| stations | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | ||||||||||||
| MSG | MSG | MSG | MSG | MSG | MSG | |||||||||||||
| r | MAE | RMSE | r | MAE | RMSE | r | MAE | RMSE | r | MAE | RMSE | r | MAE | RMSE | r | MAE | RMSE | |
| Pointe-noire | 0.518 | 4.2176 | 4.9624 | 0.454 | 5.022 | 5.4611 | 0.402 | 4.7239 | 5.1365 | 0.346 | 4.2626 | 4.5802 | 0.451 | 5.9919 | 5.8166 | 0.499 | 5.0153 | 4.5957 |
| Brazzaville | 0.656 | 8.8728 | 2.7478 | 0.558 | 9.229 | 3.3541 | 0.568 | 8.7122 | 3.76 | 0.464 | 8.5385 | 3.1903 | 0.701 | 8.9143 | 2.4313 | 0.764 | 8.869 | 2.7918 |
| Nkayi | - | 0.28 | 5.6939 | 5.5098 | 0.271 | 6.923 | 4.3799 | 0.186 | 5.7762 | 4.1638 | 0.289 | 5.9538 | 5.1563 | |||||
| Makabana | 0.427 | 2.4398 | 3.1874 | 0.315 | 3.2973 | 3.9981 | 0.365 | 2.8987 | 3.4165 | 0.355 | 2.8589 | 3.5649 | 0.229 | 2.6191 | 3.0677 | 0.663 | 1.972 | 2.5194 |
| Dolisie | 0.069 | 4.0606 | 4.2608 | 0.058 | 4.6811 | 4.127 | 0.363 | 5.2938 | 4.5223 | 0.187 | 4.7688 | 4.536 | 0.199 | 4.2538 | 3.3501 | 0.384 | 4.0776 | 3.5275 |
| Sibiti | 0.049 | 3.6424 | 3.7387 | 0.313 | 4.1159 | 3.7302 | 0.368 | 3.3286 | 3.2163 | 0.389 | 3.2374 | 3.2219 | 0.683 | 3.2232 | 2.6256 | - | ||
| Mouyondzi | 0.283 | 4.8972 | 3.4305 | 0.028 | 7.4389 | 4.8 | 0.3917 | 6.4558 | 4.7582 | 0.374 | 4.5053 | 2.9436 | 0.443 | 5.9021 | 3.197 | 0.088 | 5.3403 | 3.7409 |
| MODIS | MODIS | MODIS | MODIS | MODIS | MODIS | |||||||||||||
| r | MAE | RMSE | r | MAE | RMSE | r | MAE | RMSE | r | MAE | RMSE | r | MAE | RMSE | r | MAE | RMSE | |
| Pointe-noire | 0.259 | 3.0698 | 3.2189 | 0.208 | 3.3846 | 3.7713 | 0.11 | 3.6237 | 3.4551 | 0.231 | 2.9108 | 3.1278 | 0.161 | 3.3988 | 3.69 | 0.439 | 2.7851 | 3.4529 |
| Brazzaville | 0.188 | 2.7931 | 3.0995 | 0.252 | 3.5296 | 4.1097 | 0.206 | 3.3417 | 3.8145 | 0.155 | 3.5906 | 4.3869 | 0.048 | 4.1235 | 3.7746 | 0.284 | 3.0795 | 3.3453 |
| Nkayi | - | 0.224 | 2.9162 | 3.6851 | 0.252 | 3.4666 | 4.0699 | 0.02 | 3.0045 | 3.3729 | 0.142 | 3.7449 | 4.1768 | - | ||||
| Makabana | 0.032 | 2.6796 | 2.5621 | 0.0326 | 2.3871 | 2.3884 | 0.018 | 3.103 | 3.4265 | 0.133 | 2.7355 | 2.3191 | 0.093 | 3.12 | 2.7234 | 0.6 | 1.802 | 2.3795 |
| Dolisie | 0.076 | 3.2864 | 3.6093 | 0.0701 | 3.4716 | 3.8695 | 0.203 | 2.9711 | 3.9455 | 0.16 | 2.9047 | 3.1488 | 0.002 | 3.1963 | 3.478 | 0.361 | 2.426 | 3.387 |
| Sibiti | 0.123 | 3.8576 | 3.5561 | 0.094 | 3.0548 | 3.4718 | 0.034 | 4.1744 | 3.8194 | 0.166 | 2.5135 | 2.4852 | 0.48 | 2.2147 | 2.0698 | - | ||
| Mouyondzi | 0.134 | 2.4194 | 2.9246 | 0.048 | 4.2647 | 3.1404 | 0.344 | 3.0674 | 3.6893 | 0.447 | 2.1512 | 2.3464 | 0.329 | 3.1128 | 2.872 | 0.029 | 3.2367 | 3.157 |