Presho, South Dakota has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 1.6 °C (low) to 15.7 °C (high). Annual precipitation averages 548.9 Millimeters. Presho 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 Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -12.8 °C | -0.8 °C | 13.21 mm |
| February | -10.8 °C | 1.9 °C | 17.53 mm |
| March | -5.5 °C | 8.4 °C | 24.64 mm |
| April | 0.4 °C | 15.3 °C | 62.99 mm |
| May | 7 °C | 21.3 °C | 90.17 mm |
| June | 13.1 °C | 27.1 °C | 84.33 mm |
| July | 16.3 °C | 31.4 °C | 69.6 mm |
| August | 15 °C | 30.7 °C | 66.8 mm |
| September | 9.8 °C | 26.1 °C | 45.21 mm |
| October | 2.3 °C | 17.3 °C | 43.69 mm |
| November | -5.2 °C | 8.3 °C | 17.78 mm |
| December | -10.6 °C | 1.2 °C | 12.95 mm |
| Annual | 1.6 °C | 15.7 °C | 548.9 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 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 |