Cloudy and cooler but humid with a couple of heavy thunderstorms; storms can bring flooding downpours, hail, damaging wind gusts, and an isolated tornado

RealFeel®80°

RealFeel Shade™78°

Max UV Index3 (Moderate)

WindSW 12 mph

Thu 6/19

81° /63°

25%

Sunny to partly cloudy and pleasant

RealFeel®87°

RealFeel Shade™78°

Max UV Index10 (Very High)

WindWNW 9 mph

Fri 6/20

89° /71°

22%

Partly sunny, warm and humid

RealFeel®95°

RealFeel Shade™89°

Max UV Index10 (Very High)

WindESE 7 mph

Sat 6/21

92° /72°

Partly sunny, windy and humid

RealFeel®98°

RealFeel Shade™94°

Max UV Index10 (Very High)

WindSSW 18 mph

Sun 6/22

95° /74°

12%

Mostly sunny and hot

RealFeel®100°

RealFeel Shade™96°

Max UV Index10 (Very High)

WindSW 16 mph

Mon 6/23

96° /73°

Very hot with blazing sunshine

RealFeel®98°

RealFeel Shade™94°

Max UV Index10 (Very High)

WindWSW 10 mph

Tue 6/24

85° /66°

40%

Not as hot with variable cloudiness; watch for a strong afternoon thunderstorm

RealFeel®88°

RealFeel Shade™84°

Max UV Index10 (Very High)

WindSW 10 mph

Wed 6/25

83° /65°

57%

Cloudy with a passing shower in the afternoon

RealFeel®84°

RealFeel Shade™81°

Max UV Index3 (Moderate)

WindENE 8 mph

Thu 6/26

86° /68°

43%

Cloudy and humid; a morning shower in spots followed by a thunderstorm in spots in the afternoon

RealFeel®91°

RealFeel Shade™88°

Max UV Index6 (High)

WindS 10 mph

Fri 6/27

84° /67°

Humid with intervals of clouds and sunshine

RealFeel®96°

RealFeel Shade™91°

Max UV Index10 (Very High)

WindNW 8 mph

Sat 6/28

85° /66°

60%

A little rain in the morning; otherwise, mainly cloudy and humid

RealFeel®92°

RealFeel Shade™85°

Max UV Index5 (Moderate)

WindE 7 mph

Sun 6/29

83° /60°

20%

Humid with plenty of sunshine

RealFeel®89°

RealFeel Shade™85°

Max UV Index10 (Very High)

WindSW 12 mph

Mon 6/30

88° /67°

Warm and humid with plenty of sunshine

RealFeel®96°

RealFeel Shade™92°

Max UV Index10 (Very High)

WindWSW 8 mph

Tue 7/1

88° /66°

10%

Brilliant sunshine, warm and humid

RealFeel®94°

RealFeel Shade™89°

Max UV Index10 (Very High)

WindSW 9 mph

Wed 7/2

87° /66°

65%

Partly sunny, humid and remaining warm; a couple of afternoon showers and a thunderstorm

RealFeel®97°

RealFeel Shade™93°

Max UV Index10 (Very High)

WindSW 6 mph

Thu 7/3

87° /65°

25%

Humid with clouds and sunshine

RealFeel®95°

RealFeel Shade™92°

Max UV Index4 (Moderate)

WindSE 5 mph

Fri 7/4

86° /67°

10%

Mostly sunny and uncomfortably humid

RealFeel®95°

RealFeel Shade™91°

Max UV Index10 (Very High)

WindSSW 8 mph

Sat 7/5

87° /66°

57%

A passing morning shower; otherwise, very humid with sunshine and a few clouds

RealFeel®99°

RealFeel Shade™95°

Max UV Index10 (Very High)

WindWSW 4 mph

Sun 7/6

87° /67°

20%

Uncomfortably humid with intervals of clouds and sunshine

RealFeel®96°

RealFeel Shade™93°

Max UV Index5 (Moderate)

WindS 6 mph

Mon 7/7

88° /67°

Warm and humid with brilliant sunshine

RealFeel®97°

RealFeel Shade™93°

Max UV Index10 (Very High)

WindSSW 6 mph

Tue 7/8

89° /66°

39%

Warm and humid with more clouds than sun; a thunderstorm in spots in the afternoon

