January weather forecast
Baraboo, WI

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Weather in January

The weather in Baraboo, Wisconsin remains cold throughout January, marking the height of winter with snowfall measured at 1.38" (35mm). Daylight hours are sparse during this month, adding to the chill factor. The wintry conditions affect visibility and cause the homogeneous landscape. The region experiences a relatively higher level of rainfall compared to previous months, noticing a clear shift in the weather pattern from seasonal snowfall to rainfall. Bundle up and prepare for a frosty month as the city sees high wind gusts, making the cold weather feel even chillier in January.

Temperature

January, recording an average high temperature of 22.5°F (-5.3°C) and a low temperature of 10°F (-12.2°C), is Baraboo's coldest month.

Humidity

January and February, with an average relative humidity of 89%, are the most humid months.

Rainfall

The month with the least rainfall is January, when the rain falls for 2.6 days and typically collects 0.28" (7mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. The month with the most snowfall in Baraboo is January, when snow falls for 9.8 days and typically aggregates up to 1.38" (35mm) of snow.

Daylight

The average length of the day in January is 9h and 24min.
On the first day of January, sunrise is at 7:31 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 5:08 pm CST.

Sunshine

The month with the least sunshine is January, with an average of 3.2h of sunshine.

UV index

January, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In January, the UV index of 1 transforms into the following advice:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest in Baraboo?

Temperature readings reach their annual highs in January, averaging 22.5°F (-5.3°C) and a minimum average of 10°F (-12.2°C).

How cold is it in January?

The high-temperature, in January, in Baraboo, records 22.5°F (-5.3°C), while the low-temperature is 10°F (-12.2°C).

What are the most humid months?

The months with the highest humidity are January and February, with an average relative humidity of 89%.

What is the average humidity in January?

In January, the average relative humidity is 89%.

What is the driest month in Baraboo?

The month with the least rainfall is January, when the rain falls for 2.6 days and typically collects 0.28" (7mm) of precipitation.

How many days does it rain in January in Baraboo?

In Baraboo, in January, it is raining for 2.6 days, with typically 0.28" (7mm) of accumulated precipitation.

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 9.8 days and accumulates 1.38" (35mm) of snow.

How much does it snow in January?

In January, it is snowing for 9.8 days. Throughout January, 1.38" (35mm) of snow is accumulated.

How many hours of daylight does Baraboo have in January?

The average day length in January is 9h and 24min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:31 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 5:08 pm CST.

What is the month with the least sunshine?

With an average of 3.2h of sunshine, January has the least sunshine of the year.

How long on average sun shines in January?

The average sunshine duration in January is 3.2h.

What is the month with the lowest UV index in Baraboo?

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

What is the UV index intensity in January?

In Baraboo, the average daily maximum UV index in January is 1. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
28.9°F -1.7°C
22.5°F -5.3°C
26.2°F -3.2°C
Average low temperature
18.9°F -7.3°C
10°F -12.2°C
13.5°F -10.3°C
Average pressure
30.09" 764mmHg
30.11" 765mmHg
30.11" 765mmHg
Average wind speed
9.2mph 14.8km/h
9.5mph 15.3km/h
9.5mph 15.3km/h
Average max. wind speed
9.8mph 15.8km/h
10.1mph 16.3km/h
10.1mph 16.3km/h
Average wind speed gusts
14.7mph 23.7km/h
15.3mph 24.6km/h
15.5mph 24.9km/h
Average humidity
85%
89%
89%
Average rainfall
0.31" 8mm
0.28" 7mm
0.35" 9mm
Average rainfall days
3.6
2.6
2.2
Average snowfall
0.71" 18mm
1.38" 35mm
1.02" 26mm
Average snowfall days
8.9
9.8
8.2
Average daylight
9h 0min
9h 2min
10h 3min
Average sunshine
3h 4min
3h 1min
3h 2min
Average sunshine days
23
23.2
20.1
Average UV index
1
1
2
Average cloud cover
63%
66%
63%
Average visibility
6mi 9.7km
5mi 8km
5mi 8km

Average temperature in January
Baraboo, WI

Average temperature in January - Baraboo, WI
  • Average high temperature in January: 22.5°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (22.5°F).

  • Average low temperature in January: 10°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (10°F).

Average pressure in January
Baraboo, WI

Average pressure in January - Baraboo, WI
  • Average pressure in January: 30.11"Hg

The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in January
Baraboo, WI

Average wind speed in January - Baraboo, WI
  • Average wind speed in January: 9.5mph

The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in January
Baraboo, WI

Average humidity in January - Baraboo, WI
  • Average humidity in January: 89%

The months with the highest relative humidity are January and February (89%).
The months with the lowest relative humidity are April and October (77%).

Average rainfall in January
Baraboo, WI

Average rainfall in January - Baraboo, WI
  • Average rainfall in January: 0.28"

The wettest month (with the highest rainfall) is July (0.98").
The driest month (with the least rainfall) is January (0.28").

Average rainfall days in January
Baraboo, WI

Average rainfall days in January - Baraboo, WI
  • Average rainfall days in January: 2.6 days

The month with the highest number of rainy days is May (11.8 days).
The month with the least rainy days is February (2.2 days).

Average snowfall in January
Baraboo, WI

Average snowfall in January - Baraboo, WI
  • Average snowfall in January: 1.38"

The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Baraboo, WI

Average snowfall days in January - Baraboo, WI
  • Average snowfall days in January: 9.8 days

The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Baraboo, WI
  • Average daylight in January: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in January: 3h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in January
Baraboo, WI

Average sunshine days in January - Baraboo, WI
  • Average sunshine days in January: 23.2 days

The month with the most sunshine days is January (23.2 days).
The month with the least sunshine days is June (13.8 days).

Average UV index in January
Baraboo, WI

Average UV index in January - Baraboo, WI
  • Average UV index in January: 1

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).

Average cloud cover in January
Baraboo, WI

Average cloud cover in January - Baraboo, WI
  • Average cloud cover in January: 66

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in January
Baraboo, WI

Average visibility in January - Baraboo, WI
  • Average visibility in January: 5mi

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

Baraboo, Wisconsin, USA

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