MATTOON, IL 61938 Weather Forecast & Current Conditions

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MATTOON, IL
Current Weather

11:53 PM CST DEC 13, 2025
Clear
1°F
Feels Like: -20°F
Dewpoint: -2°F
Rel. Hum.: 85%
Visibility: 10 miles
Wind: NW at 18 mph
Pressure: 30.41 inches
Last 72 hours

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MATTOON, IL 61938
Weather Forecast

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REST OF TONIGHT
Mostly clear. Much colder with lows around 3 below. Northwest winds 10 to 15 mph with gusts up to 25 mph. Wind chill values as low as 22 below.
SUNDAY
Sunny. Much cooler with highs around 5 above. Northwest winds 5 to 10 mph. Wind chill values as low as 22 below.
SUNDAY NIGHT
Mostly clear. Cold with lows around 6 below. Temperature rising to around zero after midnight. West winds around 5 mph, becoming south after midnight. Wind chill values as low as 15 below.
MONDAY
Mostly sunny. Not as cool with highs in the mid 20s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Wind chill values as low as 14 below in the morning.
MONDAY NIGHT
Partly cloudy in the evening, then clearing. Not as cool with lows around 16. Southwest winds 5 to 10 mph.
TUESDAY
Mostly sunny. Not as cool with highs in the upper 30s.
TUESDAY NIGHT AND WEDNESDAY
Mostly cloudy. Lows around 30. Highs in the lower 40s.
WEDNESDAY NIGHT
Mostly cloudy. A chance of rain after midnight. Lows in the mid 30s. Temperature rising into the mid 40s after midnight. Chance of rain 30 percent.
THURSDAY
Mostly cloudy with rain likely in the morning, then partly sunny with a chance of rain in the afternoon. Not as cool with highs in the lower 50s. Temperature falling into the lower 40s in the afternoon. Chance of rain 70 percent.
THURSDAY NIGHT AND FRIDAY
Partly cloudy. Lows around 20. Highs in the mid 30s.
FRIDAY NIGHT
Mostly cloudy. Lows in the mid 20s. Temperature rising into the mid 30s after midnight.
SATURDAY
Mostly cloudy in the morning, then partly sunny with a chance of rain in the afternoon. Not as cool with highs around 50. Chance of rain 30 percent.

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  7:00 PM EST 12/13/2025
Sunday
14 DEC 2025
MATTOON, IL 61938 weather forecast Day 1, 0 hours 12 AM -12° Partly Cloudy 1%

0% Thunder
( 0% severe)
NW   12 81%
Low -3° MATTOON, IL 61938 weather forecast Day 1, 3 hours 3 AM -16° Clear NW   12 76% -4°
High 4° MATTOON, IL 61938 weather forecast Day 1, 6 hours 6 AM -2° -21° Partly Cloudy 0%

0% Thunder
( 0% severe)
NW   13 76% -7°

Partly Cloudy



MATTOON, IL 61938 weather forecast Day 1, 9 hours 9 AM -2° -20° Partly Cloudy NNW   12 76% -7°
MATTOON, IL 61938 weather forecast Day 1, 12 hours 12 PM -14° Clear 0%

0% Thunder
( 0% severe)
NNW   10 68% -5°
MATTOON, IL 61938 weather forecast Day 1, 15 hours 3 PM -9° Clear NW   8 69% -3°
MATTOON, IL 61938 weather forecast Day 1, 18 hours 6 PM -1° -11° Clear 0%

0% Thunder
( 0% severe)
WNW   5 80% -5°
MATTOON, IL 61938 weather forecast Day 1, 21 hours 9 PM -3° -10° Clear W   2 76% -8°
Monday
15 DEC 2025
MATTOON, IL 61938 weather forecast Day 2, 0 hours 12 AM -2° -10° Clear 0%

0% Thunder
( 0% severe)
SSW   3 80% -6°
Low -4° MATTOON, IL 61938 weather forecast Day 2, 3 hours 3 AM -14° Clear SSW   8 76% -5°
High 26° MATTOON, IL 61938 weather forecast Day 2, 6 hours 6 AM -13° Clear 1%

0% Thunder
( 0% severe)
S   12 76% -2°

Partly Cloudy



MATTOON, IL 61938 weather forecast Day 2, 9 hours 9 AM 10° -6° Partly Cloudy S   14 69%
MATTOON, IL 61938 weather forecast Day 2, 12 hours 12 PM 20° Partly Cloudy 1%

0% Thunder
( 0% severe)
SSW   15 61% 10°
MATTOON, IL 61938 weather forecast Day 2, 15 hours 3 PM 26° 15° Partly Cloudy SW   12 60% 15°
MATTOON, IL 61938 weather forecast Day 2, 18 hours 6 PM 22° 13° Partly Cloudy 1%

0% Thunder
( 0% severe)
SSW   8 68% 14°
MATTOON, IL 61938 weather forecast Day 2, 21 hours 9 PM 22° 13° Partly Cloudy SSW   8 68% 14°

MATTOON, IL extended weather forecast

Tuesday
16 DEC 2025
Wednesday
17 DEC 2025
Thursday
18 DEC 2025
Friday
19 DEC 2025
Saturday
20 DEC 2025
Low 19° Low 33° Low 42° Low 18° Low 28°
High 40° High 46° High 49° High 33° High 50°
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
Clear
3% Rain/Ice
Partly Cloudy
11% Rain
Overcast
79% Rain
Partly Cloudy
14% Rain/Snow
Mostly Cloudy
21% Rain/Snow
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