| 2023 Hardiness Zone: | Zone 8a: 10°F to 15°F Zone 7b: 5°F to 10°F |
| 2012 Hardiness Zone: | Zone 7b: 5°F to 10°F |
| 1990 Hardiness Zone: | Zone 7a: 0F to 5F |
| Average First Frost Date: | Nov. 1 - Nov. 10 |
| Average Last Frost Date: | Apr. 1 - Apr. 10 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 27i - Broken Red Plains |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 73501 - Lawton, OK | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 26 | 31 | 39 | 49 | 59 | 68 | 72 | 71 | 63 | 51 | 39 | 29 | 50 |
| Avg Max Temp (°F) | 50 | 56 | 65 | 74 | 82 | 90 | 96 | 95 | 86 | 76 | 62 | 52 | 74 |
| Avg Precip (In.) | 1.19 | 1.48 | 2.53 | 2.86 | 5.07 | 4.01 | 2.07 | 2.42 | 3.43 | 3.28 | 1.94 | 1.68 | 31.96 |