Continent: |
Asia | Latitude: |
53.20 | deg. |
Country: |
Kazakhstan | Longitude: |
63.65 |
deg. |
River: |
Tobol | Elevation: |
123.0 |
m |
Station: |
Kustanay | Area: |
44800.0 |
km2 |
| Mean for Observation Period: | 1936 | - | 1987 | Total months: | 618 |
| - | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
| m3/c | 1.21 | 1.04 | 3.11 | 104. | 18.2 | 5.29 | 3.87 | 3.73 | 3.18 | 2.80 | 2.27 | 1.68 | 12.5 |
| mm | 0.073 | 0.057 | 0.19 | 6.00 | 1.09 | 0.31 | 0.23 | 0.22 | 0.18 | 0.17 | 0.13 | 0.10 | 8.81 |
| km3 | 0.0033 | 0.0025 | 0.0083 | 0.27 | 0.049 | 0.014 | 0.010 | 0.0100 | 0.0082 | 0.0075 | 0.0059 | 0.0045 | 0.39 |
| l/s/km2 | 0.027 | 0.023 | 0.069 | 2.31 | 0.41 | 0.12 | 0.086 | 0.083 | 0.071 | 0.063 | 0.051 | 0.038 | 0.28 |
| %% | 0.81 | 0.69 | 2.07 | 69.1 | 12.1 | 3.52 | 2.58 | 2.49 | 2.12 | 1.87 | 1.52 | 1.12 | 100. |
Tobol at Kustanay
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
| 1936 | 0.30 | 0.30 | 0.40 | 17.7 | 10.2 | 1.60 | 0.40 | 0.50 | 0.50 | 0.50 | 0.50 | 0.20 | 2.76 |
| 1937 | 0.10 | 0.40 | 0.70 | 3.20 | 5.50 | 1.30 | 0.60 | 0.70 | 0.60 | 0.60 | 0.30 | 0.20 | 1.18 |
| 1938 | 0.20 | 0.30 | 0.50 | 5.70 | 4.90 | 1.20 | 1.00 | 0.80 | 0.80 | 1.00 | 0.90 | 0.50 | 1.48 |
| 1939 | 0.20 | - | 0.90 | 10.8 | 4.20 | 1.00 | 1.10 | 1.00 | 0.70 | 0.90 | 0.70 | 0.50 | - |
| 1940 | 0.074 | - | 1.70 | 40.8 | 6.00 | 1.20 | 0.50 | 0.40 | 0.80 | 0.40 | 0.50 | 1.90 | - |
| 1941 | 1.10 | 0.90 | 0.80 | 567. | 77.4 | 16.7 | 7.90 | 8.00 | 6.30 | 5.70 | 3.90 | 2.10 | 58.2 |
| 1942 | 1.50 | 1.60 | 1.40 | 508. | 220. | 12.7 | 6.00 | 5.20 | 5.20 | 5.10 | 4.20 | 2.80 | 64.5 |
| 1943 | 2.10 | 0.60 | 0.80 | 172. | 15.6 | 6.90 | 5.30 | 4.20 | 3.40 | 3.50 | 2.60 | 1.60 | 18.2 |
| 1944 | 1.30 | 1.30 | 2.70 | 17.0 | 11.1 | 6.40 | 2.50 | 1.80 | 1.70 | 1.90 | 1.80 | 0.70 | 4.18 |
| 1945 | 0.40 | 0.021 | 0.40 | 86.2 | 13.3 | 8.10 | 3.80 | 5.70 | 2.90 | 3.40 | 2.80 | 1.70 | 10.7 |
| 1946 | 1.30 | 1.50 | 2.20 | 351. | 26.1 | 12.5 | 8.60 | 20.6 | 8.60 | 8.70 | 8.50 | 3.80 | 37.8 |
