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Weather in Carbondale, Illinois, USA

Now
30 °F

Overcast.


Feels Like: 17 °F
Forecast: 41 / 26 °F
Wind: 21 mph from West

Location: Southern Illinois Airport
Current Time: Dec 19, 2025 at 1:50:02 am
Latest Report: Dec 19, 2025 at 12:52 am
Visibility: 10 mi
Pressure: 29.87 "Hg
Humidity: 59%
Dew Point: 17 °F

Upcoming 5 hours

Now 2:00 am 3:00 am 4:00 am 5:00 am 6:00 am
30 °F 31 °F 30 °F 30 °F 29 °F 29 °F

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Forecast for the next 48 hours

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  Friday Saturday
  Night Morning Afternoon Evening Night Morning Afternoon
Forecast
Temperature 30 °F 30 °F 40 °F 33 °F 35 °F 40 °F 52 °F
Clear. Sunny. Sunny. Scatt­erred clouds. Mostly clear. Overcast. Cloudy.
Feels Like 19 °F 20 °F 35 °F 25 °F 26 °F 31 °F 48 °F
Wind Speed 15 mph 11 mph 7 mph 9 mph 12 mph 18 mph 14 mph
Wind Direction W
W
WSW
S
S
S
SW
Humidity 61% 57% 41% 69% 67% 61% 53%
Dew Point 18 °F 16 °F 18 °F 24 °F 25 °F 28 °F 36 °F
Visibility 6 mi 7 mi 8 mi 5 mi 5 mi 7 mi 8 mi
Probability of Precipitation 5% 0% 0% 0% 0% 0% 0%
Amount of Rain 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 0.00"
Amount of Snow 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 0.00"
* Updated Thursday, December 18, 2025 7:42:36 pm Carbondale time - Weather by CustomWeather, © 2025

14 day forecast, day-by-day Hour-by-hour forecast for next week

Yesterday's weather

Overcast. 57 / 33 °F
Humidity: 88%. Wind: 14 mph from South

More weather last week

Currently at nearby stations

30 °F

Marion Regional: (11 mi)

Overcast.

32 °F

Harrisburg-Raleigh Airport: (37 mi)

Overcast.

32 °F

Cape Girardeau Regional Airport: (39 mi)

Overcast.

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Forecast for the next 2 weeks

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Sun Mon Tue Wed Thu Fri Sat
14
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16
17
18

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3

Detailed forecast for 14 days