Continent: |
Asia | Latitude: |
56.67 | deg. |
Country: |
Kazakhstan | Longitude: |
66.35 |
deg. |
River: |
Tobol | Elevation: |
49.3 |
m |
Station: |
Yalutorovsk | Area: |
241000.0 |
km2 |
| Mean for Observation Period: | 1936 | - | 1990 | Total months: | 660 |
| - | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
| m3/c | 28.7 | 25.6 | 26.6 | 256. | 476. | 215. | 88.5 | 75.2 | 64.1 | 63.3 | 53.7 | 38.5 | 118. |
| mm | 0.32 | 0.26 | 0.30 | 2.75 | 5.29 | 2.31 | 0.98 | 0.84 | 0.69 | 0.70 | 0.58 | 0.43 | 15.4 |
| km3 | 0.077 | 0.063 | 0.071 | 0.66 | 1.28 | 0.56 | 0.24 | 0.20 | 0.17 | 0.17 | 0.14 | 0.10 | 3.71 |
| l/s/km2 | 0.12 | 0.11 | 0.11 | 1.06 | 1.98 | 0.89 | 0.37 | 0.31 | 0.27 | 0.26 | 0.22 | 0.16 | 0.49 |
| %% | 2.04 | 1.82 | 1.89 | 18.1 | 33.8 | 15.2 | 6.27 | 5.33 | 4.54 | 4.49 | 3.80 | 2.73 | 100. |
Tobol at Yalutorovsk
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
| 1936 | 12.1 | 12.4 | 16.5 | 77.0 | 177. | 36.3 | 14.7 | 11.7 | 12.6 | 16.3 | 18.4 | 10.1 | 34.6 |
| 1937 | 7.20 | 5.20 | 5.40 | 79.8 | 111. | 330. | 24.6 | 30.6 | 38.5 | 34.8 | 16.0 | 10.8 | 57.8 |
| 1938 | 10.8 | 10.6 | 11.5 | 155. | 179. | 63.2 | 42.8 | 77.5 | 46.7 | 36.2 | 37.2 | 18.2 | 57.4 |
| 1939 | 12.0 | 12.7 | 14.2 | 352. | 342. | 55.3 | 31.0 | 21.3 | 20.9 | 18.8 | 11.6 | 7.90 | 75.0 |
| 1940 | 7.30 | 8.10 | 8.50 | 333. | 235. | 68.4 | 36.3 | 28.7 | 21.7 | 19.3 | 12.0 | 11.2 | 65.8 |
| 1941 | 9.30 | 8.50 | 9.90 | 26.2 | 1720. | 936. | 338. | 92.9 | 68.7 | 65.8 | 60.5 | 34.1 | 281. |
| 1942 | 27.6 | 23.7 | 23.1 | 75.8 | 1270. | 562. | 188. | 99.2 | 77.9 | 102. | 93.8 | 53.5 | 216. |
| 1943 | 35.2 | 27.0 | 26.3 | 183. | 414. | 276. | 186. | 165. | 178. | 146. | 62.0 | 16.2 | 143. |
| 1944 | 9.80 | 9.20 | 25.0 | 414. | 447. | 89.2 | 57.7 | 57.5 | 55.5 | 55.7 | 51.5 | 34.4 | 109. |
| 1945 | 21.8 | 14.1 | 8.70 | 107. | 286. | 137. | 93.4 | 238. | 123. | 78.0 | 48.8 | 27.0 | 98.6 |
| 1946 | 23.3 | 22.1 | 21.7 | 556. | 1220. | 473. | 138. | 137. | 150. | 200. | 166. | 93.3 | 267. |
| 1947 | 64.5 | 49.8 | 50.6 | 1500. | 809. | 474. | 293. | 354. | 188. | 140. | 119. | 56.7 | 342. |