| 1947 | 1.70 | 1.50 | 9.70 | 669. | 19.5 | 19.4 | 10.6 | 6.60 | 5.60 | 5.80 | 4.10 | 2.40 | 63.0 |
| 1948 | 2.70 | 2.10 | 2.00 | 400. | 55.9 | 8.50 | 4.60 | 3.80 | 3.60 | 3.90 | 2.40 | 1.40 | 40.9 |
| 1949 | 0.90 | 0.90 | 1.30 | 19.2 | 33.0 | 7.00 | 3.20 | 2.40 | 2.40 | 2.50 | 2.30 | 1.70 | 6.40 |
| 1950 | 0.90 | 0.30 | 0.60 | 165. | 21.8 | 8.30 | 5.70 | 4.10 | 3.50 | 3.30 | 2.70 | 2.20 | 18.2 |
| 1951 | 1.30 | 0.70 | 1.60 | 31.9 | 5.90 | 3.60 | 2.30 | 1.50 | 1.30 | 1.60 | 1.50 | 1.50 | 4.56 |
| 1952 | 1.00 | 0.70 | 0.70 | 117. | 43.8 | 6.10 | 3.10 | 2.10 | 1.90 | 2.10 | 1.70 | 1.00 | 15.1 |
| 1953 | 0.60 | 0.40 | 0.50 | 198. | 31.8 | 10.1 | 4.60 | 2.50 | 1.90 | 2.40 | 1.60 | 1.60 | 21.3 |
| 1954 | 1.70 | 0.80 | 0.40 | 41.0 | 18.1 | 6.00 | 3.70 | 1.80 | 1.70 | 2.00 | 2.50 | 1.30 | 6.75 |
| 1955 | 0.70 | 0.40 | 0.80 | 37.9 | 13.3 | 3.00 | 1.40 | 1.10 | 1.20 | 0.80 | 0.80 | 0.70 | 5.18 |
| 1956 | 0.20 | 0.028 | - | 62.8 | 16.3 | 8.60 | 4.10 | 2.10 | 1.80 | 2.60 | 3.90 | 2.60 | - |
| 1957 | 1.10 | 0.40 | 0.80 | 422. | 27.0 | 7.20 | 4.10 | 3.30 | 2.80 | 2.60 | 2.70 | 1.30 | 39.6 |
| 1958 | 1.20 | 1.10 | 1.90 | 42.3 | 25.5 | 5.30 | 3.00 | 1.90 | 2.10 | 2.00 | 1.90 | 1.30 | 7.46 |
| 1959 | 0.50 | 0.40 | 0.50 | 152. | 13.4 | 4.70 | 3.40 | 3.50 | 3.60 | 4.50 | 3.50 | 2.50 | 16.0 |
| 1960 | 1.30 | 1.70 | 1.50 | 117. | 30.5 | 9.90 | 8.20 | 8.10 | 6.00 | 4.50 | 4.20 | 3.30 | 16.4 |
| 1961 | 1.90 | 1.30 | 3.80 | 50.6 | 7.60 | 3.70 | 5.30 | 2.80 | 2.00 | 1.90 | 1.50 | 1.40 | 6.98 |
| 1962 | 1.60 | 1.10 | 3.20 | 95.5 | 9.20 | 4.20 | 2.70 | 1.80 | 1.00 | 1.00 | 1.40 | 0.80 | 10.3 |
| 1963 | 0.40 | 0.40 | 0.80 | 69.8 | 13.9 | 3.10 | 1.10 | 0.90 | 1.40 | 1.90 | 2.70 | 2.80 | 8.27 |
| 1964 | 0.80 | 0.60 | 0.90 | 127. | 43.4 | 6.80 | 10.4 | 9.80 | 5.10 | 6.90 | 5.40 | 3.30 | 18.4 |
| 1965 | 1.20 | 2.00 | 3.00 | 40.3 | 9.10 | 1.90 | 1.50 | 0.90 | 0.60 | 0.80 | 1.10 | 1.10 | 5.29 |
| 1966 | 0.80 | 0.50 | 0.90 | 41.3 | 13.5 | 2.70 | 2.70 | 4.60 | 3.70 | 3.00 | 2.90 | 2.80 | 6.62 |
| 1967 | 2.30 | 2.00 | 1.50 | 7.20 | 0.90 | 1.50 | 3.00 | 3.30 | 3.60 | 2.60 | 1.90 | 1.70 | 2.63 |
