January weather forecast
Argonne, WI

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Weather in January

January, like December, is a freezing cold winter month in Argonne, Wisconsin, with temperature in the range of an average high of 19.8°F (-6.8°C) and an average low of 8.4°F (-13.1°C).

Temperature

January is the coldest month, with an average high-temperature of 19.8°F (-6.8°C) and an average low-temperature of 8.4°F (-13.1°C).

Humidity

January and February, with an average relative humidity of 91%, are the most humid months in Argonne.

Rainfall

January is the month with the least rainfall. Rain falls for 2.9 days and accumulates 1.02" (26mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Argonne, Wisconsin, in January, snow falls for 20.3 days, with typically accumulated 7.28" (185mm) of snow. Throughout the year, in Argonne, there are 96.4 snowfall days, and 43.19" (1097mm) of snow is accumulated.

Daylight

In Argonne, the average length of the day in January is 9h and 10min.
On the first day of the month, sunrise is at 7:36 am and sunset at 4:21 pm. On the last day of January, sunrise is at 7:18 am and sunset at 4:59 pm CST.

Sunshine

The month with the least sunshine is January, with an average of 2.2h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 1 in January converts into the following recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
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Frequently asked questions

What are the coldest months in Argonne?

Temperature records in Argonne mark January as the coldest month, with highs averaging 19.8°F (-6.8°C) and lows at 8.4°F (-13.1°C).

How cold is January in Argonne?

The high-temperature during January is 19.8°F (-6.8°C) and the low-temperature is 8.4°F (-13.1°C).

What are the most humid months in Argonne?

January and February, with an average relative humidity of 91%, are most humid months.

What is the average humidity in January in Argonne?

In January, the average relative humidity is 91%.

What is the driest month in Argonne?

January is the month with the least rainfall in Argonne, Wisconsin. Rain falls for 2.9 days and accumulates 1.02" (26mm) of precipitation.

How many days does it rain in January in Argonne?

In Argonne, Wisconsin, in January, it is raining for 2.9 days, with typically 1.02" (26mm) of accumulated precipitation.

How many days does it snow in January in Argonne?

In Argonne, in January, snow falls for 20.3 days, with typically accumulated 7.28" (185mm) of snow.

What is the average length of the day in January in Argonne?

In Argonne, Wisconsin, the average day length in January is 9h and 10min.

When is the sunrise / sunset in January in Argonne?

On the first day of January in Argonne, sunrise is at 7:36 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:59 pm CST.

What is the month with the least sunshine in Argonne?

The month with the least sunshine in Argonne, Wisconsin, is January, with an average of 2.2h of sunshine.

How many hours of sunshine does Argonne have in January?

The average sunshine duration in January is 2.2h.

What is the month 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.

What is the UV index reading in January in Argonne?

In January, the average daily maximum UV index in Argonne, Wisconsin, is 1. A UV Index value of 2, and less, symbolizes a low health risk 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 January
Argonne, WI

Average temperature in January - Argonne, WI
  • Average high temperature in January: 19.8°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 January: 8.4°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).

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Average pressure in January
Argonne, WI

Average pressure in January - Argonne, WI
  • Average pressure in January: 30.07"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).

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Average wind speed in January
Argonne, WI

Average wind speed in January - Argonne, WI
  • Average wind speed in January: 8.4mph

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).

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Average humidity in January
Argonne, WI

Average humidity in January - Argonne, WI
  • Average humidity in January: 91%

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

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Average rainfall in January
Argonne, WI

Average rainfall in January - Argonne, WI
  • Average rainfall in January: 1.02"

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

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Average rainfall days in January
Argonne, WI

Average rainfall days in January - Argonne, WI
  • Average rainfall days in January: 2.9 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).

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Average snowfall in January
Argonne, WI

Average snowfall in January - Argonne, WI
  • Average snowfall in January: 7.28"

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

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Average snowfall days in January
Argonne, WI

Average snowfall days in January - Argonne, WI
  • Average snowfall days in January: 20.3 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).

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

Average daylight in January / Average sunshine in January - Argonne, WI
  • Average daylight in January: 9h and 1min

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 January: 2h and 1min

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).

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Average sunshine days in January
Argonne, WI

Average sunshine days in January - Argonne, WI
  • Average sunshine days in January: 11.9 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).

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Average UV index in January
Argonne, WI

Average UV index in January - Argonne, WI
  • Average UV index in January: 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).

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Average cloud cover in January
Argonne, WI

Average cloud cover in January - Argonne, WI
  • Average cloud cover in January: 79

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).

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Average visibility in January
Argonne, WI

Average visibility in January - Argonne, WI
  • Average visibility in January: 4mi

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

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Argonne, Wisconsin, USA

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