Colonial Pine Hills, South Dakota has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 0.6 °C (low) to 14.5 °C (high). Annual precipitation averages 558.8 Millimeters. Colonial Pine Hills is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -10.2 °C | 3.3 °C | 10.41 mm |
| February | -9.8 °C | 3.8 °C | 15.24 mm |
| March | -5.7 °C | 8.4 °C | 28.7 mm |
| April | -1.2 °C | 12.3 °C | 60.2 mm |
| May | 4.4 °C | 17.3 °C | 108.2 mm |
| June | 9.9 °C | 23.6 °C | 93.22 mm |
| July | 13.6 °C | 28.1 °C | 75.95 mm |
| August | 12.3 °C | 27.6 °C | 59.94 mm |
| September | 7.4 °C | 22.8 °C | 39.88 mm |
| October | 0.8 °C | 14.9 °C | 41.66 mm |
| November | -4.9 °C | 8.6 °C | 14.73 mm |
| December | -9.3 °C | 3.8 °C | 10.67 mm |
| Annual | 0.6 °C | 14.5 °C | 558.8 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -28.9°C to -26.1°C |
| Plant Hardiness Zone - 2012 | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |