| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F |
| Average First Frost Date: | Oct. 21 - Oct. 31 |
| Average Last Frost Date: | Apr. 1 - Apr. 10 |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers |
| Ecoregion: | 40b - Osage Cuestas |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 66046 - Lawrence, KS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 18 | 23 | 33 | 44 | 54 | 64 | 69 | 67 | 58 | 46 | 34 | 22 | 44 |
| Avg Max Temp (°F) | 38 | 44 | 56 | 66 | 75 | 84 | 89 | 88 | 81 | 69 | 53 | 41 | 65 |
| Avg Precip (In.) | 1.22 | 1.19 | 2.77 | 3.5 | 5.19 | 5.43 | 4.05 | 3.78 | 4.37 | 3.28 | 2.63 | 1.7 | 39.11 |