December weather forecast
Eagle River, WI

Weather in December

The first month of the winter, December, is also a subzero cold month in Eagle River, Wisconsin, with an average temperature fluctuating between 14.9°F (-9.5°C) and 23.9°F (-4.5°C).

Temperature

In Eagle River, the average high-temperature in December drops from a cold 36.3°F (2.4°C) in November to a subzero cold 23.9°F (-4.5°C). In Eagle River, Wisconsin, the average low-temperature is 14.9°F (-9.5°C).

Humidity

In Eagle River, the average relative humidity in December is 90%.

Rainfall

In Eagle River, Wisconsin, during 4.6 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. Throughout the year, there are 123.5 rainfall days, and 23.11" (587mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Eagle River. December is the month with the most snowfall. Snow falls for 21.9 days and accumulates 9.69" (246mm) of snow.

Daylight

The month with the shortest days in Eagle River, Wisconsin, is December, with an average of 8h and 44min of daylight.
On the first day of the month, sunrise is at 7:18 am and sunset at 4:13 pm. On the last day of December, in Eagle River, sunrise is at 7:38 am and sunset at 4:21 pm CST.

Sunshine

The average sunshine in December in Eagle River is 2.3h.

UV index

The months with the lowest UV index are January, March, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 1 in December transform into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in December in Eagle River?

In Eagle River, Wisconsin, in December, the average high-temperature is 23.9°F (-4.5°C), and the average low-temperature is 14.9°F (-9.5°C).

What is the average humidity in December in Eagle River?

In Eagle River, the average relative humidity in December is 90%.

How many days does it rain in December in Eagle River?

In December, the rain falls for 4.6 days. Throughout December, 1.65" (42mm) of precipitation is accumulated.

When does it snow the most in Eagle River?

The month with the most snowfall in Eagle River is December, when snow falls for 21.9 days and typically aggregates up to 9.69" (246mm) of snow.

How much does it snow in Eagle River in December?

In Eagle River, during December, snow falls for 21.9 days and regularly aggregates up to 9.69" (246mm) of snow.

What is the month with the shortest days in Eagle River?

With an average of 8h and 44min of daylight, December has the shortest days of the year in Eagle River.

What is the average length of the day in December in Eagle River?

In December, the average day length in Eagle River is 8h and 44min.

When is the sunrise / sunset in December in Eagle River?

In December, on the first day of the month, sunrise is at 7:18 am and sunset at 4:13 pm. On the last day of the month, in Eagle River, Wisconsin, sunrise is at 7:38 am and sunset at 4:21 pm CST.

How many hours of sunshine does Eagle River have in December?

In December, the average sunshine duration in Eagle River, Wisconsin, is 2.3h.

When is the lowest UV index in Eagle River?

January, March, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Eagle River.

What is the UV index reading in December in Eagle River?

The average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a minimal hazard to health 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 December
Eagle River, WI

Average temperature in December - Eagle River, WI
  • Average high temperature in December: 23.9°F

The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (18.9°F).

  • Average low temperature in December: 14.9°F

The month with the highest average low temperature is July (56.1°F).
The coldest month (with the lowest average low temperature) is January (7.9°F).

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Average pressure in December
Eagle River, WI

Average pressure in December - Eagle River, WI
  • Average pressure in December: 30.06"Hg

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

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Average wind speed in December
Eagle River, WI

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

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

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Average humidity in December
Eagle River, WI

Average humidity in December - Eagle River, WI
  • Average humidity in December: 90%

The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (71%).

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Average rainfall in December
Eagle River, WI

Average rainfall in December - Eagle River, WI
  • Average rainfall in December: 1.65"

The wettest months (with the highest rainfall) are April and May (2.64").
The driest month (with the least rainfall) is January (1.26").

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Average rainfall days in December
Eagle River, WI

Average rainfall days in December - Eagle River, WI
  • Average rainfall days in December: 4.6 days

The month with the highest number of rainy days is June (15.8 days).
The month with the least rainy days is January (2.8 days).

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Average snowfall in December
Eagle River, WI

Average snowfall in December - Eagle River, WI
  • Average snowfall in December: 9.69"

The month with the highest snowfall is December (9.69").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Eagle River, WI

Average snowfall days in December - Eagle River, WI
  • Average snowfall days in December: 21.9 days

The month with the highest number of snowfall days is January (24.9 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in December /
Average sunshine in December
Eagle River, WI

Average daylight in December / Average sunshine in December - Eagle River, WI
  • Average daylight in December: 8h and 44min

The month with the longest days is June (Average daylight: 15h and 41min).
The month with the shortest days is December (Average daylight: 8h and 44min).

  • Average sunshine in December: 2h and 18min

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

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Average sunshine days in December
Eagle River, WI

Average sunshine days in December - Eagle River, WI
  • Average sunshine days in December: 9.2 days

The month with the most sunshine days is September (15 days).
The month with the least sunshine days is February (6.4 days).

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Average UV index in December
Eagle River, WI

Average UV index in December - Eagle River, 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, March, November and December (UV index 1).

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Average cloud cover in December
Eagle River, WI

Average cloud cover in December - Eagle River, WI
  • Average cloud cover in December: 78

The months with the most cloud cover are January and February (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 39).

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Average visibility in December
Eagle River, WI

Average visibility in December - Eagle River, 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 and December (4mi).

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