RANTOUL, IL 61866 Weather Forecast & Current Conditions

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RANTOUL, IL
Current Weather

12:15 AM CST DEC 14, 2025
Clear
-2°F
Feels Like: -21°F
Dewpoint: -8°F
Rel. Hum.: 72%
Visibility: 10 miles
Wind: NW at 13 mph
Pressure: 30.39 inches
Last 72 hours

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RANTOUL, IL 61866
Weather Forecast

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REST OF TONIGHT
Mostly clear. Much colder with lows around 6 below. Northwest winds 10 to 15 mph. Wind chill values as low as 26 below.
SUNDAY
Sunny, cooler with highs around 5 above. Northwest winds 5 to 10 mph. Wind chill values as low as 25 below.
SUNDAY NIGHT
Mostly clear. Cold with lows around 7 below. Temperature rising to around 1 below after midnight. Southwest winds around 5 mph, increasing to south 10 to 15 mph after midnight. Wind chill values as low as 20 below.
MONDAY
Mostly sunny. Not as cool with highs in the mid 20s. Southwest winds 15 to 20 mph. Wind chill values as low as 17 below in the morning.
MONDAY NIGHT
Partly cloudy in the evening, then clearing. Not as cool with lows around 15. Southwest winds 5 to 10 mph.
TUESDAY
Mostly sunny. Not as cool with highs in the mid 30s.
TUESDAY NIGHT AND WEDNESDAY
Mostly cloudy. Lows in the upper 20s. Highs around 40.
WEDNESDAY NIGHT
Mostly cloudy. A chance of rain after midnight. Lows in the lower 30s. Temperature rising into the lower 40s after midnight. Chance of rain 40 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 around 50. Temperature falling to around 40 in the afternoon. Chance of rain 60 percent.
THURSDAY NIGHT AND FRIDAY
Partly cloudy. Lows 15 to 20. Highs in the mid 30s.
FRIDAY NIGHT
Mostly cloudy. Lows in the mid 20s. Temperature rising into the lower 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 in the upper 40s. Chance of rain 30 percent.

Visible Weather Satellite
RANTOUL, IL 61866
Infrared Weather Satellite
RANTOUL, IL 61866
NEXRAD Weather Radar
RANTOUL, IL 61866

RANTOUL, IL 3 hourly weather forecast

weather forecast created  6:00 PM CST 12/13/2025
Sunday
14 DEC 2025
RANTOUL, IL 61866 weather forecast Day 1, 0 hours 12 AM -10° Partly Cloudy 1%

0% Thunder
( 0% severe)
WNW   10 81%
Low -3° RANTOUL, IL 61866 weather forecast Day 1, 3 hours 3 AM -16° Partly Cloudy WNW   12 76% -4°
High 9° RANTOUL, IL 61866 weather forecast Day 1, 6 hours 6 AM -2° -21° Partly Cloudy 0%

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

Partly Cloudy



RANTOUL, IL 61866 weather forecast Day 1, 9 hours 9 AM -18° Partly Cloudy WNW   13 80% -4°
RANTOUL, IL 61866 weather forecast Day 1, 12 hours 12 PM -9° Partly Cloudy 1%

0% Thunder
( 0% severe)
WNW   13 77%
RANTOUL, IL 61866 weather forecast Day 1, 15 hours 3 PM -6° Partly Cloudy WNW   10 77%
RANTOUL, IL 61866 weather forecast Day 1, 18 hours 6 PM -8° Clear 0%

0% Thunder
( 0% severe)
WNW   6 85%
RANTOUL, IL 61866 weather forecast Day 1, 21 hours 9 PM -7° Partly Cloudy W   3 80% -3°
Monday
15 DEC 2025
RANTOUL, IL 61866 weather forecast Day 2, 0 hours 12 AM -1° -8° Clear 1%

0% Thunder
( 0% severe)
WSW   2 80% -5°
Low -3° RANTOUL, IL 61866 weather forecast Day 2, 3 hours 3 AM -1° -11° Partly Cloudy SSW   5 80% -5°
High 22° RANTOUL, IL 61866 weather forecast Day 2, 6 hours 6 AM -15° Partly Cloudy 1%

0% Thunder
( 0% severe)
SSW   10 76% -4°

Partly Cloudy



RANTOUL, IL 61866 weather forecast Day 2, 9 hours 9 AM -7° Partly Cloudy SSW   14 73%
RANTOUL, IL 61866 weather forecast Day 2, 12 hours 12 PM 18° Partly Cloudy 1%

0% Thunder
( 0% severe)
SSW   16 67% 10°
RANTOUL, IL 61866 weather forecast Day 2, 15 hours 3 PM 21° Partly Cloudy SW   15 68% 13°
RANTOUL, IL 61866 weather forecast Day 2, 18 hours 6 PM 20° Mostly Cloudy 1%

0% Thunder
( 0% severe)
SW   9 71% 13°
RANTOUL, IL 61866 weather forecast Day 2, 21 hours 9 PM 19° 10° Mostly Cloudy SW   7 78% 14°

RANTOUL, 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 11° Low 30° Low 33° Low 15° Low 25°
High 38° High 44° High 45° High 28° High 41°
RANTOUL, IL 61866 weather forecast Day 3 RANTOUL, IL 61866 weather forecast Day 4 RANTOUL, IL 61866 weather forecast Day 5 RANTOUL, IL 61866 weather forecast Day 6 RANTOUL, IL 61866 weather forecast Day 7
Partly Cloudy
4% Rain/Snow
Partly Cloudy
8% Rain/Snow
Overcast
79% Rain
Partly Cloudy
17% Snow
Mostly Cloudy
22% Rain/Snow
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