| 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 1b: -15F to -10F |
| 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: | 70b - Monongahela Transition Zone |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 45732 - Glouster, OH | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 16 | 18 | 27 | 35 | 45 | 55 | 59 | 57 | 50 | 38 | 30 | 23 | 38 |
| Avg Max Temp (°F) | 36 | 41 | 52 | 64 | 73 | 80 | 84 | 82 | 76 | 65 | 52 | 42 | 62 |
| Avg Precip (In.) | 2.73 | 2.53 | 3.19 | 3.35 | 4.24 | 4.02 | 4.21 | 3.93 | 2.83 | 2.51 | 3.02 | 2.97 | 39.53 |