| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F | |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°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 11 - May 20 | |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year | |
| Ecoregion: | 60a - Glaciated Low Plateau | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 18612 - Dallas, PA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 15 | 17 | 25 | 35 | 46 | 54 | 59 | 57 | 50 | 39 | 31 | 21 | 37 |
| Avg Max Temp (°F) | 33 | 35 | 45 | 57 | 69 | 77 | 81 | 79 | 71 | 61 | 48 | 37 | 58 |
| Avg Precip (In.) | 2.95 | 2.46 | 3.08 | 3.63 | 4.14 | 4.39 | 4.07 | 3.63 | 4.24 | 3.47 | 3.55 | 2.97 | 42.59 |