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Tropical Storm Erick to rapidly strengthen, may become major hurricane Chevron right
Heat wave to push temps near 100 F across central, eastern US Chevron right

Diamond, IL

89°F
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Diamond, IL Weather
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Winter Center
Today Hourly

Daily

 Radar MinuteCast Monthly Air Quality Health & Activities

June 17 - July 31

Tue 6/17

91° /67°
41%
Mostly sunny, hot and humid; a thunderstorm in the area late this afternoon

RealFeel®100°

RealFeel Shade™94°

Max UV Index10 (Very High)

WindSW 9 mph

Wed 6/18

80° /63°
99%
Cloudy with a couple of heavy thunderstorms; breezy and not as warm; storms can bring flooding downpours, hail, damaging wind gusts, and an isolated tornado

RealFeel®82°

RealFeel Shade™80°

Max UV Index2 (Low)

WindSSW 14 mph

Thu 6/19

86° /63°
25%
Partly sunny and humid

RealFeel®90°

RealFeel Shade™84°

Max UV Index11 (Extreme)

WindW 8 mph

Fri 6/20

89° /70°
4%
Partly sunny and warm

RealFeel®94°

RealFeel Shade™88°

Max UV Index11 (Extreme)

WindSSW 10 mph

Sat 6/21

97° /74°
1%
Sunny, breezy and humid

RealFeel®106°

RealFeel Shade™101°

Max UV Index11 (Extreme)

WindSSW 14 mph

Sun 6/22

95° /71°
0%
Hot with plenty of sun; caution advised if outside for extended periods of time

RealFeel®102°

RealFeel Shade™97°

Max UV Index11 (Extreme)

WindSSW 12 mph

Mon 6/23

94° /72°
0%
Hot with plenty of sunshine; stay hydrated when outside in the heat

RealFeel®101°

RealFeel Shade™94°

Max UV Index11 (Extreme)

WindSSW 9 mph

Tue 6/24

95° /70°
2%
Mostly sunny and hot

RealFeel®98°

RealFeel Shade™93°

Max UV Index11 (Extreme)

WindSSW 8 mph

Wed 6/25

89° /69°
4%
Mostly sunny, warm and very humid

RealFeel®99°

RealFeel Shade™95°

Max UV Index11 (Extreme)

WindSW 8 mph

Thu 6/26

88° /69°
40%
Partly sunny, warm and humid; a thunderstorm in spots in the afternoon

RealFeel®96°

RealFeel Shade™91°

Max UV Index11 (Extreme)

WindSSW 10 mph

Fri 6/27

84° /66°
75%
Humid with considerable cloudiness; a thunderstorm in spots in the morning followed by periods of rain and a thunderstorm in the afternoon

RealFeel®88°

RealFeel Shade™84°

Max UV Index10 (Very High)

WindW 7 mph

Sat 6/28

83° /65°
55%
Occasional rain in the morning; otherwise, mainly cloudy

RealFeel®90°

RealFeel Shade™82°

Max UV Index5 (Moderate)

WindN 4 mph

Sun 6/29

85° /66°
4%
Rather cloudy

RealFeel®88°

RealFeel Shade™83°

Max UV Index7 (High)

WindS 5 mph

Mon 6/30

84° /63°
5%
Plenty of sunshine

RealFeel®88°

RealFeel Shade™81°

Max UV Index11 (Extreme)

WindWSW 9 mph

Tue 7/1

88° /69°
5%
Warm and humid with sunshine

RealFeel®95°

RealFeel Shade™90°

Max UV Index11 (Extreme)

WindSW 8 mph

Wed 7/2

87° /68°
55%
Mostly sunny, warm and humid; an afternoon thunderstorm

RealFeel®96°

RealFeel Shade™92°

Max UV Index11 (Extreme)

WindWSW 6 mph

Thu 7/3

87° /68°
10%
Mostly sunny and uncomfortably humid

RealFeel®97°

RealFeel Shade™94°

Max UV Index11 (Extreme)

WindSSE 6 mph

Fri 7/4

86° /69°
5%
Mostly sunny and uncomfortably humid

RealFeel®96°

RealFeel Shade™91°

Max UV Index10 (Very High)

WindSSW 8 mph

Sat 7/5

87° /68°
10%
Mostly sunny and uncomfortably humid

RealFeel®99°

RealFeel Shade™95°

Max UV Index10 (Very High)

WindWSW 4 mph

Sun 7/6

87° /69°
56%
Mostly sunny and uncomfortably humid; a passing shower in the afternoon

RealFeel®97°

RealFeel Shade™93°

Max UV Index10 (Very High)

WindSSE 8 mph

Mon 7/7

88° /69°
5%
Warm and very humid with sunshine

RealFeel®98°

RealFeel Shade™94°

Max UV Index10 (Very High)

