| YEAR(S) | JUL | AUG | SEP | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | ANN | |||||||||||||
| 1913-14 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | ----- | z | ----- | z | 0.00 | k | |
| 1914-15 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1915-16 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1916-17 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1917-18 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1918-19 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1919-20 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1920-21 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1921-22 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1922-23 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1923-24 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1924-25 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1925-26 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1926-27 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.00 | k | |
| 1927-28 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.60 | 0.00 | 11.50 | 0.60 | 0.00 | 0.00 | 0.00 | 12.70 | |||||||||||||
| 1928-29 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.50 | 13.10 | 13.50 | 2.00 | 0.00 | 0.00 | 0.00 | 32.10 | |||||||||||||
| 1929-30 | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | 0.00 | 22.00 | 0.00 | 0.30 | 0.00 | 0.50 | ----- | z | 24.80 | a | |||||||||||
| 1930-31 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | e | 4.00 | 11.00 | 1.30 | ----- | z | 0.00 | 0.00 | 0.00 | 16.30 | a | ||||||||||
| 1931-32 | 0.00 | 0.00 | 0.00 | ----- | z | 22.00 | 20.00 | g | ----- | z | 0.00 | k | 1.00 | 5.00 | 0.00 | ----- | z | 28.00 | e | |||||||
| 1932-33 | ----- | z | ----- | z | 0.00 | 0.00 | 0.00 | 14.20 | 1.90 | 3.40 | 0.00 | 6.00 | 0.00 | ----- | z | 25.50 | c | |||||||||
| 1933-34 | ----- | z | 0.00 | ----- | z | 0.00 | 1.00 | 0.00 | ----- | z | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | c | |||||||||
| 1934-35 | 0.00 | 0.00 | 0.00 | 0.00 | ----- | z | ----- | z | 4.00 | 1.00 | 9.50 | 0.00 | 0.00 | 0.00 | 14.50 | b | ||||||||||
| 1935-36 | 0.00 | 0.00 | ----- | z | 0.00 | 3.00 | 2.00 | 0.00 | 0.00 | 6.00 | 2.00 | ----- | z | ----- | z | 13.00 | c | |||||||||
| 1936-37 | ----- | z | 0.00 | o | 0.00 | ----- | z | ----- | z | 16.00 | j | 33.70 | 4.00 | 3.00 | 0.00 | 0.00 | 0.00 | 40.70 | e | |||||||
| 1937-38 | 0.00 | ----- | z | 0.00 | 0.00 | 0.00 | 0.00 | 8.00 | 2.00 | 1.00 | 1.00 | ----- | z | 0.00 | 12.00 | b | ||||||||||
| 1938-39 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | 19.00 | 6.50 | 0.00 | 0.00 | 0.00 | 31.50 | |||||||||||||
| 1939-40 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 10.60 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 10.60 | |||||||||||||
| 1940-41 | 0.00 | 0.00 | 0.00 | 0.00 | 2.20 | 0.20 | 0.70 | 0.00 | 0.00 | 3.50 | 0.00 | 0.00 | 6.60 | |||||||||||||
| 1941-42 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | h | 4.50 | 7.00 | 5.00 | 0.00 | 0.00 | 0.00 | 16.50 | a | |||||||||||
| 1942-43 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 17.90 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | a | 17.90 | ||||||||||||
| 1943-44 | ----- | z | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | 4.50 | 2.00 | 15.00 | 7.50 | 0.00 | 0.00 | 31.00 | a | |||||||||||
| 1944-45 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.40 | 13.00 | 2.00 | 8.40 | 1.00 | 0.00 | 0.00 | 27.80 | |||||||||||||
| 1945-46 | 0.00 | ----- | z | 0.00 | 0.00 | 0.00 | 5.50 | 12.30 | 4.10 | 7.00 | 0.00 | 0.00 | 0.00 | 28.90 | a | |||||||||||
| 1946-47 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 8.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 8.00 | |||||||||||||
| 1947-48 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 4.50 | 0.30 | 2.00 | 0.00 | 0.00 | 0.00 | 0.00 | 6.80 | |||||||||||||
| 1948-49 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 8.50 | 6.50 | e | 0.00 | 1.00 | 0.00 | 0.00 | 16.00 | ||||||||||||
| 1949-50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | 13.10 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 19.10 | |||||||||||||
| 1950-51 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 16.60 | 4.00 | 5.30 | 1.20 | 0.00 | 0.00 | 27.10 | |||||||||||||
| 1951-52 | 0.00 | 0.00 | 0.00 | 0.00 | 3.00 | 2.70 | 1.00 | 1.00 | 16.70 | 0.00 | 0.00 | 0.00 | 24.40 | |||||||||||||
| 1952-53 | 0.00 | 0.00 | 0.00 | 0.00 | 12.00 | 4.30 | 1.00 | 4.50 | 12.30 | 0.00 | 0.00 | 0.00 | 34.10 | |||||||||||||
| 1953-54 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.60 | 10.50 | b | 1.50 | 7.10 | 0.00 | 0.00 | 0.00 | 21.70 | ||||||||||||
| 1954-55 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | i | 0.00 | i | 1.50 | 0.00 | 0.00 | 0.00 | 0.00 | 1.50 | b | ||||||||||
| 1955-56 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.00 | e | 1.50 | f | 0.00 | 1.00 | 0.00 | 0.00 | 1.00 | e | ||||||
