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Sweltering 90-100 F heat to expand, affect 170 million in central and eastern US. Details here Chevron right
Severe storms sweep Northeast, teen struck by lightning in Central Park. Read more Chevron right

St. Joseph, IL

79°F
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St. Joseph

Illinois

79°
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St. Joseph, IL Weather
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Winter Center

Today Hourly

Daily

Radar MinuteCast Monthly Air Quality Health & Activities
Heat Advisory

June 20 - August 3

Fri 6/20

85° /70°
60%
A few showers this morning; otherwise, clouds giving way to some sun and humid

RealFeel®91°

RealFeel Shade™84°

Max UV Index10 (Very High)

WindSSW 9 mph

Sat 6/21

94° /73°
1%
Partly sunny; breezy, warmer and humid; start of an extended heat wave; stay cool and hydrated
alerts

Heat Advisory

12:00 PM Saturday - 7:00 PM Tuesday

RealFeel®99°

RealFeel Shade™95°

Max UV Index11 (Extreme)

WindSSW 15 mph

Sun 6/22

93° /73°
0%
Hot and humid with plenty of sunshine; stay hydrated when outside in the heat
alerts

Heat Advisory

12:00 PM Saturday - 7:00 PM Tuesday

RealFeel®100°

RealFeel Shade™95°

Max UV Index11 (Extreme)

WindSSW 12 mph

Mon 6/23

95° /71°
0%
Very hot with abundant sunshine; danger of dehydration and heatstroke if outside for extended periods of time
alerts

Heat Advisory

12:00 PM Saturday - 7:00 PM Tuesday

RealFeel®103°

RealFeel Shade™98°

Max UV Index11 (Extreme)

WindSSW 8 mph

Tue 6/24

92° /71°
3%
Mostly sunny, hot and humid; possible danger of dehydration and heatstroke while doing strenuous activities
alerts

Heat Advisory

12:00 PM Saturday - 7:00 PM Tuesday

RealFeel®102°

RealFeel Shade™98°

Max UV Index11 (Extreme)

WindSW 6 mph

Wed 6/25

91° /71°
40%
Sunny much of the time, hot and humid with a thunderstorm in spots in the afternoon

RealFeel®101°

RealFeel Shade™94°

Max UV Index11 (Extreme)

WindSW 7 mph

Thu 6/26

91° /70°
5%
Partly sunny, hot and humid

RealFeel®100°

RealFeel Shade™94°

Max UV Index11 (Extreme)

WindSW 7 mph

Fri 6/27

91° /69°
2%
Mostly sunny and hot

RealFeel®98°

RealFeel Shade™92°

Max UV Index11 (Extreme)

WindSW 8 mph

Sat 6/28

90° /68°
11%
Hot and humid with sun and areas of high clouds

RealFeel®96°

RealFeel Shade™91°

Max UV Index6 (High)

WindSW 7 mph

Sun 6/29

86° /69°
74%
Mostly cloudy and humid with a couple of thunderstorms, especially early in the day

RealFeel®93°

RealFeel Shade™88°

Max UV Index6 (High)

WindSW 7 mph

Mon 6/30

85° /66°
75%
Humid with rain

RealFeel®94°

RealFeel Shade™88°

Max UV Index5 (Moderate)

WindSW 4 mph

Tue 7/1

82° /65°
1%
Mostly sunny and humid

RealFeel®92°

RealFeel Shade™83°

Max UV Index11 (Extreme)

WindWSW 4 mph

Wed 7/2

82° /66°
1%
Mostly sunny and humid

RealFeel®92°

RealFeel Shade™84°

Max UV Index11 (Extreme)

WindW 1 mph

Thu 7/3

84° /61°
42%
Humid with considerable cloudiness; a shower in spots in the morning followed by a thunderstorm in spots in the afternoon

RealFeel®91°

RealFeel Shade™86°

Max UV Index4 (Moderate)

WindN 4 mph

Fri 7/4

85° /68°
25%
Humid with sunshine and a few clouds

RealFeel®94°

RealFeel Shade™89°

Max UV Index11 (Extreme)

WindNE 5 mph

Sat 7/5

84° /67°
10%
Mostly sunny and humid

RealFeel®92°

RealFeel Shade™85°

Max UV Index11 (Extreme)

WindENE 4 mph

Sun 7/6

85° /69°
5%
Sunny and humid

RealFeel®95°

RealFeel Shade™90°

Max UV Index11 (Extreme)

WindSSW 4 mph

Mon 7/7

87° /69°
59%
Humid with times of clouds and sun; a thunderstorm in the afternoon

RealFeel®92°

RealFeel Shade™91°

Max UV Index6 (High)

WindSSW 7 mph

Tue 7/8

84° /68°
55%
A couple of showers in the morning; otherwise, humid with times of clouds and sun

RealFeel®87°

RealFeel Shade™84°

Max UV Index5 (Moderate)

WindWNW 10 mph

Wed 7/9

81° /64°
25%
Less humid with abundant sunshine

RealFeel®86°

RealFeel Shade™78°

Max UV Index11 (Extreme)

WindWNW 9 mph

Thu 7/10

80° /63°
20%
Mostly sunny

RealFeel®86°

RealFeel Shade™78°

Max UV Index11 (Extreme)

