AFTON, WI 53501 Weather Forecast & Current Conditions

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JANESVILLE, WI
Current Weather

12:10 AM CST DEC 20, 2025
Clear
23°F
Feels Like: 10°F
Dewpoint: 18°F
Rel. Hum.: 79%
Visibility: 10 miles
Wind: S at 16 mph, gusts to 20
Pressure: 29.82 inches
Last 72 hours

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AFTON, WI 53501
Weather Forecast

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Snow Depth pages
REST OF TONIGHT
Cloudy. Lows around 15. South winds 15 to 20 mph.
SATURDAY
Not as cold. Cloudy with a 30 percent chance of light snow in the morning, then mostly sunny in the afternoon. Highs in the mid 30s. West winds 10 to 20 mph.
SATURDAY NIGHT
Clear. Lows around 9. Northwest winds 10 to 15 mph with gusts to around 30 mph.
SUNDAY
Colder, sunny. Highs in the lower 20s. Northwest winds 5 to 10 mph shifting to the southwest in the afternoon.
SUNDAY NIGHT
Mostly cloudy. A 20 percent chance of light snow after midnight. Lows around 16. South winds 5 to 10 mph.
MONDAY
Cloudy. A 20 percent chance of light snow in the morning. Not as cold. Highs in the mid 30s.
MONDAY NIGHT
Cloudy. Not as cold. Lows in the lower 30s.
TUESDAY
Partly sunny. Highs in the lower 40s.
TUESDAY NIGHT
Mostly cloudy. Lows in the mid 20s.
WEDNESDAY
Cloudy. A 20 percent chance of light rain in the afternoon. Highs in the mid 40s.
WEDNESDAY NIGHT
Cloudy. A 30 percent chance of light rain through around midnight. Not as cool. Lows in the upper 30s.
CHRISTMAS DAY
Mostly cloudy. Highs in the lower 50s.
THURSDAY NIGHT
Partly cloudy. Lows 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 12/19/2025
Saturday
20 DEC 2025
AFTON, WI 53501 weather forecast Day 1, 0 hours 12 AM 20° Mostly Cloudy 2%

0% Thunder
( 0% severe)
S   13 71% 13°
Low 19° AFTON, WI 53501 weather forecast Day 1, 3 hours 3 AM 24° 12° Mostly Cloudy S   14 72% 17°
High 38° AFTON, WI 53501 weather forecast Day 1, 6 hours 6 AM 28° 17° Mostly Cloudy 13%
SNOW
<.1 in
0% Thunder
( 0% severe)
SSW   14 76% 22°

Mostly Cloudy



AFTON, WI 53501 weather forecast Day 1, 9 hours 9 AM 32° 22° Mostly Cloudy SW   13 78% 26°
AFTON, WI 53501 weather forecast Day 1, 12 hours 12 PM 36° 28° Mostly Cloudy 3%

0% Thunder
( 0% severe)
WNW   13 72% 28°
AFTON, WI 53501 weather forecast Day 1, 15 hours 3 PM 35° 26° Partly Cloudy WNW   14 63% 24°
AFTON, WI 53501 weather forecast Day 1, 18 hours 6 PM 28° 17° Partly Cloudy 0%

0% Thunder
( 0% severe)
W   14 70% 20°
AFTON, WI 53501 weather forecast Day 1, 21 hours 9 PM 24° 12° Clear W   13 65% 15°
Sunday
21 DEC 2025
AFTON, WI 53501 weather forecast Day 2, 0 hours 12 AM 19° Clear 0%

0% Thunder
( 0% severe)
WNW   12 67% 11°
Low 11° AFTON, WI 53501 weather forecast Day 2, 3 hours 3 AM 15° Clear WNW   9 66%
High 25° AFTON, WI 53501 weather forecast Day 2, 6 hours 6 AM 11° Clear 0%

0% Thunder
( 0% severe)
NW   7 69%

Clear



AFTON, WI 53501 weather forecast Day 2, 9 hours 9 AM 12° Clear NW   5 66%
AFTON, WI 53501 weather forecast Day 2, 12 hours 12 PM 20° 13° Clear 0%

0% Thunder
( 0% severe)
W   5 47%
AFTON, WI 53501 weather forecast Day 2, 15 hours 3 PM 24° 17° Clear SSW   6 46%
AFTON, WI 53501 weather forecast Day 2, 18 hours 6 PM 21° 13° Partly Cloudy 3%

0% Thunder
( 0% severe)
S   6 61% 11°
AFTON, WI 53501 weather forecast Day 2, 21 hours 9 PM 21° 13° Partly Cloudy S   6 64% 12°

JANESVILLE, WI extended weather forecast

Monday
22 DEC 2025
Tuesday
23 DEC 2025
Wednesday
24 DEC 2025
Thursday
25 DEC 2025
Friday
26 DEC 2025
Low 20° Low 28° Low 26° Low 36° Low 35°
High 37° High 43° High 44° High 55° High 41°
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
22% Snow/Ice
Mostly Cloudy
13% Rain/Snow
Partly Cloudy
10% Rain/Snow
Overcast
17% Rain
Mostly Cloudy
35% Rain/Snow
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