| 2023 Hardiness Zone: | Zone 4b: -25°F to -20°F | |
| 2012 Hardiness Zone: | Zone 4b: -25°F to -20°F | |
| 1990 Hardiness Zone: | Zone 4a: -30F to -25F | |
| Average First Frost Date: | Sep. 21 - Sep. 30 | |
| Average Last Frost Date: | May 11 - May 20 | |
| Koppen-Geiger Climate Zone: | Dwa - Humid Continental Hot Summers With Dry Winters | |
| Ecoregion: | 46m - Big Sioux Basin | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 57071 - Volga, SD | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 1 | 8 | 20 | 33 | 45 | 55 | 59 | 57 | 47 | 34 | 20 | 7 | 32 |
| Avg Max Temp (°F) | 22 | 28 | 40 | 56 | 69 | 78 | 83 | 81 | 72 | 59 | 40 | 26 | 55 |
| Avg Precip (In.) | .45 | .48 | 1.41 | 2.2 | 3.05 | 4.11 | 3.2 | 2.99 | 2.43 | 1.86 | 1.12 | .37 | 23.65 |