RealFeel®94°

RealFeel Shade™94°

Max UV Index7 (High)

WindENE 8 mph

Wed 7/9

87° /65°

25%

Cloudy and less humid

RealFeel®86°

RealFeel Shade™86°

Max UV Index3 (Moderate)

WindNE 8 mph

Thu 7/10

80° /64°

20%

Partly sunny

RealFeel®88°

RealFeel Shade™80°

Max UV Index10 (Very High)

WindE 5 mph

Fri 7/11

84° /66°

66%

Mostly cloudy and humid; a couple of morning thunderstorms followed by periods of rain in the afternoon

RealFeel®93°

RealFeel Shade™91°

Max UV Index3 (Moderate)

WindS 12 mph

Sat 7/12

86° /67°

Humid with abundant sunshine

RealFeel®93°

RealFeel Shade™90°

Max UV Index10 (Very High)

WindSW 15 mph

Sun 7/13

87° /66°

20%

Mostly sunny and humid

RealFeel®96°

RealFeel Shade™89°

Max UV Index10 (Very High)

WindW 2 mph

Mon 7/14

85° /66°

25%

Humid with increasing clouds

RealFeel®92°

RealFeel Shade™92°

Max UV Index5 (Moderate)

WindSSW 8 mph

Tue 7/15

88° /67°

61%

Warm with a blend of sun and clouds; a couple of showers and a thunderstorm in the afternoon

RealFeel®94°

RealFeel Shade™89°

Max UV Index10 (Very High)

WindSW 9 mph

Wed 7/16

88° /65°

Plenty of sunshine

RealFeel®92°

RealFeel Shade™86°

Max UV Index10 (Very High)

WindNNW 6 mph

Thu 7/17

83° /65°

10%

Mostly sunny

RealFeel®90°

RealFeel Shade™81°

Max UV Index10 (Very High)

WindNNE 5 mph

Fri 7/18

81° /62°

20%

Abundant sunshine

RealFeel®87°

RealFeel Shade™78°

Max UV Index10 (Very High)

WindSW 5 mph

Sat 7/19

85° /64°

65%

A couple of showers in the morning; otherwise, variable cloudiness

RealFeel®89°

RealFeel Shade™84°

Max UV Index7 (High)

WindWSW 9 mph

Sun 7/20

81° /61°

25%

Mostly sunny

RealFeel®89°

RealFeel Shade™80°

Max UV Index10 (Very High)

WindNW 2 mph

Mon 7/21

80° /60°

20%

Mostly sunny

RealFeel®86°

RealFeel Shade™77°

Max UV Index10 (Very High)

WindSW 6 mph

Tue 7/22

83° /59°

58%

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

RealFeel®80°

RealFeel Shade™79°

Max UV Index4 (Moderate)

WindW 15 mph

Wed 7/23

78° /58°

25%

Cloudy

RealFeel®75°

RealFeel Shade™75°

Max UV Index3 (Moderate)

WindWNW 14 mph

Thu 7/24

78° /58°

25%

Partly sunny

RealFeel®83°

RealFeel Shade™76°

Max UV Index9 (Very High)

WindNW 6 mph

Fri 7/25

79° /59°

25%

Mostly cloudy

RealFeel®81°

RealFeel Shade™78°

Max UV Index4 (Moderate)

WindESE 4 mph

Sat 7/26

79° /65°

25%

Periods of clouds and sunshine

RealFeel®82°

RealFeel Shade™77°

Max UV Index5 (Moderate)

WindENE 6 mph

Sun 7/27

81° /64°

61%

Mostly cloudy with a couple of showers and a thunderstorm in the afternoon

RealFeel®81°

RealFeel Shade™79°

Max UV Index3 (Moderate)

WindE 7 mph

Mon 7/28

81° /58°

Mostly sunny

RealFeel®87°

RealFeel Shade™80°

Max UV Index9 (Very High)

WindESE 1 mph

Tue 7/29

80° /57°

Mostly sunny

RealFeel®87°

RealFeel Shade™82°

Max UV Index9 (Very High)

WindESE 1 mph

Wed 7/30

81° /58°

Plenty of sunshine

RealFeel®87°

RealFeel Shade™81°

Max UV Index9 (Very High)

WindESE 4 mph

McHenry, IL

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