| 1968 | 2.60 | 2.50 | 2.00 | 3.70 | 1.80 | 2.80 | 2.20 | 1.70 | 1.60 | 1.80 | 1.00 | 0.80 | 2.04 |
| 1969 | 0.50 | 0.50 | 0.90 | 5.10 | 3.20 | 2.50 | 3.20 | 3.00 | 3.50 | 4.90 | 3.70 | 2.40 | 2.78 |
| 1970 | 1.30 | 1.30 | 52.4 | 313. | 17.8 | 7.80 | 7.20 | 7.10 | 7.10 | 6.40 | 5.60 | 6.70 | 36.1 |
| 1971 | 6.80 | 4.20 | - | - | 34.5 | 12.2 | 14.3 | 15.7 | 14.3 | 10.9 | 8.30 | 6.30 | - |
| 1972 | 4.70 | 4.50 | 4.10 | 21.3 | 4.10 | 6.20 | 6.10 | 8.70 | 9.00 | 5.70 | 2.90 | 2.20 | 6.63 |
| 1973 | 1.70 | 1.80 | 1.80 | 2.70 | 2.20 | 6.90 | 5.80 | 2.60 | 2.60 | 2.60 | 2.70 | 2.40 | 2.98 |
| 1974 | 2.10 | 1.90 | 2.10 | 3.70 | 1.00 | 2.30 | 2.10 | 2.90 | 2.80 | 1.70 | 1.40 | 0.90 | 2.08 |
| 1975 | 0.80 | 0.80 | 1.50 | 2.00 | 0.60 | 2.00 | 3.00 | 2.90 | 1.20 | 1.00 | 0.70 | 0.60 | 1.42 |
| 1976 | 0.80 | 0.60 | 0.60 | 2.90 | 0.90 | 0.50 | 1.50 | 0.30 | 1.20 | 1.50 | 0.90 | 0.80 | 1.04 |
| 1977 | 0.70 | 0.50 | 1.80 | 2.00 | 0.50 | 0.70 | 0.40 | 1.60 | 1.10 | 0.80 | 0.90 | 0.80 | 0.98 |
| 1978 | 0.60 | 0.40 | 2.50 | 8.50 | 1.20 | 0.60 | 1.80 | 1.80 | 1.00 | 1.20 | 1.10 | 0.70 | 1.78 |
| 1979 | 0.40 | 0.40 | 0.50 | 1.50 | 0.60 | 2.30 | 2.00 | 0.90 | 0.40 | 0.40 | 0.70 | 0.60 | 0.89 |
| 1980 | 0.70 | 0.60 | 0.50 | 2.90 | 0.60 | 2.60 | 1.10 | 2.30 | 0.60 | 0.80 | 1.00 | 0.90 | 1.22 |
| 1981 | 0.80 | 0.80 | 0.80 | 2.40 | 0.70 | 1.20 | 3.30 | 2.60 | 2.80 | 1.60 | 1.50 | 1.00 | 1.63 |
| 1982 | 0.80 | 0.70 | 0.80 | 2.50 | 1.40 | 3.80 | 4.30 | 4.90 | 4.40 | 2.20 | 1.20 | 1.20 | 2.35 |
| 1983 | 1.10 | 1.10 | 1.60 | 38.3 | 4.50 | 6.60 | 3.50 | 3.50 | 4.20 | 1.70 | 1.00 | 0.80 | 5.66 |
| 1984 | 0.90 | 0.80 | 0.80 | 0.90 | 2.40 | 3.20 | 2.10 | - | 3.30 | 1.50 | 1.30 | 0.90 | - |
| 1985 | 0.80 | 0.70 | 0.70 | 171. | 15.7 | 2.60 | 4.20 | 4.00 | 12.0 | 5.90 | 1.10 | 1.10 | 18.3 |
| 1986 | 0.70 | 0.70 | 13.5 | 13.4 | 1.60 | 4.80 | 3.10 | 2.70 | 1.60 | 1.20 | 1.10 | 1.10 | 3.79 |
| 1987 | 1.00 | 0.90 | 17.6 | 4.70 | 2.50 | 2.10 | 3.80 | 3.40 | 2.40 | 1.60 | 0.80 | 0.60 | 3.45 |