December weather forecast
Marinette, WI

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Weather in December

December, the first month of the winter in Marinette, is also a subzero cold month, with an average temperature fluctuating between 29.8°F (-1.2°C) and 22.5°F (-5.3°C).

Temperature

December brings a drop in Marinette's average high-temperature, falling from an icy 41.2°F (5.1°C) in November to a subzero cold 29.8°F (-1.2°C). A steady low-temperature average of 22.5°F (-5.3°C) is logged during December, reflecting a modest dip from daytime readings.

Humidity

The average relative humidity in December is 83%.

Rainfall

In Marinette, during December, the rain falls for 4.6 days and regularly aggregates up to 1.02" (26mm) of precipitation. In Marinette, during the entire year, the rain falls for 112.6 days and collects up to 16.14" (410mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Marinette, in December, during 9 snowfall days, 2.32" (59mm) of snow is typically accumulated. Throughout the year, there are 44.8 snowfall days, and 11.54" (293mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 8h and 48min of daylight.
On the first day of the month, sunrise is at 7:09 am and sunset at 4:10 pm. On the last day of December, sunrise is at 7:29 am and sunset at 4:18 pm CST.

Sunshine

In Marinette, the average sunshine in December is 3.6h.

UV index

The months with the lowest UV index are January through March and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum high UV index of 1 in December translates into the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Updated: Jun 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

December temperatures vary between a high-temperature of 29.8°F (-1.2°C) and a low-temperature of 22.5°F (-5.3°C).

What is the average humidity in December?

The average relative humidity in December is 83%.

How much does it rain in December?

In Marinette, during December, the rain falls for 4.6 days and regularly aggregates up to 1.02" (26mm) of precipitation.

How many days does it snow in December?

In Marinette, in December, snow falls for 9 days, with typically accumulated 2.32" (59mm) of snow.

What is the month with the shortest days in Marinette?

With an average of 8h and 48min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

The average day length in December is 8h and 50min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:09 am and sunset at 4:10 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 4:18 pm CST.

How many hours of sunshine does Marinette have in December?

In December, the average sunshine duration is 3.6h.

What are the months with the lowest UV index?

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

How high is the UV index in December?

In Marinette, 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 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
Marinette, WI

Average temperature in December - Marinette, WI
  • Average high temperature in December: 29.8°F

The warmest month (with the highest average high temperature) is August (73.2°F).
The month with the lowest average high temperature is January (23.5°F).

  • Average low temperature in December: 22.5°F

The month with the highest average low temperature is August (60.4°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).

Average pressure in December
Marinette, WI

Average pressure in December - Marinette, WI
  • Average pressure in December: 30.05"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).

Average wind speed in December
Marinette, WI

Average wind speed in December - Marinette, WI
  • Average wind speed in December: 11.6mph

The windiest months (with the highest average wind speed) are November and December (11.6mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

Average humidity in December
Marinette, WI

Average humidity in December - Marinette, WI
  • Average humidity in December: 83%

The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is November (76%).

Average rainfall in December
Marinette, WI

Average rainfall in December - Marinette, WI
  • Average rainfall in December: 1.02"

The wettest month (with the highest rainfall) is June (1.97").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in December
Marinette, WI

Average rainfall days in December - Marinette, WI
  • Average rainfall days in December: 4.6 days

The month with the highest number of rainy days is July (14.7 days).
The month with the least rainy days is February (2.6 days).

Average snowfall in December
Marinette, WI

Average snowfall in December - Marinette, WI
  • Average snowfall in December: 2.32"

The month with the highest snowfall is February (2.87").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Marinette, WI

Average snowfall days in December - Marinette, WI
  • Average snowfall days in December: 9 days

The month with the highest number of snowfall days is February (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in December: 3h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 3h and 24min).

Average sunshine days in December
Marinette, WI

Average sunshine days in December - Marinette, WI
  • Average sunshine days in December: 19.5 days

The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is July (13.7 days).

Average UV index in December
Marinette, WI

Average UV index in December - Marinette, 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 and December (UV index 1).

Average cloud cover in December
Marinette, WI

Average cloud cover in December - Marinette, WI
  • Average cloud cover in December: 62

The month with the most cloud cover is February (Cloud cover 65).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in December
Marinette, WI

Average visibility in December - Marinette, WI
  • Average visibility in December: 6mi

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

Marinette, Wisconsin, USA

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