| 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 | |
| 1990 Hardiness Zone: | Zone 1b: -15F to -10F | |
| 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: | 28a - Flint Hills | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 66503 - Manhattan, KS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 15 | 21 | 31 | 41 | 52 | 62 | 67 | 65 | 55 | 43 | 30 | 20 | 42 |
| Avg Max Temp (°F) | 38 | 44 | 55 | 66 | 76 | 86 | 91 | 90 | 81 | 69 | 53 | 41 | 66 |
| Avg Precip (In.) | .73 | .94 | 2.44 | 2.9 | 4.79 | 4.8 | 4.06 | 3.44 | 3.55 | 2.71 | 1.98 | .98 | 33.32 |