Results
| Country: | Tanzania
| | Station: | Swero | | River: | Kilombero | | Area: | 33400 km2 | | Lat: | -8.2 | | Lon: | 37 | | Source: | RivDIS | | PointID: | 71 | | Area Units: | km2 | | Discharge Units: | m3/sec | | Starting Year: | 1957 | | Ending Year: | 1981 | | Total Years: | 25 | | Total Usable Years: | 16 | |
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| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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| 1957 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 130 | -9999 |
| 1958 | 210 | 218 | 468 | 1307 | 1572 | 559 | 254 | 185 | 147 | 124 | 101 | 119 | 438.67 |
| 1959 | 208 | 290 | 447 | 579 | 632 | 236 | 172 | 131 | 114 | 124 | 102 | 119 | 262.83 |
| 1960 | 168 | -9999 | 493 | 1918 | 1376 | 489 | 298 | 218 | 177 | 143 | 123 | 99 | -9999 |
| 1961 | 120 | 231 | 318 | 470 | 949 | 481 | 248 | 193 | 146 | 130 | 193 | 478 | 329.75 |
| 1962 | 1315 | 1439 | 1521 | 1529 | 1227 | 573 | 377 | 302 | 247 | 197 | 168 | 152 | 753.92 |
| 1963 | 365 | 816 | 989 | 2639 | 1666 | 618 | 385 | 304 | 248 | 193 | 216 | 413 | 737.67 |
| 1964 | -9999 | -9999 | 1012 | 2044 | 1189 | 483 | 348 | 290 | 240 | 192 | 156 | 147 | -9999 |
| 1965 | 293 | 255 | 378 | 1208 | 1079 | 327 | -9999 | -9999 | 113 | 144 | -9999 | -9999 | -9999 |
| 1966 | 271 | 432 | 662 | 1511 | 932 | 401 | 257 | 200 | 167 | 139 | 134 | 173 | 439.92 |
| 1967 | 217 | 224 | 330 | 541 | -9999 | 637 | 284 | 227 | 177 | 145 | 150 | -9999 | -9999 |
| 1968 | -9999 | -9999 | 1469 | -9999 | 1786 | 840 | 501 | 365 | 290 | 231 | 219 | 239 | -9999 |
| 1969 | -9999 | 309 | -9999 | 792 | 1362 | 497 | 259 | 207 | -9999 | 128 | -9999 | -9999 | -9999 |
| 1970 | 318 | 761 | -9999 | 1359 | -9999 | -9999 | -9999 | -9999 | 145 | -9999 | 92.6 | -9999 | -9999 |
| 1971 | 189 | 225 | -9999 | -9999 | -9999 | -9999 | 247 | 179 | -9999 | -9999 | 117 | -9999 | -9999 |
| 1972 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 245 | -9999 |
| 1973 | 494 | 680 | -9999 | -9999 | -9999 | -9999 | 420 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1974 | -9999 | -9999 | -9999 | -9999 | -9999 | 841 | 371 | 241 | 191 | 147 | 123 | 131 | -9999 |
| 1975 | 316 | -9999 | -9999 | 815 | 1513 | 626 | 366 | 295 | -9999 | 226 | -9999 | 233 | -9999 |
| 1976 | -9999 | -9999 | 586 | 1177 | 1107 | 553 | 378 | 301 | 249 | 222 | 186 | 171 | -9999 |
| 1977 | 47.3 | 59.36 | 59.8 | 117 | -9999 | 90.7 | 48.7 | 41.9 | 35.6 | 32.4 | 36.6 | 47.5 | -9999 |
| 1978 | -9999 | -9999 | 104 | -9999 | -9999 | 82.6 | -9999 | -9999 | -9999 | 34.3 | -9999 | -9999 | -9999 |
| 1979 | -9999 | -9999 | 238 | -9999 | -9999 | -9999 | -9999 | -9999 | 62.7 | -9999 | -9999 | -9999 | -9999 |
| 1980 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 47.3 | -9999 |
| 1981 | -9999 | -9999 | -9999 | 148 | 156 | 111 | 77.7 | 53.5 | -9999 | 29.7 | -9999 | 60.6 | -9999 |
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| Avg | 323.66 | 456.87 | 604.99 | 1134.63 | 1181.86 | 469.18 | 293.97 | 219.61 | 171.83 | 143.41 | 141.15 | 176.73 | 493.79 |
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| Std Dev | 294.61 |
361.73 |
435.97 |
680.97 |
415.85 |
220.89 |
111.92 |
85.39 |
68.8 |
60.89 |
48.38 |
114.73 |
188.56 |
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| | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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