Woodstock, Georgia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10 °C (low) to 22 °C (high). Annual precipitation averages 1346.2 Millimeters. Woodstock is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -0.4 °C | 10.9 °C | 124.97 mm |
| February | 1.2 °C | 13.3 °C | 123.44 mm |
| March | 4.8 °C | 17.7 °C | 128.27 mm |
| April | 9.1 °C | 22.4 °C | 106.17 mm |
| May | 14.1 °C | 26.4 °C | 104.9 mm |
| June | 18.6 °C | 29.9 °C | 102.62 mm |
| July | 20.5 °C | 31.4 °C | 127.51 mm |
| August | 20.1 °C | 31.1 °C | 107.44 mm |
| September | 16.7 °C | 28.3 °C | 102.87 mm |
| October | 10.2 °C | 22.9 °C | 90.68 mm |
| November | 4.2 °C | 16.9 °C | 106.68 mm |
| December | 1.3 °C | 12.3 °C | 120.65 mm |
| Annual | 10 °C | 22 °C | 1346.2 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |