Michigan frost dates: C
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Cadillac | May 19 | Oct 1 | 135 d | 5a |
| Caledonia | Apr 30 | Oct 14 | 167 d | 6a |
| Calumet | May 17 | Oct 1 | 137 d | 5b |
| Camden | Apr 28 | Oct 18 | 173 d | 6a |
| Cannonsburg | May 6 | Oct 10 | 157 d | 6a |
| Canton | Apr 24 | Oct 24 | 183 d | 6a |
| Capac | May 12 | Oct 5 | 146 d | 6a |
| Carleton | Apr 27 | Oct 20 | 176 d | 6b |
| Carney | May 22 | Sep 27 | 128 d | 5a |
| Caro | May 7 | Oct 9 | 155 d | 6a |
| Carp Lake | May 7 | Oct 23 | 169 d | 5b |
| Carrollton | Apr 29 | Oct 21 | 175 d | 6a |
| Carson City | May 3 | Oct 12 | 162 d | 6a |
| Carsonville | May 2 | Oct 16 | 167 d | 6a |
| Casco | May 1 | Oct 20 | 172 d | 6a |
| Caseville | May 8 | Oct 17 | 162 d | 6a |
| Casnovia | May 14 | Sep 29 | 138 d | 6a |
| Caspian | Jun 4 | Sep 10 | 98 d | 4a |
| Cass City | May 7 | Oct 10 | 156 d | 6a |
| Cassopolis | May 4 | Oct 11 | 160 d | 6a |
| Cedar | May 22 | Oct 9 | 140 d | 6b |
| Cedar Lake | Apr 30 | Oct 20 | 173 d | 5b |
| Cedar Springs | May 14 | Sep 29 | 138 d | 6a |
| Cedarville | May 31 | Sep 25 | 117 d | 5a |
| Cement City | May 5 | Oct 10 | 158 d | 6a |
| Center Line | Apr 21 | Oct 31 | 193 d | 6b |
| Central Lake | May 23 | Oct 2 | 132 d | 5b |
| Centreville | Apr 30 | Oct 17 | 170 d | 6a |
| Ceresco | Apr 30 | Oct 19 | 172 d | 6a |
| Champion | Jun 5 | Sep 10 | 97 d | 4a |
| Channing | May 24 | Sep 25 | 124 d | 4b |
| Charlevoix | May 1 | Oct 28 | 180 d | 6a |
| Charlotte | May 1 | Oct 15 | 167 d | 6a |
| Chase | May 13 | Oct 2 | 142 d | 5a |
| Chassell | Jun 1 | Sep 23 | 114 d | 5a |
| Chatham | May 30 | Sep 27 | 120 d | 5a |
| Cheboygan | May 11 | Oct 11 | 153 d | 5a |
| Chelsea | Apr 30 | Oct 12 | 165 d | 6a |
| Chesaning | May 1 | Oct 15 | 167 d | 6a |
| Chippewa Lake | May 13 | Oct 2 | 142 d | 5b |
| Clare | Apr 30 | Oct 20 | 173 d | 5b |
| Clarklake | May 1 | Oct 14 | 166 d | 6a |
| Clarkston | Apr 29 | Oct 20 | 174 d | 6a |
| Clarksville | May 3 | Oct 12 | 162 d | 6a |
| Clawson | Apr 26 | Oct 22 | 179 d | 6b |
| Clayton | Apr 27 | Oct 20 | 176 d | 6a |
| Clifford | May 7 | Oct 9 | 155 d | 6a |
| Climax | Apr 30 | Oct 19 | 172 d | 6a |
| Clinton | May 3 | Oct 13 | 163 d | 6a |
| Clinton Township | Apr 30 | Oct 24 | 177 d | 6b |
| Clio | May 3 | Oct 12 | 162 d | 6a |
| Cloverdale | May 3 | Oct 12 | 162 d | 6a |
| Cohoctah | May 3 | Oct 12 | 162 d | 6a |
| Coldwater | May 2 | Oct 13 | 164 d | 6a |
| Coleman | May 15 | Sep 29 | 137 d | 6a |
| Coloma | May 5 | Oct 15 | 163 d | 6b |
| Colon | Apr 30 | Oct 17 | 170 d | 6a |
| Columbiaville | May 4 | Oct 13 | 162 d | 6a |
| Columbus | May 1 | Oct 20 | 172 d | 6a |
| Comins | May 19 | Oct 2 | 136 d | 5a |
| Commerce Township | Apr 29 | Oct 20 | 174 d | 6a |
| Comstock | Apr 28 | Oct 18 | 173 d | 6a |
| Comstock Park | May 6 | Oct 10 | 157 d | 6a |
| Concord | May 1 | Oct 14 | 166 d | 6a |
| Conklin | May 14 | Sep 29 | 138 d | 6a |
| Constantine | Apr 30 | Oct 17 | 170 d | 6a |
| Conway | May 16 | Oct 9 | 146 d | 5b |
| Cooks | May 16 | Sep 24 | 131 d | 5a |
| Coopersville | Apr 30 | Oct 24 | 177 d | 6a |
| Copemish | May 7 | Oct 20 | 166 d | 5b |
| Copper City | May 17 | Oct 1 | 137 d | 5b |
| Copper Harbor | May 10 | Oct 21 | 164 d | 6a |
| Coral | May 18 | Sep 28 | 133 d | 5b |
| Cornell | May 19 | Oct 1 | 135 d | 5a |
| Corunna | May 5 | Oct 14 | 162 d | 6a |
| Covert | Apr 17 | Nov 5 | 202 d | 6b |
| Covington | May 17 | Sep 30 | 136 d | 4a |
| Cross Village | May 15 | Oct 16 | 154 d | 5b |
| Croswell | May 4 | Oct 24 | 173 d | 6a |
| Crystal | May 1 | Oct 13 | 165 d | 6a |
| Crystal Falls | Jun 6 | Sep 9 | 95 d | 4a |
| Curran | May 19 | Sep 29 | 133 d | 5a |
| Curtis | May 26 | Sep 30 | 127 d | 5a |
| Custer | May 17 | Oct 7 | 143 d | 6a |