County Mapping

County | Value | Rank 130 Years | Anomaly | 1901- |
---|---|---|---|---|
Adams County | 41.8ยฐF | 47 | -0.4ยฐF | 42.2ยฐF |
Alexander County | 46.0ยฐF | 32 | -1.0ยฐF | 47.1ยฐF |
Bond County | 43.5ยฐF | 43 | -0.7ยฐF | 44.1ยฐF |
Boone County | 36.1ยฐF | 38 | -1.1ยฐF | 37.2ยฐF |
Brown County | 41.7ยฐF | 50 | -0.3ยฐF | 42.0ยฐF |
Bureau County | 38.3ยฐF | 51 | -0.3ยฐF | 38.6ยฐF |
Calhoun County | 43.4ยฐF | 49 | -0.4ยฐF | 43.8ยฐF |
Carroll County | 36.6ยฐF | 46 | -0.4ยฐF | 37.0ยฐF |
Cass County | 41.7ยฐF | 50 | -0.4ยฐF | 42.0ยฐF |
Champaign County | 40.3ยฐF | 48 | -0.6ยฐF | 40.9ยฐF |
Christian County | 42.1ยฐF | 51 | -0.3ยฐF | 42.5ยฐF |
Clark County | 42.0ยฐF | 39 | -0.8ยฐF | 42.9ยฐF |
Clay County | 43.3ยฐF | 41 | -0.7ยฐF | 44.0ยฐF |
Clinton County | 44.0ยฐF | 45 | -0.7ยฐF | 44.7ยฐF |
Coles County | 41.5ยฐF | 43 | -0.8ยฐF | 42.3ยฐF |
Cook County | 38.6ยฐF | 38 | -0.9ยฐF | 39.5ยฐF |
Crawford County | 43.2ยฐF | 45 | -0.6ยฐF | 43.8ยฐF |
Cumberland County | 42.1ยฐF | 37 | -0.8ยฐF | 42.9ยฐF |
DeKalb County | 37.5ยฐF | 49 | -0.3ยฐF | 37.8ยฐF |
De Witt County | 40.8ยฐF | 60 | 0.1ยฐF | 40.8ยฐF |
Douglas County | 40.8ยฐF | 42 | -0.8ยฐF | 41.7ยฐF |
DuPage County | 37.8ยฐF | 36 | -1.1ยฐF | 38.8ยฐF |
Edgar County | 41.0ยฐF | 35 | -1.0ยฐF | 42.0ยฐF |
Edwards County | 44.6ยฐF | 44 | -0.6ยฐF | 45.1ยฐF |
Effingham County | 42.2ยฐF | 35 | -0.9ยฐF | 43.2ยฐF |
Fayette County | 42.8ยฐF | 42 | -0.7ยฐF | 43.6ยฐF |
Ford County | 39.6ยฐF | 50 | -0.5ยฐF | 40.1ยฐF |
Franklin County | 44.4ยฐF | 33 | -1.1ยฐF | 45.5ยฐF |
Fulton County | 40.4ยฐF | 42 | -0.7ยฐF | 41.1ยฐF |
Gallatin County | 45.4ยฐF | 39 | -1.0ยฐF | 46.4ยฐF |
Greene County | 42.8ยฐF | 41 | -0.7ยฐF | 43.5ยฐF |
Grundy County | 38.8ยฐF | 45 | -0.4ยฐF | 39.3ยฐF |
Hamilton County | 44.3ยฐF | 33 | -1.1ยฐF | 45.4ยฐF |
Hancock County | 41.2ยฐF | 54 | -0.2ยฐF | 41.4ยฐF |
Hardin County | 45.4ยฐF | 31 | -1.3ยฐF | 46.7ยฐF |
Henderson County | 40.1ยฐF | 53 | -0.2ยฐF | 40.3ยฐF |
Henry County | 38.4ยฐF | 47 | -0.4ยฐF | 38.9ยฐF |
Iroquois County | 39.5ยฐF | 46 | -0.5ยฐF | 40.1ยฐF |
Jackson County | 44.8ยฐF | 38 | -0.9ยฐF | 45.6ยฐF |
Jasper County | 42.8ยฐF | 40 | -0.8ยฐF | 43.5ยฐF |
Jefferson County | 43.9ยฐF | 29 | -1.2ยฐF | 45.0ยฐF |
Jersey County | 43.4ยฐF | 42 | -0.7ยฐF | 44.1ยฐF |
Jo Daviess County | 36.1ยฐF | 47 | -0.5ยฐF | 36.6ยฐF |
Johnson County | 45.0ยฐF | 27 | -1.4ยฐF | 46.4ยฐF |
Kane County | 37.1ยฐF | 35 | -1.0ยฐF | 38.2ยฐF |
Kankakee County | 39.7ยฐF | 58 | 0.0ยฐF | 39.7ยฐF |
Kendall County | 38.5ยฐF | 45 | -0.5ยฐF | 39.0ยฐF |
Knox County | 39.2ยฐF | 51 | -0.4ยฐF | 39.6ยฐF |
Lake County | 37.5ยฐF | 39 | -0.9ยฐF | 38.4ยฐF |
LaSalle County | 38.7ยฐF | 55 | -0.2ยฐF | 39.0ยฐF |
Lawrence County | 43.9ยฐF | 43 | -0.6ยฐF | 44.5ยฐF |
Lee County | 37.5ยฐF | 53 | -0.2ยฐF | 37.8ยฐF |
