January weather forecast
Afton, WI

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Weather in January

January, the same as December, in Afton, Wisconsin, is another subzero cold winter month, with temperature in the range of an average low of 12.9°F (-10.6°C) and an average high of 25°F (-3.9°C).

Temperature

January brings the lowest temperatures, with an average high of 25°F (-3.9°C) and an average low of 12.9°F (-10.6°C).

Humidity

With an average relative humidity of 87%, January is the most humid month in Afton.

Rainfall

The months with the least rainfall in Afton are January and February Rain falls for 3.5 days and accumulates 0.75" (19mm) of rain.

Snowfall

Months with snowfall in Afton are January through April, October through December. The month with the most snowfall in Afton is January, when snow falls for 12.5 days and typically aggregates up to 2.83" (72mm) of snow.

Daylight

In January, the average length of the day is 9h and 29min.
On the first day of the month, sunrise is at 7:26 am and sunset at 4:33 pm. On the last day of January, in Afton, sunrise is at 7:11 am and sunset at 5:07 pm CST.

Sunshine

With an average of 3.5h of sunshine, January has the least sunshine of the year in Afton.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: During January, 1 as the daily maximum UV index converts into the following advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What time of the year is the coldest in Afton?

Temperature readings in Afton, Wisconsin, reach their annual highs in January, averaging 25°F (-3.9°C) and a minimum average of 12.9°F (-10.6°C).

How cold is January in Afton?

Afton in January has an average high-temperature of 25°F (-3.9°C) and an average low-temperature of 12.9°F (-10.6°C).

What is the most humid month in Afton?

With an average relative humidity of 87%, January is the most humid month in Afton, Wisconsin.

What is the average humidity in January in Afton?

In Afton, Wisconsin, the average relative humidity in January is 87%.

What is the driest month in Afton?

The months with the least rainfall are January and February Rain falls for 3.5 days and accumulates 0.75" (19mm) of rain.

How many days does it rain in January in Afton?

In Afton, in January, during 3.5 rainfall days, 0.75" (19mm) of precipitation is typically accumulated.

When does it snow the most in Afton?

January is the month with the most snowfall in Afton. Snow falls for 12.5 days and accumulates 2.83" (72mm) of snow.

How many days does it snow in January in Afton?

In Afton, Wisconsin, during January, snow falls for 12.5 days and regularly aggregates up to 2.83" (72mm) of snow.

How many hours of daylight does Afton have in January?

In January, the average day length is 9h and 29min.

What time are sunrise and sunset in January in Afton?

In January, on the first day of the month, sunrise is at 7:26 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:07 pm CST.

What is the month with the least sunshine in Afton?

January has the least sunshine of the year in Afton, with an average of 3.5h of sunshine.

How many hours of sunshine does Afton have in January?

In January, the average sunshine duration is 3.5h.

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

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

How high is the UV index in January in Afton?

In Afton, Wisconsin, the average daily maximum UV index in January is 1. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
31.6°F -0.2°C
25°F -3.9°C
28.9°F -1.7°C
Average low temperature
21.7°F -5.7°C
12.9°F -10.6°C
16°F -8.9°C
Average pressure
30.09" 764mmHg
30.11" 765mmHg
30.1" 765mmHg
Average wind speed
9.2mph 14.8km/h
9.6mph 15.4km/h
9.7mph 15.6km/h
Average max. wind speed
9.9mph 15.9km/h
10.3mph 16.6km/h
10.4mph 16.7km/h
Average wind speed gusts
14.6mph 23.5km/h
15.4mph 24.8km/h
15.6mph 25.1km/h
Average humidity
83%
87%
86%
Average rainfall
0.79" 20mm
0.75" 19mm
0.75" 19mm
Average rainfall days
6.5
3.5
3.8
Average snowfall
1.61" 41mm
2.83" 72mm
2.36" 60mm
Average snowfall days
9.1
12.5
10.3
Average daylight
9h 1min
9h 3min
10h 4min
Average sunshine
3h 5min
3h 3min
3h 4min
Average sunshine days
17.4
17.1
14.7
Average UV index
1
1
2
Average cloud cover
60%
64%
61%
Average visibility
6mi 9.7km
5mi 8km
5mi 8km

Average temperature in January
Afton, WI

Average temperature in January - Afton, WI
  • Average high temperature in January: 25°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (25°F).

  • Average low temperature in January: 12.9°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).

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Average pressure in January
Afton, WI

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

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

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Average wind speed in January
Afton, WI

Average wind speed in January - Afton, WI
  • Average wind speed in January: 9.6mph

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

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Average humidity in January
Afton, WI

Average humidity in January - Afton, WI
  • Average humidity in January: 87%

The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (76%).

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Average rainfall in January
Afton, WI

Average rainfall in January - Afton, WI
  • Average rainfall in January: 0.75"

The wettest month (with the highest rainfall) is June (2.76").
The driest months (with the least rainfall) are January and February (0.75").

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Average rainfall days in January
Afton, WI

Average rainfall days in January - Afton, WI
  • Average rainfall days in January: 3.5 days

The month with the highest number of rainy days is June (16.3 days).
The month with the least rainy days is January (3.5 days).

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Average snowfall in January
Afton, WI

Average snowfall in January - Afton, WI
  • Average snowfall in January: 2.83"

The month with the highest snowfall is January (2.83").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Afton, WI

Average snowfall days in January - Afton, WI
  • Average snowfall days in January: 12.5 days

The month with the highest number of snowfall days is January (12.5 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
Afton, WI

Average daylight in January / Average sunshine in January - Afton, WI
  • Average daylight in January: 9h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in January: 3h and 3min

The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in January
Afton, WI

Average sunshine days in January - Afton, WI
  • Average sunshine days in January: 17.1 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is June (10.9 days).

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Average UV index in January
Afton, WI

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

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in January
Afton, WI

Average cloud cover in January - Afton, WI
  • Average cloud cover in January: 64

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is September (Cloud cover 34).

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Average visibility in January
Afton, WI

Average visibility in January - Afton, 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).

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Afton, Wisconsin, USA

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