MATTOON, IL 61938 Weather Forecast & Current Conditions

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MATTOON, IL
Current Weather

8:53 AM CDT APR 29, 2026
Clear
57°F
Feels Like: 54°F
Dewpoint: 46°F
Rel. Hum.: 67%
Visibility: 10 miles
Wind: N at 12 mph
Pressure: 29.93 inches
Last 72 hours

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MATTOON, IL 61938
Weather Forecast

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REST OF TODAY
Mostly sunny. Highs in the lower 60s. Northwest winds 10 to 15 mph with gusts up to 25 mph.
TONIGHT
Partly cloudy in the evening, then clearing. Cooler with lows in the upper 30s. Northwest winds 10 to 15 mph, diminishing to around 5 mph after midnight.
THURSDAY
Mostly sunny. Highs in the lower 60s. Northwest winds 5 to 10 mph.
THURSDAY NIGHT
Mostly cloudy. Lows in the lower 40s. Northwest winds 5 to 10 mph.
FRIDAY
Mostly sunny. Highs in the upper 50s. Northwest winds 5 to 10 mph.
FRIDAY NIGHT AND SATURDAY
Partly cloudy. Lows in the upper 30s. Highs in the upper 50s.
SATURDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 30s.
SUNDAY
Mostly sunny. Highs in the mid 60s.
SUNDAY NIGHT
Partly cloudy with a 30 percent chance of showers. Lows in the upper 40s.
MONDAY
Mostly sunny. A chance of showers in the afternoon. Highs around 70. Chance of rain 30 percent.
MONDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 40s.
TUESDAY
Mostly sunny. Highs in the lower 70s.

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 PM EDT  4/28/2026
Wednesday
29 APR 2026
MATTOON, IL 61938 weather forecast Day 1, 0 hours 1 AM 56° 54° Mostly Cloudy 60%
RAIN
***
0% Thunder
( 12% severe)
N   7 86% 52°
Low 51° MATTOON, IL 61938 weather forecast Day 1, 3 hours 4 AM 54° 51° Mostly Cloudy N   10 90% 51°
High 63° MATTOON, IL 61938 weather forecast Day 1, 6 hours 7 AM 52° 48° Mostly Cloudy 4%

0% Thunder
( 3% severe)
N   12 89% 49°

Mostly Cloudy



MATTOON, IL 61938 weather forecast Day 1, 9 hours 10 AM 57° 54° Partly Cloudy NNW   14 72% 48°
MATTOON, IL 61938 weather forecast Day 1, 12 hours 1 PM 59° 56° Mostly Cloudy 2%

0% Thunder
( 3% severe)
NNW   16 60% 45°
MATTOON, IL 61938 weather forecast Day 1, 15 hours 4 PM 60° 57° Partly Cloudy NW   15 51% 42°
MATTOON, IL 61938 weather forecast Day 1, 18 hours 7 PM 57° 54° Partly Cloudy 0%

0% Thunder
( 0% severe)
NNW   12 55% 41°
MATTOON, IL 61938 weather forecast Day 1, 21 hours 10 PM 50° 47° Partly Cloudy N   8 66% 39°
Thursday
30 APR 2026
MATTOON, IL 61938 weather forecast Day 2, 0 hours 1 AM 46° 43° Clear 0%

0% Thunder
( 0% severe)
NNW   6 71% 37°
Low 41° MATTOON, IL 61938 weather forecast Day 2, 3 hours 4 AM 43° 40° Clear WNW   5 76% 36°
High 62° MATTOON, IL 61938 weather forecast Day 2, 6 hours 7 AM 43° 41° Clear 0%

0% Thunder
( 0% severe)
WNW   3 76% 36°

Increasing Clouds



MATTOON, IL 61938 weather forecast Day 2, 9 hours 10 AM 54° 52° Clear NW   8 52% 37°
MATTOON, IL 61938 weather forecast Day 2, 12 hours 1 PM 58° 56° Partly Cloudy 3%

0% Thunder
( 8% severe)
NW   12 45% 37°
MATTOON, IL 61938 weather forecast Day 2, 15 hours 4 PM 60° 58° Mostly Cloudy WNW   12 42% 37°
MATTOON, IL 61938 weather forecast Day 2, 18 hours 7 PM 57° 55° Partly Cloudy 11%
RAIN
<.01 in
0% Thunder
( 7% severe)
WNW   8 49% 38°
MATTOON, IL 61938 weather forecast Day 2, 21 hours 10 PM 51° 49° Mostly Cloudy NW   6 66% 40°

MATTOON, IL extended weather forecast

Friday
1 MAY 2026
Saturday
2 MAY 2026
Sunday
3 MAY 2026
Monday
4 MAY 2026
Tuesday
5 MAY 2026
Low 45° Low 37° Low 40° Low 51° Low 53°
High 60° High 58° High 65° High 68° High 68°
MATTOON, IL 61938 weather forecast Day 3 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
Mostly Cloudy
53% Rain
Partly Cloudy
16% Rain
Partly Cloudy
11% Rain
Mostly Cloudy
43% Rain
Overcast
58% Rain
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