December weather forecast
Ellsworth, WI

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Weather in December

The first month of the winter, December, is also a subzero cold month in Ellsworth, Wisconsin, with an average temperature varying between 24.6°F (-4.1°C) and 14.4°F (-9.8°C).

Temperature

As December begins, there is a noticeable decrease in the average high-temperature, falling from an icy 39.7°F (4.3°C) in November to a subzero cold 24.6°F (-4.1°C). The nighttime temperature in Ellsworth dips to 14.4°F (-9.8°C) on average during December.

Humidity

In Ellsworth, the average relative humidity in December is 89%.

Rainfall

In December, the rain falls for 4 days. Throughout December, 1.3" (33mm) of precipitation is accumulated. Throughout the year, in Ellsworth, there are 128.4 rainfall days, and 25" (635mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Ellsworth, in December, during 12.5 snowfall days, 4.17" (106mm) of snow is typically accumulated. Throughout the year, there are 61.1 snowfall days, and 22.72" (577mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Ellsworth, with an average of 8h and 54min of daylight.
On the first day of December, sunrise is at 7:27 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 4:39 pm CST.

Sunshine

In December, the average sunshine is 3.3h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 1 during December translates into the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in Ellsworth?

The average high-temperature, in December, in Ellsworth, is 24.6°F (-4.1°C), while the average low-temperature is 14.4°F (-9.8°C).

What is the average humidity in December in Ellsworth?

In Ellsworth, the average relative humidity in December is 89%.

How much does it rain in Ellsworth in December?

In Ellsworth, Wisconsin, during December, the rain falls for 4 days and regularly aggregates up to 1.3" (33mm) of precipitation.

How much does it snow in Ellsworth in December?

In Ellsworth, Wisconsin, during December, snow falls for 12.5 days and regularly aggregates up to 4.17" (106mm) of snow.

What is the month with the shortest days in Ellsworth?

With an average of 8h and 54min of daylight, December has the shortest days of the year in Ellsworth.

What is the average length of the day in December in Ellsworth?

The average day length in December in Ellsworth is 8h and 52min.

When is the sunrise / sunset in December in Ellsworth?

In December, on the first day of the month, sunrise is at 7:27 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 4:39 pm CST.

How long on average sun shines in December in Ellsworth?

In December, the average sunshine duration in Ellsworth is 3.3h.

When is the lowest UV index in Ellsworth?

The months with the lowest UV index in Ellsworth are January, February, November and December, with an average maximum UV index of 1.

What is the UV index reading in December in Ellsworth?

The average daily maximum UV index in December in Ellsworth, Wisconsin, is 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Ellsworth, WI

Average temperature in December - Ellsworth, WI
  • Average high temperature in December: 24.6°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 (19.2°F).

  • Average low temperature in December: 14.4°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (6.1°F).

Average pressure in December
Ellsworth, WI

Average pressure in December - Ellsworth, WI
  • Average pressure in December: 30.1"Hg

The months with the highest atmospheric pressure are January and February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in December
Ellsworth, WI

Average wind speed in December - Ellsworth, WI
  • Average wind speed in December: 8.6mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

Average humidity in December
Ellsworth, WI

Average humidity in December - Ellsworth, WI
  • Average humidity in December: 89%

The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are April and October (76%).

Average rainfall in December
Ellsworth, WI

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

The wettest month (with the highest rainfall) is June (4.37").
The driest month (with the least rainfall) is January (0.75").

Average rainfall days in December
Ellsworth, WI

Average rainfall days in December - Ellsworth, WI
  • Average rainfall days in December: 4 days

The month with the highest number of rainy days is June (17.8 days).
The month with the least rainy days is January (2.7 days).

Average snowfall in December
Ellsworth, WI

Average snowfall in December - Ellsworth, WI
  • Average snowfall in December: 4.17"

The month with the highest snowfall is February (6.18").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Ellsworth, WI

Average snowfall days in December - Ellsworth, WI
  • Average snowfall days in December: 12.5 days

The month with the highest number of snowfall days is January (13.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Ellsworth, WI
  • Average daylight in December: 8h and 5min

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 December: 3h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in December
Ellsworth, WI

Average sunshine days in December - Ellsworth, WI
  • Average sunshine days in December: 17.2 days

The month with the most sunshine days is December (17.2 days).
The month with the least sunshine days is June (10.5 days).

Average UV index in December
Ellsworth, WI

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

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in December
Ellsworth, WI

Average cloud cover in December - Ellsworth, WI
  • Average cloud cover in December: 66

The month with the most cloud cover is January (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 33).

Average visibility in December
Ellsworth, WI

Average visibility in December - Ellsworth, WI
  • Average visibility in December: 5mi

The months with the highest visibility are April, May, June, July, October and November (6mi).
The month with the lowest visibility is January (4mi).

Ellsworth, Wisconsin, USA

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