| | Grain Valley, MO | Forsyth, MO | United States |
| Rainfall | 42.9 | 45.1 | 38.1 |
| Snowfall | 13 | 8.4 | 27.8 |
| Precipitation Days | 100.9 | 93.2 | 106.2 |
| Sunny | 214 | 207 | 205 |
| Avg. July High | 87.9 | 88.7 | 85.8 |
| Avg. Jan. Low | 19.2 | 22.1 | 21.7 |
| Comfort Index (higher=better) | 7.2 | 7.4 | 7 |
| UV Index | 4.4 | 4.7 | 4.3 |
| Elevation ft. | 794 | 938 | 2443 |