WindS 8 mph

Tue 7/8

89° /68°
10%
Mostly sunny, warm and humid

RealFeel®97°

RealFeel Shade™93°

Max UV Index10 (Very High)

WindWSW 7 mph

Wed 7/9

85° /67°
65%
Mostly cloudy and humid; a couple of showers and a thunderstorm in the afternoon

RealFeel®90°

RealFeel Shade™88°

Max UV Index5 (Moderate)

WindNNE 8 mph

Thu 7/10

82° /67°
25%
Turning cloudy

RealFeel®90°

RealFeel Shade™85°

Max UV Index10 (Very High)

WindE 5 mph

Fri 7/11

86° /69°
65%
Mostly cloudy and uncomfortably humid; a couple of showers and a thunderstorm in the afternoon

RealFeel®95°

RealFeel Shade™93°

Max UV Index4 (Moderate)

WindSSE 8 mph

Sat 7/12

87° /68°
10%
Mostly sunny and humid

RealFeel®94°

RealFeel Shade™91°

Max UV Index10 (Very High)

WindSW 13 mph

Sun 7/13

88° /68°
25%
Clouds to start, then sunshine returns and humid

RealFeel®96°

RealFeel Shade™89°

Max UV Index10 (Very High)

WindNNE 5 mph

Mon 7/14

87° /69°
56%
Mostly cloudy and humid; a morning thunderstorm in parts of the area followed by a passing shower in the afternoon

RealFeel®94°

RealFeel Shade™92°

Max UV Index3 (Moderate)

WindS 8 mph

Tue 7/15

89° /70°
25%
Cloudy, warm and less humid

RealFeel®90°

RealFeel Shade™90°

Max UV Index3 (Moderate)

WindW 8 mph

Wed 7/16

88° /68°
20%
Humid with plenty of sunshine

RealFeel®93°

RealFeel Shade™86°

Max UV Index10 (Very High)

WindN 7 mph

Thu 7/17

85° /67°
20%
Partly sunny

RealFeel®92°

RealFeel Shade™84°

Max UV Index10 (Very High)

WindNNE 4 mph

Fri 7/18

83° /64°
20%
Plenty of sun

RealFeel®90°

RealFeel Shade™81°

Max UV Index10 (Very High)

WindSSE 5 mph

Sat 7/19

83° /67°
70%
Mostly cloudy and humid; showers and thunderstorms in the afternoon

RealFeel®88°

RealFeel Shade™88°

Max UV Index3 (Moderate)

WindSSW 8 mph

Sun 7/20

81° /63°
10%
Sunshine

RealFeel®87°

RealFeel Shade™78°

Max UV Index10 (Very High)

WindNNE 6 mph

Mon 7/21

80° /63°
20%
Mostly sunny

RealFeel®85°

RealFeel Shade™77°

Max UV Index10 (Very High)

WindSW 6 mph

Tue 7/22

82° /61°
25%
Increasing cloudiness

RealFeel®82°

RealFeel Shade™79°

Max UV Index10 (Very High)

WindW 13 mph

Wed 7/23

78° /61°
25%
Cloudy

RealFeel®75°

RealFeel Shade™75°

Max UV Index3 (Moderate)

WindWNW 13 mph

Thu 7/24

78° /62°
25%
Sun followed by increasing clouds

RealFeel®85°

RealFeel Shade™77°

Max UV Index10 (Very High)

WindWNW 5 mph

Fri 7/25

79° /61°
25%
Mostly cloudy

RealFeel®80°

RealFeel Shade™78°

Max UV Index4 (Moderate)

WindE 4 mph

Sat 7/26

80° /66°
25%
Periods of clouds and sunshine

RealFeel®80°

RealFeel Shade™76°

Max UV Index4 (Moderate)

WindE 9 mph

Sun 7/27

81° /68°
25%
Mostly cloudy

RealFeel®82°

RealFeel Shade™81°

Max UV Index5 (Moderate)

WindESE 6 mph

Mon 7/28

81° /60°
0%
Mostly sunny

RealFeel®87°

RealFeel Shade™84°

Max UV Index9 (Very High)

WindE 2 mph

Tue 7/29

80° /60°
1%
Sunny much of the time

RealFeel®86°

RealFeel Shade™80°

Max UV Index9 (Very High)

WindE 4 mph

Wed 7/30

80° /61°
0%
Plenty of sunshine

RealFeel®85°

RealFeel Shade™80°

Max UV Index9 (Very High)

WindENE 6 mph

Thu 7/31

83° /62°
2%
Mostly sunny and humid

RealFeel®94°

RealFeel Shade™91°

Max UV Index9 (Very High)

WindE 2 mph

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Weather Near Diamond:

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