December weather forecast
Marshfield, WI

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Weather in December

Come December, Marshfield is back to its wintry self. A transition is observed as the temperature shrinks to an average high of 25°F (-3.9°C), and the whole city is often blanketed in snow again. With the highest relative humidity of 89% and 6.69" (170mm) of snowfall, the atmosphere is typically festive and frosty. Despite the cold, the city is beautifully decorated and engaged in Christmas and New Year's celebrations, making it a sight to behold.

Temperature

December in Marshfield involves a decrease in temperature, down from a wintry 39°F (3.9°C) in November to a freezing cold 25°F (-3.9°C). Marshfield observes an average low-temperature of 15.3°F (-9.3°C) during December nights.

Humidity

The average relative humidity in December is 89%.

Rainfall

In Marshfield, in December, it is raining for 6.5 days, with typically 1.65" (42mm) of accumulated precipitation. In Marshfield, during the entire year, the rain falls for 138.3 days and collects up to 25.12" (638mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Marshfield, in December, during 15.6 snowfall days, 6.69" (170mm) of snow is typically accumulated. In Marshfield, during the entire year, snow falls for 79.6 days and aggregates up to 31.1" (790mm) of snow.

Daylight

The month with the shortest days is December, with an average of 8h and 54min of daylight.
On the first day of the month, sunrise is at 7:18 am and sunset at 4:21 pm. On the last day of December, sunrise is at 7:37 am and sunset at 4:30 pm CST.

Sunshine

In December, the average sunshine is 3.1h.

UV index

The months with the lowest UV index in Marshfield are January, 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 unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 1 during December translates into the following recommendations:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

In December, in Marshfield, the average high-temperature is 25°F (-3.9°C), and the average low-temperature is 15.3°F (-9.3°C).

What is the average humidity in December in Marshfield?

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

How much does it rain in December?

In Marshfield, in December, during 6.5 rainfall days, 1.65" (42mm) of precipitation is typically accumulated.

How many days does it snow in December?

In Marshfield, Wisconsin, during December, snow falls for 15.6 days and regularly aggregates up to 6.69" (170mm) of snow.

What is the month with the shortest days in Marshfield?

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

What is the average length of the day in December?

In December, the average day length is 8h and 53min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:18 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 4:30 pm CST.

How long on average sun shines in December?

The average sunshine duration in December is 3.1h.

When is the lowest UV index?

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

What is the UV index intensity in December?

In December, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to 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
Marshfield, WI

Average temperature in December - Marshfield, WI
  • Average high temperature in December: 25°F

The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (19.6°F).

  • Average low temperature in December: 15.3°F

The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (7.3°F).

Average pressure in December
Marshfield, WI

Average pressure in December - Marshfield, WI
  • Average pressure in December: 30.09"Hg

The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in December
Marshfield, WI

Average wind speed in December - Marshfield, WI
  • Average wind speed in December: 9.4mph

The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in December
Marshfield, WI

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

The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is April (77%).

Average rainfall in December
Marshfield, WI

Average rainfall in December - Marshfield, WI
  • Average rainfall in December: 1.65"

The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is January (1.18").

Average rainfall days in December
Marshfield, WI

Average rainfall days in December - Marshfield, WI
  • Average rainfall days in December: 6.5 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is February (3.8 days).

Average snowfall in December
Marshfield, WI

Average snowfall in December - Marshfield, WI
  • Average snowfall in December: 6.69"

The month with the highest snowfall is February (7.05").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Marshfield, WI

Average snowfall days in December - Marshfield, WI
  • Average snowfall days in December: 15.6 days

The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Marshfield, 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 1min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in December
Marshfield, WI

Average sunshine days in December - Marshfield, WI
  • Average sunshine days in December: 12.6 days

The month with the most sunshine days is September (15.9 days).
The month with the least sunshine days is June (10.1 days).

Average UV index in December
Marshfield, WI

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

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

Average cloud cover in December
Marshfield, WI

Average cloud cover in December - Marshfield, WI
  • Average cloud cover in December: 69

The month with the most cloud cover is January (Cloud cover 70).
The months with the least cloud cover are July and August (Cloud cover 35).

Average visibility in December
Marshfield, WI

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

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

Marshfield, Wisconsin, USA

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