December weather forecast
Weyerhaeuser, WI

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Weather in December

The first month of the winter, December, is also a subzero cold month in Weyerhaeuser, Wisconsin, with an average temperature ranging between min 13.1°F (-10.5°C) and max 23.9°F (-4.5°C).

Temperature

Weyerhaeuser's December weather comes with a decrease in average high-temperatures, moving from a cold 37.6°F (3.1°C) in November to a subzero cold 23.9°F (-4.5°C). Weyerhaeuser temperatures generally rest at a low of 13.1°F (-10.5°C) during the December nights.

Humidity

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

Rainfall

In Weyerhaeuser, during December, the rain falls for 4.3 days and regularly aggregates up to 1.57" (40mm) of precipitation. Throughout the year, there are 128.5 rainfall days, and 23.94" (608mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 16.8 days and typically aggregates up to 7.28" (185mm) of snow.

Daylight

With an average of 8h and 48min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:25 am and sunset at 4:24 pm. On the last day of December, in Weyerhaeuser, sunrise is at 7:45 am and sunset at 4:32 pm CST.

Sunshine

In Weyerhaeuser, the average sunshine in December is 2.7h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily maximum UV index of 1 in December translates into the following instructions:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

In December, the average high-temperature and low-temperature are 23.9°F (-4.5°C) and 13.1°F (-10.5°C) respectively.

What is the average humidity in December?

The average relative humidity in December is 90%.

How many days does it rain in December?

In December, the rain falls for 4.3 days. Throughout December, 1.57" (40mm) of precipitation is accumulated.

When does it snow the most in Weyerhaeuser?

December is the month with the most snowfall. Snow falls for 16.8 days and accumulates 7.28" (185mm) of snow.

How many days does it snow in December?

In Weyerhaeuser, during December, snow falls for 16.8 days and regularly aggregates up to 7.28" (185mm) of snow.

What is the month with the shortest days?

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

What is the average length of the day in December?

The average day length in December is 8h and 47min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:25 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 4:32 pm CST.

How many hours of sunshine does Weyerhaeuser have in December?

In December, the average sunshine duration is 2.7h.

What is the month with the lowest UV index?

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

How high is the UV index in December?

In December, the average daily maximum UV index is 1. A UV Index reading of 2, and below, represents a low health threat 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
Weyerhaeuser, WI

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

The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (18.1°F).

  • Average low temperature in December: 13.1°F

The month with the highest average low temperature is July (58.5°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).

Average pressure in December
Weyerhaeuser, WI

Average pressure in December - Weyerhaeuser, 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 (29.89"Hg).

Average wind speed in December
Weyerhaeuser, WI

Average wind speed in December - Weyerhaeuser, WI
  • Average wind speed in December: 8.4mph

The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity in December
Weyerhaeuser, WI

Average humidity in December - Weyerhaeuser, 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 (75%).

Average rainfall in December
Weyerhaeuser, WI

Average rainfall in December - Weyerhaeuser, WI
  • Average rainfall in December: 1.57"

The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is January (0.98").

Average rainfall days in December
Weyerhaeuser, WI

Average rainfall days in December - Weyerhaeuser, WI
  • Average rainfall days in December: 4.3 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (2.9 days).

Average snowfall in December
Weyerhaeuser, WI

Average snowfall in December - Weyerhaeuser, WI
  • Average snowfall in December: 7.28"

The month with the highest snowfall is December (7.28").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Weyerhaeuser, WI

Average snowfall days in December - Weyerhaeuser, WI
  • Average snowfall days in December: 16.8 days

The month with the highest number of snowfall days is January (19.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Weyerhaeuser, 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: 2h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 36min).
The months with the least sunshine are January and February (Average sunshine: 2h and 36min).

Average sunshine days in December
Weyerhaeuser, WI

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

The month with the most sunshine days is October (16 days).
The months with the least sunshine days are February and April (10 days).

Average UV index in December
Weyerhaeuser, WI

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

Average cloud cover in December
Weyerhaeuser, WI

Average cloud cover in December - Weyerhaeuser, WI
  • Average cloud cover in December: 73

The months with the most cloud cover are January and February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 38).

Average visibility in December
Weyerhaeuser, WI

Average visibility in December - Weyerhaeuser, 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).

Weyerhaeuser, Wisconsin, USA

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