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El Nino to play a major role this hurricane season. Here's how many storms AccuWeather experts are predicting. Chevron right

Sun Prairie, WI

44°F
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Sun Prairie

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Sun Prairie, WI Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

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March 28 - April 26

Sat 3/28

49° /35°
0%
Mostly sunny and breezy

RealFeel®42°

RealFeel Shade™39°

Max UV Index5.0 (Moderate)

WindSSW 12 mph

Sun 3/29

66° /41°
0%
Breezy and warmer with times of clouds and sun

RealFeel®64°

RealFeel Shade™62°

Max UV Index4.0 (Moderate)

WindSSW 14 mph

Mon 3/30

74° /56°
5%
Very warm with times of clouds and sun; breezy in the afternoon

RealFeel®72°

RealFeel Shade™70°

Max UV Index4.0 (Moderate)

WindSSW 13 mph

Tue 3/31

63° /31°
91%
Cloudy and windy with a couple of heavy thunderstorms; there can be damaging winds, hail and even an isolated tornado

RealFeel®58°

RealFeel Shade™57°

Max UV Index2.0 (Low)

WindWNW 16 mph

Wed 4/1

42° /29°
6%
Cooler with clouds and sun

RealFeel®38°

RealFeel Shade™34°

Max UV Index5.0 (Moderate)

WindENE 12 mph

Thu 4/2

41° /31°
62%
Cloudy, breezy and cold; occasional afternoon rain and drizzle

RealFeel®30°

RealFeel Shade™30°

Max UV Index1.0 (Low)

WindE 15 mph

Fri 4/3

53° /40°
19%
Low clouds

RealFeel®53°

RealFeel Shade™53°

Max UV Index1.0 (Low)

WindSE 5 mph

Sat 4/4

58° /37°
75%
Cloudy; morning showers followed by rain and a thunderstorm in the afternoon

RealFeel®50°

RealFeel Shade™50°

Max UV Index1.0 (Low)

WindS 13 mph

Sun 4/5

51° /32°
49%
A morning shower in spots; otherwise, a thick cloud cover

RealFeel®48°

RealFeel Shade™48°

Max UV Index1.0 (Low)

WindN 10 mph

Mon 4/6

49° /33°
75%
Rain

RealFeel®38°

RealFeel Shade™38°

Max UV Index1.0 (Low)

WindN 17 mph

Tue 4/7

50° /34°
1%
Times of clouds and sun

RealFeel®60°

RealFeel Shade™51°

Max UV Index6.0 (High)

WindSSW 4 mph

Wed 4/8

53° /36°
1%
Mostly sunny

RealFeel®63°

RealFeel Shade™54°

Max UV Index6.0 (High)

WindSW 4 mph

Thu 4/9

55° /36°
7%
Mostly cloudy

RealFeel®62°

RealFeel Shade™55°

Max UV Index3.0 (Moderate)

WindS 4 mph

Fri 4/10

54° /34°
5%
Plenty of sunshine

RealFeel®59°

RealFeel Shade™52°

Max UV Index6.0 (High)

WindENE 7 mph

Sat 4/11

57° /39°
25%
Mostly cloudy

RealFeel®54°

RealFeel Shade™52°

Max UV Index2.0 (Low)

WindESE 10 mph

Sun 4/12

62° /38°
25%
Mostly cloudy

RealFeel®59°

RealFeel Shade™59°

Max UV Index2.0 (Low)

WindWNW 14 mph

Mon 4/13

54° /35°
20%
After a cloudy start, sunshine returns

RealFeel®65°

RealFeel Shade™56°

Max UV Index7.0 (High)

WindE 4 mph

Tue 4/14

55° /29°
25%
Partial sunshine

RealFeel®53°

RealFeel Shade™49°

Max UV Index7.0 (High)

WindWNW 12 mph

Wed 4/15

49° /28°
10%
Sunny

RealFeel®54°

RealFeel Shade™49°

Max UV Index7.0 (High)

WindNNW 8 mph

Thu 4/16

49° /38°
25%
Considerable cloudiness

RealFeel®44°

RealFeel Shade™44°

Max UV Index2.0 (Low)

WindSSW 9 mph

Fri 4/17

54° /35°
25%
Mostly cloudy

RealFeel®58°

RealFeel Shade™57°

Max UV Index2.0 (Low)

WindSW 4 mph

Sat 4/18

56° /39°
25%
Mostly cloudy

RealFeel®54°

RealFeel Shade™52°

Max UV Index2.0 (Low)

WindNE 9 mph

Sun 4/19

56° /35°
60%
Cloudy; a morning shower in spots followed by a little rain in the afternoon

RealFeel®53°

RealFeel Shade™53°

Max UV Index2.0 (Low)

WindESE 6 mph

Mon 4/20

52° /37°
57%
A touch of rain in the morning; otherwise, mostly cloudy and windy

RealFeel®44°

RealFeel Shade™42°

Max UV Index3.0 (Moderate)

WindWSW 20 mph

Tue 4/21

54° /36°
70%
Mostly cloudy with showers and thunderstorms in the afternoon

RealFeel®57°

RealFeel Shade™54°

Max UV Index2.0 (Low)

WindNW 5 mph

Wed 4/22

52° /32°
5%
Plenty of sunshine

RealFeel®60°

RealFeel Shade™49°

Max UV Index7.0 (High)

WindWNW 6 mph

Thu 4/23

56° /41°
25%
Clouds rolling in

RealFeel®51°

RealFeel Shade™50°

Max UV Index5.0 (Moderate)

WindSSE 10 mph

Fri 4/24

60° /45°
55%
Cloudy with a touch of rain

RealFeel®55°

RealFeel Shade™55°

Max UV Index2.0 (Low)

WindSSW 15 mph

Sat 4/25

65° /38°
61%
Occasional rain

RealFeel®62°

RealFeel Shade™61°

Max UV Index2.0 (Low)

WindNE 12 mph

Sun 4/26

56° /39°
60%
Showers in the morning; otherwise, rather cloudy

RealFeel®55°

RealFeel Shade™53°

Max UV Index2.0 (Low)

WindWNW 9 mph

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Weather Near Sun Prairie:

  • Janesville, WI
  • Madison, WI
  • Rockford, IL
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