AFTON, WI 53501 Weather Forecast & Current Conditions

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JANESVILLE, WI
Current Weather

7:45 PM CDT MAR 26, 2026
Overcast
Light Rain
46°F
Feels Like: 38°F
Dewpoint: 45°F
Rel. Hum.: 96%
Visibility: 10 miles
Wind: NNE at 21 mph, gusts to 28
Pressure:
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AFTON, WI 53501
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Colder. Cloudy with light rain in the evening, then mostly cloudy in the late evening and overnight. Lows in the mid 20s. North winds 10 to 20 mph. Chance of rain 90 percent.
FRIDAY
Colder. Mostly sunny. Highs in the mid 40s. Northwest winds 10 to 15 mph.
FRIDAY NIGHT
Clear. Lows in the lower 20s. Northwest winds 5 to 15 mph.
SATURDAY
Sunny in the morning then becoming partly sunny. Highs in the upper 40s. Southwest winds up to 10 mph increasing to 10 to 15 mph in the afternoon.
SATURDAY NIGHT
Not as cool. Partly cloudy. Lows in the upper 30s. South winds 10 to 15 mph.
SUNDAY
Partly sunny. Not as cool. Highs in the lower 60s.
SUNDAY NIGHT
Partly cloudy. Lows in the mid 40s.
MONDAY
Mostly sunny. Highs in the lower 70s.
MONDAY NIGHT
Mostly cloudy through around midnight then becoming partly cloudy. A 50 percent chance of rain and thunderstorms. Lows in the lower 50s.
TUESDAY
Partly sunny with a 50 percent chance of light rain. Highs in the lower 70s.
TUESDAY NIGHT
Mostly cloudy. Rain likely and slight chance of thunderstorms through around midnight, then chance of light rain and slight chance of thunderstorms after midnight. Lows in the upper 40s. Chance of precipitation 60 percent.
WEDNESDAY
Mostly cloudy with chance of light rain and slight chance of thunderstorms. Cooler. Highs around 60. Chance of precipitation 40 percent.
WEDNESDAY NIGHT
Mostly cloudy through around midnight then becoming partly cloudy. A 50 percent chance of rain. Lows around 40.

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 AM CST  3/26/2026
Thursday
26 MAR 2026
AFTON, WI 53501 weather forecast Day 1, 12 hours 12 PM 62° 60° Mostly Cloudy 70%
RAIN
1–2 in
0% Thunder
( 6% severe)
NE   15 56% 46°
High 63° AFTON, WI 53501 weather forecast Day 1, 15 hours 3 PM 59° 56° Mostly Cloudy NNE   15 57% 44°
Mostly Cloudy

Rain Likely

AFTON, WI 53501 weather forecast Day 1, 18 hours 6 PM 51° 45° Mostly Cloudy 47%
RAIN
.5–1 in
0% Thunder
( 1% severe)
NNE   17 66% 40°
AFTON, WI 53501 weather forecast Day 1, 21 hours 9 PM 39° 31° Mostly Cloudy NNE   15 73% 31°
Friday
27 MAR 2026
AFTON, WI 53501 weather forecast Day 2, 0 hours 12 AM 31° 21° Mostly Cloudy 4%

0% Thunder
( 0% severe)
NE   14 71% 23°
Low 25° AFTON, WI 53501 weather forecast Day 2, 3 hours 3 AM 28° 18° Mostly Cloudy NNE   12 70% 20°
High 45° AFTON, WI 53501 weather forecast Day 2, 6 hours 6 AM 26° 16° Partly Cloudy 0%

0% Thunder
( 0% severe)
N   10 69% 18°

Partly Cloudy



AFTON, WI 53501 weather forecast Day 2, 9 hours 9 AM 31° 22° Partly Cloudy N   10 56% 18°
AFTON, WI 53501 weather forecast Day 2, 12 hours 12 PM 39° 32° Partly Cloudy 1%

0% Thunder
( 0% severe)
NW   12 39% 17°
AFTON, WI 53501 weather forecast Day 2, 15 hours 3 PM 44° 37° Partly Cloudy NW   14 30% 16°
AFTON, WI 53501 weather forecast Day 2, 18 hours 6 PM 40° 33° Partly Cloudy 1%

0% Thunder
( 0% severe)
NW   13 37% 17°
AFTON, WI 53501 weather forecast Day 2, 21 hours 9 PM 33° 25° Partly Cloudy NW   9 49% 17°
Saturday
28 MAR 2026
AFTON, WI 53501 weather forecast Day 3, 0 hours 12 AM 28° 21° Clear 0%

0% Thunder
( 0% severe)
NW   7 55% 15°
Low 22° AFTON, WI 53501 weather forecast Day 3, 3 hours 3 AM 25° 21° Clear NW   3 59% 14°
High 49° AFTON, WI 53501 weather forecast Day 3, 6 hours 6 AM 23° 19° Clear 0%

0% Thunder
( 0% severe)
W   2 62% 13°

Partly Cloudy



AFTON, WI 53501 weather forecast Day 3, 9 hours 9 AM 33° 26° Partly Cloudy SW   8 40% 13°
AFTON, WI 53501 weather forecast Day 3, 15 hours 12 PM 43° 36° Partly Cloudy 0%

0% Thunder
( 0% severe)
SSW   13 28% 14°
AFTON, WI 53501 weather forecast Day 3, 18 hours 3 PM 49° 43° Partly Cloudy SSW   15 25% 16°
AFTON, WI 53501 weather forecast Day 3, 21 hours 6 PM 46° 41° Mostly Cloudy     SSW   12 32% 19°

JANESVILLE, WI extended weather forecast

Sunday
29 MAR 2026
Monday
30 MAR 2026
Tuesday
31 MAR 2026
Wednesday
1 APR 2026
Thursday
2 APR 2026
Low 37° Low 50° Low 49° Low 48° Low 37°
High 61° High 69° High 66° High 59° High 46°
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 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
3% Rain
Mostly Cloudy
41% Rain
Overcast
78% Rain
Overcast
66% Rain
Mostly Cloudy
46% Rain/Snow
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