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: | 47a - Loess Prairies | |
Current Drought Status: | Exceptional Drought | |
Heat Zone Days: | 15 - 30 days Over 86°F |
Annual Climate Data for ZIP Code 57001 - Alcester, SD | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Avg Min Temp (°F) | 5 | 12 | 23 | 35 | 47 | 57 | 62 | 59 | 49 | 36 | 23 | 10 | 35 |
Avg Max Temp (°F) | 26 | 33 | 45 | 60 | 72 | 81 | 85 | 83 | 75 | 62 | 42 | 29 | 58 |
Avg Precip (In.) | .5 | .59 | 1.86 | 2.71 | 3.55 | 3.96 | 3.47 | 3.24 | 2.53 | 1.97 | 1.46 | .64 | 26.47 |