YEAR(S) | JUL | AUG | SEP | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | ANN | |||||||||||||
1947-48 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 10.60 | 10.30 | 4.30 | 5.00 | 0.00 | 0.00 | 30.20 | f | ||||||
1948-49 | 0.00 | 0.00 | 0.00 | 1.20 | 2.90 | 0.90 | 6.50 | 4.00 | 2.50 | 8.30 | 0.50 | 0.00 | 26.80 | |||||||||||||
1949-50 | 0.00 | 0.00 | 0.00 | 0.70 | 0.00 | 0.50 | 0.60 | 2.50 | 3.30 | 0.70 | 0.00 | 1.20 | 9.50 | |||||||||||||
1950-51 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.60 | 1.70 | 4.60 | 6.70 | 2.80 | 0.00 | 0.00 | 19.40 | |||||||||||||
1951-52 | 0.00 | 0.00 | 0.00 | 0.00 | 4.20 | 2.90 | 9.10 | 2.70 | 1.60 | 2.50 | 5.60 | 0.30 | 28.90 | |||||||||||||
1952-53 | 0.00 | a | 0.00 | 0.00 | 0.00 | 10.90 | 2.50 | 1.80 | 4.90 | 3.40 | 2.90 | 5.50 | 0.00 | 31.90 | ||||||||||||
1953-54 | 0.00 | 0.00 | 0.00 | 0.00 | 4.60 | 5.90 | 5.20 | 0.00 | 0.30 | 0.20 | 1.10 | 0.00 | 17.30 | |||||||||||||
1954-55 | 0.00 | 0.00 | 0.00 | 0.00 | 0.40 | 1.70 | 0.30 | 1.80 | 0.20 | 5.80 | 6.50 | 0.00 | 16.70 | |||||||||||||
1955-56 | 0.00 | 0.00 | 0.00 | 0.10 | 1.20 | 0.70 | 8.60 | 2.00 | 4.90 | 3.30 | 0.00 | 0.00 | 20.80 | |||||||||||||
1956-57 | 0.00 | 0.00 | 0.00 | 0.00 | 3.00 | 0.40 | 3.60 | 0.80 | 4.00 | 14.20 | 0.30 | 0.00 | 26.30 | |||||||||||||
1957-58 | 0.00 | 0.00 | 0.00 | 0.00 | 16.50 | 0.30 | 6.00 | 1.50 | 3.30 | 8.50 | 0.00 | 0.00 | 36.10 | |||||||||||||
1958-59 | 0.00 | 0.00 | 0.00 | 0.20 | 4.30 | 0.40 | 5.70 | 6.90 | 10.20 | 10.00 | 1.30 | 0.00 | 39.00 | |||||||||||||
1959-60 | 0.00 | 0.00 | 2.20 | 12.80 | 2.40 | 6.30 | 9.80 | 11.30 | 1.70 | 3.60 | 0.00 | 0.00 | 50.10 | |||||||||||||
1960-61 | 0.00 | 0.00 | 0.00 | 6.10 | 0.30 | 8.40 | 2.10 | 6.00 | 12.50 | 14.20 | 1.00 | 0.00 | 50.60 | |||||||||||||
1961-62 | 0.00 | 0.00 | 4.20 | 13.30 | 6.40 | 8.80 | 1.60 | 4.70 | 16.10 | 0.00 | 0.00 | 0.00 | 55.10 | |||||||||||||
1962-63 | 0.00 | 0.00 | 0.00 | 0.20 | 6.70 | 1.60 | 4.20 | 16.00 | 3.60 | 2.30 | 0.00 | 0.00 | 34.60 | |||||||||||||
1963-64 | 0.00 | 0.00 | 0.00 | 0.70 | 1.20 | 0.90 | 5.40 | 6.30 | 8.60 | 1.50 | 0.00 | 0.00 | 24.60 | |||||||||||||
1964-65 | 0.00 | 0.00 | 0.00 | 0.00 | 13.60 | 27.10 | 2.70 | 8.40 | 9.10 | 4.50 | 0.50 | 0.00 | 65.90 | |||||||||||||
1965-66 | 0.00 | 0.00 | 0.00 | 0.50 | 0.30 | 10.80 | 4.70 | 5.80 | 3.30 | 3.60 | 0.00 | 0.00 | 29.00 | |||||||||||||
1966-67 | 0.00 | 0.00 | 0.00 | 4.80 | 0.30 | 4.90 | 1.20 | 12.40 | 4.00 | 6.40 | 1.20 | 0.00 | 35.20 | |||||||||||||
1967-68 | 0.00 | 0.00 | 0.00 | 4.30 | 0.30 | 27.70 | 1.30 | 6.40 | 4.80 | 5.00 | 0.00 | 0.00 | 49.80 | |||||||||||||
1968-69 | 0.00 | 0.00 | 0.00 | 0.20 | 2.80 | 6.30 | 3.50 | 2.40 | 12.50 | 0.90 | 0.90 | 0.00 | 29.50 | |||||||||||||
1969-70 | 0.00 | 0.00 | 0.00 | 20.30 | 1.70 | 7.60 | 1.50 | 1.00 | 19.10 | 8.70 | 0.80 | 0.00 | 60.70 | |||||||||||||
1970-71 | 0.00 | 0.00 | 1.80 | 14.20 | 0.80 | 1.20 | 3.10 | 7.70 | 0.80 | 4.10 | 7.40 | 0.00 | 41.10 | |||||||||||||
1971-72 | 0.00 | 0.00 | 1.20 | 0.00 | 7.70 | 11.00 | 6.90 | 2.00 | 4.40 | 0.00 | 0.00 | 0.00 | 33.20 | |||||||||||||
1972-73 | 0.00 | 0.00 | 0.00 | 14.30 | 19.80 | 7.60 | 3.90 | 3.60 | 29.20 | 6.90 | 12.20 | 0.00 | 97.50 | |||||||||||||
1973-74 | 0.00 | 0.00 | 1.00 | 8.10 | 1.10 | 3.10 | 12.40 | 1.90 | 4.30 | 5.50 | 0.00 | 0.00 | 37.40 | |||||||||||||
1974-75 | 0.00 | 0.00 | 0.00 | 0.20 | 3.30 | 10.00 | 7.00 | 4.20 | 6.50 | 4.30 | 0.00 | 0.00 | 35.50 | |||||||||||||
1975-76 | 0.00 | 0.00 | 0.00 | 0.50 | 5.90 | 0.80 | 0.80 | 3.40 | 6.40 | 2.10 | 0.00 | 0.00 | 19.90 | |||||||||||||
1976-77 | 0.00 | 0.00 | 0.00 | 6.50 | 2.60 | 2.10 | 3.40 | 5.70 | 2.50 | 7.10 | 0.00 | 0.00 | 29.90 | |||||||||||||
1977-78 | 0.00 | 0.00 | 0.00 | 0.00 | 0.40 | 3.90 | 4.40 | 0.90 | 1.00 | 0.10 | 13.50 | 0.00 | 24.20 | |||||||||||||
1978-79 | 0.00 | 0.00 | 0.00 | 0.20 | 4.10 | 12.10 | 13.80 | 0.90 | 3.00 | 1.80 | 2.40 | 0.00 | 38.30 | |||||||||||||
1979-80 | 0.00 | 0.00 | 0.00 | 1.10 | 5.30 | 6.80 | 5.00 | 2.10 | 6.30 | 8.30 | 2.30 | 0.00 | 37.20 | |||||||||||||
1980-81 | 0.00 | 0.00 | 0.00 | 2.20 | 0.10 | 0.00 | 0.00 | 1.80 | 6.00 | 0.00 | 0.00 | 0.00 | 10.10 | |||||||||||||
1981-82 | 0.00 | 0.00 | 0.00 | 0.00 | 5.40 | 4.90 | 1.20 | 6.90 | 2.90 | 1.40 | 2.10 | 0.00 | 24.80 | |||||||||||||
1982-83 | 0.00 | 0.00 | 0.00 | 2.10 | 2.20 | 6.00 | 3.40 | 5.10 | 10.20 | 3.50 | 0.50 | 0.20 | 33.20 | |||||||||||||
1983-84 | 0.00 | 0.00 | 0.00 | 0.00 | 8.10 | 11.20 | 1.40 | 2.80 | 10.60 | 2.80 | 0.00 | 0.00 | 36.90 | |||||||||||||
1984-85 | 0.00 | 0.00 | 0.00 | 6.70 | 0.90 | 5.60 | 2.80 | 2.80 | 6.10 | 0.80 | 1.20 | 0.00 | 26.90 | |||||||||||||
1985-86 | 0.00 | 0.00 | 0.00 | 6.00 | 9.70 | 6.70 | 0.50 | 1.00 | 3.50 | 4.50 | 2.10 | 0.00 | 34.00 | |||||||||||||
1986-87 | 0.00 | 0.00 | 0.00 | 2.70 | 6.90 | 1.90 | 12.80 | 7.00 | 3.90 | 8.40 | 0.00 | 0.00 | 43.60 | |||||||||||||
1987-88 | 0.00 | 0.00 | 0.00 | 0.00 | 6.80 | 7.50 | 6.00 | 2.90 | 3.40 | 0.70 | 0.00 | 0.00 | 27.30 | |||||||||||||
1988-89 | 0.00 | 0.00 | 0.00 | 0.00 | 3.00 | 1.40 | 5.20 | 3.00 | 1.00 | 0.90 | 0.00 | 0.00 | 14.50 | |||||||||||||
1989-90 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.20 | 13.00 | 2.50 | 3.30 | 9.20 | 4.80 | 0.00 | 35.00 | |||||||||||||
1990-91 | 0.00 | 0.00 | 0.00 | 0.20 | 6.40 | 9.90 | 1.40 | 4.60 | 3.20 | 1.40 | 0.20 | 0.00 | 27.30 | |||||||||||||
1991-92 | 0.00 | 0.00 | 0.00 | 15.10 | 10.20 | 8.90 | 0.90 | 1.70 | 16.20 | 0.30 | 1.00 | 0.00 | 54.30 | |||||||||||||
1992-93 | 0.00 | 0.00 | 0.00 | 0.00 | 7.20 | 10.10 | 3.00 | 3.20 | 4.00 | 3.50 | 1.00 | 0.00 | 32.00 | |||||||||||||
1993-94 | 0.00 | 0.00 | 0.00 | 1.00 | 6.00 | 3.00 | 5.00 | 0.00 | 4.00 | 3.00 | 0.00 | 0.00 | 22.00 | |||||||||||||
1994-95 | 0.00 | 0.00 | 0.00 | 4.00 | 5.00 | 0.00 | 2.00 | 0.00 | 6.00 | 10.00 | 0.00 | 0.00 | 27.00 | |||||||||||||
1995-96 | 0.00 | 0.00 | 0.00 | 0.00 | 1.30 | 1.70 | 0.90 | 0.30 | 3.30 | 5.10 | 0.00 | 0.00 | 12.60 | |||||||||||||
1996-97 | 0.00 | 0.00 | 0.00 | 11.50 | 2.10 | 0.00 | 3.60 | 14.60 | 2.30 | 2.00 | 0.00 | 0.00 | 36.10 | |||||||||||||
1997-98 | 0.00 | 0.00 | 0.00 | 1.30 | 5.60 | 4.10 | 0.00 | 0.70 | 5.10 | 8.60 | 0.00 | 0.00 | 25.40 | |||||||||||||
1998-99 | 0.00 | 0.00 | 0.00 | 1.80 | 2.30 | 0.30 | 1.70 | 0.00 | 2.80 | 7.20 | 5.90 | 0.00 | 22.00 | |||||||||||||
1999-00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.30 | 3.50 | 0.20 | 6.30 | 0.20 | 0.00 | 0.00 | 10.50 | |||||||||||||
2000-01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.80 | 5.50 | 6.60 | 1.40 | 1.40 | 6.40 | 0.00 | 23.10 | |||||||||||||
2001-02 | 0.00 | 0.00 | 0.00 | 0.00 | 2.80 | 2.60 | 7.40 | 4.30 | 0.90 | 0.00 | 0.00 | 0.00 | 18.00 | |||||||||||||
2002-03 | 0.00 | 0.00 | 0.00 | 0.00 | 0.60 | 3.40 | 0.10 | 5.70 | 3.90 | 0.40 | 0.00 | 0.00 | 14.10 | |||||||||||||
2003-04 | 0.00 | 0.00 | 0.00 | 0.00 | 3.40 | 4.30 | 1.50 | 14.00 | 1.00 | 3.20 | 0.10 | 0.00 | 27.50 | |||||||||||||
2004-05 | 0.00 | 0.00 | 0.00 | 0.20 | 3.60 | 0.70 | 13.90 | 3.60 | 7.40 | 3.70 | 0.00 | 0.00 | 33.10 | |||||||||||||
2005-06 | 0.00 | 0.00 | 0.00 | 1.00 | 0.50 | 0.60 | 4.20 | 0.30 | 6.10 | 2.20 | 0.00 | 0.00 | 14.90 | |||||||||||||
2006-07 | 0.00 | 0.00 | 0.00 | 0.40 | 1.60 | 11.70 | 6.70 | 1.90 | 4.70 | 8.90 | 0.00 | 0.00 | 35.90 | |||||||||||||
2007-08 | 0.00 | 0.00 | 0.00 | 0.00 | 3.90 | 13.20 | 5.00 | 10.00 | 2.30 | 3.30 | 0.00 | 0.00 | 37.70 | |||||||||||||
2008-09 | 0.00 | 0.00 | 0.00 | 1.40 | 4.00 | 6.40 | 2.00 | 0.00 | 7.10 | 10.20 | 0.00 | 0.00 | 31.10 | |||||||||||||
2009-10 | 0.00 | 0.00 | 0.00 | 5.70 | 1.50 | 1.40 | 7.10 | 3.10 | 11.20 | 0.00 | 0.50 | 0.00 | 30.50 | |||||||||||||
2010-11 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 2.80 | 1.10 | 4.50 | 0.20 | 1.00 | 0.40 | 0.00 | 10.50 | |||||||||||||
2011-12 | 0.00 | 0.00 | 0.00 | 1.80 | 5.60 | 5.00 | 0.10 | 4.30 | 0.70 | 1.20 | 0.30 | 0.00 | 19.00 | |||||||||||||
2012-13 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 12.10 | 1.00 | 2.40 | 3.40 | 2.20 | 0.00 | 0.00 | 21.10 | |||||||||||||
2013-14 | 0.00 | 0.00 | 0.00 | 3.50 | 18.10 | 4.00 | 0.90 | 1.60 | 3.40 | 7.00 | 1.30 | 0.00 | 39.80 | |||||||||||||
2014-15 | 0.00 | 0.00 | 0.00 | 0.00 | 1.60 | 2.30 | 3.40 | 15.90 | 0.00 | 0.70 | 0.00 | 0.00 | 23.90 | |||||||||||||
2015-16 | 0.00 | 0.00 | 0.00 | 0.00 | 4.30 | 3.40 | 7.00 | 4.10 | 8.20 | 15.20 | 0.80 | 0.00 | 43.00 | |||||||||||||
2016-17 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 10.20 | 21.90 | 2.40 | 0.70 | 4.90 | 1.10 | 0.00 | 42.20 | |||||||||||||
2017-18 | 0.00 | 0.00 | 0.00 | 0.00 | 0.40 | 1.30 | 1.50 | 3.80 | 1.80 | 0.30 | 0.00 | 0.00 | 9.10 | |||||||||||||
2018-19 | 0.00 | 0.00 | 0.00 | 5.50 | 2.70 | 5.70 | 19.00 | 4.10 | 10.40 | 1.20 | 6.30 | 0.00 | 54.90 | |||||||||||||
2019-20 | 0.00 | 0.00 | 0.00 | 0.60 | 3.90 | 8.60 | 2.30 | 1.10 | 0.30 | 0.00 | 0.00 | 0.00 | 16.80 | |||||||||||||
2020-21 | 0.00 | 0.00 | 15.30 | 9.30 | 2.00 | 4.90 | 3.80 | 4.50 | 5.60 | 2.10 | 1.00 | 0.00 | 48.50 | |||||||||||||
2021-22 | 0.00 | 0.00 | 0.00 | 0.00 | 0.30 | 0.50 | 4.90 | 6.40 | 5.70 | 1.50 | 0.20 | 0.00 | 19.50 | |||||||||||||
2022-23 | 0.00 | 0.00 | 0.00 | 0.00 | 4.60 | 0.30 | 3.10 | 7.50 | 4.80 | 0.50 | 0.00 | 0.00 | 20.80 | |||||||||||||
2023-24 | 0.00 | 0.00 | 0.00 | 0.00 | 0.10 | 5.80 | 3.10 | 4.50 | 14.50 | 0.00 | n | ----- | z | ----- | z | 28.00 | c | |||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.00 | 0.00 | 0.34 | 2.57 | 3.82 | 5.10 | 4.59 | 4.32 | 5.38 | 3.94 | 1.32 | 0.02 | 31.23 | |||||||||||||
S.D. | 0.00 | 0.00 | 1.84 | 4.47 | 4.15 | 5.21 | 4.30 | 3.73 | 4.87 | 3.68 | 2.66 | 0.14 | 14.80 | |||||||||||||
SKEW | 0.00 | 0.00 | 7.37 | 2.08 | 1.87 | 2.15 | 1.78 | 1.41 | 2.18 | 1.12 | 2.78 | 7.63 | 1.42 | |||||||||||||
MAX | 0.00 | 0.00 | 15.30 | 20.30 | 19.80 | 27.70 | 21.90 | 16.00 | 29.20 | 15.20 | 13.50 | 1.20 | 97.50 | |||||||||||||
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 | 9.10 | |||||||||||||
YRS | 76 | 76 | 76 | 76 | 76 | 76 | 77 | 77 | 77 | 76 | 76 | 76 | 75 |