JEFFERSON, WI 53549 Weather Forecast & Current Conditions

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WATERTOWN, WI
Current Weather

4:35 AM CDT JUN 17, 2025
Clear
63°F
Feels Like: 63°F
Dewpoint: 63°F
Rel. Hum.: 100%
Visibility: 10 miles
Wind: Calm
Pressure: 29.78 inches
Last 72 hours

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JEFFERSON, WI 53549
Weather Forecast

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Snow Depth pages
EARLY THIS MORNING
Partly cloudy with a 40 percent chance of light showers and thunderstorms. Southwest winds around 5 mph.
TODAY
Partly sunny. A 40 percent chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. West winds 5 to 10 mph.
TONIGHT
Mostly cloudy. Chance of thunderstorms through around midnight. Chance of showers through the night. Slight chance of thunderstorms early in the morning. Lows in the mid 60s. West winds up to 5 mph shifting to the south after midnight. Chance of precipitation 50 percent.
WEDNESDAY
Not as warm. Showers and chance of thunderstorms. Locally heavy rainfall possible in the afternoon. Highs in the mid 70s. Southeast winds up to 10 mph shifting to the northeast in the afternoon. Chance of precipitation 80 percent.
WEDNESDAY NIGHT
Partly cloudy. A 30 percent chance of showers and thunderstorms through around midnight. Lows around 60. Northwest winds 5 to 10 mph.
JUNETEENTH
Sunny. A 20 percent chance of light showers and thunderstorms in the afternoon. Highs in the lower 80s. West winds 5 to 10 mph.
THURSDAY NIGHT
Partly cloudy with a 30 percent chance of light showers and thunderstorms. Lows in the lower 60s.
FRIDAY
Partly sunny with a 20 percent chance of light showers and thunderstorms. Highs in the mid 80s.
FRIDAY NIGHT
Partly cloudy with a 40 percent chance of light showers and thunderstorms. Lows in the upper 60s.
SATURDAY
Sunny. Highs in the lower 90s.
SATURDAY NIGHT
Clear. Lows in the mid 70s.
SUNDAY
Sunny. Highs in the lower 90s.
SUNDAY NIGHT
Clear. Lows in the mid 70s.

Visible Weather Satellite
JEFFERSON, WI 53549
Infrared Weather Satellite
JEFFERSON, WI 53549
NEXRAD Weather Radar
JEFFERSON, WI 53549

WATERTOWN, WI 3 hourly weather forecast

weather forecast created  6:00 PM MDT  6/16/2025
Tuesday
17 JUN 2025
JEFFERSON, WI 53549 weather forecast Day 1, 0 hours 1 AM 68° 68° Mostly Cloudy 34%
RAIN
.1–.25 in
0% Thunder
( 28% severe)
S   5 81% 62°
Low 67° JEFFERSON, WI 53549 weather forecast Day 1, 3 hours 4 AM 68° 68° Mostly Cloudy SW   6 87% 64°
High 85° JEFFERSON, WI 53549 weather forecast Day 1, 6 hours 7 AM 70° 70° Mostly Cloudy 18%
RAIN
.5–1 in
0% Thunder
( 21% severe)
WSW   7 87% 66°

Partly Cloudy

Chance of Rain

JEFFERSON, WI 53549 weather forecast Day 1, 9 hours 10 AM 77° 79° Partly Cloudy W   9 71% 67°
JEFFERSON, WI 53549 weather forecast Day 1, 12 hours 1 PM 82° 84° Partly Cloudy 37%
RAIN
***
0% Thunder
( 48% severe)
W   9 56% 65°
JEFFERSON, WI 53549 weather forecast Day 1, 15 hours 4 PM 82° 84° Partly Cloudy W   8 55% 64°
JEFFERSON, WI 53549 weather forecast Day 1, 18 hours 7 PM 76° 78° Mostly Cloudy 51%
RAIN
.25–.5 in
0% Thunder
( 23% severe)
NW   5 66% 64°
JEFFERSON, WI 53549 weather forecast Day 1, 21 hours 10 PM 69° 69° Mostly Cloudy SW   2 78% 62°
Wednesday
18 JUN 2025
JEFFERSON, WI 53549 weather forecast Day 2, 0 hours 1 AM 66° 66° Mostly Cloudy 66%
RAIN
***
0% Thunder
( 13% severe)
SW   1 90% 63°
Low 63° JEFFERSON, WI 53549 weather forecast Day 2, 3 hours 4 AM 65° 65° Mostly Cloudy SSE   1 90% 62°
High 76° JEFFERSON, WI 53549 weather forecast Day 2, 6 hours 7 AM 67° 67° Mostly Cloudy 70%
RAIN
***
0% Thunder
( 20% severe)
ESE   3 90% 64°

Mostly Cloudy

Rain Likely

JEFFERSON, WI 53549 weather forecast Day 2, 9 hours 10 AM 71° 71° Mostly Cloudy E   6 79% 64°
JEFFERSON, WI 53549 weather forecast Day 2, 12 hours 1 PM 72° 72° Mostly Cloudy 65%
RAIN
***
0% Thunder
( 32% severe)
E   8 76% 64°
JEFFERSON, WI 53549 weather forecast Day 2, 15 hours 4 PM 73° 73° Mostly Cloudy NE   8 68% 62°
JEFFERSON, WI 53549 weather forecast Day 2, 18 hours 7 PM 71° 71° Mostly Cloudy 32%
RAIN
***
0% Thunder
( 21% severe)
ENE   8 71% 61°
JEFFERSON, WI 53549 weather forecast Day 2, 21 hours 10 PM 65° 65° Partly Cloudy NNW   5 84% 60°

WATERTOWN, WI extended weather forecast

BAD DAY
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Low 64° Low 59° Low 56° Low 61° Low 68°
High 77° High 80° High 76° High 89° High 90°
JEFFERSON, WI 53549 weather forecast Day 3 JEFFERSON, WI 53549 weather forecast Day 4 JEFFERSON, WI 53549 weather forecast Day 5 JEFFERSON, WI 53549 weather forecast Day 6 JEFFERSON, WI 53549 weather forecast Day 7
Overcast
89% Rain
Overcast
66% Rain
Overcast
41% Rain
Mostly Cloudy
39% Rain
Partly Cloudy
19% Rain
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