MATTOON, IL 61938 Weather Forecast & Current Conditions

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MATTOON, IL
Current Weather

6:53 PM CDT JUN 23, 2026
Few Clouds
75°F
Feels Like: 75°F
Dewpoint: 55°F
Rel. Hum.: 50%
Visibility: 10 miles
Wind: NNE at 7 mph
Pressure: 30.15 inches
Last 72 hours

Local Area Snow Depth

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MATTOON, IL 61938
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Partly cloudy. Lows in the upper 50s. Northeast winds around 5 mph, becoming southeast after midnight.
WEDNESDAY
Mostly sunny. Highs around 80. South winds 5 to 10 mph.
WEDNESDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 60s. Southwest winds around 5 mph. Chance of rain 50 percent.
THURSDAY
Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Southwest winds around 5 mph. Chance of rain 50 percent.
THURSDAY NIGHT
Showers likely with a chance of thunderstorms in the evening, then showers after midnight. Lows in the mid 60s. Northeast winds around 5 mph, becoming southeast after midnight. Chance of rain 90 percent.
FRIDAY
Showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 90 percent.
FRIDAY NIGHT AND SATURDAY
Mostly cloudy. A chance of showers and thunderstorms. Lows in the upper 60s. Highs in the mid 80s. Chance of rain 50 percent.
SATURDAY NIGHT
A chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows in the lower 70s. Chance of rain 40 percent.
SUNDAY
Mostly sunny. Highs around 90. Heat index values up to 100 in the afternoon.
SUNDAY NIGHT THROUGH TUESDAY
Mostly clear. Lows in the mid 70s. Highs in the lower 90s.

Visible Weather Satellite
MATTOON, IL 61938
Infrared Weather Satellite
MATTOON, IL 61938
NEXRAD Weather Radar
MATTOON, IL 61938

MATTOON, IL 3 hourly weather forecast

weather forecast created  8:00 AM EDT  6/23/2026
Tuesday
23 JUN 2026
MATTOON, IL 61938 weather forecast Day 1, 12 hours 1 PM 73° 73° Clear 0%

0% Thunder
( 2% severe)
NA   8 55% 56°
High 77° MATTOON, IL 61938 weather forecast Day 1, 15 hours 4 PM 76° 78° Clear N   7 46% 54°
Partly Cloudy



MATTOON, IL 61938 weather forecast Day 1, 18 hours 7 PM 74° 74° Partly Cloudy 3%

0% Thunder
( 4% severe)
NNE   3 55% 57°
MATTOON, IL 61938 weather forecast Day 1, 21 hours 10 PM 64° 66° Partly Cloudy E   1 75% 56°
Wednesday
24 JUN 2026
MATTOON, IL 61938 weather forecast Day 2, 0 hours 1 AM 61° 62° Partly Cloudy 2%

0% Thunder
( 2% severe)
  CALM 81% 55°
Low 57° MATTOON, IL 61938 weather forecast Day 2, 3 hours 4 AM 59° 60° Partly Cloudy SSE   1 87% 55°
High 79° MATTOON, IL 61938 weather forecast Day 2, 6 hours 7 AM 62° 62° Partly Cloudy 3%

0% Thunder
( 3% severe)
SSE   5 81% 56°

Partly Cloudy



MATTOON, IL 61938 weather forecast Day 2, 9 hours 10 AM 72° 72° Clear S   7 64% 59°
MATTOON, IL 61938 weather forecast Day 2, 12 hours 1 PM 76° 78° Partly Cloudy 16%
RAIN
<.01 in
0% Thunder
( 24% severe)
S   8 60% 61°
MATTOON, IL 61938 weather forecast Day 2, 15 hours 4 PM 78° 80° Mostly Cloudy SSW   8 56% 61°
MATTOON, IL 61938 weather forecast Day 2, 18 hours 7 PM 77° 79° Partly Cloudy 17%
RAIN
<.01 in
0% Thunder
( 33% severe)
S   7 62% 63°
MATTOON, IL 61938 weather forecast Day 2, 21 hours 10 PM 70° 70° Mostly Cloudy SSW   6 78% 63°
Thursday
25 JUN 2026
MATTOON, IL 61938 weather forecast Day 3, 0 hours 1 AM 67° 67° Partly Cloudy 35%
RAIN
***
0% Thunder
( 14% severe)
SSW   5 90% 64°
Low 64° MATTOON, IL 61938 weather forecast Day 3, 3 hours 4 AM 65° 65° Mostly Cloudy SW   5 97% 64°
High 82° MATTOON, IL 61938 weather forecast Day 3, 6 hours 7 AM 67° 67° Partly Cloudy 6%

0% Thunder
( 7% severe)
WSW   5 93% 65°

Mostly Cloudy

Chance of Rain

MATTOON, IL 61938 weather forecast Day 3, 9 hours 10 AM 75° 75° Partly Cloudy SW   5 74% 66°
MATTOON, IL 61938 weather forecast Day 3, 15 hours 1 PM 80° 82° Mostly Cloudy 48%
RAIN
.01–.1 in
0% Thunder
( 25% severe)
SW   6 60% 65°
MATTOON, IL 61938 weather forecast Day 3, 18 hours 4 PM 81° 83° Mostly Cloudy W   6 56% 64°
MATTOON, IL 61938 weather forecast Day 3, 21 hours 7 PM 78° 80° Mostly Cloudy     N   5 64% 65°

MATTOON, IL extended weather forecast

Friday
26 JUN 2026
Saturday
27 JUN 2026
Sunday
28 JUN 2026
Monday
29 JUN 2026
Tuesday
30 JUN 2026
Low 65° Low 69° Low 70° Low 73° Low 73°
High 79° High 91° High 92° High 92° High 92°
MATTOON, IL 61938 weather forecast Day 4 MATTOON, IL 61938 weather forecast Day 5 MATTOON, IL 61938 weather forecast Day 6 MATTOON, IL 61938 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Overcast
80% Rain
Overcast
59% Rain
Partly Cloudy
29% Rain
Partly Cloudy
21% Rain
Partly Cloudy
24% Rain
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