| Model | Variable | Data type | μ | SD | SE-μ | MAD | R2 | RMSE | MAPE |
| CGCM3 | PCP(mm) | OBS | 42.95 | 36.53 | 11.02 | 32.45 |
|
|
|
| NCEP | 31.96 | 26.33 | 7.94 | 23.01 | 0.75 | 18.10 | 31.89 | ||
| HadCM3 | PCP(mm) | OBS | 42.95 | 36.53 | 11.02 | 32.45 |
|
|
|
| NCEP | 32.01 | 25.51 | 7.69 | 22.28 | 0.73 | 18.97 | 30.24 |