Continent: |
North America | Latitude: |
49.87 | deg. |
Country: |
Canada | Longitude: |
-97.40 |
deg. |
River: |
Assiniboine | Elevation: |
230.0 |
m |
Station: |
Headingley | Area: |
153000.0 |
km2 |
| Mean for Observation Period: | 1913 | - | 1988 | Total months: | 874 |
| - | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
| m3/c | 10.5 | 10.4 | 13.8 | 115. | 148. | 94.6 | 65.2 | 35.3 | 22.3 | 21.8 | 17.7 | 12.5 | 47.3 |
| mm | 0.18 | 0.17 | 0.24 | 1.95 | 2.59 | 1.60 | 1.14 | 0.62 | 0.38 | 0.38 | 0.30 | 0.22 | 9.75 |
| km3 | 0.028 | 0.025 | 0.037 | 0.30 | 0.40 | 0.25 | 0.17 | 0.095 | 0.058 | 0.058 | 0.046 | 0.034 | 1.49 |
| l/s/km2 | 0.069 | 0.068 | 0.090 | 0.75 | 0.97 | 0.62 | 0.43 | 0.23 | 0.15 | 0.14 | 0.12 | 0.082 | 0.31 |
| %% | 1.85 | 1.83 | 2.43 | 20.3 | 26.1 | 16.7 | 11.5 | 6.23 | 3.93 | 3.84 | 3.13 | 2.21 | 100. |
Assiniboine at Headingley
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
| 1913 | 14.2 | 11.3 | 11.3 | 147. | 318. | 130. | 108. | 113. | 57.3 | 33.2 | - | 14.2 | - |
| 1914 | 10.0 | 9.00 | 9.20 | 96.2 | 173. | 93.8 | 35.1 | 16.2 | 12.2 | 11.6 | 8.50 | 5.50 | 40.0 |
| 1915 | 3.50 | 4.00 | 5.90 | 30.2 | 23.9 | 17.9 | 18.9 | 15.4 | 10.8 | 12.4 | 9.90 | 4.50 | 13.1 |
| 1916 | 6.40 | 6.20 | 6.40 | 202. | 189. | 143. | 112. | 41.6 | 22.3 | 23.5 | 21.5 | 12.2 | 65.5 |
| 1917 | 6.60 | 6.00 | 6.90 | 69.0 | 209. | 113. | 74.3 | 32.8 | 19.1 | 15.7 | 16.2 | 8.10 | 48.1 |
| 1918 | 3.10 | 3.30 | 9.50 | 72.0 | 40.1 | 38.1 | 27.1 | 17.7 | 17.5 | 12.6 | 11.8 | 7.80 | 21.7 |
| 1919 | 6.60 | 5.90 | 6.00 | 113. | 80.4 | 36.7 | 38.7 | 17.6 | 14.6 | 15.1 | 10.7 | 6.60 | 29.3 |
| 1920 | 5.30 | 4.90 | 8.10 | 86.1 | 240. | 115. | 39.6 | - | 13.7 | 12.1 | 1.40 | 7.40 | - |
| 1921 | 5.20 | 3.80 | 5.10 | 113. | 147. | 93.2 | 117. | 59.5 | 35.6 | 56.5 | 58.7 | 30.8 | 60.4 |
| 1922 | 16.8 | 8.90 | 17.7 | 162. | 412. | 278. | 90.6 | 46.9 | 32.2 | 27.5 | 26.7 | 16.6 | 94.7 |
| 1923 | 13.3 | 11.7 | 10.6 | 154. | 478. | 203. | 149. | 105. | 50.6 | 39.6 | 32.1 | 2.80 | 104. |
| 1924 | 12.4 | 11.6 | 14.5 | 82.7 | 134. | 62.3 | 61.3 | 32.7 | 25.8 | 28.4 | 22.4 | 15.1 | 41.9 |
| 1925 | 8.70 | 7.50 | 16.7 | 265. | 209. | 126. | 84.0 | 32.7 | 20.0 | 20.1 | 16.6 | 13.3 | 68.3 |
| 1926 | 8.00 | 7.60 | 11.6 | 56.6 | 60.9 | 35.0 | 27.5 | 24.9 | 20.6 | 25.2 | 20.4 | 15.4 | 26.1 |
| 1927 | 12.1 | 10.2 | 20.2 | 227. | 438. | 284. | 158. | 79.8 | 56.2 | 64.1 | 28.8 | 19.2 | 116. |
| 1928 | 16.1 | 12.7 | 33.3 | 247. | 170. | 120. | 147. | 75.2 | 42.3 | 29.8 | 24.0 | 10.9 | 77.4 |
| 1929 | 8.10 | 8.40 | 10.4 | 49.9 | 73.6 | 47.8 | 25.0 | 11.0 | 8.00 | 8.60 | 7.30 | 8.60 | 22.2 |
| 1930 | 7.00 | 53.1 | 7.70 | 138. | 79.2 | 40.5 | 27.3 | 13.1 | 10.0 | 10.3 | 7.10 | 5.90 | 33.3 |
| 1931 | 6.30 | 6.10 | 9.10 | 36.4 | 20.6 | 12.4 | 11.0 | 7.10 | 7.20 | 7.80 | 7.60 | 4.80 | 11.4 |
| 1932 | 3.90 | 3.30 | 4.90 | 79.2 | 42.1 | 18.2 | 15.1 | 8.40 | 7.20 | 7.90 | 7.70 | 5.30 | 16.9 |
| 1933 | 4.30 | 3.90 | 4.80 | 122. | 73.2 | 61.9 | 35.1 | 13.6 | 9.00 | 7.00 | 8.00 | - | - |
| 1934 | 6.00 | 6.80 | 28.2 | 108. | 72.1 | 28.4 | 13.6 | 7.50 | 5.80 | 7.70 | 6.90 | 3.80 | 24.6 |
| 1935 | 3.10 | 3.60 | 4.30 | 79.0 | 41.7 | 32.7 | 150. | 44.9 | 22.6 | 15.4 | 9.40 | 6.70 | 34.5 |
| 1936 | 6.10 | 5.30 | 4.00 | 160. | 164. | 57.7 | 28.6 | 12.9 | 10.1 | 9.60 | 3.40 | 3.20 | 38.7 |
| 1937 | 3.10 | 3.60 | 4.30 | 29.7 | 34.5 | 28.5 | 12.8 | 6.90 | 5.20 | 8.10 | 6.30 | 3.30 | 12.2 |
| 1938 | 2.70 | 3.30 | 30.0 | 76.5 | 40.7 | 19.0 | 12.8 | 8.60 | 6.10 | 6.00 | 5.10 | 4.60 | 17.9 |
| 1939 | 4.10 | 3.90 | 4.40 | 53.9 | 29.2 | 17.1 | 12.1 | 9.90 | 6.20 | 6.20 | 6.30 | 4.60 | 13.2 |
| 1940 | 1.80 | 2.10 | 2.50 | 16.3 | 20.5 | 10.9 | 7.30 | 6.30 | 5.80 | 6.00 | 4.50 | 3.40 | 7.28 |
| 1941 | 3.10 | 4.10 | 3.90 | 74.3 | 40.7 | 22.7 | 10.9 | 6.40 | 10.5 | 9.50 | 6.10 | 5.70 | 16.5 |
| 1942 | 1.90 | 3.00 | 11.5 | 184. | 84.1 | 48.6 | 28.2 | 21.1 | 28.8 | 20.5 | 12.9 | 5.50 | 37.5 |
| 1943 | 5.90 | 5.30 | 5.20 | 192. | 171. | 140. | 77.5 | 34.7 | 17.2 | 14.4 | 12.2 | 6.70 | 56.8 |
| 1944 | 3.40 | 4.10 | 4.10 | 29.2 | 37.3 | 47.2 | 93.3 | 38.2 | 27.0 | 21.8 | 14.2 | 8.40 | 27.4 |
| 1945 | 6.20 | 6.90 | 27.2 | 102. | 66.8 | 41.1 | 35.9 | 19.1 | 12.2 | 13.1 | 9.10 | 6.50 | 28.8 |
| 1946 | 4.70 | 4.80 | 27.7 | 152. | 59.6 | 25.2 | 32.5 | 17.5 | 11.1 | 17.5 | 17.7 | 9.30 | 31.6 |
| 1947 | 4.80 | 4.80 | 5.50 | 144. | 217. | 91.8 | 224. | 58.7 | 31.2 | 27.0 | 17.7 | 13.2 | 70.0 |
| 1948 | 11.5 | 8.90 | 8.70 | 63.5 | 383. | 210. | 89.0 | 66.5 | 29.4 | 19.7 | 15.2 | 12.5 | 76.5 |
| 1949 | 1.00 | 6.30 | 5.50 | 189. | 151. | 87.6 | 35.9 | 33.2 | 14.1 | 13.7 | 15.2 | 10.4 | 46.9 |
| 1950 | 6.20 | 5.60 | 5.00 | 112. | 220. | 155. | 117. | 79.7 | 39.4 | 29.1 | 21.0 | 12.4 | 66.9 |
| 1951 | 11.8 | 11.0 | 13.4 | 167. | 237. | 118. | 57.7 | 22.0 | 22.2 | 28.4 | 21.2 | 14.6 | 60.4 |
| 1952 | 7.70 | 7.80 | 7.40 | 110. | 95.8 | 39.6 | 23.1 | 13.0 | 19.9 | 13.3 | 9.70 | 8.80 | 29.7 |
| 1953 | 5.70 | 5.80 | 5.80 | 103. | 97.2 | 147. | 144. | 121. | 56.0 | 33.7 | 38.7 | 19.0 | 64.7 |
| 1954 | 16.3 | 13.4 | 18.0 | 66.3 | 147. | 187. | 307. | 147. | 68.0 | 97.6 | 69.0 | 41.6 | 98.2 |
| 1955 | 28.3 | 25.1 | 21.3 | 308. | 440. | 376. | 194. | 94.1 | 54.7 | 48.2 | 28.8 | 25.4 | 137. |
| 1956 | 19.5 | 16.4 | 17.1 | 182. | 473. | 368. | 192. | 89.2 | 53.3 | 37.9 | 30.7 | 25.8 | 125. |
| 1957 | 18.4 | 12.8 | 27.7 | 137. | 230. | 90.0 | 47.9 | 32.3 | 26.4 | 23.3 | 21.6 | 17.8 | 57.1 |
| 1958 | 7.80 | 8.90 | 11.4 | 102. | 37.9 | 21.2 | 17.1 | 9.10 | 7.80 | 9.80 | 9.80 | 4.90 | 20.6 |
| 1959 | 4.60 | 3.80 | 5.30 | 78.0 | 38.3 | 25.0 | 21.6 | 10.4 | 9.80 | 20.3 | 21.7 | 13.2 | 21.0 |
| 1960 | 8.80 | 10.3 | 9.70 | 259. | 195. | 100. | 40.3 | 15.5 | 11.1 | 11.4 | 9.10 | 5.50 | 56.3 |
| 1961 | 5.80 | 4.30 | 9.30 | 44.0 | 23.3 | 11.2 | 6.30 | 3.50 | 4.40 | 5.80 | 4.80 | 2.80 | 10.5 |
| 1962 | 2.80 | 2.50 | 2.90 | 72.2 | 67.8 | 30.2 | 15.7 | 28.4 | 17.5 | 9.40 | 8.60 | 5.40 | 22.0 |
| 1963 | 1.80 | 1.90 | 6.10 | 93.0 | 39.1 | 58.6 | 32.7 | 17.7 | 11.7 | 10.8 | 7.40 | 6.10 | 23.9 |
| 1964 | 5.50 | 6.60 | 7.50 | 78.4 | 85.3 | 31.1 | 18.5 | 12.0 | 11.5 | 12.0 | 8.30 | 4.90 | 23.5 |
| 1965 | 5.00 | 6.00 | 6.00 | 140. | 115. | 80.0 | 57.0 | 31.0 | 27.0 | 32.0 | 17.0 | 15.0 | 44.3 |
| 1966 | 11.0 | 11.0 | 38.0 | 183. | 168. | 69.0 | 42.0 | 20.0 | 15.0 | 10.0 | 7.00 | - | - |
