| Tahun Data | : | 1998 |
| Nama Stasiun | : | TRMM-0611 |
| Lokasi Stasiun | : | Desa Aua Kuniang, Kecamatan Pasaman, Pasaman Barat, Provinsi Sumatera Barat |
| Longitude | : | 99.875000 |
| Latitude | : | 0.125000 |
| Tanggal | Jan | Feb | Mar | Apr | Mei | Jun | Jul | Agu | Sep | Okt | Nov | Des |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2.853 | 43.037 | 0.000 | 19.270 | 2.573 | 15.719 | 0.000 | 1.921 | 0.618 | 0.000 | 9.031 | 2.010 |
| 2 | 5.108 | 7.089 | 0.000 | 5.443 | 10.266 | 0.000 | 0.000 | 6.803 | 0.000 | 1.045 | 3.148 | 18.771 |
| 3 | 16.451 | 7.359 | 3.826 | 17.696 | 0.000 | 14.063 | 1.076 | 3.801 | 9.628 | 0.000 | 5.433 | 10.687 |
| 4 | 8.595 | 0.231 | 4.917 | 0.335 | 12.938 | 20.658 | 0.000 | 13.885 | 0.000 | 17.585 | 38.596 | 82.027 |
| 5 | 0.000 | 0.077 | 0.000 | 0.000 | 21.646 | 0.000 | 21.807 | 3.121 | 14.832 | 3.908 | 3.935 | 41.151 |
| 6 | 0.000 | 0.000 | 0.046 | 14.136 | 30.774 | 0.000 | 0.000 | 7.483 | 19.580 | 0.000 | 30.689 | 32.427 |
| 7 | 0.000 | 0.000 | 6.976 | 2.580 | 7.125 | 0.000 | 0.000 | 21.208 | 0.228 | 17.176 | 0.000 | 42.978 |
| 8 | 0.000 | 0.000 | 0.046 | 6.114 | 50.515 | 0.000 | 8.914 | 38.375 | 16.718 | 38.442 | 0.000 | 0.000 |
| 9 | 4.298 | 0.000 | 4.318 | 0.000 | 0.198 | 14.063 | 14.477 | 0.000 | 0.000 | 0.000 | 0.000 | 10.779 |
| 10 | 12.470 | 0.000 | 5.547 | 5.546 | 0.000 | 3.603 | 31.390 | 0.000 | 0.000 | 27.355 | 9.480 | 17.675 |
| 11 | 19.304 | 0.000 | 4.456 | 7.481 | 11.973 | 0.000 | 15.492 | 1.280 | 7.123 | 2.090 | 4.122 | 14.889 |
| 12 | 0.106 | 0.000 | 9.634 | 27.447 | 9.772 | 0.000 | 7.025 | 36.614 | 17.076 | 1.000 | 0.000 | 13.017 |
| 13 | 13.773 | 1.580 | 4.901 | 5.443 | 27.583 | 0.000 | 0.000 | 19.327 | 0.293 | 9.724 | 0.000 | 0.000 |
| 14 | 0.000 | 0.000 | 8.620 | 1.032 | 1.905 | 0.000 | 9.360 | 5.322 | 45.113 | 0.727 | 2.136 | 7.079 |
| 15 | 12.963 | 40.533 | 1.967 | 0.000 | 0.000 | 1.918 | 8.711 | 58.262 | 4.716 | 0.000 | 5.658 | 2.375 |
| 16 | 68.409 | 11.983 | 9.203 | 30.155 | 7.817 | 0.000 | 0.000 | 2.521 | 2.992 | 0.000 | 0.000 | 0.000 |
| 17 | 26.701 | 0.000 | 7.575 | 17.051 | 0.000 | 9.821 | 29.827 | 7.363 | 0.000 | 0.500 | 2.548 | 0.411 |
| 18 | 3.452 | 8.091 | 0.000 | 2.064 | 0.000 | 4.474 | 1.827 | 82.271 | 1.561 | 1.000 | 1.349 | 0.000 |
