HailHistory › Hail by county › Illinois
Illinois · 102 counties
Hail history in Illinois
Illinois has 12,181 recorded hail events in the NOAA Storm Events Database since 1950 — 7,401 of them 1″ or larger. The largest on record: 6.6″ (grapefruit) in Kankakee County on March 10, 2026.
When it hails in Illinois
All recorded Illinois events by month, 1950–present · data through April 2026.
Every Illinois county, ranked by recorded hail
| County | Events | ≥1″ | Largest | Most recent |
|---|---|---|---|---|
| Cook County | 643 | 440 | 2.75″ | 2026 |
| Will County | 359 | 207 | 3.0″ | 2026 |
| St. Clair County | 319 | 198 | 3.5″ | 2026 |
| Sangamon County | 314 | 183 | 3.25″ | 2026 |
| Madison County | 310 | 205 | 3.75″ | 2026 |
| DuPage County | 255 | 155 | 4.8″ | 2026 |
| McLean County | 245 | 132 | 4.5″ | 2026 |
| Peoria County | 235 | 147 | 2.75″ | 2026 |
| Champaign County | 234 | 133 | 4.25″ | 2026 |
| Macoupin County | 233 | 139 | 3.0″ | 2026 |
| Tazewell County | 232 | 137 | 3.0″ | 2026 |
| Kane County | 222 | 152 | 2.75″ | 2026 |
| Henry County | 217 | 118 | 3.0″ | 2026 |
| Winnebago County | 215 | 152 | 3.0″ | 2026 |
| Fulton County | 210 | 130 | 4.0″ | 2026 |
| Vermilion County | 202 | 116 | 3.5″ | 2026 |
| McDonough County | 196 | 118 | 4.0″ | 2024 |
| McHenry County | 192 | 112 | 2.75″ | 2026 |
| Adams County | 191 | 115 | 4.5″ | 2025 |
| Lake County | 185 | 115 | 2.75″ | 2025 |
| Hancock County | 175 | 114 | 3.0″ | 2024 |
| LaSalle County | 175 | 111 | 3.75″ | 2026 |
| Randolph County | 173 | 89 | 4.0″ | 2025 |
| Whiteside County | 163 | 83 | 2.0″ | 2026 |
| Bureau County | 157 | 108 | 4.0″ | 2026 |
| Rock Island County | 152 | 90 | 3.0″ | 2026 |
| Macon County | 150 | 93 | 3.5″ | 2026 |
| Jackson County | 148 | 92 | 3.0″ | 2025 |
| Kankakee County | 138 | 93 | 6.6″ | 2026 |
| Woodford County | 137 | 78 | 4.0″ | 2026 |
| Logan County | 136 | 80 | 3.75″ | 2025 |
| Montgomery County | 136 | 78 | 4.5″ | 2026 |
| Stephenson County | 135 | 82 | 3.0″ | 2026 |
| Washington County | 134 | 82 | 4.5″ | 2025 |
| Monroe County | 120 | 74 | 2.75″ | 2026 |
| Williamson County | 120 | 60 | 3.0″ | 2025 |
| Morgan County | 117 | 75 | 4.0″ | 2025 |
| Coles County | 116 | 64 | 2.5″ | 2026 |
| Lee County | 115 | 73 | 4.0″ | 2026 |
| Franklin County | 114 | 69 | 3.0″ | 2025 |
| Knox County | 114 | 68 | 4.5″ | 2024 |
| Jo Daviess County | 113 | 73 | 2.5″ | 2026 |
| Christian County | 112 | 77 | 2.75″ | 2026 |
| Ogle County | 104 | 61 | 3.0″ | 2026 |
| Marion County | 100 | 64 | 3.5″ | 2025 |
| Livingston County | 97 | 73 | 5.5″ | 2026 |
| Clinton County | 96 | 64 | 3.0″ | 2025 |
| Mercer County | 96 | 59 | 2.5″ | 2026 |
| Pike County | 92 | 61 | 2.75″ | 2025 |
| Jefferson County | 91 | 50 | 3.5″ | 2025 |
| Kendall County | 91 | 66 | 4.75″ | 2026 |
| DeKalb County | 88 | 53 | 2.75″ | 2026 |
| Johnson County | 87 | 51 | 3.0″ | 2024 |
| Effingham County | 86 | 52 | 3.0″ | 2026 |
| Jersey County | 85 | 52 | 2.5″ | 2026 |
| Clay County | 81 | 46 | 3.5″ | 2026 |