| 1967 | 8.00 | 8.00 | 9.00 | 108. | 155. | 69.0 | 21.0 | 10.0 | 6.00 | 7.00 | 7.00 | - | - |
| 1968 | 7.90 | 7.40 | 15.6 | 89.5 | 32.2 | 16.7 | 12.0 | 17.8 | 21.3 | 14.9 | 11.1 | 6.30 | 21.1 |
| 1969 | 4.40 | 6.00 | 6.40 | 289. | 322. | 136. | 98.3 | 51.5 | 22.2 | 18.3 | 16.4 | 17.7 | 82.3 |
| 1970 | 16.8 | 15.1 | 15.0 | 115. | 264. | 183. | 115. | 58.8 | 24.4 | 24.3 | 24.4 | 18.0 | 72.8 |
| 1971 | 15.5 | 15.0 | 17.0 | 93.0 | 124. | 113. | 79.0 | 43.0 | 18.5 | 27.5 | 34.5 | 29.0 | 50.8 |
| 1972 | 25.0 | 25.5 | 43.0 | 96.5 | 217. | 110. | 55.5 | 23.0 | 16.0 | 23.0 | 24.0 | 21.5 | 56.7 |
| 1973 | 23.0 | 19.5 | 24.0 | 30.5 | 16.5 | 23.5 | 19.0 | 14.5 | 13.0 | 28.5 | 18.0 | 17.5 | 20.6 |
| 1974 | 16.0 | 17.0 | 19.5 | 147. | 362. | 314. | 141. | 73.0 | 44.5 | 39.5 | 38.0 | 36.5 | 104. |
| 1975 | 32.5 | 29.0 | 29.0 | 63.0 | 248. | 247. | 169. | 89.5 | 72.0 | 102. | 76.5 | 54.5 | 101. |
| 1976 | 47.0 | 40.0 | 34.5 | 312. | 389. | 249. | 150. | 84.5 | 46.0 | 30.5 | 22.5 | 18.5 | 119. |
| 1977 | 21.5 | 18.0 | 18.0 | 29.5 | 22.5 | 17.0 | 19.5 | 15.5 | 17.5 | 19.0 | 18.5 | 20.0 | 19.7 |
| 1978 | 19.0 | 19.6 | 22.0 | 98.5 | 58.0 | 27.0 | 20.0 | 14.5 | 14.5 | 15.5 | 14.0 | 14.0 | 28.0 |
| 1979 | 12.0 | 13.5 | 16.5 | 110. | 239. | 234. | 117. | 35.5 | 18.5 | 15.5 | 16.5 | 19.5 | 70.6 |
| 1980 | 23.0 | 20.0 | 18.5 | 54.5 | 24.0 | 11.5 | 11.0 | 14.0 | 17.0 | 18.0 | 19.5 | 18.0 | 20.8 |
| 1981 | 15.5 | 13.5 | 30.0 | 27.0 | 16.5 | 15.5 | 14.0 | 18.9 | 17.5 | 16.5 | 16.5 | 13.5 | 17.9 |
| 1982 | 13.5 | 12.5 | 13.5 | 97.5 | 110. | 71.0 | 21.0 | 14.5 | 16.0 | 21.5 | 22.5 | 19.5 | 36.1 |
| 1983 | 22.5 | 22.0 | 27.5 | 139. | 178. | 91.0 | 37.5 | 39.0 | 31.0 | 24.5 | 29.5 | 19.5 | 55.1 |
| 1984 | 20.5 | 17.5 | 16.5 | 33.5 | 30.5 | 45.5 | 29.5 | 12.5 | 9.40 | 15.5 | 16.0 | 18.0 | 22.1 |
| 1985 | - | - | - | - | - | - | - | - | - | - | - | 0. | - |
| 1986 | - | - | - | - | - | - | - | - | - | - | - | 0. | - |
| 1987 | - | - | - | - | - | - | - | - | - | - | - | 0. | - |
| 1988 | 9.50 | 8.00 | 13.5 | 33.7 | 64.9 | 50.2 | 33.2 | 10.9 | 12.4 | 8.80 | 8.20 | 6.30 | 21.6 |