| 19 | 7.292 | 7.321 | 0.108 | 0.000 | 2.622 | 3.516 | 16.629 | 1.481 | 2.407 | 0.000 | 6.632 | 16.488 |
| 20 | 0.458 | 0.000 | 4.840 | 0.593 | 0.000 | 7.700 | 2.883 | 18.367 | 0.000 | 1.318 | 0.000 | 0.000 |
| 21 | 0.000 | 0.000 | 1.982 | 0.000 | 2.499 | 0.843 | 27.817 | 16.886 | 37.827 | 1.363 | 5.546 | 8.860 |
| 22 | 0.000 | 26.855 | 28.640 | 0.000 | 2.053 | 0.029 | 8.122 | 29.171 | 58.026 | 0.000 | 5.920 | 0.228 |
| 23 | 0.000 | 2.042 | 13.460 | 41.248 | 2.474 | 1.133 | 0.000 | 5.042 | 7.709 | 75.885 | 0.000 | 8.084 |
| 24 | 0.000 | 0.000 | 2.489 | 1.006 | 0.000 | 11.971 | 22.132 | 53.180 | 4.001 | 21.448 | 6.220 | 0.000 |
| 25 | 0.000 | 0.000 | 3.334 | 0.000 | 0.000 | 0.000 | 0.000 | 36.294 | 3.350 | 15.132 | 0.000 | 25.485 |
| 26 | 22.369 | 6.126 | 0.384 | 0.000 | 0.000 | 0.726 | 0.000 | 0.480 | 0.000 | 17.040 | 0.000 | 0.000 |
| 27 | 0.000 | 0.000 | 12.384 | 1.187 | 0.000 | 0.000 | 4.670 | 13.245 | 4.911 | 1.681 | 0.000 | 4.019 |
| 28 | 0.458 | 0.000 | 5.270 | 4.772 | 0.000 | 0.000 | 0.000 | 14.245 | 0.000 | 6.998 | 1.312 | 0.046 |
| 29 | 5.002 | - | 0.000 | 5.314 | 0.000 | 0.000 | 12.528 | 15.766 | 1.594 | 2.317 | 40.956 | 1.370 |
| 30 | 0.000 | - | 39.641 | 0.000 | 0.000 | 0.000 | 27.695 | 1.481 | 4.323 | 81.293 | 42.343 | 34.254 |
| 31 | 0.000 | - | 4.579 | - | 0.000 | - | 0.000 | 25.650 | - | 0.500 | - | 31.971 |
| Total | 230.06 | 162.32 | 189.14 | 215.91 | 204.73 | 110.24 | 272.38 | 540.85 | 264.63 | 345.53 | 225.05 | 427.08 |
| Hari Hujan | 18.00 | 13.00 | 26.00 | 21.00 | 17.00 | 15.00 | 19.00 | 29.00 | 22.00 | 23.00 | 19.00 | 24.00 |
| Max | 68.409 | 43.037 | 39.641 | 41.248 | 50.515 | 20.658 | 31.390 | 82.271 | 58.026 | 81.293 | 42.343 | 82.027 |
| Avg | 7.42 | 5.80 | 6.10 | 7.20 | 6.60 | 3.67 | 8.79 | 17.45 | 8.82 | 11.15 | 7.50 | 13.78 |
Berdasarkan data hujan TRMM di Grid TRMM-0611, yang terletak di Desa Aua Kuniang, Kecamatan Pasaman, Pasaman Barat, Provinsi Sumatera Barat, curah hujan tahunan yang terjadi pada tahun 1998 adalah sebesar 3,187.93 mm. Dengan jumlah hari hujan tahunan adalah 246 hari (67.40%). Curah hujan harian maksimum tahunan yang tercatat adalah sebesar 82.27 mm yang terjadi pada tanggal 18 Agustus 1998.
