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LaSalle, IL

73°F
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LaSalle, IL Weather
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Winter Center
Today Hourly

Daily

 Radar MinuteCast Monthly Air Quality Health & Activities

July 20 - September 2

Sun 7/20

78° /64°
99%
Mostly cloudy and humid with a couple of heavy thunderstorms; watch for flash flooding

RealFeel®84°

RealFeel Shade™82°

Max UV Index2 (Low)

WindE 7 mph

Mon 7/21

84° /66°
95%
Cloudy and humid with a couple of showers and a heavy thunderstorm; watch for flash flooding

RealFeel®91°

RealFeel Shade™88°

Max UV Index5 (Moderate)

WindE 7 mph

Tue 7/22

85° /72°
87%
Clouds and breaks of sun; very humid with a thunderstorm

RealFeel®98°

RealFeel Shade™92°

Max UV Index3 (Moderate)

WindSSE 5 mph

Wed 7/23

94° /71°
80%
Partly sunny, hot and very humid with a thunderstorm; danger of dehydration and heatstroke if outside for extended periods of time

RealFeel®110°

RealFeel Shade™103°

Max UV Index10 (Very High)

WindS 7 mph

Thu 7/24

93° /70°
1%
Plenty of sun, hot and very humid

RealFeel®106°

RealFeel Shade™99°

Max UV Index10 (Very High)

WindSW 8 mph

Fri 7/25

88° /70°
63%
Warm and very humid with times of clouds and sun; a couple of afternoon thunderstorms

RealFeel®104°

RealFeel Shade™97°

Max UV Index10 (Very High)

WindW 6 mph

Sat 7/26

87° /68°
72%
Partly sunny and very humid with a couple of thunderstorms, especially late in the day

RealFeel®103°

RealFeel Shade™96°

Max UV Index10 (Very High)

WindESE 5 mph

Sun 7/27

86° /67°
57%
Very humid with variable cloudiness; a couple of morning showers followed by a thunderstorm in spots in the afternoon

RealFeel®101°

RealFeel Shade™93°

Max UV Index7 (High)

WindNW 4 mph

Mon 7/28

89° /68°
2%
Partly sunny, warm and humid

RealFeel®105°

RealFeel Shade™97°

Max UV Index5 (Moderate)

WindNE 2 mph

Tue 7/29

82° /63°
55%
A little rain in the morning; otherwise, mostly cloudy and humid

RealFeel®89°

RealFeel Shade™82°

Max UV Index9 (Very High)

WindNW 7 mph

Wed 7/30

83° /62°
57%
Humid with clouds breaking for some sun; a little morning rain followed by a shower in spots in the afternoon

RealFeel®100°

RealFeel Shade™92°

Max UV Index6 (High)

WindNNE 2 mph

Thu 7/31

83° /63°
71%
Mostly cloudy and humid; periods of rain in the afternoon

RealFeel®99°

RealFeel Shade™91°

Max UV Index9 (Very High)

WindNW 2 mph

Fri 8/1

84° /62°
64%
Clouds and breaks of sun with a couple of showers and a thunderstorm in the afternoon

RealFeel®84°

RealFeel Shade™84°

Max UV Index6 (High)

WindSW 8 mph

Sat 8/2

80° /66°
63%
Cloudy and humid with a couple of showers and a thunderstorm

RealFeel®82°

RealFeel Shade™82°

Max UV Index2 (Low)

WindSSE 9 mph

Sun 8/3

79° /65°
55%
A morning thundershower; otherwise, partly sunny and humid

RealFeel®91°

RealFeel Shade™85°

Max UV Index9 (Very High)

WindS 6 mph

Mon 8/4

82° /66°
25%
Mostly sunny and humid

RealFeel®90°

RealFeel Shade™85°

Max UV Index9 (Very High)

WindSSW 8 mph

Tue 8/5

82° /66°
25%
Mostly cloudy and humid

RealFeel®85°

RealFeel Shade™85°

Max UV Index2 (Low)

WindWSW 10 mph

Wed 8/6

83° /64°
5%
Plenty of sunshine

RealFeel®92°

RealFeel Shade™83°

Max UV Index9 (Very High)

WindNW 4 mph

Thu 8/7

79° /65°
56%
Cloudy; a couple of showers in the morning followed by a little rain in the afternoon

RealFeel®80°

RealFeel Shade™80°

Max UV Index2 (Low)

WindSSE 6 mph

Fri 8/8

78° /65°
60%
Mostly cloudy and humid; a little afternoon rain

RealFeel®87°

RealFeel Shade™80°

Max UV Index9 (Very High)

WindN 6 mph

Sat 8/9

78° /64°
25%
Humid with clouds and sunshine

RealFeel®81°

RealFeel Shade™79°

Max UV Index4 (Moderate)