| 1956-57 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.60 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.60 | |||||||||||||
| 1957-58 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 15.00 | 0.00 | 0.00 | a | 0.00 | 16.00 | ||||||||||||
| 1958-59 | 0.00 | 0.00 | 0.00 | 0.00 | 6.50 | 0.00 | 0.60 | 8.00 | 0.00 | 0.00 | 0.00 | 0.00 | 15.10 | |||||||||||||
| 1959-60 | 0.00 | 0.00 | 0.00 | 0.00 | c | 0.00 | 0.00 | d | 19.50 | 4.00 | 0.00 | 0.00 | 0.00 | 0.00 | 23.50 | |||||||||||
| 1960-61 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | b | 0.00 | 0.00 | a | 0.00 | h | 0.00 | 0.00 | 0.00 | 2.00 | a | |||||||||
| 1961-62 | 0.00 | 0.00 | 0.00 | 6.00 | 0.00 | 0.00 | g | 0.00 | g | 0.00 | e | 0.00 | d | 0.00 | 0.00 | 0.00 | 6.00 | b | ||||||||
| 1962-63 | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | 0.00 | a | 4.00 | 0.00 | 6.00 | 0.00 | 0.00 | 0.00 | 12.00 | ||||||||||||
| 1963-64 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | c | 0.00 | 4.00 | d | 0.00 | 0.00 | 0.00 | 4.00 | |||||||||||
| 1964-65 | 0.00 | 0.00 | 0.00 | 0.00 | 8.00 | 9.00 | 0.00 | 12.00 | 0.00 | 0.00 | 0.00 | 0.00 | 29.00 | |||||||||||||
| 1965-66 | 0.00 | 0.00 | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | h | ||||
| 1966-67 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1967-68 | ----- | z | ----- | z | ----- | z | ----- | z | 0.50 | 32.50 | 0.00 | 0.00 | 2.00 | 0.00 | 0.00 | 0.00 | 35.00 | d | ||||||||
| 1968-69 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 10.30 | c | 0.00 | 8.40 | 7.00 | 0.00 | 5.50 | 0.00 | 31.20 | ||||||||||||
| 1969-70 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.10 | ----- | z | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.10 | a | |||||||||||
| 1970-71 | 0.00 | 0.00 | 0.00 | ----- | z | 0.00 | 0.50 | 5.50 | 0.00 | 1.50 | a | 0.00 | 0.00 | 0.00 | 7.50 | a | ||||||||||
| 1971-72 | 0.00 | 0.00 | 0.00 | 0.00 | a | ----- | z | ----- | z | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | b | |||||||||
| 1972-73 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | a | 0.00 | x | ----- | z | ----- | z | 8.00 | 0.00 | 0.00 | 0.00 | 8.00 | c | ||||||||
| 1973-74 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 10.00 | 2.20 | 0.00 | ----- | z | ----- | z | ----- | z | 12.20 | g | |||||
| 1974-75 | ----- | z | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | 4.80 | 6.00 | 6.50 | 0.00 | 0.00 | ----- | z | 19.30 | b | ||||||||||
| 1975-76 | 0.00 | ----- | z | 0.00 | 0.00 | 8.00 | ----- | z | ----- | z | ----- | z | ----- | z | 2.00 | 0.00 | 0.00 | 10.00 | e | |||||||
| 1976-77 | 0.00 | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | 0.00 | g | |||||
| 1977-78 | ----- | z | ----- | z | ----- | z | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | c | |||||||||
| 1978-79 | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | j | ||
| 1979-80 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1980-81 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1981-82 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1982-83 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1983-84 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1984-85 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1985-86 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1986-87 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1987-88 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1988-89 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1989-90 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1990-91 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1991-92 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1992-93 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1993-94 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1994-95 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1995-96 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1996-97 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1997-98 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1998-99 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 1999-00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2000-01 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 0.00 | 0.00 | 0.00 | 0.14 | 1.63 | 3.19 | 6.33 | 2.99 | 3.41 | 0.65 | 0.13 | 0.00 | 18.73 | |||||||||||||
| S.D. | 0.00 | 0.00 | 0.00 | 0.91 | 4.13 | 5.94 | 7.63 | 4.28 | 4.64 | 1.62 | 0.82 | 0.00 | 9.73 | |||||||||||||
| SKEW | 0.00 | 0.00 | 0.00 | 6.33 | 3.45 | 3.42 | 1.51 | 1.91 | 1.34 | 2.93 | 6.40 | 0.00 | 0.01 | |||||||||||||
| MAX | 0.00 | 0.00 | 0.00 | 6.00 | 22.00 | 32.50 | 33.70 | 19.00 | 16.70 | 7.50 | 5.50 | 0.00 | 34.10 | |||||||||||||
| MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.60 | |||||||||||||
| YRS | 44 | 42 | 44 | 43 | 43 | 39 | 41 | 45 | 46 | 48 | 45 | 43 | 23 | |||||||||||||