Beresford, South Dakota has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 2.3 °C (low) to 13.9 °C (high). Annual precipitation averages 706.4 Millimeters. Beresford 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 Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -13.4 °C | -3.1 °C | 13.97 mm |
| February | -10.8 °C | -0.3 °C | 18.29 mm |
| March | -4.8 °C | 6.7 °C | 37.34 mm |
| April | 1.7 °C | 14.2 °C | 73.66 mm |
| May | 8.8 °C | 20.9 °C | 100.08 mm |
| June | 14.8 °C | 26.4 °C | 111.51 mm |
| July | 16.8 °C | 28.6 °C | 80.26 mm |
| August | 15.4 °C | 27.3 °C | 81.03 mm |
| September | 10.4 °C | 23.6 °C | 76.2 mm |
| October | 3.1 °C | 15.9 °C | 61.21 mm |
| November | -4.3 °C | 6.9 °C | 32 mm |
| December | -10.6 °C | -0.8 °C | 20.83 mm |
| Annual | 2.3 °C | 13.9 °C | 706.38 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 5a : -28.9°C to -26.1°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 |