Frost dates in Indiana
Across 117 NOAA stations in Indiana, the average last spring frost ranges from March 29 at Evansville Museum to May 2 at Garrett 1 S.
| Anderson Sewage Plt | April 19 | October 23 | 186 |
| Angola | April 30 | October 16 | 167 |
| Attica 2E | April 22 | October 17 | 176 |
| Bedford 5 Wnw | April 10 | October 30 | 201 |
| Berne Wwtp | April 23 | October 22 | 181 |
| Bloomington Indiana Univ | April 15 | October 26 | 192 |
| Bloomington Monroe Co Airport | April 17 | October 22 | 185 |
| Bluffton 6N | April 24 | October 20 | 179 |
| Boonville 1S | April 12 | October 25 | 196 |
| Boswell 4Wnw | April 25 | October 13 | 169 |
| Brookville | April 20 | October 21 | 182 |
| Cambridge City 3 N | April 27 | October 9 | 164 |
| Cannelton | April 2 | November 7 | 218 |
| Carmel 3 E | April 21 | October 21 | 183 |
| Castleton 2 S | April 18 | October 26 | 190 |
| Chalmers 5 W | April 25 | October 17 | 173 |
| Columbia City | April 27 | October 17 | 171 |
| Columbus | April 11 | October 25 | 195 |
| Crane Nsa | April 9 | October 31 | 202 |
| Crawfordsville 6 Se | April 27 | October 12 | 167 |
| Decatur 1 N | April 23 | October 19 | 178 |
| Delphi 2 N | April 22 | October 17 | 179 |
| Dubois S In Forage Fm | April 25 | October 15 | 172 |
| Elnora | April 9 | October 25 | 197 |
| Elwood | April 24 | October 18 | 175 |
| English | April 17 | October 19 | 184 |
| Evansville Museum | March 29 | November 10 | 225 |
| Evansville Regional Airport | April 4 | October 29 | 206 |
| Farmersburg Tv-2 | April 8 | October 27 | 201 |
| Farmland 5 Nnw | April 25 | October 16 | 173 |
| Francesville | April 26 | October 17 | 173 |
| Frankfort Disposal | April 21 | October 21 | 181 |
| Franklin Wwtp | April 20 | October 19 | 180 |
| Freelandville | April 9 | October 30 | 202 |
| Ft Wayne Intl Airport | April 24 | October 21 | 178 |
| Garrett | April 29 | October 17 | 171 |
| Garrett 1 S | May 2 | October 10 | 159 |
| Goshen 3Sw | April 26 | October 21 | 175 |
| Goshen Muni Airport | April 28 | October 19 | 171 |
| Greencastle 1 W | April 27 | October 15 | 169 |
| Greenfield | April 19 | October 22 | 185 |
| Greensburg | April 15 | October 26 | 194 |
| Hartford City 4 Ese | April 22 | October 22 | 181 |
| Huntington | May 1 | October 14 | 166 |
| Indiana Dunes Nl | April 22 | October 27 | 188 |
| Indianapolis | April 15 | October 26 | 193 |
| Indianapolis Eagle Creek Airport | April 12 | October 29 | 198 |
| Indianapolis Nwfo | April 12 | October 27 | 196 |
| Indianapolis Se Side | April 20 | October 21 | 183 |
| Jamestown 2 E | April 23 | October 19 | 178 |
| Jt Myers Locks & Dam | April 5 | October 31 | 209 |
| Kentland | April 23 | October 14 | 175 |
| Knox Wwtp | April 26 | October 19 | 174 |
| Kokomo 3 Wsw | April 27 | October 18 | 174 |
| Lafayette 8 S | April 20 | October 20 | 182 |
| Lafayette Purdue Univ Airport | April 26 | October 18 | 173 |
| Lagrange | April 26 | October 21 | 176 |
| Lakeville | May 1 | October 13 | 163 |
| Laporte | April 19 | October 27 | 191 |
| Logansport Cicott St | April 20 | October 23 | 185 |
| Lowell | April 29 | October 16 | 171 |
