DECATUR, IL 62526 Weather Forecast & Current Conditions

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DECATUR, IL
Current Weather

10:54 PM CDT JUL 8, 2025
Broken Clouds
72°F
Feels Like: 72°F
Dewpoint: 70°F
Rel. Hum.: 93%
Visibility: 10 miles
Wind: Calm
Pressure: 30.05 inches
Last 72 hours

Local Area Snow Depth

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DECATUR, IL 62526
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
OVERNIGHT
Cloudy with a slight chance of showers and thunderstorms. Near steady temperature in the upper 60s. Southwest winds around 5 mph. Chance of rain 20 percent.
WEDNESDAY
Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Northwest winds 5 to 10 mph. Chance of rain 30 percent.
WEDNESDAY NIGHT
Partly cloudy. Lows in the upper 60s. Northwest winds around 5 mph.
THURSDAY
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Humid with highs in the upper 80s. Southeast winds around 5 mph, becoming west in the afternoon. Chance of rain 30 percent.
THURSDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 60s. Southeast winds around 5 mph.
FRIDAY
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 30 percent.
FRIDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 50 percent.
SATURDAY
Partly sunny. A chance of showers in the afternoon. Highs in the mid 80s. Chance of rain 50 percent.
SATURDAY NIGHT AND SUNDAY
Partly cloudy. Lows in the mid 60s. Highs in the mid 80s.
SUNDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 60s.
MONDAY
Partly sunny. A chance of showers in the afternoon. Highs in the upper 80s. Chance of rain 30 percent.
MONDAY NIGHT
Mostly cloudy. Lows in the upper 60s.
TUESDAY
Mostly sunny. A chance of showers in the afternoon. Highs in the upper 80s. Chance of rain 30 percent.

Visible Weather Satellite
DECATUR, IL 62526
Infrared Weather Satellite
DECATUR, IL 62526
NEXRAD Weather Radar
DECATUR, IL 62526

DECATUR, IL 3 hourly weather forecast

weather forecast created  8:00 AM EDT  7/ 8/2025
Tuesday
8 JUL 2025
DECATUR, IL 62526 weather forecast Day 1, 12 hours 1 PM 87° 90° Partly Cloudy 52%
RAIN
***
0% Thunder
( 52% severe)
S   7 53% 68°
High 88° DECATUR, IL 62526 weather forecast Day 1, 15 hours 4 PM 87° 91° Partly Cloudy S   7 55% 69°
Mostly Cloudy

Rain Likely

DECATUR, IL 62526 weather forecast Day 1, 18 hours 7 PM 80° 83° Mostly Cloudy 34%
RAIN
.1–.25 in
0% Thunder
( 40% severe)
SW   6 69% 69°
DECATUR, IL 62526 weather forecast Day 1, 21 hours 10 PM 76° 77° Mostly Cloudy S   3 82% 70°
Wednesday
9 JUL 2025
DECATUR, IL 62526 weather forecast Day 2, 0 hours 1 AM 72° 72° Mostly Cloudy 13%
RAIN
<.01 in
0% Thunder
( 13% severe)
SW   2 90% 69°
Low 70° DECATUR, IL 62526 weather forecast Day 2, 3 hours 4 AM 72° 72° Mostly Cloudy SW   2 90% 69°
High 88° DECATUR, IL 62526 weather forecast Day 2, 6 hours 7 AM 73° 73° Mostly Cloudy 14%
RAIN
.1–.25 in
0% Thunder
( 13% severe)
WSW   2 90% 70°

Partly Cloudy



DECATUR, IL 62526 weather forecast Day 2, 9 hours 10 AM 80° 83° Partly Cloudy W   3 74% 71°
DECATUR, IL 62526 weather forecast Day 2, 12 hours 1 PM 84° 89° Partly Cloudy 14%
RAIN
***
0% Thunder
( 22% severe)
W   6 65% 71°
DECATUR, IL 62526 weather forecast Day 2, 15 hours 4 PM 87° 91° Partly Cloudy W   6 55% 69°
DECATUR, IL 62526 weather forecast Day 2, 18 hours 7 PM 83° 87° Partly Cloudy 5%

0% Thunder
( 10% severe)
NW   5 63% 69°
DECATUR, IL 62526 weather forecast Day 2, 21 hours 10 PM 77° 79° Partly Cloudy NW   2 76% 69°
Thursday
10 JUL 2025
DECATUR, IL 62526 weather forecast Day 3, 0 hours 1 AM 72° 72° Partly Cloudy 4%

0% Thunder
( 3% severe)
NW   2 87% 68°
Low 69° DECATUR, IL 62526 weather forecast Day 3, 3 hours 4 AM 71° 71° Partly Cloudy NNE   2 90% 68°
High 88° DECATUR, IL 62526 weather forecast Day 3, 6 hours 7 AM 72° 72° Partly Cloudy 11%
RAIN
<.01 in
0% Thunder
( 17% severe)
E   2 90% 69°

Partly Cloudy



DECATUR, IL 62526 weather forecast Day 3, 9 hours 10 AM 81° 84° Partly Cloudy SE   2 69% 70°
DECATUR, IL 62526 weather forecast Day 3, 15 hours 1 PM 85° 89° Partly Cloudy 15%
RAIN
<.01 in
0% Thunder
( 26% severe)
W   3 59% 69°
DECATUR, IL 62526 weather forecast Day 3, 18 hours 4 PM 87° 90° Mostly Cloudy WNW   3 53% 68°
DECATUR, IL 62526 weather forecast Day 3, 21 hours 7 PM 84° 88° Partly Cloudy     ESE   3 61% 69°

DECATUR, IL extended weather forecast

Friday
11 JUL 2025
Saturday
12 JUL 2025
Sunday
13 JUL 2025
Monday
14 JUL 2025
Tuesday
15 JUL 2025
Low 70° Low 70° Low 61° Low 66° Low 70°
High 91° High 84° High 84° High 87° High 90°
DECATUR, IL 62526 weather forecast Day 4 DECATUR, IL 62526 weather forecast Day 5 DECATUR, IL 62526 weather forecast Day 6 DECATUR, IL 62526 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Overcast
63% Rain
Mostly Cloudy
65% Rain
Partly Cloudy
24% Rain
Overcast
38% Rain
Mostly Cloudy
36% Rain
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