December weather forecast
Forest Junction, WI

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Weather in December

The first month of the winter, December, is still a freezing cold month in Forest Junction, Wisconsin, with an average temperature varying between 19.6°F (-6.9°C) and 28.8°F (-1.8°C).

Temperature

December implies a gentle temperature shift, with average high-temperatures reducing from November's cold 41.7°F (5.4°C) to a subzero cold 28.8°F (-1.8°C). An average temperature of 19.6°F (-6.9°C) marks the nights in December.

Humidity

In Forest Junction, the average relative humidity in December is 85%.

Rainfall

In Forest Junction, Wisconsin, in December, it is raining for 6.5 days, with typically 1.18" (30mm) of accumulated precipitation. In Forest Junction, during the entire year, the rain falls for 136 days and collects up to 22.4" (569mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Forest Junction, in December, snow falls for 12.8 days, with typically accumulated 3.31" (84mm) of snow. In Forest Junction, during the entire year, snow falls for 59.2 days and aggregates up to 18.27" (464mm) 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 7:08 am and sunset at 4:15 pm. On the last day of December, sunrise is at 7:27 am and sunset at 4:23 pm CST.

Sunshine

In December, the average sunshine is 3.8h.

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 1 in December interprets into the following recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Updated: Jul 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

During December, Forest Junction experiences an average high-temperature of 28.8°F (-1.8°C) and a low-temperature of 19.6°F (-6.9°C).

What is the average humidity in December?

In December, the average relative humidity is 85%.

How many days does it rain in December?

In Forest Junction, during December, the rain falls for 6.5 days and regularly aggregates up to 1.18" (30mm) of precipitation.

How many days does it snow in December?

In Forest Junction, during December, snow falls for 12.8 days and regularly aggregates up to 3.31" (84mm) of snow.

What is the month with the shortest days?

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

How many hours of daylight does Forest Junction have in December?

The average day length in December is 8h and 56min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:08 am and sunset at 4:15 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:23 pm CST.

How many hours of sunshine does Forest Junction have in December?

In Forest Junction, the average sunshine duration in December is 3.8h.

What are the months with the lowest UV index?

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

What is the UV index reading in December?

The average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from 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
Forest Junction, WI

Average temperature in December - Forest Junction, WI
  • Average high temperature in December: 28.8°F

The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (22.5°F).

  • Average low temperature in December: 19.6°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

Average pressure in December
Forest Junction, WI

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

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

Average wind speed in December
Forest Junction, WI

Average wind speed in December - Forest Junction, WI
  • Average wind speed in December: 10mph

The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).

Average humidity in December
Forest Junction, WI

Average humidity in December - Forest Junction, WI
  • Average humidity in December: 85%

The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is April (76%).

Average rainfall in December
Forest Junction, WI

Average rainfall in December - Forest Junction, WI
  • Average rainfall in December: 1.18"

The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is February (0.98").

Average rainfall days in December
Forest Junction, WI

Average rainfall days in December - Forest Junction, WI
  • Average rainfall days in December: 6.5 days

The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is February (3.9 days).

Average snowfall in December
Forest Junction, WI

Average snowfall in December - Forest Junction, WI
  • Average snowfall in December: 3.31"

The month with the highest snowfall is January (4.69").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Forest Junction, WI

Average snowfall days in December - Forest Junction, WI
  • Average snowfall days in December: 12.8 days

The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Forest Junction, WI

Average daylight in December / Average sunshine in December - Forest Junction, 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 5min

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 30min).

Average sunshine days in December
Forest Junction, WI

Average sunshine days in December - Forest Junction, WI
  • Average sunshine days in December: 15.1 days

The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is July (11.1 days).

Average UV index in December
Forest Junction, WI

Average UV index in December - Forest Junction, 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, November and December (UV index 1).

Average cloud cover in December
Forest Junction, WI

Average cloud cover in December - Forest Junction, WI
  • Average cloud cover in December: 62

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in December
Forest Junction, WI

Average visibility in December - Forest Junction, WI
  • Average visibility in December: 6mi

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

Forest Junction, Wisconsin, USA

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