| Seasons | Correlation Coefficient | Relative error (%) | Regression Coefficient |
| Little rainy Season | 0.9998 | 0.02 | 0.9082 |
| Little dry Season | 0.9834 | 1.66 | 0.9369 |
| Heavy Rainy Season | 0.9897 | 1.03 | 0.9201 |
| Heavy Dry Season | 0.9937 | 0.63 | 0.9069 |