| 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. 11 - Oct. 20 | |
| Average Last Frost Date: | May 1 - May 10 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 69b - Uplands and Valleys of Mixed Land Use | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 21532 - Frostburg, MD | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 17 | 18 | 26 | 35 | 45 | 53 | 58 | 57 | 50 | 39 | 30 | 22 | 38 |
| Avg Max Temp (°F) | 33 | 37 | 46 | 57 | 67 | 75 | 79 | 77 | 71 | 60 | 48 | 38 | 57 |
| Avg Precip (In.) | 2.95 | 2.58 | 3.46 | 3.49 | 4.04 | 3.54 | 3.98 | 3.61 | 3.29 | 2.82 | 2.97 | 2.76 | 39.49 |