| 2023 Hardiness Zone: | Zone 5a: -20°F to -15°F | |
| 2012 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 4b: -25°F to -20°F | |
| 1990 Hardiness Zone: | Zone 4b: -25F to -20F | |
| Average First Frost Date: | Oct. 1 - Oct. 10 | |
| Average Last Frost Date: | May 11 - May 20 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 46n - James River Lowland | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 15 - 30 days Over 86°F |
Annual Climate Data for ZIP Code 57004 - Beresford, SD | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 5 | 12 | 23 | 35 | 47 | 57 | 61 | 59 | 49 | 36 | 23 | 10 | 35 |
| Avg Max Temp (°F) | 26 | 32 | 44 | 59 | 71 | 81 | 85 | 83 | 75 | 62 | 43 | 29 | 58 |
| Avg Precip (In.) | .44 | .56 | 1.72 | 2.58 | 3.58 | 3.95 | 3.37 | 3.02 | 2.37 | 1.87 | 1.38 | .56 | 25.39 |