| 2023 Hardiness Zone: | Zone 5b: -15°F to -10°F |
| 2012 Hardiness Zone: | Zone 5a: -20°F to -15°F |
| 1990 Hardiness Zone: | Zone 5a: -20F to -15F |
| Average First Frost Date: | Oct. 11 - Oct. 20 |
| Average Last Frost Date: | Apr. 21 - Apr. 30 |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers |
| Ecoregion: | 47f - Rolling Loess Prairies |
| Heat Zone Days: | 1 - 7 days Over 86°F |
Annual Climate Data for ZIP Code 50028 - Baxter, IA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 8 | 14 | 26 | 37 | 49 | 59 | 63 | 61 | 51 | 39 | 26 | 14 | 37 |
| Avg Max Temp (°F) | 27 | 34 | 46 | 60 | 72 | 81 | 85 | 83 | 75 | 63 | 46 | 32 | 59 |
| Avg Precip (In.) | .93 | 1.07 | 2.17 | 3.35 | 4.42 | 4.86 | 4.27 | 4.3 | 3.41 | 2.65 | 2.19 | 1.18 | 34.79 |