Weather information for the Cimarron area is provided below. Average temperatures, climate details and current forecasts are included.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | ||
| Avg. High | 46 | 51 | 56 | 63 | 72 | 81 | 84 | 81 | 77 | 68 | 55 | 48 | |
| Avg. Low | 16 | 19 | 25 | 31 | 39 | 48 | 52 | 51 | 44 | 33 | 23 | 17 | |
| Precipitation | 0.5 | 0.5 | 1.0 | 1.3 | 2.1 | 2.2 | 2.7 | 3.5 | 2.0 | 1.1 | 0.8 | 0.4 | |

