AFTON, WI 53501 Weather Forecast & Current Conditions

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JANESVILLE, WI
Current Weather

7:45 AM CST JAN 31, 2026
Overcast
14°F
Feels Like: 0°F
Dewpoint: 9°F
Rel. Hum.: 77%
Visibility: 10 miles
Wind: N at 12 mph, gusts to 17
Pressure: 30.47 inches
Last 72 hours

Local Area Snow Depth

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AFTON, WI 53501
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Partly sunny. Highs in the lower 20s. North winds 5 to 15 mph.
TONIGHT
Mostly clear. Lows around 4. Northwest winds up to 5 mph shifting to the south after midnight.
SUNDAY
Partly sunny. A 30 percent chance of light snow in the afternoon. Highs in the mid 20s. South winds 5 to 15 mph.
SUNDAY NIGHT
Not as cold. Mostly cloudy. Light snow likely through around midnight, then slight chance of light snow after midnight. Snow accumulation up to 1 inch. Lows around 15. Southwest winds 5 to 10 mph. Chance of snow 60 percent.
MONDAY
Partly sunny. Highs in the mid 20s. Northwest winds 5 to 10 mph.
MONDAY NIGHT
Partly cloudy through around midnight then becoming mostly cloudy. Lows around 11.
TUESDAY
Partly sunny. Highs in the lower 20s.
TUESDAY NIGHT
Partly cloudy. Lows around 5.
WEDNESDAY
Mostly sunny. Highs in the lower 20s.
WEDNESDAY NIGHT
Partly cloudy. Lows around 7.
THURSDAY
Partly sunny. A 20 percent chance of light snow in the afternoon. Highs in the upper 20s.
THURSDAY NIGHT
Mostly cloudy with a 50 percent chance of light snow. Not as cold. Lows in the lower 20s.
FRIDAY
Mostly cloudy with a 30 percent chance of light snow. Highs in the lower 30s.

Visible Weather Satellite
AFTON, WI 53501
Infrared Weather Satellite
AFTON, WI 53501
NEXRAD Weather Radar
AFTON, WI 53501

JANESVILLE, WI 3 hourly weather forecast

weather forecast created  6:00 PM CST  1/30/2026
Saturday
31 JAN 2026
AFTON, WI 53501 weather forecast Day 1, 0 hours 12 AM -5° Partly Cloudy 2%

0% Thunder
( 0% severe)
NNW   9 69%
Low 7° AFTON, WI 53501 weather forecast Day 1, 3 hours 3 AM -6° Mostly Cloudy NNW   10 77%
High 21° AFTON, WI 53501 weather forecast Day 1, 6 hours 6 AM -6° Partly Cloudy 0%

0% Thunder
( 0% severe)
NNW   10 77%

Partly Cloudy



AFTON, WI 53501 weather forecast Day 1, 9 hours 9 AM 11° -3° Partly Cloudy N   12 77%
AFTON, WI 53501 weather forecast Day 1, 12 hours 12 PM 18° Partly Cloudy 0%

0% Thunder
( 0% severe)
N   10 67% 10°
AFTON, WI 53501 weather forecast Day 1, 15 hours 3 PM 20° 10° Partly Cloudy N   8 64% 11°
AFTON, WI 53501 weather forecast Day 1, 18 hours 6 PM 15° 10° Clear 0%

0% Thunder
( 0% severe)
NNW   2 74%
AFTON, WI 53501 weather forecast Day 1, 21 hours 9 PM 11° Partly Cloudy   CALM 73%
Sunday
1 FEB 2026
AFTON, WI 53501 weather forecast Day 2, 0 hours 12 AM Partly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 81%
Low 2° AFTON, WI 53501 weather forecast Day 2, 3 hours 3 AM Partly Cloudy SSW   1 85%
High 24° AFTON, WI 53501 weather forecast Day 2, 6 hours 6 AM Mostly Cloudy 6%

0% Thunder
( 0% severe)
S   3 81%

Mostly Cloudy



AFTON, WI 53501 weather forecast Day 2, 9 hours 9 AM 12° Mostly Cloudy S   8 77%
AFTON, WI 53501 weather forecast Day 2, 12 hours 12 PM 21° Mostly Cloudy 15%
SNOW
<.1 in
0% Thunder
( 1% severe)
SSW   12 64% 12°
AFTON, WI 53501 weather forecast Day 2, 15 hours 3 PM 24° 13° Mostly Cloudy S   12 62% 14°
AFTON, WI 53501 weather forecast Day 2, 18 hours 6 PM 21° 11° Mostly Cloudy 17%
SNOW
<.1 in
0% Thunder
( 0% severe)
SSW   9 75% 15°
AFTON, WI 53501 weather forecast Day 2, 21 hours 9 PM 20° 10° Mostly Cloudy SSW   8 82% 16°

JANESVILLE, WI extended weather forecast

Monday
2 FEB 2026
Tuesday
3 FEB 2026
Wednesday
4 FEB 2026
Thursday
5 FEB 2026
Friday
6 FEB 2026
Low 17° Low 11° Low 7° Low 12° Low 25°
High 29° High 24° High 25° High 32° High 31°
AFTON, WI 53501 weather forecast Day 3 AFTON, WI 53501 weather forecast Day 4 AFTON, WI 53501 weather forecast Day 5 AFTON, WI 53501 weather forecast Day 6 AFTON, WI 53501 weather forecast Day 7
Overcast
37% Snow
Partly Cloudy
5% Snow
Clear
3% Snow
Partly Cloudy
12% Snow
Mostly Cloudy
21% Snow
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