| YEAR(S) | JUL | AUG | SEP | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | ANN | |||||||||||||
| 1948-49 | 0.00 | 0.00 | 0.00 | ----- | z | 0.00 | 1.50 | 20.50 | 4.10 | 0.00 | 0.00 | 0.00 | 0.00 | 26.10 | a | |||||||||||
| 1949-50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.00 | 0.60 | 0.00 | 0.00 | 0.00 | 1.60 | |||||||||||||
| 1950-51 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.80 | 4.00 | 5.30 | 0.00 | 0.00 | 0.00 | 0.00 | 11.10 | |||||||||||||
| 1951-52 | 0.00 | 0.00 | 0.00 | 0.00 | 0.10 | 2.80 | 0.30 | 0.00 | 3.60 | 0.00 | 0.00 | 0.00 | 6.80 | |||||||||||||
| 1952-53 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.60 | 0.00 | 0.70 | 1.00 | 0.00 | 0.10 | 0.00 | 2.40 | |||||||||||||
| 1953-54 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 4.40 | 0.00 | 0.00 | 0.00 | 4.90 | |||||||||||||
| 1954-55 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 4.10 | 2.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 6.60 | |||||||||||||
| 1955-56 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | 2.00 | 7.80 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 15.80 | |||||||||||||
| 1956-57 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | |||||||||||||
| 1957-58 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | |||||||||||||
| 1958-59 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.60 | 0.00 | 0.00 | 0.00 | 0.00 | 2.60 | |||||||||||||
| 1959-60 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.80 | 1.10 | 0.00 | 0.30 | 0.00 | 0.00 | 2.40 | |||||||||||||
| 1960-61 | 0.00 | 0.00 | 0.00 | 0.00 | 0.40 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.40 | |||||||||||||
| 1961-62 | 0.00 | 0.00 | 0.00 | 0.00 | 3.80 | 0.00 | 4.00 | 0.00 | 1.30 | 0.00 | 0.00 | 0.00 | 9.10 | |||||||||||||
| 1962-63 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.00 | 3.30 | 2.80 | 0.00 | 0.00 | 7.10 | |||||||||||||
| 1963-64 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 0.70 | 0.60 | 0.00 | 0.00 | 1.80 | |||||||||||||
| 1964-65 | 0.00 | 0.00 | 0.00 | 0.00 | 3.00 | 3.00 | 0.40 | 0.00 | 0.00 | 1.10 | 0.00 | 0.00 | 7.50 | |||||||||||||
| 1965-66 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.10 | 2.30 | 0.00 | 0.00 | 0.00 | 0.00 | 3.40 | |||||||||||||
| 1966-67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.50 | 0.00 | 0.00 | 2.60 | 1.10 | 0.00 | 0.00 | 7.20 | |||||||||||||
| 1967-68 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | |||||||||||||
| 1968-69 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 | 4.00 | 5.50 | 0.00 | 0.00 | 0.00 | 0.00 | 9.70 | |||||||||||||
| 1969-70 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.10 | 0.00 | 0.00 | 0.30 | 0.00 | 0.00 | 0.90 | |||||||||||||
| 1970-71 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 5.00 | 1.30 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 6.50 | |||||||||||||
| 1971-72 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 | 7.00 | 0.20 | 3.00 | 0.00 | 0.10 | 0.00 | 0.00 | 10.50 | |||||||||||||
| 1972-73 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 5.90 | 11.40 | 0.00 | 0.60 | 0.10 | 0.00 | 0.00 | 18.00 | |||||||||||||
| 1973-74 | 0.00 | 0.00 | 0.00 | 0.00 | 0.10 | 0.50 | 1.10 | 0.20 | 0.10 | 0.00 | 0.00 | 0.00 | 2.00 | |||||||||||||
| 1974-75 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.50 | 0.00 | 4.30 | 0.00 | 5.30 | 0.00 | 0.00 | 13.10 | |||||||||||||
| 1975-76 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.00 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 1.20 | |||||||||||||
| 1976-77 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.10 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.10 | |||||||||||||
| 1977-78 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 10.50 | 0.00 | 1.90 | 0.00 | 0.00 | 0.00 | 0.00 | 12.40 | |||||||||||||
| 1978-79 | 0.00 | 0.00 | 0.00 | 0.00 | 2.10 | 9.00 | 4.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 15.10 | |||||||||||||
| 1979-80 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.50 | |||||||||||||
| 1980-81 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |||||||||||||
| 1981-82 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | b | ----- | z | 0.00 | 0.00 | 0.00 | 0.00 | a | ||||||||||
