Arlington, Georgia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 12.5 °C (low) to 25.3 °C (high). Annual precipitation averages 1355.6 Millimeters. Arlington is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 2.9 °C | 15.9 °C | 123.44 mm |
| February | 4.7 °C | 18 °C | 121.92 mm |
| March | 7.7 °C | 21.9 °C | 130.3 mm |
| April | 11.4 °C | 25.5 °C | 110.49 mm |
| May | 16.4 °C | 29.5 °C | 75.44 mm |
| June | 20.6 °C | 32.1 °C | 132.84 mm |
| July | 21.8 °C | 33.1 °C | 145.03 mm |
| August | 21.4 °C | 32.6 °C | 126.49 mm |
| September | 18.9 °C | 30.6 °C | 104.65 mm |
| October | 12.9 °C | 26.3 °C | 68.07 mm |
| November | 6.9 °C | 21.1 °C | 88.9 mm |
| December | 4.2 °C | 17.1 °C | 128.02 mm |
| Annual | 12.5 °C | 25.3 °C | 1355.59 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 30-40 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |