County Mapping

County
|
Value | Anomaly | Rank 131 Years | 1901- |
---|---|---|---|---|
Adams County | 49.8ยฐF | -2.2ยฐF | 20 | 52.0ยฐF |
Alexander County | 55.0ยฐF | -1.5ยฐF | 29 | 56.5ยฐF |
Bond County | 51.9ยฐF | -1.6ยฐF | 32 | 53.5ยฐF |
Boone County | 44.7ยฐF | -1.9ยฐF | 24 | 46.6ยฐF |
Brown County | 49.7ยฐF | -2.0ยฐF | 22 | 51.8ยฐF |
Bureau County | 46.9ยฐF | -1.7ยฐF | 28 | 48.6ยฐF |
Calhoun County | 51.5ยฐF | -1.9ยฐF | 23 | 53.4ยฐF |
Carroll County | 45.9ยฐF | -1.2ยฐF | 36 | 47.1ยฐF |
Cass County | 50.1ยฐF | -1.8ยฐF | 24 | 52.0ยฐF |
Champaign County | 48.7ยฐF | -1.6ยฐF | 28 | 50.3ยฐF |
Christian County | 50.5ยฐF | -1.5ยฐF | 29 | 52.0ยฐF |
Clark County | 50.4ยฐF | -1.8ยฐF | 28 | 52.1ยฐF |
Clay County | 51.8ยฐF | -1.6ยฐF | 30 | 53.4ยฐF |
Clinton County | 52.8ยฐF | -1.4ยฐF | 36 | 54.2ยฐF |
Coles County | 49.8ยฐF | -1.9ยฐF | 26 | 51.7ยฐF |
Cook County | 45.6ยฐF | -1.8ยฐF | 21 | 47.4ยฐF |
Crawford County | 51.5ยฐF | -1.5ยฐF | 30 | 53.0ยฐF |
Cumberland County | 50.6ยฐF | -1.7ยฐF | 29 | 52.3ยฐF |
DeKalb County | 45.2ยฐF | -1.9ยฐF | 20 | 47.2ยฐF |
De Witt County | 48.8ยฐF | -1.6ยฐF | 29 | 50.4ยฐF |
Douglas County | 49.3ยฐF | -1.8ยฐF | 27 | 51.1ยฐF |
DuPage County | 45.6ยฐF | -1.8ยฐF | 22 | 47.4ยฐF |
Edgar County | 49.5ยฐF | -1.8ยฐF | 27 | 51.3ยฐF |
Edwards County | 52.5ยฐF | -1.9ยฐF | 18 | 54.5ยฐF |
Effingham County | 51.2ยฐF | -1.5ยฐF | 33 | 52.7ยฐF |
Fayette County | 51.5ยฐF | -1.5ยฐF | 33 | 53.0ยฐF |
Ford County | 47.8ยฐF | -1.7ยฐF | 28 | 49.5ยฐF |
Franklin County | 53.0ยฐF | -1.8ยฐF | 22 | 54.8ยฐF |
Fulton County | 49.4ยฐF | -1.7ยฐF | 29 | 51.1ยฐF |
Gallatin County | 53.4ยฐF | -2.4ยฐF | 11 | 55.8ยฐF |
Greene County | 51.2ยฐF | -2.0ยฐF | 23 | 53.2ยฐF |
Grundy County | 46.8ยฐF | -1.8ยฐF | 22 | 48.7ยฐF |
Hamilton County | 52.8ยฐF | -2.1ยฐF | 15 | 54.9ยฐF |
Hancock County | 49.3ยฐF | -2.0ยฐF | 24 | 51.3ยฐF |
Hardin County | 53.7ยฐF | -2.3ยฐF | 16 | 55.9ยฐF |
Henderson County | 48.4ยฐF | -1.9ยฐF | 27 | 50.3ยฐF |
Henry County | 47.2ยฐF | -1.6ยฐF | 30 | 48.8ยฐF |
Iroquois County | 47.7ยฐF | -1.6ยฐF | 28 | 49.3ยฐF |
Jackson County | 53.3ยฐF | -1.8ยฐF | 24 | 55.1ยฐF |
Jasper County | 51.4ยฐF | -1.5ยฐF | 28 | 53.0ยฐF |
Jefferson County | 52.5ยฐF | -1.9ยฐF | 22 | 54.4ยฐF |
Jersey County | 51.6ยฐF | -2.1ยฐF | 20 | 53.6ยฐF |
Jo Daviess County | 45.0ยฐF | -1.5ยฐF | 27 | 46.5ยฐF |
Johnson County | 53.8ยฐF | -1.8ยฐF | 22 | 55.6ยฐF |
Kane County | 45.2ยฐF | -1.9ยฐF | 20 | 47.1ยฐF |
Kankakee County | 47.1ยฐF | -1.6ยฐF | 27 | 48.7ยฐF |
Kendall County | 46.3ยฐF | -1.9ยฐF | 20 | 48.2ยฐF |
Knox County | 47.7ยฐF | -1.8ยฐF | 28 | 49.5ยฐF |
Lake County | 44.2ยฐF | -1.8ยฐF | 23 | 46.0ยฐF |
LaSalle County | 46.6ยฐF | -2.1ยฐF | 21 | 48.6ยฐF |
Lawrence County | 52.2ยฐF | -1.7ยฐF | 27 | 53.9ยฐF |
Lee County | 45.8ยฐF | -2.0ยฐF | 22 | 47.7ยฐF |