Livingston County | 39.4ยฐF | 56 | -0.2ยฐF | 39.6ยฐF |
Logan County | 41.3ยฐF | 60 | -0.1ยฐF | 41.4ยฐF |
McDonough County | 40.6ยฐF | 55 | -0.2ยฐF | 40.8ยฐF |
McHenry County | 36.2ยฐF | 37 | -1.1ยฐF | 37.3ยฐF |
McLean County | 39.9ยฐF | 59 | -0.1ยฐF | 39.9ยฐF |
Macon County | 41.5ยฐF | 59 | -0.2ยฐF | 41.7ยฐF |
Macoupin County | 42.5ยฐF | 39 | -0.7ยฐF | 43.2ยฐF |
Madison County | 43.9ยฐF | 36 | -0.8ยฐF | 44.7ยฐF |
Marion County | 43.4ยฐF | 40 | -0.9ยฐF | 44.3ยฐF |
Marshall County | 39.6ยฐF | 61 | 0.0ยฐF | 39.6ยฐF |
Mason County | 41.2ยฐF | 45 | -0.6ยฐF | 41.8ยฐF |
Massac County | 45.8ยฐF | 29 | -1.4ยฐF | 47.2ยฐF |
Menard County | 41.6ยฐF | 53 | -0.4ยฐF | 41.9ยฐF |
Mercer County | 38.8ยฐF | 48 | -0.7ยฐF | 39.4ยฐF |
Monroe County | 45.0ยฐF | 45 | -0.5ยฐF | 45.6ยฐF |
Montgomery County | 42.7ยฐF | 49 | -0.5ยฐF | 43.1ยฐF |
Morgan County | 41.9ยฐF | 48 | -0.3ยฐF | 42.2ยฐF |
Moultrie County | 41.5ยฐF | 50 | -0.5ยฐF | 42.0ยฐF |
Ogle County | 36.9ยฐF | 50 | -0.4ยฐF | 37.3ยฐF |
Peoria County | 39.5ยฐF | 41 | -0.7ยฐF | 40.2ยฐF |
Perry County | 44.5ยฐF | 41 | -0.8ยฐF | 45.2ยฐF |
Piatt County | 40.7ยฐF | 51 | -0.4ยฐF | 41.1ยฐF |
Pike County | 42.8ยฐF | 56 | 0.0ยฐF | 42.8ยฐF |
Pope County | 45.3ยฐF | 28 | -1.4ยฐF | 46.7ยฐF |
Pulaski County | 46.0ยฐF | 29 | -1.2ยฐF | 47.2ยฐF |
Putnam County | 39.5ยฐF | 61 | 0.0ยฐF | 39.5ยฐF |
Randolph County | 45.0ยฐF | 57 | -0.4ยฐF | 45.4ยฐF |
Richland County | 43.7ยฐF | 45 | -0.7ยฐF | 44.4ยฐF |
Rock Island County | 38.6ยฐF | 48 | -0.5ยฐF | 39.0ยฐF |
St. Clair County | 44.8ยฐF | 46 | -0.5ยฐF | 45.3ยฐF |
Saline County | 45.0ยฐF | 35 | -1.0ยฐF | 46.0ยฐF |
Sangamon County | 41.9ยฐF | 52 | -0.3ยฐF | 42.2ยฐF |
Schuyler County | 41.2ยฐF | 47 | -0.4ยฐF | 41.6ยฐF |
Scott County | 42.5ยฐF | 50 | -0.3ยฐF | 42.8ยฐF |
Shelby County | 42.2ยฐF | 52 | -0.5ยฐF | 42.6ยฐF |
Stark County | 38.8ยฐF | 50 | -0.4ยฐF | 39.2ยฐF |
Stephenson County | 35.6ยฐF | 40 | -0.9ยฐF | 36.5ยฐF |
Tazewell County | 40.2ยฐF | 47 | -0.4ยฐF | 40.6ยฐF |
Union County | 45.2ยฐF | 34 | -0.9ยฐF | 46.2ยฐF |
Vermilion County | 40.5ยฐF | 46 | -0.7ยฐF | 41.2ยฐF |
Wabash County | 44.6ยฐF | 46 | -0.6ยฐF | 45.2ยฐF |
Warren County | 39.4ยฐF | 51 | -0.4ยฐF | 39.8ยฐF |
Washington County | 44.3ยฐF | 47 | -0.7ยฐF | 44.9ยฐF |
Wayne County | 44.1ยฐF | 39 | -0.8ยฐF | 44.9ยฐF |
White County | 45.0ยฐF | 41 | -0.8ยฐF | 45.8ยฐF |
Whiteside County | 37.8ยฐF | 47 | -0.3ยฐF | 38.1ยฐF |
Will County | 39.1ยฐF | 47 | -0.4ยฐF | 39.5ยฐF |
Williamson County | 44.6ยฐF | 28 | -1.2ยฐF | 45.8ยฐF |
Winnebago County | 36.2ยฐF | 40 | -1.0ยฐF | 37.2ยฐF |
Woodford County | 39.5ยฐF | 55 | 0.0ยฐF | 39.6ยฐF |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: County Mapping, published July 2025, retrieved on July 16, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping