| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°F | |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F Zone 5b: -15°F to -10°F | |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F | |
| Average First Frost Date: | Oct. 1 - Oct. 10 | |
| Average Last Frost Date: | May 21 - May 31 | |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year | |
| Ecoregion: | 67c - Northern Sandstone Ridges | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 18702 - Wilkes Barre, PA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 14 | 15 | 23 | 33 | 44 | 52 | 57 | 56 | 48 | 37 | 29 | 19 | 36 |
| Avg Max Temp (°F) | 32 | 34 | 44 | 56 | 68 | 75 | 80 | 78 | 70 | 59 | 47 | 36 | 57 |
| Avg Precip (In.) | 3.47 | 2.85 | 3.61 | 3.97 | 4.74 | 4.79 | 4.31 | 4.25 | 4.72 | 3.87 | 4.04 | 3.42 | 48.04 |