| 1948 | 39.2 | 36.3 | 42.9 | 711. | 1670. | 679. | 180. | 105. | 82.6 | 89.2 | 73.6 | 34.2 | 312. |
| 1949 | 30.5 | 30.2 | 37.5 | 176. | 416. | 182. | 72.1 | 48.2 | 48.6 | 50.9 | 61.3 | 29.3 | 98.6 |
| 1950 | 23.0 | 21.2 | 23.8 | 258. | 442. | 195. | 106. | 94.1 | 134. | 141. | 58.2 | 38.7 | 128. |
| 1951 | 33.6 | 27.2 | 27.0 | 542. | 398. | 187. | 79.6 | 65.3 | 50.6 | 52.5 | 33.7 | 24.3 | 127. |
| 1952 | 26.6 | 24.1 | 22.6 | 97.6 | 352. | 142. | 59.2 | 41.7 | 32.3 | 33.7 | 22.0 | 18.6 | 72.7 |
| 1953 | 15.3 | 13.3 | 14.4 | 133. | 391. | 205. | 69.3 | 42.6 | 35.0 | 36.9 | 25.1 | 23.2 | 83.7 |
| 1954 | 25.7 | 20.3 | 19.9 | 132. | 289. | 116. | 49.5 | 36.2 | 34.9 | 32.4 | 28.2 | 18.8 | 66.9 |
| 1955 | 16.7 | 15.9 | 15.9 | 124. | 156. | 56.4 | 32.4 | 45.9 | 51.3 | 40.9 | 24.8 | 19.2 | 50.0 |
| 1956 | 16.5 | 16.0 | 18.1 | 211. | 469. | 118. | 55.8 | 43.6 | 39.1 | 40.4 | 35.7 | 32.4 | 91.3 |
| 1957 | 28.1 | 23.9 | 20.4 | 344. | 1250. | 357. | 68.5 | 57.7 | 51.2 | 49.1 | 41.3 | 31.1 | 194. |
| 1958 | 28.1 | 24.5 | 25.1 | 146. | 312. | 140. | 52.4 | 35.3 | 35.8 | 41.0 | 35.4 | 28.3 | 75.3 |
| 1959 | 19.6 | 19.0 | 20.9 | 178. | 525. | 153. | 55.3 | 48.2 | 46.2 | 54.0 | 48.7 | 50.0 | 101. |
| 1960 | 38.3 | 36.5 | 29.2 | 190. | 283. | 244. | 126. | 97.3 | 93.4 | 75.1 | 74.6 | 46.1 | 111. |
| 1961 | 39.0 | 36.2 | 38.5 | 518. | 461. | 150. | 102. | 119. | 76.1 | 56.5 | 54.7 | 38.5 | 141. |
| 1962 | 30.0 | 30.9 | 39.0 | 280. | 348. | 164. | 107. | 58.5 | 49.1 | 48.3 | 46.1 | 32.8 | 103. |
| 1963 | 24.5 | 25.4 | 26.5 | 182. | 425. | 167. | 60.2 | 46.7 | 46.3 | 48.0 | 54.5 | 39.3 | 95.5 |
| 1964 | 28.5 | 24.2 | 23.4 | 110. | 421. | 207. | 138. | 188. | 190. | 111. | 66.7 | 61.3 | 131. |
| 1965 | 47.7 | 42.7 | 41.5 | 424. | 714. | 216. | 59.5 | 47.1 | 40.1 | 40.3 | 32.6 | 30.9 | 145. |
| 1966 | 24.9 | 20.2 | 22.1 | 147. | 376. | 182. | 79.1 | 53.1 | 42.8 | 43.1 | 37.2 | 31.2 | 88.2 |
| 1967 | 19.7 | 19.6 | 21.9 | 142. | 99.7 | 67.3 | 56.4 | 91.7 | 58.1 | 52.3 | 43.6 | 30.8 | 58.6 |
| 1968 | 27.3 | 24.4 | 22.1 | 188. | 220. | 108. | 129. | 84.3 | 51.9 | 49.7 | 32.9 | 30.2 | 80.7 |
| 1969 | 26.3 | 19.9 | 20.7 | 135. | 302. | 129. | 98.5 | 119. | 72.7 | 64.4 | 65.0 | 68.8 | 93.4 |