WindNE 6 mph

Sun 8/10

79° /64°
25%
Sunny

RealFeel®86°

RealFeel Shade™80°

Max UV Index9 (Very High)

WindENE 6 mph

Mon 8/11

79° /63°
10%
Sunny

RealFeel®87°

RealFeel Shade™79°

Max UV Index8 (Very High)

WindESE 5 mph

Tue 8/12

80° /65°
25%
Humid with clouds to start, then sunshine returns

RealFeel®88°

RealFeel Shade™82°

Max UV Index8 (Very High)

WindS 6 mph

Wed 8/13

83° /66°
25%
Humid with considerable cloudiness

RealFeel®86°

RealFeel Shade™85°

Max UV Index2 (Low)

WindSSE 8 mph

Thu 8/14

83° /64°
70%
A thick cloud cover and humid; afternoon showers and thunderstorms

RealFeel®83°

RealFeel Shade™83°

Max UV Index2 (Low)

WindWSW 10 mph

Fri 8/15

77° /61°
25%
Remaining cloudy and less humid

RealFeel®77°

RealFeel Shade™77°

Max UV Index3 (Moderate)

WindWNW 5 mph

Sat 8/16

77° /60°
62%
Times of clouds and sun with a couple of showers in the afternoon

RealFeel®80°

RealFeel Shade™76°

Max UV Index3 (Moderate)

WindN 4 mph

Sun 8/17

78° /58°
25%
Mostly cloudy

RealFeel®76°

RealFeel Shade™76°

Max UV Index3 (Moderate)

WindNNW 6 mph

Mon 8/18

76° /59°
5%
Sunshine

RealFeel®81°

RealFeel Shade™74°

Max UV Index8 (Very High)

WindNE 7 mph

Tue 8/19

77° /64°
25%
Mostly cloudy

RealFeel®76°

RealFeel Shade™76°

Max UV Index3 (Moderate)

WindE 9 mph

Wed 8/20

78° /64°
20%
Mostly sunny

RealFeel®83°

RealFeel Shade™77°

Max UV Index8 (Very High)

WindESE 6 mph

Thu 8/21

80° /63°
20%
Partly sunny

RealFeel®88°

RealFeel Shade™83°

Max UV Index8 (Very High)

WindE 2 mph

Fri 8/22

84° /64°
55%
A passing morning shower; otherwise, humid with some sun

RealFeel®87°

RealFeel Shade™85°

Max UV Index5 (Moderate)

WindNE 7 mph

Sat 8/23

80° /63°
25%
Turning out cloudy and less humid

RealFeel®86°

RealFeel Shade™80°

Max UV Index7 (High)

WindSE 6 mph

Sun 8/24

84° /65°
55%
Humid with a thick cloud cover; a shower in spots in the morning followed by a little rain in the afternoon

RealFeel®83°

RealFeel Shade™83°

Max UV Index2 (Low)

WindSW 14 mph

Mon 8/25

84° /64°
25%
Cloudy

RealFeel®82°

RealFeel Shade™82°

Max UV Index2 (Low)

WindNNE 8 mph

Tue 8/26

77° /60°
5%
Plenty of sunshine

RealFeel®84°

RealFeel Shade™75°

Max UV Index7 (High)

WindESE 5 mph

Wed 8/27

82° /64°
58%
Mostly cloudy and humid; a morning thundershower followed by a thunderstorm in the afternoon

RealFeel®85°

RealFeel Shade™83°

Max UV Index2 (Low)

WindSW 13 mph

Thu 8/28

84° /63°
20%
Less humid with plenty of sunshine

RealFeel®88°

RealFeel Shade™82°

Max UV Index7 (High)

WindNW 6 mph

Fri 8/29

82° /63°
20%
Sunshine and a few clouds

RealFeel®87°

RealFeel Shade™81°

Max UV Index7 (High)

WindESE 4 mph

Sat 8/30

83° /64°
63%
Mostly cloudy with a couple of showers and a thunderstorm, mainly later

RealFeel®82°

RealFeel Shade™82°

Max UV Index2 (Low)

WindSE 7 mph

Sun 8/31

84° /64°
5%
Plenty of sunshine

RealFeel®85°

RealFeel Shade™82°

Max UV Index7 (High)

WindSSE 12 mph

Mon 9/1

85° /61°
1%
Sunny and humid

RealFeel®88°

RealFeel Shade™86°

Max UV Index7 (High)

WindS 10 mph

Tue 9/2

84° /63°
2%
Mostly sunny and humid

RealFeel®86°

RealFeel Shade™84°

Max UV Index7 (High)

WindS 12 mph

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World North America United States Illinois LaSalle

Weather Near LaSalle:

  • Chicago, IL
  • Joliet, IL
  • Naperville, IL
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