Edgerton, WI Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Edgerton, WI.

Current Conditions — Edgerton, WI

MADISON (KMSN)

Rain and Fog/Mist

55.4 F
Humidity:94%
Wind Speed:SE 16.1 mph
Barometer:29.67 in
Dewpoint:53.6 F
Visibility:3.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 27 2026, 12:05 PM CDT
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5-Day Forecast — Edgerton, WI

Monday

High 66 °F
T-storms
Monday
Night
Low 48 °F
T-storms Likely
Tuesday

High 62 °F
Mostly Cloudy
Tuesday
Night
Low 44 °F
Mostly Cloudy
Wednesday

High 59 °F
Mostly Cloudy
Wednesday
Night
Low 39 °F
Mostly Clear
Thursday

High 57 °F
Slight Chance of Rain Showers
Thursday
Night
Low 37 °F
Mostly Cloudy
Friday

High 55 °F
Mostly Cloudy

Detailed Forecast — Edgerton, WI

Monday
Thunderstorms. High near 66°F. Wind 17 to 22 mph, with gusts as high as 32 mph.
Monday Night
Thunderstorms Likely. Low around 48°F. Wind 14 to 17 mph, with gusts as high as 28 mph.
Tuesday
Mostly Cloudy. High near 62°F. Wind 6 to 16 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly Cloudy. Low around 44°F. Wind 5 to 6 mph, with gusts as high as 12 mph.
Wednesday
Mostly Cloudy. High near 59°F. Wind 7 to 12 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly Clear. Low around 39°F. Wind around 2 mph, with gusts as high as 8 mph.
Thursday
Slight Chance of Rain Showers. High near 57°F. Wind 6 to 10 mph, with gusts as high as 16 mph.
Thursday Night
Mostly Cloudy. Low around 37°F. Wind around 2 mph, with gusts as high as 7 mph.
Friday
Mostly Cloudy. High near 55°F. Wind 6 to 9 mph, with gusts as high as 15 mph.
Friday Night
Mostly Clear. Low around 37°F. Wind around 1 mph, with gusts as high as 6 mph.
Saturday
Partly Sunny. High near 60°F. Wind 5 to 8 mph, with gusts as high as 14 mph.
Saturday Night
Mostly Clear. Low around 41°F. Wind around 3 mph, with gusts as high as 10 mph.
Sunday
Partly Sunny. High near 68°F. Wind 6 to 10 mph, with gusts as high as 17 mph.
WI Radar
Current Radar • WI
Day 1 Outlook • April 27, 2026

Observation History — Edgerton, WI

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
12:05 PM CDT SE 16.1 3.00 Rain and Fog/Mist -- 55.4 53.6 94% NA NA 29.67 1004.7
12:00 PM CDT 15.0 G 20.7 3.00 Rain and Fog/Mist -- 55.4 53.6 94% NA NA 29.69 1005.4
11:45 AM CDT 16.1 4.00 Rain and Fog/Mist -- 55.4 53.6 94% NA NA 29.71 1006.1
11:40 AM CDT 12.7 4.00 Rain and Fog/Mist -- 55.4 53.6 94% NA NA 29.71 1006.1
11:35 AM CDT 15.0 3.50 Rain and Fog/Mist -- 55.4 51.8 88% NA NA 29.71 1006.1
11:30 AM CDT 13.8 4.00 Rain -- 57.2 51.8 82% NA NA 29.71 1006.1
11:25 AM CDT 13.8 5.00 Rain -- 57.2 51.8 82% NA NA 29.71 1006.1
11:20 AM CDT 15.0 5.00 Rain -- 57.2 51.8 82% NA NA 29.71 1006.1
11:15 AM CDT 13.8 5.00 Rain -- 57.2 51.8 82% NA NA 29.72 1006.4
11:00 AM CDT SE 15.0 10.00 Light Rain -- 57.2 51.8 82% NA NA 29.73 1006.8
10:50 AM CDT SE 12.7 10.00 Mostly Cloudy -- 57.2 50.0 77% NA NA 29.73 1006.8
10:40 AM CDT SE 11.5 10.00 Mostly Cloudy -- 57.2 51.8 82% NA NA 29.73 1006.8
10:35 AM CDT SE 12.7 10.00 Mostly Cloudy -- 57.2 51.8 82% NA NA 29.73 1006.8
10:30 AM CDT SE 13.8 10.00 Light Rain -- 57.2 51.8 82% NA NA 29.73 1006.8
10:20 AM CDT SE 11.5 10.00 Light Rain -- 57.2 50.0 77% NA NA 29.73 1006.8
10:15 AM CDT SE 11.5 10.00 Cloudy -- 57.2 50.0 77% NA NA 29.74 1007.1
10:10 AM CDT SE 11.5 10.00 Cloudy -- 57.2 50.0 77% NA NA 29.74 1007.1
10:05 AM CDT 13.8 G 21.9 10.00 Cloudy -- 55.4 50.0 82% NA NA 29.74 1007.1
10:00 AM CDT SE 12.7 10.00 Cloudy -- 55.4 50.0 82% NA NA 29.74 1007.1
09:50 AM CDT SE 12.7 10.00 Cloudy -- 55.4 50.0 82% NA NA 29.74 1007.1
09:40 AM CDT SE 13.8 10.00 Cloudy -- 55.4 50.0 82% NA NA 29.75 1007.5
09:35 AM CDT SE 12.7 G 18.4 10.00 Cloudy -- 55.4 50.0 82% NA NA 29.76 1007.8
09:30 AM CDT SE 16.1 10.00 Cloudy -- 55.4 50.0 82% NA NA 29.75 1007.5
09:20 AM CDT SE 13.8 10.00 Cloudy -- 55.4 48.2 77% NA NA 29.76 1007.8

Regional Weather Observation

MADISON (KMSN)

Rain and Fog/Mist
55.4 F

JANESVILLE/ROCK (KJVL)

Rain
57.2 F

MONROE (KEFT)

Heavy Rain
54.9 F

DELLS/BARABOO (KDLL)

Rain
54.0 F

JUNEAU (KUNU)

Cloudy
52.2 F

WAUKESHA CNTY (KUES)

Light Rain
51.8 F
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