County Mapping

County Data Info
Please note, Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales. Data are available for bulk download.
loader
loader
County Average Temperature
October - December 1980
0ยฐF10ยฐF20ยฐF30ยฐF40ยฐF50ยฐF60ยฐF70ยฐF80ยฐF90ยฐF
Illinois (Hover over a County)
TempAverage Temperature:
Rank:
Anomaly:
Mean:
October - December 1980 Illinois County Average Temperature
County
Value
Rank
130 Years
Anomaly
1901-2000 Mean
Adams County41.8ยฐF47-0.4ยฐF42.2ยฐF
Alexander County46.0ยฐF32-1.0ยฐF47.1ยฐF
Bond County43.5ยฐF43-0.7ยฐF44.1ยฐF
Boone County36.1ยฐF38-1.1ยฐF37.2ยฐF
Brown County41.7ยฐF50-0.3ยฐF42.0ยฐF
Bureau County38.3ยฐF51-0.3ยฐF38.6ยฐF
Calhoun County43.4ยฐF49-0.4ยฐF43.8ยฐF
Carroll County36.6ยฐF46-0.4ยฐF37.0ยฐF
Cass County41.7ยฐF50-0.4ยฐF42.0ยฐF
Champaign County40.3ยฐF48-0.6ยฐF40.9ยฐF
Christian County42.1ยฐF51-0.3ยฐF42.5ยฐF
Clark County42.0ยฐF39-0.8ยฐF42.9ยฐF
Clay County43.3ยฐF41-0.7ยฐF44.0ยฐF
Clinton County44.0ยฐF45-0.7ยฐF44.7ยฐF
Coles County41.5ยฐF43-0.8ยฐF42.3ยฐF
Cook County38.6ยฐF38-0.9ยฐF39.5ยฐF
Crawford County43.2ยฐF45-0.6ยฐF43.8ยฐF
Cumberland County42.1ยฐF37-0.8ยฐF42.9ยฐF
DeKalb County37.5ยฐF49-0.3ยฐF37.8ยฐF
De Witt County40.8ยฐF600.1ยฐF40.8ยฐF
Douglas County40.8ยฐF42-0.8ยฐF41.7ยฐF
DuPage County37.8ยฐF36-1.1ยฐF38.8ยฐF
Edgar County41.0ยฐF35-1.0ยฐF42.0ยฐF
Edwards County44.6ยฐF44-0.6ยฐF45.1ยฐF
Effingham County42.2ยฐF35-0.9ยฐF43.2ยฐF
Fayette County42.8ยฐF42-0.7ยฐF43.6ยฐF
Ford County39.6ยฐF50-0.5ยฐF40.1ยฐF
Franklin County44.4ยฐF33-1.1ยฐF45.5ยฐF
Fulton County40.4ยฐF42-0.7ยฐF41.1ยฐF
Gallatin County45.4ยฐF39-1.0ยฐF46.4ยฐF
Greene County42.8ยฐF41-0.7ยฐF43.5ยฐF
Grundy County38.8ยฐF45-0.4ยฐF39.3ยฐF
Hamilton County44.3ยฐF33-1.1ยฐF45.4ยฐF
Hancock County41.2ยฐF54-0.2ยฐF41.4ยฐF
Hardin County45.4ยฐF31-1.3ยฐF46.7ยฐF
Henderson County40.1ยฐF53-0.2ยฐF40.3ยฐF
Henry County38.4ยฐF47-0.4ยฐF38.9ยฐF
Iroquois County39.5ยฐF46-0.5ยฐF40.1ยฐF
Jackson County44.8ยฐF38-0.9ยฐF45.6ยฐF
Jasper County42.8ยฐF40-0.8ยฐF43.5ยฐF
Jefferson County43.9ยฐF29-1.2ยฐF45.0ยฐF
Jersey County43.4ยฐF42-0.7ยฐF44.1ยฐF
Jo Daviess County36.1ยฐF47-0.5ยฐF36.6ยฐF
Johnson County45.0ยฐF27-1.4ยฐF46.4ยฐF
Kane County37.1ยฐF35-1.0ยฐF38.2ยฐF
