| 2023 Hardiness Zone: | 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: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 67a - Northern Limestone/Dolomite Valleys | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 15 - 30 days Over 86°F |
Annual Climate Data for ZIP Code 22645 - Middletown, VA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 21 | 23 | 31 | 39 | 49 | 58 | 63 | 61 | 54 | 41 | 33 | 25 | 41 |
| Avg Max Temp (°F) | 41 | 46 | 55 | 66 | 75 | 83 | 87 | 85 | 79 | 68 | 56 | 46 | 65 |
| Avg Precip (In.) | 2.77 | 2.39 | 3.21 | 3.01 | 3.94 | 3.75 | 3.8 | 3.48 | 3.54 | 3.25 | 3.09 | 2.56 | 38.79 |