Continent: |
Africa | Latitude: |
15.62 | deg. |
Country: |
Senegal | Longitude: |
-15.50 |
deg. |
River: |
Senegal | Elevation: |
14.0 |
m |
Station: |
Dagana | Area: |
268000.0 |
km2 |
| Mean for Observation Period: | 1903 | - | 1974 | Total months: | 792 |
| - | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
| m3/c | 210. | 122. | 67.9 | 33.8 | 17.5 | 33.3 | 428. | 1203. | 1971. | 2260. | 1446. | 399. | 683. |
| mm | 2.10 | 1.11 | 0.68 | 0.33 | 0.17 | 0.32 | 4.27 | 12.0 | 19.1 | 22.6 | 14.0 | 3.99 | 80.4 |
| km3 | 0.56 | 0.30 | 0.18 | 0.088 | 0.047 | 0.086 | 1.15 | 3.22 | 5.11 | 6.05 | 3.75 | 1.07 | 21.5 |
| l/s/km2 | 0.78 | 0.45 | 0.25 | 0.13 | 0.065 | 0.12 | 1.60 | 4.49 | 7.36 | 8.43 | 5.40 | 1.49 | 2.55 |
| %% | 2.56 | 1.48 | 0.83 | 0.41 | 0.21 | 0.41 | 5.22 | 14.7 | 24.1 | 27.6 | 17.7 | 4.87 | 100. |
Senegal at Dagana
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
| 1903 | - | - | - | - | 15.0 | 30.0 | 400. | 1162. | 1951. | 2035. | 750. | 320. | - |
| 1904 | 180. | 110. | 60.0 | 30.0 | 15.0 | 15.0 | 389. | 1580. | 2217. | 2199. | 998. | 400. | 683. |
| 1905 | 220. | 130. | 75.0 | 40.0 | 18.0 | 87.0 | 513. | 1450. | 1936. | 2153. | 1992. | 600. | 768. |
| 1906 | 230. | 130. | 75.0 | 40.0 | 20.0 | 42.0 | 617. | 1765. | 2840. | 2755. | 1761. | 461. | 895. |
| 1907 | 250. | 145. | 80.0 | 40.0 | 20.0 | 15.0 | 245. | 683. | 1534. | 1671. | 738. | 471. | 491. |
| 1908 | 280. | 160. | 90.0 | 45.0 | 20.0 | 20.0 | 485. | 1328. | 2107. | 2450. | 1287. | 390. | 722. |
| 1909 | 195. | 110. | 65.0 | 35.0 | 20.0 | 43.0 | 774. | 1607. | 2357. | 2595. | 1376. | 430. | 801. |
| 1910 | 210. | 120. | 65.0 | 35.0 | 20.0 | 87.0 | 591. | 1335. | 2095. | 2352. | 999. | 340. | 687. |
| 1911 | 180. | 110. | 60.0 | 30.0 | 15.0 | 30.0 | 400. | 992. | 1778. | 1732. | 719. | 350. | 533. |
| 1912 | 185. | 105. | 60.0 | 30.0 | 15.0 | 15.0 | 359. | 1050. | 1663. | 1842. | 815. | 380. | 543. |
| 1913 | 205. | 115. | 65.0 | 35.0 | 20.0 | 30.0 | 200. | 543. | 1066. | 910. | 400. | 170. | 313. |
| 1914 | 80.0 | 45.0 | 20.0 | 12.0 | 12.0 | 12.0 | 450. | 993. | 1448. | 1288. | 555. | 310. | 435. |
| 1915 | 170. | 105. | 60.0 | 30.0 | 15.0 | 50.0 | 490. | 1136. | 1937. | 2054. | 700. | 320. | 589. |
| 1916 | 160. | 90.0 | 50.0 | 25.0 | 12.0 | 6.00 | 421. | 1268. | 1915. | 2303. | 1271. | 300. | 652. |
| 1917 | 175. | 105. | 60.0 | 30.0 | 12.0 | 7.00 | 97.0 | 1069. | 2087. | 2405. | 914. | 290. | 604. |
| 1918 | 150. | 85.0 | 50.0 | 25.0 | 12.0 | 60.0 | 493. | 1532. | 2343. | 3039. | 2000. | 550. | 862. |
| 1919 | 280. | 150. | 80.0 | 40.0 | 20.0 | 52.0 | 340. | 1173. | 1859. | 1884. | 708. | 300. | 574. |
| 1920 | 170. | 100. | 60.0 | 30.0 | 15.0 | 60.0 | 699. | 1262. | 2284. | 2676. | 1294. | 400. | 754. |