Kankakee County39.7ยฐF580.0ยฐF39.7ยฐF
Kendall County38.5ยฐF45-0.5ยฐF39.0ยฐF
Knox County39.2ยฐF51-0.4ยฐF39.6ยฐF
Lake County37.5ยฐF39-0.9ยฐF38.4ยฐF
LaSalle County38.7ยฐF55-0.2ยฐF39.0ยฐF
Lawrence County43.9ยฐF43-0.6ยฐF44.5ยฐF
Lee County37.5ยฐF53-0.2ยฐF37.8ยฐF
Livingston County39.4ยฐF56-0.2ยฐF39.6ยฐF
Logan County41.3ยฐF60-0.1ยฐF41.4ยฐF
McDonough County40.6ยฐF55-0.2ยฐF40.8ยฐF
McHenry County36.2ยฐF37-1.1ยฐF37.3ยฐF
McLean County39.9ยฐF59-0.1ยฐF39.9ยฐF
Macon County41.5ยฐF59-0.2ยฐF41.7ยฐF
Macoupin County42.5ยฐF39-0.7ยฐF43.2ยฐF
Madison County43.9ยฐF36-0.8ยฐF44.7ยฐF
Marion County43.4ยฐF40-0.9ยฐF44.3ยฐF
Marshall County39.6ยฐF610.0ยฐF39.6ยฐF
Mason County41.2ยฐF45-0.6ยฐF41.8ยฐF
Massac County45.8ยฐF29-1.4ยฐF47.2ยฐF
Menard County41.6ยฐF53-0.4ยฐF41.9ยฐF
Mercer County38.8ยฐF48-0.7ยฐF39.4ยฐF
Monroe County45.0ยฐF45-0.5ยฐF45.6ยฐF
Montgomery County42.7ยฐF49-0.5ยฐF43.1ยฐF
Morgan County41.9ยฐF48-0.3ยฐF42.2ยฐF
Moultrie County41.5ยฐF50-0.5ยฐF42.0ยฐF
Ogle County36.9ยฐF50-0.4ยฐF37.3ยฐF
Peoria County39.5ยฐF41-0.7ยฐF40.2ยฐF
Perry County44.5ยฐF41-0.8ยฐF45.2ยฐF
Piatt County40.7ยฐF51-0.4ยฐF41.1ยฐF
Pike County42.8ยฐF560.0ยฐF42.8ยฐF
Pope County45.3ยฐF28-1.4ยฐF46.7ยฐF
Pulaski County46.0ยฐF29-1.2ยฐF47.2ยฐF
Putnam County39.5ยฐF610.0ยฐF39.5ยฐF
Randolph County45.0ยฐF57-0.4ยฐF45.4ยฐF
Richland County43.7ยฐF45-0.7ยฐF44.4ยฐF
Rock Island County38.6ยฐF48-0.5ยฐF39.0ยฐF
St. Clair County44.8ยฐF46-0.5ยฐF45.3ยฐF
Saline County45.0ยฐF35-1.0ยฐF46.0ยฐF
Sangamon County41.9ยฐF52-0.3ยฐF42.2ยฐF
Schuyler County41.2ยฐF47-0.4ยฐF41.6ยฐF
Scott County42.5ยฐF50-0.3ยฐF42.8ยฐF
Shelby County42.2ยฐF52-0.5ยฐF42.6ยฐF
Stark County38.8ยฐF50-0.4ยฐF39.2ยฐF
Stephenson County35.6ยฐF40-0.9ยฐF36.5ยฐF
Tazewell County40.2ยฐF47-0.4ยฐF40.6ยฐF
Union County45.2ยฐF34-0.9ยฐF46.2ยฐF
Vermilion County40.5ยฐF46-0.7ยฐF41.2ยฐF
Wabash County44.6ยฐF46-0.6ยฐF45.2ยฐF
Warren County39.4ยฐF51-0.4ยฐF39.8ยฐF
Washington County44.3ยฐF47-0.7ยฐF44.9ยฐF
Wayne County44.1ยฐF39-0.8ยฐF44.9ยฐF
White County45.0ยฐF41-0.8ยฐF45.8ยฐF
Whiteside County37.8ยฐF47-0.3ยฐF38.1ยฐF
Will County39.1ยฐF47-0.4ยฐF39.5ยฐF
Williamson County44.6ยฐF28-1.2ยฐF45.8ยฐF
Winnebago County36.2ยฐF40-1.0ยฐF37.2ยฐF
Woodford County39.5ยฐF550.0ยฐF39.6ยฐF

Citing This Page