Maine frost dates: E
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Eagle Lake | May 23 | Sep 24 | 124 d | 4a |
| East Andover | May 19 | Sep 25 | 129 d | 5a |
| East Baldwin | May 12 | Oct 1 | 142 d | 5a |
| East Blue Hill | May 8 | Oct 9 | 154 d | 5b |
| East Boothbay | Apr 28 | Oct 21 | 176 d | 6a |
| East Dixfield | May 11 | Sep 29 | 141 d | 5a |
| East Livermore | May 11 | Sep 29 | 141 d | 5b |
| East Machias | May 3 | Oct 9 | 159 d | 5b |
| East Millinocket | May 17 | Sep 29 | 135 d | 5a |
| East Newport | May 8 | Oct 3 | 148 d | 5a |
| East Orland | May 8 | Oct 9 | 154 d | 5b |
| East Parsonsfield | May 14 | Sep 30 | 139 d | 5a |
| East Poland | May 3 | Oct 7 | 157 d | 5b |
| East Vassalboro | May 2 | Oct 10 | 161 d | 5b |
| East Waterboro | May 14 | Sep 30 | 139 d | 5b |
| East Wilton | May 16 | Sep 26 | 133 d | 5a |
| East Winthrop | Apr 27 | Oct 16 | 172 d | 5b |
| Easton | May 14 | Sep 26 | 135 d | 4a |
| Eastport | Apr 29 | Oct 25 | 179 d | 6a |
| Eddington | May 1 | Oct 6 | 158 d | 5a |
| Edgecomb | May 8 | Oct 7 | 152 d | 5b |
| Eliot | May 3 | Oct 10 | 160 d | 6a |
| Ellsworth | May 8 | Oct 9 | 154 d | 5b |
| Estcourt Station | Jun 2 | Sep 15 | 105 d | |
| Etna | May 8 | Oct 3 | 148 d | 5a |
| Eustis | May 24 | Sep 21 | 120 d | 4b |
| Exeter | May 8 | Oct 3 | 148 d | 5a |