| 1921 | 240. | 140. | 75.0 | 40.0 | 20.0 | 20.0 | 318. | 841. | 1744. | 1571. | 466. | 255. | 478. |
| 1922 | 130. | 75.0 | 45.0 | 20.0 | 20.0 | 20.0 | 392. | 1276. | 2224. | 3140. | 2111. | 620. | 839. |
| 1923 | 240. | 140. | 80.0 | 40.0 | 20.0 | 35.0 | 558. | 1273. | 1948. | 2358. | 1504. | 451. | 721. |
| 1924 | 205. | 120. | 65.0 | 35.0 | 25.0 | 100. | 896. | 1702. | 2471. | 3088. | 2007. | 616. | 944. |
| 1925 | 330. | 190. | 100. | 50.0 | 25.0 | 59.0 | 494. | 1201. | 1983. | 2384. | 2022. | 520. | 780. |
| 1926 | 280. | 160. | 95.0 | 45.0 | 22.0 | 24.0 | 435. | 1168. | 1586. | 1468. | 654. | 400. | 528. |
| 1927 | 195. | 110. | 65.0 | 35.0 | 17.0 | 8.00 | 403. | 1275. | 2077. | 2693. | 2359. | 908. | 845. |
| 1928 | 320. | 180. | 100. | 50.0 | 25.0 | 15.0 | 388. | 1202. | 2220. | 2783. | 2002. | 569. | 821. |
| 1929 | 290. | 160. | 90.0 | 45.0 | 25.0 | 100. | 749. | 1365. | 2235. | 2670. | 1722. | 440. | 824. |
| 1930 | 220. | 125. | 70.0 | 35.0 | 18.0 | 75.0 | 546. | 1251. | 2185. | 2502. | 1723. | 450. | 767. |
| 1931 | 240. | 140. | 80.0 | 40.0 | 20.0 | 38.0 | 597. | 1500. | 1734. | 2184. | 1514. | 411. | 708. |
| 1932 | 230. | 130. | 75.0 | 40.0 | 20.0 | 51.0 | 571. | 1576. | 2245. | 2546. | 1240. | 350. | 756. |
| 1933 | 190. | 115. | 65.0 | 35.0 | 20.0 | 95.0 | 820. | 1774. | 2448. | 2619. | 1115. | 310. | 801. |
| 1934 | 170. | 105. | 60.0 | 30.0 | 15.0 | 7.00 | 178. | 1214. | 2180. | 2569. | 1459. | 350. | 695. |
| 1935 | 190. | 110. | 65.0 | 35.0 | 20.0 | 15.0 | 608. | 1453. | 2345. | 2958. | 2044. | 540. | 865. |
| 1936 | 230. | 130. | 75.0 | 40.0 | 20.0 | 10.0 | 414. | 1434. | 2606. | 3184. | 2096. | 626. | 905. |
| 1937 | 267. | 156. | 90.0 | 40.0 | 20.0 | 12.0 | 214. | 1062. | 1934. | 2292. | 1299. | 380. | 647. |
| 1938 | 190. | 105. | 60.0 | 30.0 | 15.0 | 6.00 | 524. | 1165. | 1941. | 2450. | 2120. | 628. | 770. |
| 1939 | 220. | 125. | 70.0 | 35.0 | 20.0 | 12.0 | 236. | 1040. | 1886. | 2065. | 1000. | 350. | 588. |
| 1940 | 185. | 90.0 | 60.0 | 30.0 | 15.0 | 30.0 | 109. | 788. | 1569. | 1396. | 925. | 310. | 459. |
| 1941 | 180. | 100. | 55.0 | 25.0 | 12.0 | 6.00 | 70.0 | 807. | 1565. | 1487. | 487. | 190. | 415. |
| 1942 | 110. | 65.0 | 35.0 | 15.0 | 7.00 | 4.00 | 211. | 1027. | 1768. | 1180. | 380. | 180. | 415. |
| 1943 | 110. | 65.0 | 40.0 | 15.0 | 12.0 | 8.00 | 262. | 1107. | 1940. | 2292. | 1390. | 300. | 628. |
| 1944 | 160. | 95.0 | 55.0 | 25.0 | 12.0 | 6.00 | 134. | 642. | 1351. | 1173. | 577. | 240. | 373. |
| 1945 | 140. | 80.0 | 45.0 | 20.0 | 10.0 | 40.0 | 250. | 1278. | 2195. | 2843. | 1759. | 400. | 755. |
| 1946 | 180. | 95.0 | 55.0 | 25.0 | 15.0 | 8.00 | 163. | 1185. | 2002. | 2386. | 1697. | 420. | 686. |
