| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°F | |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F | |
| 1990 Hardiness Zone: | Zone 1b: -15F to -10F | |
| Average First Frost Date: | Oct. 21 - Oct. 31 | |
| Average Last Frost Date: | Apr. 11 - Apr. 20 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 39e - Osage/Gasconade Hills | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 65065 - Osage Beach, MO | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 20 | 24 | 33 | 43 | 53 | 62 | 67 | 65 | 57 | 46 | 35 | 25 | 44 |
| Avg Max Temp (°F) | 41 | 47 | 57 | 68 | 76 | 84 | 90 | 89 | 81 | 71 | 57 | 45 | 67 |
| Avg Precip (In.) | 1.73 | 2 | 3.35 | 4.1 | 4.9 | 4.04 | 3.83 | 3.69 | 3.97 | 3.58 | 3.84 | 2.52 | 41.56 |