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Sun Prairie, WI

81°F
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Sun Prairie, WI Weather
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Winter Center
Today Hourly

Daily

 Radar MinuteCast Monthly Air Quality Health & Activities

July 15 - August 28

Tue 7/15

86° /68°
5%
Clear and humid

RealFeel®69°

Cloud Cover2%

WindSSW 6 mph

Wind Gusts14 mph

Wed 7/16

86° /61°
98%
More clouds than sun; humid with a couple of showers and a heavy thunderstorm; storms can bring flash flooding and damaging winds

RealFeel®93°

RealFeel Shade™89°

Max UV Index6 (High)

WindSSW 10 mph

Thu 7/17

70° /53°
61%
Cloudy in the morning with a little rain, then times of clouds and sun in the afternoon

RealFeel®71°

RealFeel Shade™67°

Max UV Index4 (Moderate)

WindN 8 mph

Fri 7/18

77° /61°
2%
Mostly sunny, warmer and less humid

RealFeel®87°

RealFeel Shade™76°

Max UV Index10 (Very High)

WindSE 5 mph

Sat 7/19

77° /65°
88%
Humid with a couple of showers and a thunderstorm; cloudy in the morning, then times of clouds and sun in the afternoon

RealFeel®82°

RealFeel Shade™80°

Max UV Index4 (Moderate)

WindSSW 7 mph

Sun 7/20

81° /59°
3%
Pleasant with clouds and sunshine

RealFeel®86°

RealFeel Shade™79°

Max UV Index7 (High)

WindENE 6 mph

Mon 7/21

76° /65°
10%
Sun and areas of high clouds in the morning; mostly cloudy in the afternoon

RealFeel®87°

RealFeel Shade™77°

Max UV Index7 (High)

WindSE 4 mph

Tue 7/22

84° /70°
40%
Watch for a strong thunderstorm in the morning; humid with clouds and breaks of sun

RealFeel®94°

RealFeel Shade™90°

Max UV Index5 (Moderate)

WindS 9 mph

Wed 7/23

87° /69°
7%
Warm and very humid with plenty of sunshine

RealFeel®102°

RealFeel Shade™96°

Max UV Index9 (Very High)

WindSW 12 mph

Thu 7/24

84° /66°
1%
Humid with plenty of sun

RealFeel®95°

RealFeel Shade™87°

Max UV Index9 (Very High)

WindNW 7 mph

Fri 7/25

83° /66°
2%
Uncomfortably humid with decreasing clouds

RealFeel®100°

RealFeel Shade™90°

Max UV Index9 (Very High)

WindNW 4 mph

Sat 7/26

83° /64°
40%
A morning shower in spots; otherwise, humid with some sunshine

RealFeel®91°

RealFeel Shade™84°

Max UV Index9 (Very High)

WindSE 7 mph

Sun 7/27

84° /66°
9%
Sunny to partly cloudy and humid

RealFeel®93°

RealFeel Shade™89°

Max UV Index9 (Very High)

WindSSW 9 mph

Mon 7/28

80° /61°
55%
A couple of showers in the morning; otherwise, mostly cloudy and humid

RealFeel®88°

RealFeel Shade™86°

Max UV Index3 (Moderate)

WindNW 6 mph

Tue 7/29

78° /62°
20%
Mostly sunny and less humid

RealFeel®80°

RealFeel Shade™74°

Max UV Index9 (Very High)

WindW 12 mph

Wed 7/30

77° /59°
20%
Mostly sunny

RealFeel®79°

RealFeel Shade™74°

Max UV Index9 (Very High)

WindWNW 9 mph

Thu 7/31

76° /57°
20%
Mostly sunny

RealFeel®83°

RealFeel Shade™74°

Max UV Index9 (Very High)

WindWNW 5 mph

Fri 8/1

77° /61°
25%
Mostly cloudy

RealFeel®77°

RealFeel Shade™74°

Max UV Index2 (Low)

WindSSW 6 mph

Sat 8/2

77° /61°
20%
Sunshine and a few clouds

RealFeel®86°

RealFeel Shade™76°

Max UV Index9 (Very High)

WindSSW 4 mph

Sun 8/3

80° /63°
25%
Mostly sunny

RealFeel®85°

RealFeel Shade™79°

Max UV Index9 (Very High)

WindN 6 mph

Mon 8/4

77° /59°
25%
Mostly cloudy and less humid

RealFeel®80°

RealFeel Shade™76°

Max UV Index6 (High)

WindNE 5 mph

Tue 8/5

76° /57°
20%
Turning cloudy

RealFeel®84°

RealFeel Shade™75°

Max UV Index9 (Very High)

