| Tahun Data | : | 2007 |
| Nama Stasiun | : | Rancasumur |
| Lokasi Stasiun | : | Desa Rancasumur, Kecamatan Kopo, Serang, Provinsi Banten |
| Longitude | : | 106.389000 |
| Latitude | : | -6.299370 |
| Tahun Dibangun | : | 1996 |
| Pengelola | : | BBWS CIDANAU CIUJUNG CIDURIAN |
| Tanggal | Jan | Feb | Mar | Apr | Mei | Jun | Jul | Agu | Sep | Okt | Nov | Des |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 11.30 | 0.00 | 0.00 | 0.00 | 0.00 | 3.00 | 0.00 | 3.40 | 0.00 | - | - | - |
| 2 | 46.00 | 27.00 | 0.00 | 0.00 | 0.00 | 110.20 | 6.20 | 0.00 | 0.00 | - | - | - |
| 3 | 0.00 | 34.00 | 14.20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | - | - | - |
| 4 | 0.00 | 5.40 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | - | - | - |
| 5 | 0.00 | 14.20 | 7.00 | 0.00 | 0.00 | 4.00 | 5.00 | 0.00 | 0.00 | - | - | - |
| 6 | 0.00 | 108.00 | 26.40 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | - | - | - |
| 7 | 0.00 | 0.00 | 0.00 | 9.00 | 32.00 | 0.00 | 0.00 | 0.00 | 0.00 | - | - | - |
| 8 | 0.00 | 29.00 | 32.40 | 0.00 | 0.00 | 3.00 | 0.00 | 0.00 | 89.00 | - | - | - |
| 9 | 0.00 | 0.00 | 0.00 | 7.20 | 3.00 | 0.00 | 1.00 | 0.00 | 0.00 | - | - | - |
| 10 | 0.00 | 0.00 | 81.00 | 20.00 | 34.00 | 0.00 | 0.00 | 0.00 | 0.00 | - | - | - |
| 11 | 0.00 | 0.00 | 11.40 | 8.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | - | - | - |
| 12 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | - | - | - |
| 13 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | - | - | - |
| 14 | 0.00 | 1.00 | 0.00 | 0.00 | 20.00 | 0.00 | 0.00 | 0.00 | 0.00 | - | - | - |
| 15 | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | 0.00 | 0.00 | 50.00 | 0.00 | - | - | - |
| 16 | 0.00 | 13.40 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | - | - | - |
| 17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.00 | 0.00 | - | - | - |
| 18 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | - | - | - |
| 19 | 0.00 | 4.60 | 0.00 | 0.00 | 58.00 | 0.00 | 0.00 | 0.00 | 0.00 | - | - | - |
| 20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 12.40 | 0.00 | 0.00 | 0.00 | - | - | - |
| 21 | 25.00 | 0.00 | 65.40 | 30.60 | 0.00 | 6.40 | 0.00 | 0.00 | 0.00 | - | - | - |
| 22 | 1.00 | 5.20 | 0.00 | 0.00 | 0.00 | 0.00 | 18.40 | 0.00 | 0.00 | - | - | - |
| 23 | 11.20 | 0.00 | 0.00 | 0.00 | 22.60 | 0.00 | 0.00 | 64.00 | 0.00 | - | - | - |
| 24 | 72.00 | 5.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | - | - | - |
| 25 | 4.00 | 16.30 | 0.00 | 4.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | - | - | - |
| 26 | 40.00 | 0.00 | 3.30 | 3.00 | 26.00 | 0.00 | 0.00 | 0.00 | 0.00 | - | - | - |
| 27 | 3.60 | 0.00 | 0.00 | 22.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | - | - | - |
| 28 | 2.80 | 24.00 | 0.00 | 36.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | - | - | - |
| 29 | 18.00 | - | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | - | - | - |
| 30 | 0.00 | - | 5.00 | 0.00 | 0.00 | 14.40 | 0.00 | 0.00 | 0.00 | - | - | - |
| 31 | 0.00 | - | 0.00 | - | 0.00 | - | 0.00 | 0.00 | - | - | - | - |
| Total | 234.90 | 287.10 | 246.10 | 139.80 | 197.60 | 153.40 | 31.60 | 117.40 | 95.00 | 0.00 | 0.00 | 0.00 |
| Hari Hujan | 11.00 | 13.00 | 9.00 | 9.00 | 8.00 | 7.00 | 5.00 | 3.00 | 2.00 | - | - | - |
| Max | 72.00 | 108.00 | 81.00 | 36.00 | 58.00 | 110.20 | 18.40 | 64.00 | 89.00 | - | - | - |
| Avg | 7.58 | 10.25 | 7.94 | 4.66 | 6.37 | 5.11 | 1.02 | 3.79 | 3.17 | - | - | - |
Berdasarkan data tercatat di Stasiun Rancasumur, yang terletak di Desa Rancasumur, Kecamatan Kopo, Serang, Provinsi Banten, curah hujan tahunan yang terjadi pada tahun 2007 adalah sebesar 1,502.90 mm. Dengan jumlah hari hujan tahunan adalah 67 hari (18.36%). Curah hujan harian maksimum tahunan yang tercatat adalah sebesar 110.20 mm yang terjadi pada tanggal 2 Juni 2007.