County Mapping

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.
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County Average Temperature
March - May 1997
0ยฐF10ยฐF20ยฐF30ยฐF40ยฐF50ยฐF60ยฐF70ยฐF80ยฐF90ยฐF
Illinois (Hover over a County)
Temp Average Temperature : --
Anomaly: --
Rank: -- Coldest
Mean: --
March - May 1997 Illinois County Average Temperature
County
Value
Anomaly
Rank
131 Years
1901-2000 Mean
Adams County 49.8ยฐF-2.2ยฐF2052.0ยฐF
Alexander County 55.0ยฐF-1.5ยฐF2956.5ยฐF
Bond County 51.9ยฐF-1.6ยฐF3253.5ยฐF
Boone County 44.7ยฐF-1.9ยฐF2446.6ยฐF
Brown County 49.7ยฐF-2.0ยฐF2251.8ยฐF
Bureau County 46.9ยฐF-1.7ยฐF2848.6ยฐF
Calhoun County 51.5ยฐF-1.9ยฐF2353.4ยฐF
Carroll County 45.9ยฐF-1.2ยฐF3647.1ยฐF
Cass County 50.1ยฐF-1.8ยฐF2452.0ยฐF
Champaign County 48.7ยฐF-1.6ยฐF2850.3ยฐF
Christian County 50.5ยฐF-1.5ยฐF2952.0ยฐF
Clark County 50.4ยฐF-1.8ยฐF2852.1ยฐF
Clay County 51.8ยฐF-1.6ยฐF3053.4ยฐF
Clinton County 52.8ยฐF-1.4ยฐF3654.2ยฐF
Coles County 49.8ยฐF-1.9ยฐF2651.7ยฐF
Cook County 45.6ยฐF-1.8ยฐF2147.4ยฐF
Crawford County 51.5ยฐF-1.5ยฐF3053.0ยฐF
Cumberland County 50.6ยฐF-1.7ยฐF2952.3ยฐF
DeKalb County 45.2ยฐF-1.9ยฐF2047.2ยฐF
De Witt County 48.8ยฐF-1.6ยฐF2950.4ยฐF
Douglas County 49.3ยฐF-1.8ยฐF2751.1ยฐF
DuPage County 45.6ยฐF-1.8ยฐF2247.4ยฐF
Edgar County 49.5ยฐF-1.8ยฐF2751.3ยฐF
Edwards County 52.5ยฐF-1.9ยฐF1854.5ยฐF
Effingham County 51.2ยฐF-1.5ยฐF3352.7ยฐF
Fayette County 51.5ยฐF-1.5ยฐF3353.0ยฐF
Ford County 47.8ยฐF-1.7ยฐF2849.5ยฐF
Franklin County 53.0ยฐF-1.8ยฐF2254.8ยฐF
Fulton County 49.4ยฐF-1.7ยฐF2951.1ยฐF
Gallatin County 53.4ยฐF-2.4ยฐF1155.8ยฐF
Greene County 51.2ยฐF-2.0ยฐF2353.2ยฐF
Grundy County 46.8ยฐF-1.8ยฐF2248.7ยฐF
Hamilton County 52.8ยฐF-2.1ยฐF1554.9ยฐF
Hancock County 49.3ยฐF-2.0ยฐF2451.3ยฐF
Hardin County 53.7ยฐF-2.3ยฐF1655.9ยฐF
Henderson County 48.4ยฐF-1.9ยฐF2750.3ยฐF
Henry County 47.2ยฐF-1.6ยฐF3048.8ยฐF
Iroquois County 47.7ยฐF-1.6ยฐF2849.3ยฐF
Jackson County 53.3ยฐF-1.8ยฐF2455.1ยฐF
Jasper County 51.4ยฐF-1.5ยฐF2853.0ยฐF
Jefferson County 52.5ยฐF-1.9ยฐF2254.4ยฐF
Jersey County 51.6ยฐF-2.1ยฐF2053.6ยฐF
Jo Daviess County 45.0ยฐF-1.5ยฐF2746.5ยฐF
Johnson County 53.8ยฐF-1.8ยฐF2255.6ยฐF
Kane County 45.2ยฐF-1.9ยฐF2047.1ยฐF
Kankakee County 47.1ยฐF-1.6ยฐF2748.7ยฐF