Livingston County | 47.3ยฐF | -1.8ยฐF | 25 | 49.1ยฐF |
Logan County | 49.4ยฐF | -1.8ยฐF | 27 | 51.2ยฐF |
McDonough County | 48.8ยฐF | -2.0ยฐF | 25 | 50.8ยฐF |
McHenry County | 44.2ยฐF | -1.9ยฐF | 19 | 46.1ยฐF |
McLean County | 47.9ยฐF | -1.7ยฐF | 28 | 49.6ยฐF |
Macon County | 49.7ยฐF | -1.5ยฐF | 31 | 51.2ยฐF |
Macoupin County | 50.8ยฐF | -2.0ยฐF | 24 | 52.8ยฐF |
Madison County | 52.3ยฐF | -1.8ยฐF | 26 | 54.1ยฐF |
Marion County | 52.0ยฐF | -1.7ยฐF | 31 | 53.7ยฐF |
Marshall County | 47.7ยฐF | -1.7ยฐF | 27 | 49.4ยฐF |
Mason County | 49.9ยฐF | -1.8ยฐF | 25 | 51.7ยฐF |
Massac County | 54.8ยฐF | -1.6ยฐF | 23 | 56.4ยฐF |
Menard County | 49.8ยฐF | -1.9ยฐF | 25 | 51.7ยฐF |
Mercer County | 47.4ยฐF | -2.1ยฐF | 23 | 49.5ยฐF |
Monroe County | 53.2ยฐF | -1.8ยฐF | 24 | 55.0ยฐF |
Montgomery County | 50.9ยฐF | -1.7ยฐF | 27 | 52.6ยฐF |
Morgan County | 50.0ยฐF | -2.0ยฐF | 21 | 52.1ยฐF |
Moultrie County | 49.9ยฐF | -1.6ยฐF | 30 | 51.5ยฐF |
Ogle County | 45.2ยฐF | -1.9ยฐF | 20 | 47.2ยฐF |
Peoria County | 48.3ยฐF | -1.8ยฐF | 28 | 50.0ยฐF |
Perry County | 52.9ยฐF | -1.7ยฐF | 26 | 54.6ยฐF |
Piatt County | 49.1ยฐF | -1.5ยฐF | 30 | 50.6ยฐF |
Pike County | 50.3ยฐF | -2.2ยฐF | 19 | 52.5ยฐF |
Pope County | 53.9ยฐF | -1.9ยฐF | 17 | 55.8ยฐF |
Pulaski County | 54.9ยฐF | -1.6ยฐF | 28 | 56.5ยฐF |
Putnam County | 47.6ยฐF | -1.8ยฐF | 27 | 49.4ยฐF |
Randolph County | 53.0ยฐF | -1.9ยฐF | 25 | 54.8ยฐF |
Richland County | 51.9ยฐF | -1.9ยฐF | 22 | 53.8ยฐF |
Rock Island County | 47.3ยฐF | -1.7ยฐF | 26 | 49.0ยฐF |
St. Clair County | 53.1ยฐF | -1.6ยฐF | 29 | 54.7ยฐF |
Saline County | 53.2ยฐF | -2.2ยฐF | 12 | 55.4ยฐF |
Sangamon County | 50.1ยฐF | -1.8ยฐF | 27 | 51.9ยฐF |
Schuyler County | 49.8ยฐF | -1.9ยฐF | 25 | 51.6ยฐF |
Scott County | 50.5ยฐF | -2.0ยฐF | 22 | 52.5ยฐF |
Shelby County | 50.5ยฐF | -1.6ยฐF | 30 | 52.1ยฐF |
Stark County | 47.4ยฐF | -1.7ยฐF | 30 | 49.1ยฐF |
Stephenson County | 44.9ยฐF | -1.5ยฐF | 30 | 46.4ยฐF |
Tazewell County | 48.7ยฐF | -1.8ยฐF | 27 | 50.5ยฐF |
Union County | 53.7ยฐF | -1.9ยฐF | 21 | 55.6ยฐF |
Vermilion County | 48.6ยฐF | -1.9ยฐF | 25 | 50.4ยฐF |
Wabash County | 52.6ยฐF | -1.9ยฐF | 23 | 54.5ยฐF |
Warren County | 47.7ยฐF | -2.0ยฐF | 24 | 49.7ยฐF |
Washington County | 52.8ยฐF | -1.5ยฐF | 33 | 54.3ยฐF |
Wayne County | 52.4ยฐF | -1.8ยฐF | 22 | 54.2ยฐF |
White County | 53.0ยฐF | -2.2ยฐF | 11 | 55.2ยฐF |
Whiteside County | 46.6ยฐF | -1.5ยฐF | 29 | 48.1ยฐF |
Will County | 46.6ยฐF | -1.8ยฐF | 22 | 48.4ยฐF |
Williamson County | 53.2ยฐF | -1.9ยฐF | 20 | 55.1ยฐF |
Winnebago County | 45.0ยฐF | -1.9ยฐF | 25 | 46.9ยฐF |
Woodford County | 47.7ยฐF | -1.7ยฐF | 26 | 49.4ยฐF |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: County Mapping, published July 2025, retrieved on July 24, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping