| YEAR(S) | JUL | AUG | SEP | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | ANN | |||||||||||||
| 1964-65 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1965-66 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | 0.00 | 0.00 | |||||||
| 1966-67 | 0.00 | 0.00 | 0.00 | 9.00 | 6.00 | 5.00 | 13.50 | 3.00 | 0.00 | 0.00 | 0.00 | 0.00 | 36.50 | |||||||||||||
| 1967-68 | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | 8.50 | 4.50 | 4.50 | 10.00 | 3.00 | 0.00 | 0.00 | 32.50 | |||||||||||||
| 1968-69 | 0.00 | 0.00 | 0.00 | 0.00 | 7.00 | 0.00 | z | 0.00 | z | 2.00 | 6.50 | 0.00 | 0.00 | 0.00 | 15.50 | |||||||||||
| 1969-70 | 0.00 | 0.00 | 0.00 | 0.00 | 3.50 | 2.50 | 0.50 | 6.00 | 1.50 | 0.00 | 0.00 | 0.00 | 14.00 | |||||||||||||
| 1970-71 | 0.00 | 0.00 | 0.00 | 0.00 | 8.50 | 6.50 | 0.00 | z | 2.50 | 13.80 | 3.00 | 2.00 | 0.00 | 36.30 | ||||||||||||
| 1971-72 | 0.00 | 0.00 | 0.00 | 2.00 | 5.60 | 9.00 | 18.00 | 4.00 | 0.00 | z | 0.00 | z | 0.00 | 0.00 | 38.60 | |||||||||||
| 1972-73 | 0.00 | 0.00 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |||
| 1973-74 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1974-75 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1975-76 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1976-77 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1977-78 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1978-79 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1979-80 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1980-81 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1981-82 | 0.00 | z | 0.00 | z | 0.00 | 0.00 | 1.50 | 2.00 | l | 0.00 | z | 1.00 | a | 10.00 | 4.00 | 0.00 | 0.00 | 16.50 | ||||||||
| 1982-83 | 0.00 | 0.00 | 0.00 | 0.50 | 1.00 | 2.50 | 7.50 | e | 3.00 | 0.00 | 0.00 | 0.00 | 0.00 | 14.50 | ||||||||||||
| 1983-84 | 0.00 | 0.00 | 0.00 | 0.00 | 1.50 | 1.00 | 6.00 | a | 8.00 | 0.00 | 0.00 | 0.00 | 0.00 | 16.50 | ||||||||||||
| 1984-85 | 0.00 | 0.00 | 0.00 | 0.00 | 3.50 | 5.10 | a | 4.00 | d | 4.40 | 3.00 | b | 4.10 | 0.00 | 0.00 | 24.10 | ||||||||||
| 1985-86 | 0.00 | 0.00 | 0.00 | 0.00 | 0.60 | i | 1.00 | b | 3.00 | d | 0.00 | z | 0.50 | a | 0.00 | z | 0.00 | 0.00 | 4.50 | |||||||
| 1986-87 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | a | 13.00 | b | 15.30 | 7.70 | 0.00 | z | 0.00 | z | 0.00 | 0.00 | 36.50 | |||||||||
| 1987-88 | 0.00 | 0.00 | 0.00 | 0.00 | 3.10 | 15.80 | 24.90 | 7.30 | 1.80 | 1.40 | 0.00 | 0.00 | 54.30 | |||||||||||||
| 1988-89 | 0.00 | 0.00 | 0.00 | 2.60 | 8.60 | 13.40 | 48.40 | a | 1.10 | 3.60 | 0.00 | 0.00 | 0.00 | 77.70 | ||||||||||||
| 1989-90 | 0.00 | 0.00 | 0.00 | z | 0.30 | 9.50 | d | 14.20 | 4.00 | 22.30 | a | 3.50 | 0.00 | 0.00 | 0.00 | 53.80 | ||||||||||
| 1990-91 | 0.00 | 0.00 | 0.00 | 1.20 | 27.00 | 33.60 | 19.70 | 27.30 | 3.20 | 0.00 | z | 0.00 | 0.00 | 112.00 | ||||||||||||
| 1991-92 | 0.00 | 0.00 | 0.00 | 5.90 | 18.10 | d | 30.70 | 16.90 | 4.70 | 7.80 | 0.00 | z | 0.00 | 0.00 | 84.10 | |||||||||||
| 1992-93 | 0.00 | 0.00 | 0.00 | 4.10 | 13.40 | a | 14.40 | 73.60 | 78.10 | 0.80 | 0.00 | 0.00 | 0.00 | 184.40 | ||||||||||||
| 1993-94 | 0.00 | 0.00 | 0.00 | 0.00 | 20.30 | 18.00 | c | 3.30 | b | 0.60 | c | 0.00 | d | 0.00 | 0.00 | j | 0.00 | 42.20 | ||||||||
| 1994-95 | 0.00 | 0.00 | 0.00 | 0.00 | 17.20 | b | 16.10 | b | 2.00 | h | 5.00 | d | 0.00 | o | 0.00 | 0.00 | 0.00 | 38.30 | ||||||||
| 1995-96 | 0.00 | 0.00 | 0.00 | 0.00 | 13.70 | 0.00 | b | 0.00 | d | 7.50 | b | 0.00 | b | 0.00 | a | 0.00 | 0.00 | 21.20 | ||||||||
| 1996-97 | 0.00 | 0.00 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | 0.00 | ||||
| 1997-98 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 1998-99 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.20 | b | 0.00 | z | 0.00 | z | 0.00 | z | 0.20 | |
| 1999-00 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | ||
| 2000-01 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 6.50 | 4.50 | a | 0.20 | 0.00 | z | 0.00 | z | 0.00 | 11.20 | ||||
| 2001-02 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 2002-03 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 2003-04 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 2004-05 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 2005-06 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 2006-07 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 2007-08 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 2008-09 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| 2009-10 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 0.00 | 0.00 | 0.00 | 1.16 | 8.57 | 11.07 | 14.19 | 9.74 | 3.32 | 0.97 | 0.10 | 0.00 | 47.57 | |||||||||||||
| S.D. | 0.00 | 0.00 | 0.00 | 2.34 | 7.46 | 9.41 | 18.52 | 16.99 | 4.13 | 1.59 | 0.44 | 0.00 | 52.13 | |||||||||||||
| SKEW | 0.00 | 0.00 | 0.00 | 2.25 | 0.94 | 0.99 | 2.12 | 3.37 | 1.21 | 1.13 | 4.25 | 0.00 | 2.03 | |||||||||||||
| MAX | 0.00 | 0.00 | 0.00 | 9.00 | 27.00 | 33.60 | 73.60 | 78.10 | 13.80 | 4.10 | 2.00 | 0.00 | 184.40 | |||||||||||||
| MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 0.00 | 0.60 | 0.00 | 0.00 | 0.00 | 0.00 | 14.00 | |||||||||||||
| NO YRS | 23 | 23 | 21 | 22 | 20 | 19 | 19 | 21 | 20 | 16 | 21 | 24 | 10 | |||||||||||||