| 1970 | 38.3 | 34.2 | 34.2 | 710. | 991. | 568. | 182. | 128. | 99.4 | 80.7 | 75.5 | 57.1 | 250. |
| 1971 | 42.8 | 38.2 | 34.4 | 336. | 1060. | 535. | 165. | 157. | 128. | 91.8 | 68.2 | 84.2 | 228. |
| 1972 | 60.9 | 45.8 | 42.9 | 455. | 495. | 202. | 107. | 97.2 | 66.0 | 64.4 | 48.1 | 50.6 | 145. |
| 1973 | 39.4 | 32.2 | 32.6 | 205. | 232. | 67.5 | 67.6 | 60.7 | 62.0 | 63.4 | 56.1 | 47.3 | 80.5 |
| 1974 | 38.4 | 33.4 | 35.9 | 500. | 422. | 123. | 72.7 | 45.9 | 44.4 | 41.4 | 34.7 | 25.7 | 118. |
| 1975 | 23.8 | 24.1 | 24.4 | 140. | 77.7 | 35.7 | 20.4 | 18.9 | 21.2 | 20.1 | 19.5 | 18.4 | 37.0 |
| 1976 | 19.3 | 19.8 | 18.8 | 88.0 | 72.2 | 24.1 | 21.1 | 23.1 | 20.1 | 20.0 | 17.8 | 16.8 | 30.1 |
| 1977 | 13.3 | 12.4 | 14.8 | 182. | 101. | 41.2 | 28.0 | 23.5 | 23.5 | 30.4 | 31.7 | 23.6 | 43.8 |
| 1978 | 20.3 | 19.8 | 22.3 | 186. | 187. | 62.0 | 48.2 | 60.8 | 49.4 | 43.4 | 46.5 | 37.0 | 65.2 |
| 1979 | 25.6 | 24.8 | 24.1 | 84.1 | 532. | 295. | 96.1 | 48.2 | 42.8 | 42.8 | 38.4 | 40.1 | 108. |
| 1980 | 29.6 | 26.4 | 25.3 | 139. | 418. | 126. | 39.8 | 33.0 | 27.5 | 41.6 | 44.4 | 41.3 | 82.7 |
| 1981 | 32.3 | 33.7 | 36.5 | 129. | 363. | 230. | 71.9 | 40.7 | 36.1 | 42.2 | 37.5 | 32.0 | 90.4 |
| 1982 | 24.9 | 24.1 | 24.6 | 120. | 129. | 64.9 | 37.2 | 34.7 | 34.0 | 42.2 | 46.1 | 35.2 | 51.4 |
| 1983 | 30.9 | 27.7 | 30.1 | 248. | 255. | 88.9 | 50.4 | 48.4 | 58.2 | 58.5 | 45.4 | 41.6 | 81.9 |
| 1984 | 33.7 | 28.1 | 26.3 | 127. | 149. | 78.8 | 47.0 | 31.8 | 47.9 | 71.3 | 82.3 | 72.3 | 66.3 |
| 1985 | 45.9 | 34.7 | 38.3 | 245. | 551. | 281. | 79.3 | 78.3 | 66.5 | 62.1 | 56.0 | 38.7 | 131. |
| 1986 | 37.3 | 37.9 | 38.3 | 146. | 320. | 148. | 87.6 | 86.2 | 98.1 | 113. | 100. | 48.1 | 105. |
| 1987 | 38.2 | 40.1 | 45.0 | 256. | 1310. | 527. | 147. | 61.8 | 84.5 | 200. | 193. | 91.6 | 250. |
| 1988 | 67.9 | 53.6 | 46.4 | 210. | 321. | 204. | 52.4 | 40.4 | 41.6 | 40.0 | 45.4 | 40.5 | 96.9 |
| 1989 | 36.2 | 32.7 | 37.0 | 94.7 | 277. | 131. | 40.3 | 36.1 | 36.1 | 37.4 | 43.4 | 41.7 | 70.3 |
| 1990 | 31.4 | 31.3 | 35.9 | 235. | 397. | 306. | 127. | 97.5 | 93.1 | 110. | 129. | 101. | 141. |