Annual Mt. Charleston Weather Data - Average Temperature for 2026
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 1 | 37.3 | 36.9 | 45.0 | | | | | | | | | |
| 2 | 34.6 | 35.8 | 44.0 | | | | | | | | | |
| 3 | 37.5 | 34.6 | 34.4 | | | | | | | | | |
| 4 | 34.4 | 36.9 | 36.4 | | | | | | | | | |
| 5 | 30.6 | 39.1 | 29.5 | | | | | | | | | |
| 6 | 26.3 | 36.4 | 27.3 | | | | | | | | | |
| 7 | 25.6 | 33.3 | | | | | | | | | | |
| 8 | 20.0 | 35.3 | | | | | | | | | | |
| 9 | 18.0 | 38.9 | | | | | | | | | | |
| 10 | 23.3 | 39.2 | | | | | | | | | | |
| 11 | 30.8 | 37.0 | | | | | | | | | | |
| 12 | 33.0 | 30.8 | | | | | | | | | | |
| 13 | 35.0 | 29.3 | | | | | | | | | | |
| 14 | 37.4 | 30.2 | | | | | | | | | | |
| 15 | 35.8 | 31.8 | | | | | | | | | | |
| 16 | 31.1 | 31.6 | | | | | | | | | | |
| 17 | 33.2 | 25.5 | | | | | | | | | | |
| 18 | 38.2 | 17.9 | | | | | | | | | | |
| 19 | 32.3 | 16.6 | | | | | | | | | | |
| 20 | 30.1 | 17.8 | | | | | | | | | | |
| 21 | 36.4 | 20.9 | | | | | | | | | | |
| 22 | 36.7 | 32.0 | | | | | | | | | | |
| 23 | 35.5 | 38.0 | | | | | | | | | | |
| 24 | 27.2 | 48.5 | | | | | | | | | | |
| 25 | 25.2 | 45.9 | | | | | | | | | | |
| 26 | 26.7 | 42.7 | | | | | | | | | | |
| 27 | 27.8 | 43.2 | | | | | | | | | | |
| 28 | 36.6 | 46.8 | | | | | | | | | | |
| 29 | 31.1 | | | | | | | | | | | |
| 30 | 33.3 | | | | | | | | | | | |
| 31 | 35.4 | | | | | | | | | | | |