Pine Ridge, South Dakota has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 1.2 °C (low) to 16.4 °C (high). Annual precipitation averages 475.7 Millimeters. Pine Ridge 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 | -10.7 °C | 2.7 °C | 12.95 mm |
| February | -9.5 °C | 4.2 °C | 14.48 mm |
| March | -4.8 °C | 10.2 °C | 29.46 mm |
| April | -0.1 °C | 14.9 °C | 54.1 mm |
| May | 5.9 °C | 20.3 °C | 74.42 mm |
| June | 11.6 °C | 26.9 °C | 82.04 mm |
| July | 15.3 °C | 31.5 °C | 59.69 mm |
| August | 13.8 °C | 30.9 °C | 46.74 mm |
| September | 8.1 °C | 25.7 °C | 35.81 mm |
| October | 0.9 °C | 17 °C | 38.61 mm |
| November | -5.6 °C | 9.6 °C | 15.75 mm |
| December | -10.2 °C | 3.3 °C | 11.68 mm |
| Annual | 1.2 °C | 16.4 °C | 475.73 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 | Extreme Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |