Springfield, West Virginia has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 5 °C (low) to 18.4 °C (high). Annual precipitation averages 965.5 Millimeters. Springfield is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.9 °C | 4.8 °C | 67.31 mm |
| February | -5.1 °C | 7.1 °C | 56.64 mm |
| March | -1.3 °C | 12 °C | 85.6 mm |
| April | 3.8 °C | 19.1 °C | 80.26 mm |
| May | 9.4 °C | 23.9 °C | 97.54 mm |
| June | 14.3 °C | 28.2 °C | 95.76 mm |
| July | 16.6 °C | 30.6 °C | 92.96 mm |
| August | 15.8 °C | 29.7 °C | 83.82 mm |
| September | 11.5 °C | 26.1 °C | 99.31 mm |
| October | 4.8 °C | 19.7 °C | 67.82 mm |
| November | -0.4 °C | 12.8 °C | 65.02 mm |
| December | -3.6 °C | 6.9 °C | 73.41 mm |
| Annual | 5 °C | 18.4 °C | 965.45 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |