AFTON, WI 53501 Weather Forecast & Current Conditions

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JANESVILLE, WI
Current Weather

12:30 AM CDT APR 8, 2026
Overcast
34°F
Feels Like: 25°F
Dewpoint: 23°F
Rel. Hum.: 63%
Visibility: 10 miles
Wind: SE at 12 mph
Pressure: 30.31 inches
Last 72 hours

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AFTON, WI 53501
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly cloudy. Numerous snow showers, possibly mixed with rain showers after midnight. Scattered light rain showers early in the morning. Little snow accumulation. Lows around 30. Southeast winds 10 to 15 mph. Chance of precipitation 60 percent.
WEDNESDAY
Warmer, windy. Mostly cloudy in the morning then clearing. Isolated light rain showers in the morning. Highs in the upper 60s. South winds 15 to 30 mph. Chance of showers 20 percent.
WEDNESDAY NIGHT
Not as cool. Breezy. Mostly cloudy until early morning then becoming partly cloudy. Slight chance of thunderstorms through around midnight. Rain showers through the night. Lows in the mid 40s. Southwest winds 15 to 25 mph decreasing to 5 to 15 mph after midnight. Chance of precipitation 80 percent.
THURSDAY
Sunny in the morning then becoming partly sunny. Highs around 60. West winds 5 to 15 mph.
THURSDAY NIGHT
Light rain showers. Lows around 40. North winds up to 5 mph. Chance of showers 90 percent.
FRIDAY
Mostly cloudy with a 20 percent chance of light rain showers in the morning, then mostly sunny in the afternoon. Highs in the mid 50s.
FRIDAY NIGHT
Mostly clear. Lows in the mid 30s.
SATURDAY
Sunny. Highs around 60.
SATURDAY NIGHT
Mostly cloudy with a 50 percent chance of light rain showers. Not as cool. Lows in the upper 40s.
SUNDAY
Mostly cloudy. Chance of light rain showers in the morning, then chance of light rain showers and slight chance of thunderstorms in the afternoon. Warmer. Highs in the mid 70s. Chance of precipitation 50 percent.
SUNDAY NIGHT
Light showers likely and slight chance of thunderstorms. Warmer. Lows in the lower 60s. Chance of precipitation 60 percent.
MONDAY
Partly sunny. Chance of light showers in the morning, then light showers likely and slight chance of thunderstorms in the afternoon. Breezy. Highs in the upper 70s. Chance of precipitation 60 percent.
MONDAY NIGHT
Light rain showers likely and slight chance of thunderstorms through around midnight, then rain showers likely after midnight. Cooler. Lows in the upper 40s. Chance of precipitation 70 percent.

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  7:00 PM CDT  4/ 7/2026
Wednesday
8 APR 2026
AFTON, WI 53501 weather forecast Day 1, 0 hours 1 AM 33° 25° Mostly Cloudy 47%
RAIN/SNOW
1.25–2.5 in
0% Thunder
( 3% severe)
SSE   10 62% 22°
Low 32° AFTON, WI 53501 weather forecast Day 1, 3 hours 4 AM 35° 26° Mostly Cloudy SSE   13 69% 26°
High 67° AFTON, WI 53501 weather forecast Day 1, 6 hours 7 AM 37° 28° Mostly Cloudy 11%
RAIN
<.01 in
0% Thunder
( 3% severe)
SSE   15 66% 27°

Mostly Cloudy




Breezy
AFTON, WI 53501 weather forecast Day 1, 9 hours 10 AM 46° 38° Mostly Cloudy S   20 58% 32°
AFTON, WI 53501 weather forecast Day 1, 12 hours 1 PM 59° 55° Partly Cloudy 13%
RAIN
<.01 in
0% Thunder
( 3% severe)
S   22 47% 39°
AFTON, WI 53501 weather forecast Day 1, 15 hours 4 PM 66° 66° Partly Cloudy SSW   23 40% 41°
AFTON, WI 53501 weather forecast Day 1, 18 hours 7 PM 65° 65° Partly Cloudy 83%
RAIN
***
0% Thunder
( 15% severe)
SSW   20 43% 42°
AFTON, WI 53501 weather forecast Day 1, 21 hours 10 PM 59° 56° Mostly Cloudy SSW   16 62% 46°
Thursday
9 APR 2026
AFTON, WI 53501 weather forecast Day 2, 0 hours 1 AM 53° 49° Mostly Cloudy 49%
RAIN
***
0% Thunder
( 8% severe)
WSW   12 83% 48°
Low 43° AFTON, WI 53501 weather forecast Day 2, 3 hours 4 AM 48° 44° Mostly Cloudy SW   9 86% 44°
High 61° AFTON, WI 53501 weather forecast Day 2, 6 hours 7 AM 45° 41° Partly Cloudy 2%

0% Thunder
( 0% severe)
W   8 86% 41°

Partly Cloudy



AFTON, WI 53501 weather forecast Day 2, 9 hours 10 AM 49° 44° Clear WNW   12 61% 36°
AFTON, WI 53501 weather forecast Day 2, 12 hours 1 PM 56° 53° Partly Cloudy 9%

0% Thunder
( 1% severe)
W   12 42% 33°
AFTON, WI 53501 weather forecast Day 2, 15 hours 4 PM 59° 57° Mostly Cloudy W   10 37% 33°
AFTON, WI 53501 weather forecast Day 2, 18 hours 7 PM 57° 57° Mostly Cloudy 68%
RAIN
***
0% Thunder
( 12% severe)
WNW   5 45% 36°
AFTON, WI 53501 weather forecast Day 2, 21 hours 10 PM 48° 47° Mostly Cloudy NNE   3 74% 40°

JANESVILLE, WI extended weather forecast

BAD DAY
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Low 49° Low 43° Low 36° Low 46° Low 54°
High 62° High 59° High 62° High 71° High 70°
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
67% Rain
Mostly Cloudy
58% Rain
Partly Cloudy
11% Rain
Overcast
52% Rain
Overcast
63% Rain
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