| 2023 Hardiness Zone: | Zone 7a: 0°F to 5°F | |
| 2012 Hardiness Zone: | Zone 6b: -5°F to 0°F | |
| 1990 Hardiness Zone: | Zone 6b: -5F to 0F | |
| Average First Frost Date: | Oct. 21 - Oct. 31 | |
| Average Last Frost Date: | Apr. 21 - Apr. 30 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 59d - Boston Basin | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 01908 - Nahant, MA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 20 | 22 | 30 | 39 | 48 | 57 | 64 | 62 | 55 | 44 | 36 | 26 | 42 |
| Avg Max Temp (°F) | 36 | 38 | 46 | 56 | 67 | 76 | 82 | 80 | 72 | 62 | 51 | 41 | 59 |
| Avg Precip (In.) | 4.22 | 3.57 | 4.23 | 3.98 | 3.46 | 3.41 | 3.3 | 3.59 | 3.72 | 4.06 | 4.38 | 4.09 | 46.01 |