December weather forecast
Argonne, WI

Share

Weather in December

December, the first month of the winter in Argonne, is also a subzero cold month, with an average temperature ranging between min 16°F (-8.9°C) and max 24.6°F (-4.1°C).

Temperature

The shift from November to December corresponds with a decrease in the average high-temperature, down to a freezing cold 24.6°F (-4.1°C) from a cold 36.5°F (2.5°C). The month of December shows a minor drop from daytime temperatures, generally recording a low average of 16°F (-8.9°C).

Humidity

In Argonne, the average relative humidity in December is 88%.

Rainfall

In Argonne, in December, it is raining for 4.6 days, with typically 1.46" (37mm) of accumulated precipitation. In Argonne, Wisconsin, during the entire year, the rain falls for 120.4 days and collects up to 22.99" (584mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Argonne, in December, snow falls for 17.6 days, with typically accumulated 7.36" (187mm) of snow. In Argonne, Wisconsin, during the entire year, snow falls for 96.4 days and aggregates up to 43.19" (1097mm) of snow.

Daylight

The month with the shortest days in Argonne is December, with an average of 8h and 48min of daylight.
On the first day of the month, sunrise is at 7:16 am and sunset at 4:13 pm. On the last day of December, sunrise is at 7:36 am and sunset at 4:21 pm CST.

Sunshine

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

UV index

The months with the lowest UV index in Argonne are January, February, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: In December, the maximum UV index of 1 translates into these guidelines:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
[Resources]

Frequently asked questions

How cold is December in Argonne?

The high-temperature, in December, in Argonne, records 24.6°F (-4.1°C), while the low-temperature is 16°F (-8.9°C).

What is the average humidity in December in Argonne?

The average relative humidity in December in Argonne is 88%.

How much does it rain in Argonne in December?

In Argonne, in December, it is raining for 4.6 days, with typically 1.46" (37mm) of accumulated precipitation.

How many days does it snow in December in Argonne?

In Argonne, Wisconsin, in December, during 17.6 snowfall days, 7.36" (187mm) of snow is typically accumulated.

What is the month with the shortest days in Argonne?

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

How many hours of daylight does Argonne have in December?

In Argonne, the average day length in December is 8h and 46min.

When is the sunrise / sunset in December in Argonne?

On the first day of December in Argonne, sunrise is at 7:16 am and sunset at 4:13 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 4:21 pm CST.

How long on average sun shines in December in Argonne?

In December, the average sunshine duration is 2.7h.

What are the months with the lowest UV index in Argonne?

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

How high is the UV index in December in Argonne?

The average daily maximum UV index in December in Argonne is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's 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
Argonne, WI

Average temperature in December - Argonne, WI
  • Average high temperature in December: 24.6°F

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (19.8°F).

  • Average low temperature in December: 16°F

The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (8.4°F).

[Resources]

Average pressure in December
Argonne, WI

Average pressure in December - Argonne, WI
  • Average pressure in December: 30.06"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).

[Resources]

Average wind speed in December
Argonne, WI

Average wind speed in December - Argonne, WI
  • Average wind speed in December: 8.1mph

The windiest months (with the highest average wind speed) are April and November (8.5mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

[Resources]

Average humidity in December
Argonne, WI

Average humidity in December - Argonne, WI
  • Average humidity in December: 88%

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

[Resources]

Average rainfall in December
Argonne, WI

Average rainfall in December - Argonne, WI
  • Average rainfall in December: 1.46"

The wettest month (with the highest rainfall) is June (2.83").
The driest month (with the least rainfall) is January (1.02").

[Resources]

Average rainfall days in December
Argonne, WI

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

The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is February (2.4 days).

[Resources]

Average snowfall in December
Argonne, WI

Average snowfall in December - Argonne, WI
  • Average snowfall in December: 7.36"

The month with the highest snowfall is February (7.8").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in December
Argonne, WI

Average snowfall days in December - Argonne, WI
  • Average snowfall days in December: 17.6 days

The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

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

Average daylight in December / Average sunshine in December - Argonne, 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 month with the least sunshine is January (Average sunshine: 2h and 12min).

[Resources]

Average sunshine days in December
Argonne, WI

Average sunshine days in December - Argonne, WI
  • Average sunshine days in December: 13.8 days

The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is February (10.8 days).

[Resources]

Average UV index in December
Argonne, WI

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

[Resources]

Average cloud cover in December
Argonne, WI

Average cloud cover in December - Argonne, WI
  • Average cloud cover in December: 74

The months with the most cloud cover are January and February (Cloud cover 79).
The month with the least cloud cover is July (Cloud cover 40).

[Resources]

Average visibility in December
Argonne, WI

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

The months with the highest visibility are May, June and October (6mi).
The months with the lowest visibility are January and February (4mi).

[Resources]

Argonne, Wisconsin, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location