December weather forecastOliver, WI

December

Weather in December

December, the first month of the winter in Oliver, is also a subzero cold month, with an average temperature ranging between min 12.2°F (-11°C) and max 22.1°F (-5.5°C).

Temperature

As December begins, there is a noticeable decrease in the average high-temperature, falling from an icy 36.5°F (2.5°C) in November to a freezing cold 22.1°F (-5.5°C). Nighttime temperatures in December average to an extreme cold 12.2°F (-11°C).

Humidity

The average relative humidity in December is 89%.

Rainfall

In Oliver, Wisconsin, in December, it is raining for 2 days, with typically 0.39" (10mm) of accumulated precipitation. In Oliver, during the entire year, the rain falls for 55.7 days and collects up to 4.33" (110mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 9.3 days and typically aggregates up to 0.98" (25mm) of snow.

Daylight

The month with the shortest days is December, with an average of 8h and 36min of daylight.
On the first day of the month, sunrise is at 7:33 am and sunset at 4:22 pm. On the last day of December, sunrise is at 7:53 am and sunset at 4:31 pm CST.

Sunshine

In Oliver, the average sunshine in December is 3h.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Oliver. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: In December, a daily maximum UV index of 1 leads to the following instructions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. Boost your sun resistance with garments that are densely woven yet spacious. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Updated: Jun 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In December, the average high-temperature and low-temperature are 22.1°F (-5.5°C) and 12.2°F (-11°C) respectively.

The average relative humidity in December is 89%.

In December, the rain falls for 2 days. Throughout December, 0.39" (10mm) of precipitation is accumulated.

December is the month with the most snowfall. Snow falls for 9.3 days and accumulates 0.98" (25mm) of snow.

In December, it is snowing for 9.3 days. Throughout December, 0.98" (25mm) of snow is accumulated.

The month with the shortest days is December, with an average of 8h and 36min of daylight.

In Oliver, the average day length in December is 8h and 38min.

In December, on the first day of the month, sunrise is at 7:33 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 4:31 pm CST.

In Oliver, the average sunshine duration in December is 3h.

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

The average daily maximum UV index in December is 1. A UV Index of 2, and less, symbolizes a low health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Oliver, WI

  • Average high temperature in December: 22.1°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 (17.1°F).

  • Average low temperature in December: 12.2°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (4.1°F).

Average pressure in December
Oliver, WI

  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in December
Oliver, WI

  • Average wind speed in December: 8.3mph

The windiest month (with the highest average wind speed) is April (8.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity in December
Oliver, WI

  • Average humidity in December: 89%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is May (72%).

Average rainfall in December
Oliver, WI

  • Average rainfall in December: 0.39"

The wettest month (with the highest rainfall) is July (0.67").
The driest months (with the least rainfall) are January and February (0.16").

Average rainfall days in December
Oliver, WI

  • Average rainfall days in December: 2 days

The month with the highest number of rainy days is May (7.9 days).
The month with the least rainy days is February (0.5 days).

Average snowfall in December
Oliver, WI

  • Average snowfall in December: 0.98"

The month with the highest snowfall is December (0.98").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Oliver, WI

  • Average snowfall days in December: 9.3 days

The months with the highest number of snowfall days are January and December (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in December: 8h and 36min

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

  • Average sunshine in December: 3h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

Average sunshine days in December
Oliver, WI

  • Average sunshine days in December: 23.6 days

The month with the most sunshine days is January (25.7 days).
The month with the least sunshine days is April (19.9 days).

Average UV index in December
Oliver, 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
Oliver, WI

  • Average cloud cover in December: 70

The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in December
Oliver, WI

  • Average visibility in December: 5mi

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