RANTOUL, IL 61866 Weather Forecast & Current Conditions

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RANTOUL, IL
Current Weather

7:15 PM CDT JUN 11, 2026
Scattered Clouds
84°F
Feels Like: 90°F
Dewpoint: 73°F
Rel. Hum.: 70%
Visibility: 10 miles
Wind: SSW at 22 mph, gusts to 29
Pressure: 29.67 inches
Last 72 hours

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RANTOUL, IL 61866
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Clear. Lows around 70. Southeast winds around 5 mph this evening, becoming light and variable.
WEDNESDAY
Sunny with highs in the lower 90s. Light and variable winds, becoming west around 5 mph in the afternoon. Heat index values up to 102.
WEDNESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the lower 70s. West winds around 5 mph.
THURSDAY
Mostly sunny. A chance of showers in the afternoon. Humid with highs in the lower 90s. Southwest winds around 5 mph, becoming south in the afternoon. Chance of rain 30 percent. Heat index values up to 102.
THURSDAY NIGHT
Mostly clear. Humid with lows in the lower 70s. South winds around 5 mph.
FRIDAY
Mostly sunny. A chance of showers and thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. Highs in the upper 80s. Chance of rain 80 percent. Heat index values up to 100.
FRIDAY NIGHT
Partly cloudy. Lows in the lower 70s.
SATURDAY THROUGH SUNDAY
Mostly clear. Highs in the upper 80s. Lows in the lower 70s.
SUNDAY NIGHT THROUGH TUESDAY
Partly cloudy. Lows in the upper 60s. 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 AM CDT  7/14/2026
Tuesday
14 JUL 2026
RANTOUL, IL 61866 weather forecast Day 1, 12 hours 1 PM 89° 93° Clear 0%

0% Thunder
( 6% severe)
SSE   2 50% 68°
High 92° RANTOUL, IL 61866 weather forecast Day 1, 15 hours 4 PM 91° 94° Clear S   1 45% 67°
Clear



RANTOUL, IL 61866 weather forecast Day 1, 18 hours 7 PM 87° 91° Clear 0%

0% Thunder
( 5% severe)
  CALM 55% 69°
RANTOUL, IL 61866 weather forecast Day 1, 21 hours 10 PM 76° 77° Clear   CALM 74% 67°
Wednesday
15 JUL 2026
RANTOUL, IL 61866 weather forecast Day 2, 0 hours 1 AM 72° 72° Clear 0%

0% Thunder
( 3% severe)
  CALM 81% 66°
Low 69° RANTOUL, IL 61866 weather forecast Day 2, 3 hours 4 AM 70° 70° Clear W   2 87% 66°
High 94° RANTOUL, IL 61866 weather forecast Day 2, 6 hours 7 AM 73° 73° Partly Cloudy 0%

0% Thunder
( 4% severe)
W   2 84% 68°

Partly Cloudy



RANTOUL, IL 61866 weather forecast Day 2, 9 hours 10 AM 86° 92° Clear WNW   5 63% 72°
RANTOUL, IL 61866 weather forecast Day 2, 12 hours 1 PM 91° 99° Partly Cloudy 1%

0% Thunder
( 6% severe)
W   5 54% 72°
RANTOUL, IL 61866 weather forecast Day 2, 15 hours 4 PM 93° 100° Clear W   5 49% 71°
RANTOUL, IL 61866 weather forecast Day 2, 18 hours 7 PM 88° 95° Clear 0%

0% Thunder
( 5% severe)
WNW   3 59% 72°
RANTOUL, IL 61866 weather forecast Day 2, 21 hours 10 PM 79° 82° Partly Cloudy W   2 74% 70°
Thursday
16 JUL 2026
RANTOUL, IL 61866 weather forecast Day 3, 0 hours 1 AM 75° 75° Partly Cloudy 0%

0% Thunder
( 4% severe)
W   2 82% 69°
Low 72° RANTOUL, IL 61866 weather forecast Day 3, 3 hours 4 AM 73° 73° Partly Cloudy W   3 84% 68°
High 93° RANTOUL, IL 61866 weather forecast Day 3, 6 hours 7 AM 75° 75° Partly Cloudy 1%

0% Thunder
( 9% severe)
WNW   2 84% 70°

Partly Cloudy

Chance of Rain

RANTOUL, IL 61866 weather forecast Day 3, 9 hours 10 AM 86° 92° Clear WNW   5 63% 72°
RANTOUL, IL 61866 weather forecast Day 3, 15 hours 1 PM 91° 98° Partly Cloudy 21%
RAIN
.01–.1 in
0% Thunder
( 24% severe)
WNW   5 52% 71°
RANTOUL, IL 61866 weather forecast Day 3, 18 hours 4 PM 92° 98° Partly Cloudy WNW   6 49% 70°
RANTOUL, IL 61866 weather forecast Day 3, 21 hours 7 PM 87° 93° Partly Cloudy     NW   5 59% 71°

RANTOUL, IL extended weather forecast

Friday
17 JUL 2026
Saturday
18 JUL 2026
Sunday
19 JUL 2026
Monday
20 JUL 2026
Tuesday
21 JUL 2026
Low 73° Low 73° Low 73° Low 72° Low 71°
High 87° High 90° High 88° High 91° High 90°
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 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Mostly Cloudy
76% Rain
Overcast
60% Rain
Partly Cloudy
42% Rain
Mostly Cloudy
45% Rain
Partly Cloudy
39% Rain
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