WindSSW 5 mph

Wed 8/6

77° /62°
10%
Mostly sunny

RealFeel®80°

RealFeel Shade™74°

Max UV Index8 (Very High)

WindSSW 8 mph

Thu 8/7

81° /64°
70%
Cloudy and humid; afternoon showers and thunderstorms

RealFeel®82°

RealFeel Shade™82°

Max UV Index2 (Low)

WindSW 7 mph

Fri 8/8

77° /64°
25%
Humid with times of clouds and sun

RealFeel®81°

RealFeel Shade™79°

Max UV Index4 (Moderate)

WindSW 5 mph

Sat 8/9

83° /65°
40%
Mostly cloudy and humid with a thundershower in spots

RealFeel®89°

RealFeel Shade™89°

Max UV Index2 (Low)

WindWSW 9 mph

Sun 8/10

84° /64°
25%
Cloudy and humid

RealFeel®87°

RealFeel Shade™87°

Max UV Index3 (Moderate)

WindE 9 mph

Mon 8/11

83° /65°
40%
Clouds and sun with a shower in places; humid

RealFeel®88°

RealFeel Shade™87°

Max UV Index3 (Moderate)

WindSSW 13 mph

Tue 8/12

84° /64°
25%
Humid with a blend of sun and clouds

RealFeel®87°

RealFeel Shade™84°

Max UV Index4 (Moderate)

WindSW 16 mph

Wed 8/13

83° /63°
25%
Mostly cloudy and less humid

RealFeel®82°

RealFeel Shade™81°

Max UV Index3 (Moderate)

WindNE 8 mph

Thu 8/14

76° /63°
70%
Cloudy and not as warm but humid with showers and thunderstorms becoming more widespread

RealFeel®78°

RealFeel Shade™78°

Max UV Index2 (Low)

WindS 8 mph

Fri 8/15

79° /62°
25%
Humid with intervals of clouds and sunshine

RealFeel®85°

RealFeel Shade™81°

Max UV Index5 (Moderate)

WindWNW 4 mph

Sat 8/16

78° /63°
25%
Turning cloudy

RealFeel®79°

RealFeel Shade™79°

Max UV Index4 (Moderate)

WindNE 5 mph

Sun 8/17

76° /62°
20%
Partly sunny

RealFeel®82°

RealFeel Shade™76°

Max UV Index8 (Very High)

WindESE 6 mph

Mon 8/18

79° /63°
20%
Sunny to partly cloudy and humid

RealFeel®85°

RealFeel Shade™81°

Max UV Index7 (High)

WindSSE 7 mph

Tue 8/19

82° /64°
25%
Mostly cloudy and humid

RealFeel®86°

RealFeel Shade™86°

Max UV Index4 (Moderate)

WindS 9 mph

Wed 8/20

83° /64°
25%
Mostly cloudy and humid

RealFeel®89°

RealFeel Shade™86°

Max UV Index3 (Moderate)

WindW 6 mph

Thu 8/21

82° /63°
25%
Clouds giving way to some sun and humid

RealFeel®90°

RealFeel Shade™89°

Max UV Index4 (Moderate)

WindSSE 6 mph

Fri 8/22

82° /64°
63%
Mostly cloudy and humid with a couple of showers and a thunderstorm

RealFeel®87°

RealFeel Shade™87°

Max UV Index2 (Low)

WindSW 10 mph

Sat 8/23

81° /63°
63%
Considerable clouds with a couple of showers and a thunderstorm; humid

RealFeel®88°

RealFeel Shade™88°

Max UV Index2 (Low)

WindW 2 mph

Sun 8/24

81° /63°
25%
Mostly cloudy and humid

RealFeel®87°

RealFeel Shade™87°

Max UV Index2 (Low)

WindSE 7 mph

Mon 8/25

82° /60°
64%
Partly sunny and humid with a couple of showers and a thunderstorm, mainly later

RealFeel®92°

RealFeel Shade™89°

Max UV Index7 (High)

WindSSE 4 mph

Tue 8/26

82° /62°
25%
Sunny much of the time and humid

RealFeel®88°

RealFeel Shade™86°

Max UV Index7 (High)

WindS 8 mph

Wed 8/27

80° /58°
3%
Mostly sunny and humid

RealFeel®88°

RealFeel Shade™85°

Max UV Index7 (High)

WindS 7 mph

Thu 8/28

81° /54°
25%
Partly sunny and humid

RealFeel®86°

RealFeel Shade™83°

Max UV Index7 (High)

WindWSW 9 mph

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World North America United States Wisconsin Sun Prairie

Weather Near Sun Prairie:

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