Kendall County 46.3ยฐF-1.9ยฐF2048.2ยฐF
Knox County 47.7ยฐF-1.8ยฐF2849.5ยฐF
Lake County 44.2ยฐF-1.8ยฐF2346.0ยฐF
LaSalle County 46.6ยฐF-2.1ยฐF2148.6ยฐF
Lawrence County 52.2ยฐF-1.7ยฐF2753.9ยฐF
Lee County 45.8ยฐF-2.0ยฐF2247.7ยฐF
Livingston County 47.3ยฐF-1.8ยฐF2549.1ยฐF
Logan County 49.4ยฐF-1.8ยฐF2751.2ยฐF
McDonough County 48.8ยฐF-2.0ยฐF2550.8ยฐF
McHenry County 44.2ยฐF-1.9ยฐF1946.1ยฐF
McLean County 47.9ยฐF-1.7ยฐF2849.6ยฐF
Macon County 49.7ยฐF-1.5ยฐF3151.2ยฐF
Macoupin County 50.8ยฐF-2.0ยฐF2452.8ยฐF
Madison County 52.3ยฐF-1.8ยฐF2654.1ยฐF
Marion County 52.0ยฐF-1.7ยฐF3153.7ยฐF
Marshall County 47.7ยฐF-1.7ยฐF2749.4ยฐF
Mason County 49.9ยฐF-1.8ยฐF2551.7ยฐF
Massac County 54.8ยฐF-1.6ยฐF2356.4ยฐF
Menard County 49.8ยฐF-1.9ยฐF2551.7ยฐF
Mercer County 47.4ยฐF-2.1ยฐF2349.5ยฐF
Monroe County 53.2ยฐF-1.8ยฐF2455.0ยฐF
Montgomery County 50.9ยฐF-1.7ยฐF2752.6ยฐF
Morgan County 50.0ยฐF-2.0ยฐF2152.1ยฐF
Moultrie County 49.9ยฐF-1.6ยฐF3051.5ยฐF
Ogle County 45.2ยฐF-1.9ยฐF2047.2ยฐF
Peoria County 48.3ยฐF-1.8ยฐF2850.0ยฐF
Perry County 52.9ยฐF-1.7ยฐF2654.6ยฐF
Piatt County 49.1ยฐF-1.5ยฐF3050.6ยฐF
Pike County 50.3ยฐF-2.2ยฐF1952.5ยฐF
Pope County 53.9ยฐF-1.9ยฐF1755.8ยฐF
Pulaski County 54.9ยฐF-1.6ยฐF2856.5ยฐF
Putnam County 47.6ยฐF-1.8ยฐF2749.4ยฐF
Randolph County 53.0ยฐF-1.9ยฐF2554.8ยฐF
Richland County 51.9ยฐF-1.9ยฐF2253.8ยฐF
Rock Island County 47.3ยฐF-1.7ยฐF2649.0ยฐF
St. Clair County 53.1ยฐF-1.6ยฐF2954.7ยฐF
Saline County 53.2ยฐF-2.2ยฐF1255.4ยฐF
Sangamon County 50.1ยฐF-1.8ยฐF2751.9ยฐF
Schuyler County 49.8ยฐF-1.9ยฐF2551.6ยฐF
Scott County 50.5ยฐF-2.0ยฐF2252.5ยฐF
Shelby County 50.5ยฐF-1.6ยฐF3052.1ยฐF
Stark County 47.4ยฐF-1.7ยฐF3049.1ยฐF
Stephenson County 44.9ยฐF-1.5ยฐF3046.4ยฐF
Tazewell County 48.7ยฐF-1.8ยฐF2750.5ยฐF
Union County 53.7ยฐF-1.9ยฐF2155.6ยฐF
Vermilion County 48.6ยฐF-1.9ยฐF2550.4ยฐF
Wabash County 52.6ยฐF-1.9ยฐF2354.5ยฐF
Warren County 47.7ยฐF-2.0ยฐF2449.7ยฐF
Washington County 52.8ยฐF-1.5ยฐF3354.3ยฐF
Wayne County 52.4ยฐF-1.8ยฐF2254.2ยฐF
White County 53.0ยฐF-2.2ยฐF1155.2ยฐF
Whiteside County 46.6ยฐF-1.5ยฐF2948.1ยฐF
Will County 46.6ยฐF-1.8ยฐF2248.4ยฐF
Williamson County 53.2ยฐF-1.9ยฐF2055.1ยฐF
Winnebago County 45.0ยฐF-1.9ยฐF2546.9ยฐF
Woodford County 47.7ยฐF-1.7ยฐF2649.4ยฐF

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