| 1947 | 200. | 110. | 65.0 | 30.0 | 15.0 | 7.00 | 206. | 1037. | 1866. | 2135. | 871. | 300. | 570. |
| 1948 | 155. | 90.0 | 50.0 | 25.0 | 10.0 | 5.00 | 355. | 1049. | 1874. | 1954. | 903. | 340. | 568. |
| 1949 | 155. | 90.0 | 50.0 | 25.0 | 10.0 | 10.0 | 170. | 992. | 1876. | 1686. | 521. | 210. | 483. |
| 1950 | 120. | 70.0 | 40.0 | 20.0 | 12.0 | 5.00 | 316. | 1220. | 2203. | 2986. | 2110. | 726. | 819. |
| 1951 | 212. | 125. | 65.0 | 30.0 | 21.0 | 30.0 | 285. | 1018. | 1736. | 2210. | 2490. | 1415. | 803. |
| 1952 | 328. | 187. | 95.0 | 42.0 | 15.0 | 10.0 | 324. | 1050. | 1646. | 2168. | 2218. | 591. | 723. |
| 1953 | 190. | 100. | 55.0 | 30.0 | 12.0 | 36.0 | 540. | 1124. | 1771. | 2091. | 1039. | 350. | 612. |
| 1954 | 200. | 120. | 60.0 | 25.0 | 25.0 | 152. | 646. | 1613. | 2327. | 2652. | 1625. | 501. | 829. |
| 1955 | 285. | 180. | 100. | 60.0 | 30.0 | 93.0 | 533. | 1571. | 2275. | 2778. | 2268. | 743. | 910. |
| 1956 | 292. | 196. | 100. | 55.0 | 25.0 | 12.0 | 337. | 1177. | 2070. | 2880. | 2093. | 537. | 815. |
| 1957 | 243. | 133. | 80.0 | 40.0 | 25.0 | 24.0 | 611. | 1272. | 2135. | 2703. | 2408. | 910. | 882. |
| 1958 | 291. | 171. | 95.0 | 50.0 | 30.0 | 53.0 | 570. | 1367. | 2328. | 2967. | 1993. | 650. | 880. |
| 1959 | 325. | 214. | 113. | 60.0 | 18.0 | 83.0 | 492. | 1075. | 1986. | 2505. | 1414. | 345. | 719. |
| 1960 | 217. | 128. | 70.0 | 30.0 | 15.0 | 7.00 | 489. | 1282. | 1859. | 2097. | 1109. | 322. | 635. |
| 1961 | 192. | 107. | 60.0 | 25.0 | 15.0 | 7.00 | 460. | 1499. | 2208. | 2695. | 1440. | 332. | 753. |
| 1962 | 172. | 105. | 60.0 | 25.0 | 10.0 | 12.0 | 383. | 1236. | 1978. | 2459. | 1763. | 451. | 721. |
| 1963 | 228. | 124. | 65.0 | 30.0 | 15.0 | 7.00 | 149. | 1192. | 1798. | 2181. | 1778. | 423. | 666. |
| 1964 | 200. | 110. | 55.0 | 25.0 | 15.0 | 47.0 | 497. | 1420. | 2135. | 2871. | 2138. | 473. | 832. |
| 1965 | 250. | 155. | 85.0 | 40.0 | - | - | 550. | 1210. | 2210. | 3260. | 2150. | 0. | - |
| 1966 | - | - | - | - | - | - | - | 910. | 1710. | 2330. | 2540. | 1110. | - |
| 1967 | - | - | - | - | - | - | 530. | 1300. | 2150. | 3000. | 2420. | 0. | - |
| 1968 | - | - | - | - | - | - | 500. | 950. | 1330. | 1400. | - | 0. | - |
| 1969 | - | - | - | - | - | - | 660. | 1210. | - | - | 1950. | 0. | - |
| 1970 | - | - | - | - | - | - | - | 1200. | 2000. | 1990. | 700. | 0. | - |
| 1971 | - | - | - | - | - | - | - | 1210. | 2070. | 2120. | - | 0. | - |
| 1972 | - | - | - | - | - | - | - | 700. | 1040. | 700. | - | 0. | - |
| 1973 | - | - | - | - | - | - | 540. | 1010. | 1600. | 940. | - | 0. | - |
| 1974 | - | - | - | - | - | - | - | 1183. | 1995. | 2103. | - | 0. | - |