TODAY OCT24
TEMPERATURE83°F
HUMIDITY49%
PRESSURE30.10 inHg
WIND COND.210° 10.4 mph
  • 8567Fri
  • 8662Sat30% | 20%
  • 8366Sun50%
  • 8363Columbus Day
  • 7754Tue
daynightWeather update from Southern Illinois Airport, on 5 Oct 15:52 pm CDT

Carbondale Average Weather

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January-1°F68°F36°F2.7"
February5°F72°F36°F2.7"
March16°F82°F48°F5.0"
April23°F88°F57°F4.7"
May34°F92°F66°F4.0"
June52°F97°F76°F2.7"
July55°F97°F77°F4.9"
August50°F103°F77°F2.4"
September39°F97°F69°F3.1"
October25°F93°F57°F4.7"
November17°F81°F47°F2.8"
December1°F72°F37°F3.6"

Did you know?

  • The highest monthly average temperature in Carbondale for August is 77 degrees.
  • The lowest monthly average temperature in Carbondale for January is 36 degrees.
  • The most monthly precipitation in Carbondale occurs in March with 5 inches.
  • The air quality index in Carbondale is 21% better than the national average.
  • The pollution index in Carbondale is 54% better than the national average.

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Compare Carbondale, IL Weather To Other Cities

Carbondale air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexCarbondaleIllinoisNational
Air quality index394150
Pollution index2,331,2203,325,3065,100,859

Carbondale air quality information

MeasurementTotal
Days measured243
Days with good air quality204
Days with moderate air quality39
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Carbondale air quality information

PollutantTotal
Arsenic0.010%
Benzene0.030%
Carbon Tetrachloride0.004%
Lead0.002%
Mercury0.260%

Average monthly Carbondale temperature with heat index

Carbondale monthly precipitation with daily maximum

Carbondale monthly snow depth with daily maximum

Carbondale monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Harrison, IL9823138%
Alto Pass, IL4863628%
Goreville, IL1,1893628%
Makanda, IL5303628%
Cobden, IL1,3593628%
Carbondale, IL26,3743922%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Barberton, OH26,3753432%
Wooster, OH26,3533432%
Kingsville, TX26,3483138%
Smithtown, NY26,408476%
Sahuarita, AZ26,441468%
Carbondale, IL26,3743922%
Source: The Carbondale, IL weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.