WindW 6 mph

Fri 7/11

80° /66°
70%
Cloudy with showers and thunderstorms becoming more widespread

RealFeel®82°

RealFeel Shade™82°

Max UV Index3 (Moderate)

WindE 6 mph

Sat 7/12

82° /69°
65%
Humid with periods of clouds and sunshine; a couple of showers and a thunderstorm in the afternoon

RealFeel®85°

RealFeel Shade™84°

Max UV Index3 (Moderate)

WindSSW 14 mph

Sun 7/13

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

RealFeel®90°

RealFeel Shade™82°

Max UV Index11 (Extreme)

WindNW 6 mph

Mon 7/14

81° /62°
20%
Sunshine and a few clouds

RealFeel®86°

RealFeel Shade™78°

Max UV Index11 (Extreme)

WindE 6 mph

Tue 7/15

81° /68°
65%
Mostly cloudy and humid; a couple of showers and a thunderstorm in the afternoon

RealFeel®87°

RealFeel Shade™87°

Max UV Index4 (Moderate)

WindS 10 mph

Wed 7/16

84° /69°
55%
Times of clouds and sun with a thundershower; humid

RealFeel®91°

RealFeel Shade™91°

Max UV Index9 (Very High)

WindWSW 9 mph

Thu 7/17

83° /68°
5%
Humid with plenty of sunshine

RealFeel®92°

RealFeel Shade™87°

Max UV Index10 (Very High)

WindSW 4 mph

Fri 7/18

85° /69°
65%
Uncomfortably humid with variable cloudiness; a couple of afternoon showers and a thunderstorm

RealFeel®93°

RealFeel Shade™93°

Max UV Index7 (High)

WindSSW 9 mph

Sat 7/19

86° /68°
25%
Uncomfortably humid with increasing cloudiness

RealFeel®93°

RealFeel Shade™93°

Max UV Index5 (Moderate)

WindS 10 mph

Sun 7/20

86° /69°
65%
A couple of showers and a thunderstorm in the morning; otherwise, cloudy and very humid

RealFeel®96°

RealFeel Shade™96°

Max UV Index2 (Low)

WindSW 6 mph

Mon 7/21

82° /69°
58%
Mostly cloudy and humid with a couple of thunderstorms

RealFeel®90°

RealFeel Shade™87°

Max UV Index2 (Low)

WindSSE 4 mph

Tue 7/22

82° /68°
65%
Rather cloudy and uncomfortably humid; a couple of afternoon showers

RealFeel®90°

RealFeel Shade™89°

Max UV Index4 (Moderate)

WindS 7 mph

Wed 7/23

86° /70°
61%
Uncomfortably humid with intervals of clouds and sunshine; a couple of showers and a thunderstorm in the afternoon

RealFeel®94°

RealFeel Shade™92°

Max UV Index9 (Very High)

WindSSW 10 mph

Thu 7/24

87° /69°
61%
A couple of morning showers and a thunderstorm; otherwise, mostly cloudy and very humid

RealFeel®94°

RealFeel Shade™92°

Max UV Index3 (Moderate)

WindNW 7 mph

Fri 7/25

83° /67°
25%
Turning cloudy and less humid

RealFeel®84°

RealFeel Shade™84°

Max UV Index5 (Moderate)

WindNE 6 mph

Sat 7/26

81° /69°
41%
Partly sunny and humid; a thundershower in spots in the afternoon

RealFeel®91°

RealFeel Shade™86°

Max UV Index10 (Very High)

WindSE 5 mph

Sun 7/27

82° /69°
25%
Increasing cloudiness and humid

RealFeel®89°

RealFeel Shade™89°

Max UV Index7 (High)

WindSE 4 mph

Mon 7/28

84° /68°
20%
Mostly sunny and humid

RealFeel®94°

RealFeel Shade™90°

Max UV Index10 (Very High)

WindSSE 6 mph

Tue 7/29

86° /69°
20%
Sunny and uncomfortably humid

RealFeel®97°

RealFeel Shade™93°

Max UV Index10 (Very High)

WindS 6 mph

Wed 7/30

87° /70°
25%
Mostly sunny and uncomfortably humid

RealFeel®97°

RealFeel Shade™95°

Max UV Index10 (Very High)

WindSSW 7 mph

Thu 7/31

87° /70°
55%
Mostly sunny and uncomfortably humid; an afternoon thunderstorm

RealFeel®96°

RealFeel Shade™93°

Max UV Index10 (Very High)

WindSSW 8 mph

Fri 8/1

80° /62°
0%
Mostly sunny and less humid

RealFeel®83°

RealFeel Shade™79°

Max UV Index10 (Very High)

WindNE 8 mph

Sat 8/2

81° /66°
0%
Intervals of clouds and sunshine

RealFeel®88°

RealFeel Shade™82°

Max UV Index8 (Very High)

WindE 4 mph

Sun 8/3

81° /64°
55%
Considerable cloudiness with a bit of rain

RealFeel®83°

RealFeel Shade™83°

Max UV Index3 (Moderate)

WindS 6 mph

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World North America United States Illinois St. Joseph

Weather Near St. Joseph:

  • Champaign, IL
  • Decatur, IL
  • Springfield, IL
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