RANTOUL, IL 61866 Weather Forecast & Current Conditions

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RANTOUL, IL
Current Weather

2:55 AM CDT MAY 14, 2026
Clear
41°F
Feels Like: 39°F
Dewpoint: 36°F
Rel. Hum.: 82%
Visibility: 10 miles
Wind: W at 3 mph
Pressure: 30.09 inches
Last 72 hours

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RANTOUL, IL 61866
Weather Forecast

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REST OF TONIGHT
Clear, cooler with lows in the lower 40s. Northwest winds around 5 mph.
THURSDAY
Sunny. Highs in the lower 70s. Northwest winds around 5 mph.
THURSDAY NIGHT
Mostly clear in the evening, then mostly cloudy with a chance of showers after midnight. Not as cool with lows in the lower 50s. South winds 5 to 10 mph. Chance of rain 50 percent.
FRIDAY
Cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Highs in the mid 70s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent.
FRIDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers after midnight. Lows around 60. South winds 10 to 15 mph. Chance of rain 40 percent.
SATURDAY
Partly sunny. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 80 percent.
SATURDAY NIGHT
Showers likely with a chance of thunderstorms in the evening, then showers likely after midnight. Lows in the lower 60s. Chance of rain 70 percent.
SUNDAY AND SUNDAY NIGHT
Partly cloudy. Highs in the upper 80s. Lows in the upper 60s.
MONDAY
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Windy with highs in the upper 80s. Chance of rain 40 percent.
MONDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy with a chance of showers after midnight. Breezy with lows in the upper 60s. Chance of rain 50 percent.
TUESDAY AND TUESDAY NIGHT
Showers likely with a chance of thunderstorms. Breezy. Highs in the lower 80s. Lows in the lower 60s. Chance of rain 70 percent.
WEDNESDAY
Partly sunny in the morning, then becoming mostly cloudy. A chance of showers. Highs in the upper 70s. Chance of rain 50 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  7:00 PM CDT  5/13/2026
Thursday
14 MAY 2026
RANTOUL, IL 61866 weather forecast Day 1, 0 hours 1 AM 44° 40° Clear 0%

0% Thunder
( 0% severe)
NNW   7 70% 35°
Low 41° RANTOUL, IL 61866 weather forecast Day 1, 3 hours 4 AM 42° 38° Clear NW   7 76% 35°
High 67° RANTOUL, IL 61866 weather forecast Day 1, 6 hours 7 AM 45° 40° Clear 0%

0% Thunder
( 0% severe)
NNW   9 73% 37°

Clear



RANTOUL, IL 61866 weather forecast Day 1, 9 hours 10 AM 56° 53° Clear NNW   12 57% 41°
RANTOUL, IL 61866 weather forecast Day 1, 12 hours 1 PM 63° 62° Clear 0%

0% Thunder
( 1% severe)
N   10 44% 41°
RANTOUL, IL 61866 weather forecast Day 1, 15 hours 4 PM 66° 66° Clear NNW   8 37% 39°
RANTOUL, IL 61866 weather forecast Day 1, 18 hours 7 PM 63° 64° Clear 0%

0% Thunder
( 1% severe)
NW   5 41% 39°
RANTOUL, IL 61866 weather forecast Day 1, 21 hours 10 PM 52° 52° Clear   CALM 59% 38°
Friday
15 MAY 2026
RANTOUL, IL 61866 weather forecast Day 2, 0 hours 1 AM 47° 46° Clear 9%

0% Thunder
( 1% severe)
  CALM 71% 38°
Low 43° RANTOUL, IL 61866 weather forecast Day 2, 3 hours 4 AM 45° 44° Mostly Cloudy S   3 76% 38°
High 71° RANTOUL, IL 61866 weather forecast Day 2, 6 hours 7 AM 49° 46° Mostly Cloudy 15%
RAIN
<.01 in
0% Thunder
( 3% severe)
S   7 71% 40°

Mostly Cloudy



RANTOUL, IL 61866 weather forecast Day 2, 9 hours 10 AM 60° 58° Mostly Cloudy S   13 58% 45°
RANTOUL, IL 61866 weather forecast Day 2, 12 hours 1 PM 65° 65° Mostly Cloudy 12%
RAIN
<.01 in
0% Thunder
( 9% severe)
S   16 52% 47°
RANTOUL, IL 61866 weather forecast Day 2, 15 hours 4 PM 68° 68° Mostly Cloudy S   16 51% 49°
RANTOUL, IL 61866 weather forecast Day 2, 18 hours 7 PM 68° 68° Mostly Cloudy 8%

0% Thunder
( 15% severe)
S   12 54% 51°
RANTOUL, IL 61866 weather forecast Day 2, 21 hours 10 PM 62° 61° Partly Cloudy SSE   9 70% 52°

RANTOUL, IL extended weather forecast

Saturday
16 MAY 2026
Sunday
17 MAY 2026
Monday
18 MAY 2026
Tuesday
19 MAY 2026
Wednesday
20 MAY 2026
Low 63° Low 63° Low 61° Low 61° Low 51°
High 80° High 83° High 80° High 73° High 71°
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
Overcast
86% Rain
Mostly Cloudy
53% Rain
Mostly Cloudy
62% Rain
Overcast
60% Rain
Partly Cloudy
27% Rain
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