Springfield, Virginia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8.7 °C (low) to 19.4 °C (high). Annual precipitation averages 1142 Millimeters. Springfield 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 Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -2.7 °C | 6.6 °C | 76.96 mm |
| February | -1.8 °C | 8.4 °C | 68.07 mm |
| March | 1.8 °C | 13.1 °C | 97.79 mm |
| April | 7.4 °C | 19.7 °C | 86.11 mm |
| May | 12.8 °C | 24.3 °C | 112.27 mm |
| June | 17.9 °C | 28.9 °C | 113.54 mm |
| July | 20.6 °C | 31.4 °C | 116.08 mm |
| August | 19.7 °C | 30.3 °C | 89.41 mm |
| September | 16 °C | 26.7 °C | 111.76 mm |
| October | 9.4 °C | 20.2 °C | 97.54 mm |
| November | 3.6 °C | 14.1 °C | 79.76 mm |
| December | -0.3 °C | 8.8 °C | 92.71 mm |
| Annual | 8.7 °C | 19.4 °C | 1142 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7b : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |