New York frost dates: C
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Cadyville | May 6 | Oct 11 | 158 d | 5a |
| Cairo | Apr 29 | Oct 14 | 168 d | 6a |
| Calcium | May 2 | Oct 13 | 164 d | 5a |
| Caledonia | May 3 | Oct 15 | 165 d | 6a |
| Callicoon | May 3 | Oct 9 | 159 d | 6a |
| Callicoon Center | May 12 | Oct 7 | 148 d | 5b |
| Calverton | Apr 24 | Oct 25 | 184 d | 7a |
| Cambria Heights | Apr 2 | Nov 14 | 226 d | 7b |
| Cambridge | May 6 | Oct 6 | 153 d | 5b |
| Camden | May 12 | Oct 5 | 146 d | 5a |
| Cameron | May 12 | Oct 3 | 144 d | 5b |
| Cameron Mills | May 14 | Oct 5 | 144 d | 5b |
| Camillus | Apr 29 | Oct 19 | 173 d | 6a |
| Campbell | May 14 | Oct 5 | 144 d | 5b |
| Campbell Hall | May 1 | Oct 11 | 163 d | 6b |
| Canaan | May 5 | Oct 5 | 153 d | 5b |
| Canajoharie | May 6 | Oct 6 | 153 d | 5b |
| Canandaigua | Apr 29 | Oct 22 | 176 d | 6b |
| Canaseraga | May 4 | Oct 16 | 165 d | 5b |
| Canastota | May 6 | Oct 9 | 156 d | 5b |
| Candor | May 12 | Oct 3 | 144 d | 6a |
| Caneadea | May 21 | Sep 30 | 132 d | 5b |
| Canisteo | May 11 | Oct 8 | 150 d | 5b |
| Canton | May 9 | Sep 30 | 144 d | 4b |
| Cape Vincent | May 11 | Oct 1 | 143 d | 5b |
| Carle Place | Apr 2 | Nov 12 | 224 d | 7b |
| Carlisle | May 9 | Oct 4 | 148 d | 5b |
| Carmel | Apr 28 | Oct 16 | 171 d | 6b |
| Caroga Lake | May 11 | Oct 3 | 145 d | 4b |
| Carthage | May 2 | Oct 13 | 164 d | 4b |
| Cassadaga | Apr 25 | Nov 1 | 190 d | 6a |
| Cassville | May 1 | Oct 13 | 165 d | 5a |
| Castile | May 7 | Oct 10 | 156 d | 6a |
| Castle Creek | May 2 | Oct 11 | 162 d | 6a |
| Castle Point | Apr 30 | Oct 14 | 167 d | 6b |
| Castleton On Hudson | Apr 27 | Oct 14 | 170 d | 6a |
| Castorland | May 8 | Oct 1 | 146 d | 4b |
| Cato | Apr 27 | Oct 24 | 180 d | 6a |
| Catskill | Apr 25 | Oct 18 | 176 d | 6a |
| Cattaraugus | May 17 | Oct 1 | 137 d | 6a |
| Cayuga | May 2 | Oct 18 | 169 d | 6b |
| Cayuta | May 10 | Oct 8 | 151 d | 6a |
| Cazenovia | May 6 | Oct 9 | 156 d | 5b |
| Cedarhurst | Apr 2 | Nov 14 | 226 d | 7b |
| Celoron | May 8 | Oct 13 | 158 d | 6a |
| Center Moriches | Apr 18 | Oct 28 | 193 d | 7a |
| Centereach | Apr 10 | Nov 2 | 206 d | 7b |
| Centerport | Apr 9 | Nov 10 | 215 d | 7b |
| Centerville | May 7 | Oct 10 | 156 d | 5b |
| Central Bridge | May 2 | Oct 13 | 164 d | 5b |
| Central Islip | Apr 10 | Nov 2 | 206 d | 7b |
| Central Square | May 4 | Oct 11 | 160 d | 5b |
| Central Valley | Apr 10 | Nov 1 | 205 d | 6b |
| Ceres | May 7 | Oct 11 | 157 d | 5b |
| Chadwicks | May 1 | Oct 13 | 165 d | 5b |
| Chaffee | May 7 | Oct 11 | 157 d | 5b |
| Champlain | Apr 30 | Oct 12 | 165 d | 5a |
| Chappaqua | Apr 25 | Oct 19 | 177 d | 7a |
| Charlotteville | May 18 | Oct 2 | 137 d | 5b |
| Chase Mills | May 8 | Oct 1 | 146 d | 4b |
| Chateaugay | May 6 | Oct 4 | 151 d | 5a |
| Chatham | Apr 27 | Oct 14 | 170 d | 6a |
| Chaumont | May 11 | Oct 1 | 143 d | 5a |
| Chautauqua | Apr 21 | Nov 5 | 198 d | 6a |
| Chazy | Apr 30 | Oct 12 | 165 d | 5a |
| Chelsea | Apr 30 | Oct 14 | 167 d | 6b |
| Chemung | May 6 | Oct 10 | 157 d | 6a |
| Chenango Bridge | May 2 | Oct 11 | 162 d | 6a |
| Chenango Forks | May 4 | Oct 16 | 165 d | 6a |
| Cherry Creek | May 3 | Oct 20 | 170 d | 6a |
| Cherry Plain | May 1 | Oct 11 | 163 d | 5b |
| Cherry Valley | May 6 | Oct 6 | 153 d | 5b |
| Chester | May 1 | Oct 11 | 163 d | 6b |
| Chestertown | Apr 30 | Oct 12 | 165 d | 5a |
| Chichester | May 6 | Oct 7 | 154 d | 6a |
| Childwold | May 16 | Sep 28 | 135 d | 4a |
| Chippewa Bay | May 14 | Sep 26 | 135 d | 5a |
| Chittenango | Apr 29 | Oct 19 | 173 d | 5b |
| Churchville | Apr 24 | Oct 25 | 184 d | 6b |
| Churubusco | May 10 | Oct 2 | 145 d | 5a |
| Cicero | Apr 29 | Oct 19 | 173 d | 5b |
| Cincinnatus | May 4 | Oct 16 | 165 d | 5b |
| Circleville | Apr 21 | Oct 22 | 184 d | 6b |
| Clarence | Apr 24 | Oct 26 | 185 d | 6a |
| Clarence Center | Apr 24 | Oct 26 | 185 d | 6a |
| Clarendon | Apr 24 | Oct 30 | 189 d | 6b |
| Clark Mills | May 1 | Oct 13 | 165 d | 5b |
| Clarkson | Apr 24 | Oct 30 | 189 d | 6b |
| Clarksville | May 3 | Oct 12 | 162 d | 5b |
| Claryville | May 6 | Oct 7 | 154 d | 5b |
| Claverack | Apr 25 | Oct 18 | 176 d | 6a |
| Clay | May 4 | Oct 11 | 160 d | 5b |
| Clayton | May 11 | Oct 1 | 143 d | 5a |
| Clayville | May 1 | Oct 13 | 165 d | 5a |
| Clemons | Apr 30 | Oct 12 | 165 d | 5a |
| Cleveland | May 12 | Oct 5 | 146 d | 5b |
| Cleverdale | May 9 | Sep 30 | 144 d | 5a |
| Clifton Park | Apr 27 | Oct 15 | 171 d | 6a |
| Clifton Springs | Apr 30 | Oct 21 | 174 d | 6b |
| Climax | May 3 | Oct 12 | 162 d | 5b |
| Clinton | May 1 | Oct 13 | 165 d | 5b |
| Clinton Corners | May 14 | Sep 28 | 137 d | 6a |
| Clintondale | Apr 21 | Oct 21 | 183 d | 6b |
| Clockville | May 6 | Oct 9 | 156 d | 5b |
| Clyde | May 6 | Oct 10 | 157 d | 6a |
| Clymer | May 7 | Oct 10 | 156 d | 6a |
| Cobleskill | May 9 | Oct 4 | 148 d | 5b |
| Cochecton | May 3 | Oct 9 | 159 d | 6a |
| Cochecton Center | May 3 | Oct 9 | 159 d | 6a |
| Coeymans | Apr 27 | Oct 14 | 170 d | 6a |
| Coeymans Hollow | May 3 | Oct 12 | 162 d | 5b |
| Cohocton | May 1 | Oct 19 | 171 d | 5b |
| Cohoes | Apr 19 | Oct 26 | 190 d | 6a |
| Cold Brook | May 4 | Oct 13 | 162 d | 4b |
| Cold Spring | Apr 10 | Nov 1 | 205 d | 6b |
| Cold Spring Harbor | Apr 9 | Nov 10 | 215 d | 7b |
| Colden | May 7 | Oct 11 | 157 d | 6a |
| College Point | Mar 26 | Nov 25 | 244 d | 7b |
| Colliersville | May 17 | Oct 3 | 139 d | 5b |
| Collins | May 3 | Oct 20 | 170 d | 6a |
| Collins Center | May 3 | Oct 20 | 170 d | 6a |
| Colton | May 5 | Oct 8 | 156 d | 4b |
| Columbiaville | Apr 25 | Oct 18 | 176 d | 6a |
| Commack | Apr 9 | Nov 10 | 215 d | 7b |
| Comstock | Apr 30 | Oct 12 | 165 d | 5a |
| Conesus | May 2 | Oct 18 | 169 d | 6a |
| Conewango Valley | May 17 | Oct 1 | 137 d | 5b |
| Congers | Apr 25 | Oct 19 | 177 d | 7a |
| Conklin | May 14 | Oct 2 | 141 d | 6a |
| Connelly | May 14 | Sep 28 | 137 d | 6b |
| Constable | May 6 | Oct 4 | 151 d | 4b |
| Constableville | May 22 | Sep 26 | 127 d | 4b |
| Constantia | May 12 | Oct 5 | 146 d | 5b |
| Coopers Plains | May 17 | Oct 2 | 138 d | 6a |
| Cooperstown | May 7 | Oct 7 | 153 d | 5b |
| Copake | May 4 | Oct 11 | 160 d | 6a |
| Copake Falls | May 4 | Oct 11 | 160 d | 6a |
| Copenhagen | May 2 | Oct 13 | 164 d | 4b |
| Copiague | Apr 6 | Nov 6 | 214 d | 7b |
| Coram | Apr 4 | Nov 7 | 217 d | 7b |
| Corbettsville | May 14 | Oct 2 | 141 d | 6a |
| Corfu | May 3 | Oct 16 | 166 d | 6a |
| Corinth | Apr 30 | Oct 16 | 169 d | 5a |
| Corning | May 17 | Oct 2 | 138 d | 5b |
| Cornwall | Apr 10 | Nov 1 | 205 d | 6b |
| Cornwall On Hudson | Apr 10 | Nov 1 | 205 d | 6b |
| Cornwallville | Apr 29 | Oct 14 | 168 d | 5b |
| Corona | Mar 26 | Nov 25 | 244 d | 7b |
| Cortland | May 7 | Oct 8 | 154 d | 5b |
| Cortlandt Manor | Apr 30 | Oct 17 | 170 d | 7a |
| Cossayuna | May 9 | Sep 30 | 144 d | 5b |
| Cottekill | Apr 21 | Oct 27 | 189 d | 6b |
| Cowlesville | May 7 | Oct 10 | 156 d | 5b |
| Coxsackie | Apr 25 | Oct 18 | 176 d | 6a |
| Cragsmoor | May 1 | Oct 11 | 163 d | 6a |
| Cranberry Lake | May 18 | Sep 28 | 133 d | 4a |
| Craryville | May 4 | Oct 11 | 160 d | 6a |
| Crittenden | Apr 24 | Oct 26 | 185 d | 6a |
| Croghan | May 8 | Oct 1 | 146 d | 4b |
| Crompond | Apr 30 | Oct 17 | 170 d | 7a |
| Cropseyville | May 1 | Oct 11 | 163 d | 5b |
| Cross River | May 1 | Oct 14 | 166 d | 6b |
| Croton Falls | Apr 28 | Oct 16 | 171 d | 6b |
| Croton On Hudson | Apr 25 | Oct 19 | 177 d | 7a |
| Crown Point | May 5 | Oct 3 | 151 d | 4b |
| Cuba | May 7 | Oct 11 | 157 d | 5b |
| Cuddebackville | May 5 | Oct 10 | 158 d | 6b |
| Cutchogue | Apr 19 | Nov 1 | 196 d | 7a |