| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F | |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F | |
| 1990 Hardiness Zone: | Zone 1b: -15F to -10F | |
| 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: | 28a - Flint Hills | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 66502 - Manhattan, KS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 16 | 21 | 31 | 42 | 52 | 62 | 67 | 65 | 55 | 43 | 31 | 20 | 42 |
| Avg Max Temp (°F) | 38 | 45 | 56 | 67 | 76 | 85 | 91 | 89 | 81 | 70 | 53 | 41 | 66 |
| Avg Precip (In.) | .77 | .97 | 2.47 | 2.96 | 4.85 | 4.87 | 4.11 | 3.5 | 3.63 | 2.72 | 2.07 | 1.04 | 33.96 |