| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F 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: | Dfb - Humid Continental Mild Summer, Wet All Year | |
| Ecoregion: | 64b - Trap Rock and Conglomerate Uplands | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 1 - 7 days Over 86°F |
Annual Climate Data for ZIP Code 07417 - Franklin Lakes, NJ | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 18 | 20 | 28 | 38 | 48 | 57 | 62 | 60 | 52 | 41 | 33 | 24 | 40 |
| Avg Max Temp (°F) | 37 | 40 | 49 | 60 | 71 | 79 | 84 | 82 | 75 | 64 | 53 | 42 | 61 |
| Avg Precip (In.) | 3.97 | 3.03 | 4.21 | 4.34 | 4.91 | 4.42 | 4.66 | 4.32 | 4.84 | 3.98 | 4.32 | 3.86 | 50.87 |