| | Spiro, OK | Marietta, OK | United States |
| Rainfall | 46.6 | 39.9 | 38.1 |
| Snowfall | 3.7 | 3.5 | 27.8 |
| Precipitation Days | 89.3 | 71.4 | 106.2 |
| Sunny | 222 | 238 | 205 |
| Avg. July High | 93 | 93.5 | 85.8 |
| Avg. Jan. Low | 27.4 | 30.3 | 21.7 |
| Comfort Index (higher=better) | 7.2 | 7.3 | 7 |
| UV Index | 4.6 | 5.4 | 4.3 |
| Elevation ft. | 492 | 846 | 2443 |