| 1982-83 | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | 0.00 | 0.00 | 0.00 | h | 0.00 | h | 0.00 | 0.00 | i | 0.00 | 2.00 | c | |||||||||
| 1983-84 | 0.00 | j | 0.00 | h | 0.00 | h | 0.00 | 0.00 | a | 0.00 | f | 1.50 | 0.00 | 0.00 | a | 0.00 | 0.00 | ----- | z | 1.50 | e | |||||
| 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 | 0.00 | 0.20 | 0.00 | 0.20 | i | |||
| 1988-89 | 0.00 | 0.00 | 0.00 | 0.00 | 2.10 | 9.20 | 0.50 | 9.80 | 0.50 | 0.70 | 0.00 | 0.00 | 22.80 | |||||||||||||
| 1989-90 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 1.40 | 4.80 | 0.90 | 0.00 | 0.00 | 0.00 | 7.60 | |||||||||||||
| 1990-91 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 4.80 | 1.90 | 0.00 | 0.00 | 0.10 | 0.00 | 0.00 | 7.30 | |||||||||||||
| 1991-92 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.40 | 1.90 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.30 | |||||||||||||
| 1992-93 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.80 | 18.10 | 0.00 | 0.00 | 1.00 | 0.20 | 0.00 | 22.10 | |||||||||||||
| 1993-94 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.90 | 0.00 | 1.70 | 0.00 | 0.10 | 0.00 | 0.00 | 3.70 | |||||||||||||
| 1994-95 | 0.00 | 0.00 | h | ----- | z | 0.00 | i | 1.40 | 3.30 | 3.70 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | a | 8.40 | c | ||||||||
| 1995-96 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.30 | 4.10 | 0.00 | 0.20 | 0.00 | 0.00 | 0.00 | 5.60 | |||||||||||||
| 1996-97 | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | 5.60 | 6.00 | 0.00 | 0.60 | 0.20 | 0.00 | 0.00 | 14.40 | |||||||||||||
| 1997-98 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.90 | 0.40 | 1.60 | 3.50 | 1.20 | 0.00 | 0.00 | 8.60 | |||||||||||||
| 1998-99 | 0.00 | 0.00 | 0.00 | 0.00 | 0.90 | 1.90 | 1.00 | 0.00 | 0.00 | 0.40 | 0.00 | 0.00 | 4.20 | |||||||||||||
| 1999-00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 0.00 | 1.60 | 0.00 | 0.20 | 0.00 | 2.30 | |||||||||||||
| 2000-01 | 0.00 | 0.00 | 0.00 | 0.00 | 1.60 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.60 | g | |||||
| 2001-02 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2002-03 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2003-04 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2004-05 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2005-06 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2006-07 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2007-08 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2008-09 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2009-10 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2010-11 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2011-12 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2012-13 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2013-14 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2014-15 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2015-16 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2016-17 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2017-18 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2018-19 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2019-20 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2020-21 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2021-22 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2022-23 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2023-24 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2024-25 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
| 2025-26 | ----- | 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 | 0.00 | 0.54 | 2.04 | 2.35 | 1.08 | 0.55 | 0.31 | 0.01 | 0.00 | 6.70 | |||||||||||||
| S.D. | 0.00 | 0.00 | 0.00 | 0.03 | 1.19 | 2.74 | 4.23 | 2.04 | 1.12 | 0.88 | 0.05 | 0.00 | 5.88 | |||||||||||||
| SKEW | 0.00 | 0.00 | 0.00 | 6.63 | 2.78 | 1.52 | 3.01 | 2.37 | 2.21 | 4.32 | 3.28 | 0.00 | 1.08 | |||||||||||||
| MAX | 0.00 | 0.00 | 0.00 | 0.20 | 6.00 | 10.50 | 20.50 | 9.80 | 4.40 | 5.30 | 0.20 | 0.00 | 22.80 | |||||||||||||
| 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 | 0.00 | |||||||||||||
| YRS | 48 | 47 | 47 | 47 | 49 | 47 | 48 | 47 | 46 | 49 | 48 | 48 | 43 | |||||||||||||