RANTOUL, IL 61866 Weather Forecast & Current Conditions

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RANTOUL, IL
Current Weather

4:55 AM CDT AUG 26, 2026
Overcast
64°F
Feels Like: 65°F
Dewpoint: 63°F
Rel. Hum.: 97%
Visibility: 10 miles
Wind: SSE at 3 mph
Pressure: 30.01 inches
Last 72 hours

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RANTOUL, IL 61866
Weather Forecast

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Snow Depth pages
TODAY
Mostly sunny. A chance of showers and thunderstorms this afternoon. Highs in the mid 80s. Southwest winds 10 to 15 mph. Chance of rain 40 percent.
TONIGHT
Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the lower 60s. Northwest winds 5 to 10 mph. Chance of rain 30 percent.
THURSDAY
Sunny. Highs in the lower 80s. Northwest winds 5 to 10 mph.
THURSDAY NIGHT
Partly cloudy in the evening, then clearing. Lows around 60. North winds 5 to 10 mph, becoming northeast after midnight.
FRIDAY
Sunny. Highs in the lower 80s. Northeast winds around 5 mph.
FRIDAY NIGHT
Mostly clear. Lows in the upper 50s.
SATURDAY AND SATURDAY NIGHT
Partly cloudy. Highs in the lower 80s. Lows in the mid 60s.
SUNDAY
Sunny. Highs in the upper 80s.
SUNDAY NIGHT THROUGH TUESDAY
Partly cloudy. Lows around 70. Highs in the upper 80s.

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  7:00 PM CDT  8/25/2026
Wednesday
26 AUG 2026
RANTOUL, IL 61866 weather forecast Day 1, 0 hours 1 AM 61° 62° Partly Cloudy 1%

0% Thunder
( 2% severe)
SSE   1 87% 57°
Low 58° RANTOUL, IL 61866 weather forecast Day 1, 3 hours 4 AM 59° 60° Partly Cloudy S   3 93% 57°
High 84° RANTOUL, IL 61866 weather forecast Day 1, 6 hours 7 AM 61° 61° Clear 2%

0% Thunder
( 4% severe)
S   5 87% 57°

Partly Cloudy

Chance of Rain

RANTOUL, IL 61866 weather forecast Day 1, 9 hours 10 AM 73° 73° Partly Cloudy SSW   8 71% 63°
RANTOUL, IL 61866 weather forecast Day 1, 12 hours 1 PM 80° 82° Partly Cloudy 28%
RAIN
1–2 in
0% Thunder
( 40% severe)
SW   12 62% 66°
RANTOUL, IL 61866 weather forecast Day 1, 15 hours 4 PM 82° 85° Partly Cloudy SW   12 63% 68°
RANTOUL, IL 61866 weather forecast Day 1, 18 hours 7 PM 75° 75° Mostly Cloudy 59%
RAIN
***
0% Thunder
( 32% severe)
WSW   7 82% 69°
RANTOUL, IL 61866 weather forecast Day 1, 21 hours 10 PM 69° 69° Mostly Cloudy WSW   3 93% 67°
Thursday
27 AUG 2026
RANTOUL, IL 61866 weather forecast Day 2, 0 hours 1 AM 67° 67° Partly Cloudy 2%

0% Thunder
( 7% severe)
WSW   3 93% 65°
Low 64° RANTOUL, IL 61866 weather forecast Day 2, 3 hours 4 AM 65° 65° Partly Cloudy W   3 97% 64°
High 82° RANTOUL, IL 61866 weather forecast Day 2, 6 hours 7 AM 65° 65° Partly Cloudy 1%

0% Thunder
( 8% severe)
NW   2 97% 64°

Partly Cloudy



RANTOUL, IL 61866 weather forecast Day 2, 9 hours 10 AM 74° 74° Partly Cloudy NW   3 82% 68°
RANTOUL, IL 61866 weather forecast Day 2, 12 hours 1 PM 79° 81° Partly Cloudy 17%
RAIN
<.01 in
0% Thunder
( 24% severe)
NW   6 67% 67°
RANTOUL, IL 61866 weather forecast Day 2, 15 hours 4 PM 80° 82° Partly Cloudy NNW   7 60% 65°
RANTOUL, IL 61866 weather forecast Day 2, 18 hours 7 PM 74° 74° Partly Cloudy 1%

0% Thunder
( 8% severe)
NNW   5 76% 66°
RANTOUL, IL 61866 weather forecast Day 2, 21 hours 10 PM 67° 67° Partly Cloudy N   5 87% 63°

RANTOUL, IL extended weather forecast

Friday
28 AUG 2026
Saturday
29 AUG 2026
Sunday
30 AUG 2026
Monday
31 AUG 2026
Tuesday
1 SEP 2026
Low 60° Low 60° Low 64° Low 64° Low 68°
High 85° High 85° High 87° High 90° High 91°
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
Clear
6% Rain
Partly Cloudy
7% Rain
Partly Cloudy
12% Rain
Partly Cloudy
18% Rain
Partly Cloudy
30% Rain
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