Newborn, Georgia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10.4 °C (low) to 22.9 °C (high). Annual precipitation averages 1245.6 Millimeters. Newborn is located in USDA Plant Hardiness Zone 8b. 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 | 0.2 °C | 12.3 °C | 111.76 mm |
| February | 1.7 °C | 14.3 °C | 113.79 mm |
| March | 5.1 °C | 18.7 °C | 123.7 mm |
| April | 9.2 °C | 23.2 °C | 97.03 mm |
| May | 14.3 °C | 27.3 °C | 76.45 mm |
| June | 18.9 °C | 30.7 °C | 116.08 mm |
| July | 20.8 °C | 32.3 °C | 112.01 mm |
| August | 20.4 °C | 31.7 °C | 109.98 mm |
| September | 17.1 °C | 28.8 °C | 97.03 mm |
| October | 10.6 °C | 23.6 °C | 78.23 mm |
| November | 4.4 °C | 18.1 °C | 94.49 mm |
| December | 1.6 °C | 13.5 °C | 115.06 mm |
| Annual | 10.4 °C | 22.9 °C | 1245.61 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 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |