| | Laplace, LA | Marrero, LA | United States |
| Rainfall | 62.8 | 63.3 | 38.1 |
| Snowfall | 0 | 0.1 | 27.8 |
| Precipitation Days | 105.6 | 109.8 | 106.2 |
| Sunny | 219 | 223 | 205 |
| Avg. July High | 91.7 | 91.8 | 85.8 |
| Avg. Jan. Low | 43.9 | 43.8 | 21.7 |
| Comfort Index (higher=better) | 6.8 | 6.7 | 7 |
| UV Index | 5.8 | 6 | 4.3 |
| Elevation ft. | 10 | 3 | 2443 |