| Madison Sewage Plt | April 11 | October 31 | 201 |
| Marion 2 N | April 26 | October 20 | 175 |
| Martinsville 2 Sw | April 24 | October 15 | 173 |
| Milan 5 Ne | April 30 | October 16 | 168 |
| Mt Vernon | April 7 | October 28 | 202 |
| Muncie Delaware Co Airport | April 16 | October 25 | 190 |
| N Manchester Wwtp | April 26 | October 19 | 174 |
| N Vernon 2 Ese | April 21 | October 21 | 180 |
| New Castle 3 Sw | April 27 | October 17 | 173 |
| Newburgh L&D | April 3 | November 2 | 214 |
| Northern Indiana Wfo | April 24 | October 24 | 182 |
| Oolitic Purdue Ex Fm | April 20 | October 20 | 181 |
| Paoli | April 21 | October 18 | 178 |
| Patoka Lake | April 10 | November 1 | 204 |
| Perrysville 4 Wnw | April 23 | October 14 | 171 |
| Petersburg 61 Brg | April 20 | October 22 | 186 |
| Plymouth | April 25 | October 21 | 178 |
| Portland 1 Sw | April 28 | October 15 | 171 |
| Princeton 1 W | April 13 | October 25 | 194 |
| Rensselaer | April 23 | October 18 | 177 |
| Richmond Wtr Wks | April 24 | October 20 | 180 |
| Rochester | April 23 | October 21 | 180 |
| Rockville | April 30 | October 12 | 164 |
| Rushville | April 19 | October 23 | 185 |
| S Bend | April 23 | October 23 | 181 |
| Saint Meinrad | April 11 | October 26 | 197 |
| Salem | April 17 | October 22 | 186 |
| Scottsburg | April 18 | October 20 | 185 |
| Seymour 2 N | April 16 | October 21 | 187 |
| Shakamak Sp | April 14 | October 26 | 193 |
| Shelbyville Muni Airport | April 14 | October 23 | 191 |
| Shelbyville Sewage Plt | April 17 | October 22 | 187 |
| Shoals 8 S | April 15 | October 23 | 189 |
| South Bend Michiana Rgnl Airport | May 1 | October 19 | 170 |
| Spencer | April 20 | October 20 | 180 |
| Stendal | April 6 | October 30 | 206 |
| Tell City | April 5 | November 1 | 208 |
| Terre Haute Caa Airport | April 14 | October 24 | 192 |
| Terre Haute Hulman Rgnl Airport | April 16 | October 18 | 183 |
| Terre Haute Indiana State | April 15 | October 19 | 187 |
| Tipton 5 Sw | April 23 | October 17 | 174 |
| Valparaiso Porter Co Muni Airport | April 20 | October 26 | 187 |
| Valparaiso Wtr Wks | April 22 | October 25 | 185 |
| Vevay | April 9 | November 1 | 204 |
| Vincennes 5 Ne | April 11 | October 26 | 197 |
| W Lafayette 6 Nw | April 26 | October 12 | 169 |
| Wabash | April 23 | October 21 | 181 |
| Wanatah 2 Wnw | April 29 | October 13 | 166 |
| Warsaw | April 28 | October 18 | 170 |
| Washington 1 W | April 10 | October 25 | 197 |
| Wheatfield | April 25 | October 17 | 173 |
| Whitestown | April 21 | October 20 | 180 |
| Winamac 2Sse | April 25 | October 18 | 173 |
| Winchester Airport 3 E | April 20 | October 21 | 183 |
| Woodburn 3N | April 27 | October 19 | 174 |
| Young America | April 25 | October 17 | 174 |
Sources
- U.S. Annual/Seasonal Climate Normals, 1991 to 2020 (freeze probability dates by station), NOAA National Centers for Environmental Information, checked 1 November 2026
- Annual/Seasonal Normals 1991 to 2020 documentation, NOAA National Centers for Environmental Information, checked 1 November 2026
- 2024 Gazetteer Files, ZIP Code Tabulation Areas, US Census Bureau, checked 1 November 2026