| 2023 Hardiness Zone: | Zone 5b: -15°F to -10°F | |
| 2012 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 5b: -15°F to -10°F | |
| 1990 Hardiness Zone: | Zone 4b: -25F to -20F | |
| Average First Frost Date: | Oct. 11 - Oct. 20 | |
| Average Last Frost Date: | May 1 - May 10 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 47f - Rolling Loess Prairies | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 31 - 45 days Over 86°F |
Annual Climate Data for ZIP Code 50833 - Bedford, IA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 11 | 16 | 27 | 38 | 50 | 60 | 65 | 62 | 53 | 41 | 28 | 16 | 39 |
| Avg Max Temp (°F) | 31 | 37 | 49 | 62 | 72 | 82 | 86 | 84 | 77 | 65 | 48 | 35 | 61 |
| Avg Precip (In.) | .91 | 1.06 | 2.3 | 3.24 | 4.73 | 4.51 | 5.05 | 4.01 | 3.89 | 3 | 2.32 | 1.14 | 36.16 |