Arrington, Virginia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 44.5 °F (low) to 68.6 °F (high). Annual precipitation averages 45.2 Inches. Arrington is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 25.9 °F | 47.3 °F | 3.44 in. |
| February | 27.2 °F | 51.2 °F | 2.63 in. |
| March | 33.6 °F | 59.3 °F | 3.68 in. |
| April | 42.9 °F | 70.5 °F | 3.34 in. |
| May | 52.3 °F | 76.7 °F | 4.98 in. |
| June | 60.5 °F | 84.1 °F | 4.26 in. |
| July | 64.6 °F | 87.4 °F | 3.94 in. |
| August | 63.2 °F | 85.8 °F | 3.63 in. |
| September | 56.4 °F | 80.0 °F | 4.6 in. |
| October | 44.0 °F | 70.9 °F | 3.41 in. |
| November | 34.4 °F | 60.1 °F | 3.41 in. |
| December | 28.6 °F | 50.3 °F | 3.88 in. |
| Annual | 44.5 °F | 68.6 °F | 45.2 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |