in December?

The average day length in December is 8h and 43min.

When is the sunrise / sunset in December in Butternut?

On the first day of December in Butternut, Wisconsin, sunrise is at 7:24 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 4:26 pm CST.

How many hours of sunshine does Butternut have in December?

In December, the average sunshine duration in Butternut is 2.2h.

What is the month with the lowest UV index in Butternut?

The months with the lowest UV index in Butternut, Wisconsin, are January through March, November and December, with an average maximum UV index of 1.

How high is the UV index in December in Butternut?

The average daily maximum UV index in December in Butternut is 1. A UV Index value of 2, and less, symbolizes a low 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 December
Butternut, WI

Average temperature in December - Butternut, WI
  • Average high temperature in December: 23.2°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (18°F).

  • Average low temperature in December: 13.5°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (6.1°F).

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Average pressure in December
Butternut, WI

Average pressure in December - Butternut, WI
  • Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in December
Butternut, WI

Average wind speed in December - Butternut, WI
  • Average wind speed in December: 8.2mph

The windiest months (with the highest average wind speed) are April and November (8.6mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).

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Average humidity in December
Butternut, WI

Average humidity in December - Butternut, WI
  • Average humidity in December: 91%

The months with the highest relative humidity are January and February (93%).
The month with the lowest relative humidity is May (72%).

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Average rainfall in December
Butternut, WI

Average rainfall in December - Butternut, WI
  • Average rainfall in December: 1.3"

The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is January (0.94").

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Average rainfall days in December
Butternut, WI

Average rainfall days in December - Butternut, WI
  • Average rainfall days in December: 4.4 days

The month with the highest number of rainy days is June (15.3 days).
The months with the least rainy days are January and February (2.3 days).

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Average snowfall in December
Butternut, WI

Average snowfall in December - Butternut, WI
  • Average snowfall in December: 7.56"

The month with the highest snowfall is December (7.56").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Butternut, WI

Average snowfall days in December - Butternut, WI
  • Average snowfall days in December: 19.5 days

The month with the highest number of snowfall days is January (21.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Butternut, WI

Average daylight in December / Average sunshine in December - Butternut, WI
  • Average daylight in December: 8h and 4min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in December: 2h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 0min).

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Average sunshine days in December
Butternut, WI

Average sunshine days in December - Butternut, WI
  • Average sunshine days in December: 11.7 days

The month with the most sunshine days is August (14.9 days).
The month with the least sunshine days is April (9.7 days).

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Average UV index in December
Butternut, WI

Average UV index in December - Butternut, WI
  • Average UV index in December: 1

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

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Average cloud cover in December
Butternut, WI

Average cloud cover in December - Butternut, WI
  • Average cloud cover in December: 79

The month with the most cloud cover is January (Cloud cover 83).
The month with the least cloud cover is July (Cloud cover 39).

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Average visibility in December
Butternut, WI

Average visibility in December - Butternut, WI
  • Average visibility in December: 4mi

The months with the highest visibility are May and June (6mi).
The months with the lowest visibility are January, February, March and December (4mi).

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Butternut, Wisconsin, USA

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