| Menard County | 79 | 48 | 2.5″ | 2025 |
| Saline County | 78 | 34 | 3.5″ | 2025 |
| Carroll County | 75 | 41 | 3.0″ | 2026 |
| Grundy County | 75 | 46 | 2.75″ | 2024 |
| Perry County | 75 | 40 | 1.75″ | 2025 |
| Warren County | 75 | 43 | 1.75″ | 2024 |
| Edgar County | 73 | 51 | 3.0″ | 2024 |
| Iroquois County | 73 | 53 | 3.0″ | 2024 |
| Douglas County | 72 | 45 | 4.5″ | 2025 |
| Wayne County | 72 | 39 | 2.75″ | 2024 |
| Crawford County | 69 | 35 | 3.0″ | 2026 |
| Lawrence County | 67 | 36 | 2.75″ | 2025 |
| Henderson County | 66 | 32 | 4.5″ | 2026 |
| Boone County | 65 | 49 | 2.0″ | 2026 |
| De Witt County | 65 | 36 | 2.75″ | 2025 |
| Fayette County | 65 | 45 | 2.75″ | 2026 |
| Shelby County | 65 | 39 | 4.5″ | 2026 |
| Clark County | 64 | 43 | 2.5″ | 2026 |
| Putnam County | 64 | 36 | 1.75″ | 2026 |
| White County | 64 | 32 | 2.75″ | 2024 |
| Jasper County | 60 | 43 | 2.75″ | 2026 |
| Marshall County | 60 | 35 | 2.75″ | 2026 |
| Greene County | 58 | 35 | 2.75″ | 2024 |
| Piatt County | 57 | 30 | 4.0″ | 2025 |
| Cass County | 56 | 32 | 2.75″ | 2026 |
| Wabash County | 56 | 27 | 2.75″ | 2025 |
| Mason County | 55 | 38 | 2.75″ | 2026 |
| Union County | 55 | 27 | 2.75″ | 2024 |
| Pulaski County | 54 | 27 | 2.75″ | 2025 |
| Schuyler County | 54 | 34 | 4.5″ | 2026 |
| Alexander County | 52 | 27 | 2.5″ | 2025 |
| Brown County | 52 | 33 | 2.75″ | 2024 |
| Massac County | 52 | 27 | 3.0″ | 2025 |
| Bond County | 51 | 31 | 3.0″ | 2026 |
| Ford County | 47 | 35 | 2.5″ | 2025 |
| Moultrie County | 46 | 34 | 2.0″ | 2026 |
| Richland County | 46 | 28 | 2.0″ | 2024 |
| Hamilton County | 44 | 23 | 2.0″ | 2024 |
| Stark County | 44 | 21 | 3.0″ | 2024 |
| Scott County | 41 | 25 | 1.75″ | 2024 |
| Cumberland County | 39 | 28 | 2.5″ | 2026 |
| Edwards County | 37 | 19 | 2.75″ | 2023 |
| Pope County | 34 | 12 | 2.0″ | 2023 |
| Calhoun County | 32 | 21 | 2.75″ | 2023 |
| Gallatin County | 31 | 16 | 2.5″ | 2023 |
| Hardin County | 14 | 8 | 2.0″ | 2020 |
Questions about hail in Illinois
How often does it hail in Illinois?
The NOAA Storm Events Database records 12,181 hail events for Illinois since 1950, 7,401 of them 1″ (quarter size) or larger. Recorded frequency varies sharply by county — the table on this page ranks all 102.
What is the largest hail ever recorded in Illinois?
6.6″ (grapefruit), recorded in Kankakee County on March 10, 2026. See it at true size on the actual-size hail chart.
When is hail season in Illinois?
Recorded events peak in May. The by-month chart on this page shows the full seasonal shape — and each county page carries its own, since timing shifts across the state.
How do I check hail history for my address in Illinois?
Storm Events records events at the county level, so pick your county below or use the ZIP lookup. For "did it hail on this date" claim questions, the date lookup searches every recorded Illinois event.
Source: NOAA/NCEI Storm Events Database, public domain. Each county page shows the full event timeline, month profile, and storm-report narratives.