Deer Park, IL

Clouds and sun with a strong thunderstorm in spots; humid; any downpour can bring localized damaging wind gusts

RealFeel®108°

RealFeel Shade™101°

Max UV Index9 (Very High)

WindSW 10 mph

Thu 7/24

98° /74°

Mostly sunny and very hot; danger of dehydration and heatstroke if outside for extended periods of time

RealFeel®106°

RealFeel Shade™100°

Max UV Index10 (Very High)

WindSW 10 mph

Fri 7/25

86° /69°

59%

Considerable cloudiness, very humid and not as hot with a thunderstorm in the area

RealFeel®96°

RealFeel Shade™91°

Max UV Index4 (Moderate)

WindWNW 8 mph

Sat 7/26

83° /68°

58%

Mainly cloudy and humid with a thunderstorm in the area

RealFeel®90°

RealFeel Shade™86°

Max UV Index4 (Moderate)

WindENE 8 mph

Sun 7/27

84° /67°

A thunderstorm around in the morning; otherwise, humid with decreasing clouds

RealFeel®91°

RealFeel Shade™86°

Max UV Index9 (Very High)

WindNW 7 mph

Mon 7/28

86° /68°

Mostly sunny

RealFeel®95°

RealFeel Shade™89°

Max UV Index9 (Very High)

WindWNW 4 mph

Tue 7/29

85° /65°

Humid with times of clouds and sun; watch for a strong morning thunderstorm followed by a thunderstorm in spots in the afternoon

RealFeel®89°

RealFeel Shade™85°

Max UV Index6 (High)

WindNNE 7 mph

Wed 7/30

83° /66°

63%

Mostly cloudy; a passing morning shower followed by a couple of thunderstorms in the afternoon

RealFeel®85°

RealFeel Shade™81°

Max UV Index6 (High)

WindW 6 mph

Thu 7/31

83° /68°

39%

Mostly sunny with a shower in spots

RealFeel®85°

RealFeel Shade™80°

Max UV Index8 (Very High)

WindNE 8 mph

Fri 8/1

85° /68°

Sunshine and a few clouds

RealFeel®93°

RealFeel Shade™83°

Max UV Index9 (Very High)

WindESE 4 mph

Sat 8/2

82° /62°

65%

Cloudy and humid with a couple of showers and a thunderstorm

RealFeel®85°

RealFeel Shade™85°

Max UV Index2 (Low)

WindSE 10 mph

Sun 8/3

78° /65°

61%

A couple of morning showers and a thunderstorm; otherwise, humid with a blend of sun and clouds

RealFeel®91°

RealFeel Shade™83°

Max UV Index6 (High)

WindS 5 mph

Mon 8/4

81° /66°

59%

A brief morning shower; otherwise, humid with intervals of clouds and sun

RealFeel®85°

RealFeel Shade™83°

Max UV Index5 (Moderate)

WindSW 8 mph

Tue 8/5

81° /66°

57%

A couple of showers in the morning; otherwise, mostly cloudy and humid

RealFeel®84°

RealFeel Shade™81°

Max UV Index3 (Moderate)

WindWSW 9 mph

Wed 8/6

82° /63°

Abundant sunshine and less humid

RealFeel®88°

RealFeel Shade™81°

Max UV Index9 (Very High)

WindNW 5 mph

Thu 8/7

77° /63°

Intervals of clouds and sunshine

RealFeel®79°

RealFeel Shade™78°

Max UV Index4 (Moderate)

WindS 5 mph

Fri 8/8

77° /65°

56%

Humid with times of clouds and sun; a couple of afternoon thundershowers

RealFeel®84°

RealFeel Shade™77°

Max UV Index9 (Very High)

WindNNE 7 mph

Sat 8/9

78° /64°

Turning cloudy and humid

RealFeel®85°

RealFeel Shade™78°

Max UV Index8 (Very High)

WindNE 7 mph

Sun 8/10

77° /65°

Mostly sunny with a thundershower in spots in the afternoon

RealFeel®87°

RealFeel Shade™77°

Max UV Index8 (Very High)

WindENE 5 mph

Mon 8/11

77° /64°

10%

Sunshine

RealFeel®87°

RealFeel Shade™76°

Max UV Index8 (Very High)

WindSE 4 mph

Tue 8/12

79° /65°

Clouds to start, then sunshine returns and humid

RealFeel®87°

RealFeel Shade™79°

Max UV Index8 (Very High)

WindSSW 6 mph

Wed 8/13

83° /66°

Mostly cloudy and humid

RealFeel®86°

RealFeel Shade™84°

Max UV Index2 (Low)

WindS 7 mph

Thu 8/14

81° /64°

65%

Cloudy and humid; a couple of showers and a thunderstorm in the afternoon

RealFeel®83°

RealFeel Shade™82°

Max UV Index2 (Low)

WindSW 13 mph

Fri 8/15

76° /62°

69%

Considerable cloudiness with periods of rain in the afternoon

RealFeel®78°

RealFeel Shade™73°

Max UV Index3 (Moderate)

WindNNE 6 mph

Sat 8/16

75° /61°

59%

Occasional rain

RealFeel®77°

RealFeel Shade™77°

Max UV Index2 (Low)

WindSE 6 mph

Sun 8/17

76° /58°

Intervals of clouds and sunshine

RealFeel®77°

RealFeel Shade™74°

Max UV Index5 (Moderate)

WindNNW 7 mph

Mon 8/18

75° /60°

Sunny to partly cloudy

RealFeel®80°

RealFeel Shade™73°

Max UV Index8 (Very High)

WindNE 7 mph

Tue 8/19

76° /63°

Partly sunny

RealFeel®79°

RealFeel Shade™73°

Max UV Index8 (Very High)

WindESE 8 mph

Wed 8/20

76° /63°

10%

Mostly sunny

RealFeel®83°

RealFeel Shade™74°

Max UV Index8 (Very High)

WindESE 6 mph

Thu 8/21

79° /64°

Partly sunny

RealFeel®86°

RealFeel Shade™80°

Max UV Index7 (High)

WindWSW 2 mph

Fri 8/22

82° /63°

Humid with clouds and sun

RealFeel®83°

RealFeel Shade™81°

Max UV Index4 (Moderate)

WindNE 8 mph

Sat 8/23

76° /62°

Turning cloudy

RealFeel®78°

RealFeel Shade™77°

Max UV Index4 (Moderate)

WindSE 4 mph

Sun 8/24

82° /65°

70%

Cloudy and humid with showers and thunderstorms becoming more widespread

RealFeel®81°

RealFeel Shade™81°

Max UV Index2 (Low)

WindSW 14 mph

Mon 8/25

82° /62°

Mostly cloudy

RealFeel®81°

RealFeel Shade™81°

Max UV Index4 (Moderate)

WindN 8 mph

Tue 8/26

75° /60°

Sunshine and a few clouds

RealFeel®84°

RealFeel Shade™73°

Max UV Index7 (High)

WindNE 2 mph

Wed 8/27

80° /64°

65%

A couple of showers in the morning; otherwise, rather cloudy and humid

RealFeel®80°

RealFeel Shade™79°

Max UV Index2 (Low)

WindSW 13 mph

Thu 8/28

82° /63°

Plenty of sunshine

RealFeel®86°

RealFeel Shade™80°

Max UV Index7 (High)

WindWNW 6 mph

Fri 8/29

80° /63°

Increasing cloudiness

RealFeel®81°

RealFeel Shade™80°

Max UV Index5 (Moderate)

WindSW 1 mph

Sat 8/30

81° /62°