Badger, South Dakota has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 0.7 °C (low) to 12.3 °C (high). Annual precipitation averages 648.2 Millimeters. Badger is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -15.6 °C | -5.3 °C | 14.73 mm |
| February | -13.4 °C | -2.6 °C | 17.53 mm |
| March | -6.8 °C | 4.1 °C | 29.21 mm |
| April | -0.1 °C | 12.7 °C | 61.72 mm |
| May | 7.2 °C | 19.7 °C | 88.9 mm |
| June | 13.3 °C | 25.1 °C | 105.41 mm |
| July | 15.7 °C | 27.9 °C | 86.11 mm |
| August | 14.2 °C | 26.7 °C | 78.49 mm |
| September | 9.4 °C | 22.6 °C | 69.85 mm |
| October | 1.8 °C | 14.5 °C | 54.61 mm |
| November | -5.6 °C | 5.2 °C | 23.11 mm |
| December | -12.2 °C | -2.5 °C | 18.54 mm |
| Annual | 0.7 °C | 12.3 °C | 648.21 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 4b : -31.7°C to -28.9°C |
| Plant Hardiness Zone - 2012 | Zone 4b : -31.7°C to -28.9°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |