YEAR(S) | JUL | AUG | SEP | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | ANN | |||||||||||||
1947-48 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 23.70 | 7.30 | 22.00 | 5.50 | 0.00 | 0.00 | 58.50 | f | ||||||
1948-49 | 0.00 | a | 0.00 | 0.00 | 0.80 | 6.70 | 4.80 | 20.50 | 0.40 | 14.20 | 12.70 | 0.00 | 0.00 | 60.10 | ||||||||||||
1949-50 | 0.00 | 0.00 | 0.00 | 7.20 | 0.00 | 6.00 | 8.80 | 2.90 | 5.40 | 9.00 | 13.70 | 0.00 | 53.00 | |||||||||||||
1950-51 | 0.00 | 0.00 | 0.00 | 0.00 | 11.90 | 5.90 | 15.70 | 10.50 | 17.60 | 12.90 | 0.00 | 0.30 | 74.80 | |||||||||||||
1951-52 | 0.00 | 0.00 | 4.20 | 8.10 | 14.50 | 11.20 | 0.30 | 10.20 | 25.20 | 11.20 | 0.00 | 0.00 | 84.90 | |||||||||||||
1952-53 | 0.00 | 0.00 | 0.00 | 1.20 | 14.50 | 3.10 | 7.40 | 16.50 | 11.80 | 12.00 | 1.70 | 0.50 | 68.70 | |||||||||||||
1953-54 | 0.00 | 0.00 | 0.00 | 0.10 | 7.20 | 14.40 | 2.70 | 0.60 | 6.30 | 7.60 | 2.60 | 0.00 | 41.50 | |||||||||||||
1954-55 | 0.00 | 0.00 | 0.00 | 0.40 | 3.90 | 8.60 | 3.50 | 12.20 | 19.50 | 4.90 | 0.00 | 0.00 | 53.00 | |||||||||||||
1955-56 | 0.00 | 0.00 | 0.30 | 4.10 | 7.30 | 2.90 | 6.30 | 10.50 | 13.00 | 3.70 | 0.00 | 0.00 | 48.10 | |||||||||||||
1956-57 | 0.00 | 0.00 | 0.00 | 0.60 | 21.30 | 6.30 | 5.30 | 1.60 | 8.90 | 25.50 | 8.80 | 0.00 | 78.30 | |||||||||||||
1957-58 | 0.00 | 0.00 | 0.00 | 3.90 | 3.00 | 0.80 | 8.90 | 12.00 | 14.40 | 14.10 | 0.00 | 0.00 | 57.10 | |||||||||||||
1958-59 | 0.00 | 0.00 | 0.00 | 2.60 | 9.70 | 7.70 | 17.40 | 17.50 | 26.80 | 17.60 | 0.00 | 0.00 | 99.30 | |||||||||||||
1959-60 | 0.00 | 0.00 | 12.90 | 11.80 | 5.30 | 2.70 | 10.70 | 18.30 | 9.00 | 9.30 | 0.00 | 0.00 | 80.00 | |||||||||||||
1960-61 | 0.00 | 0.00 | 0.00 | 4.60 | 5.10 | 17.80 | 1.00 | 7.90 | 29.20 | 8.60 | 6.40 | 0.00 | 80.60 | |||||||||||||
1961-62 | 0.00 | 0.00 | 5.80 | 6.20 | 11.40 | 3.80 | 17.20 | 11.30 | 6.80 | 10.00 | 0.00 | 0.00 | 72.50 | |||||||||||||
1962-63 | 0.00 | 0.00 | 0.70 | 0.00 | 5.00 | 1.20 | 9.10 | 2.10 | 18.00 | 0.20 | 0.00 | 0.00 | 36.30 | |||||||||||||
1963-64 | 0.00 | 0.00 | 0.00 | 1.10 | 3.50 | 5.90 | 2.60 | 12.70 | 18.40 | 12.10 | 1.00 | 0.00 | 57.30 | |||||||||||||
1964-65 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | 4.40 | 13.20 | 17.10 | 14.90 | 0.30 | 0.00 | 0.00 | 55.90 | |||||||||||||
1965-66 | 0.00 | 0.00 | 5.50 | 0.00 | 5.50 | 5.60 | 3.60 | 14.60 | 2.80 | 6.40 | 2.90 | 0.00 | 46.90 | |||||||||||||
1966-67 | 0.00 | 0.00 | 0.00 | 8.30 | 3.00 | 1.90 | 9.90 | 4.40 | 6.60 | 3.60 | 3.00 | 0.00 | 40.70 | |||||||||||||
1967-68 | 0.00 | 0.00 | 0.00 | 1.70 | 9.40 | 13.10 | 3.00 | 7.30 | 9.20 | 15.10 | 0.00 | 0.00 | 58.80 | |||||||||||||
1968-69 | 0.00 | 0.00 | 0.00 | 0.40 | 5.80 | 6.90 | 2.80 | 4.20 | 13.20 | 0.00 | 0.00 | 0.00 | 33.30 | |||||||||||||
1969-70 | 0.00 | 0.00 | 0.00 | 31.20 | 5.10 | 3.10 | 0.90 | 0.30 | 20.50 | 4.70 | 0.00 | 0.00 | 65.80 | |||||||||||||
1970-71 | 0.00 | 0.00 | 4.60 | 5.90 | 9.20 | 0.90 | 8.60 | 11.90 | 9.60 | 6.00 | 0.00 | 0.00 | 56.70 | |||||||||||||
1971-72 | 0.00 | 0.00 | 17.20 | 3.10 | 1.40 | 8.40 | 10.90 | 9.10 | 7.10 | 17.20 | 0.00 | 0.00 | 74.40 | |||||||||||||
1972-73 | 0.00 | 0.00 | 0.00 | 9.70 | 19.40 | 9.80 | 12.10 | 3.00 | 15.10 | 24.80 | 1.00 | 0.00 | 94.90 | |||||||||||||
1973-74 | 0.00 | 0.00 | 0.00 | 2.30 | 9.30 | 30.80 | 8.20 | 10.30 | 12.80 | 17.80 | 0.00 | 0.00 | 91.50 | |||||||||||||
1974-75 | 0.00 | 0.00 | 1.80 | 1.00 | 11.90 | 2.10 | 3.60 | 4.00 | 14.30 | 10.90 | 6.10 | 0.00 | 55.70 | |||||||||||||
1975-76 | 0.00 | 0.00 | 0.00 | 2.70 | 15.20 | 7.30 | 3.20 | 6.40 | 18.70 | 1.20 | 0.00 | 0.00 | 54.70 | |||||||||||||
1976-77 | 0.00 | 0.00 | 0.00 | 7.20 | 4.50 | 3.10 | 2.40 | 3.10 | 9.60 | 4.70 | 0.00 | 0.00 | 34.60 | |||||||||||||
1977-78 | 0.00 | 0.00 | 0.00 | 3.30 | 4.10 | 0.70 | 5.50 | 6.20 | 8.60 | 4.60 | 13.50 | 0.00 | 46.50 | |||||||||||||
1978-79 | 0.00 | 0.00 | 0.00 | 2.70 | 6.90 | 14.20 | 9.10 | 5.80 | 18.20 | 8.10 | 8.20 | 0.00 | 73.20 | |||||||||||||
1979-80 | 0.00 | 0.00 | 0.00 | 2.70 | 22.30 | 16.50 | 12.30 | 9.60 | 12.10 | 10.00 | 0.00 | 0.00 | 85.50 | |||||||||||||
1980-81 | 0.00 | 0.00 | 0.00 | 1.50 | 7.10 | 1.20 | 4.10 | 4.30 | 24.00 | 2.90 | 0.00 | 0.00 | 45.10 | |||||||||||||
1981-82 | 0.00 | 0.00 | 0.00 | 2.80 | 3.30 | 9.90 | 4.80 | 1.80 | 2.10 | 2.00 | 0.00 | 0.00 | 26.70 | |||||||||||||
1982-83 | 0.00 | 0.00 | 0.00 | 1.20 | 1.80 | 27.10 | 1.30 | 0.80 | 30.50 | 11.30 | 7.60 | 0.00 | 81.60 | |||||||||||||
1983-84 | 0.00 | 0.00 | 0.00 | 0.00 | 29.30 | 11.50 | 3.40 | 7.90 | 12.00 | 16.80 | 0.00 | 0.00 | 80.90 | |||||||||||||
1984-85 | 0.00 | 0.00 | 5.20 | 13.10 | 2.30 | 5.00 | 12.50 | 8.70 | 7.60 | 0.80 | 0.00 | 0.00 | 55.20 | |||||||||||||
1985-86 | 0.00 | 0.00 | 8.70 | 1.90 | 17.00 | 10.30 | 2.40 | 6.20 | 2.60 | 14.00 | 0.00 | 0.00 | 63.10 | |||||||||||||
1986-87 | 0.00 | 0.00 | 0.00 | 4.30 | 11.50 | 4.90 | 17.00 | 12.20 | 11.50 | 9.90 | 0.00 | 0.00 | 71.30 | |||||||||||||
1987-88 | 0.00 | 0.00 | 0.00 | 0.00 | 11.20 | 21.50 | 5.80 | 7.00 | 13.50 | 2.00 | 1.30 | 0.00 | 62.30 | |||||||||||||
1988-89 | 0.00 | 0.00 | 0.00 | 0.00 | 2.80 | 12.30 | 13.00 | 8.20 | 4.80 | 9.00 | 0.00 | 0.00 | 50.10 | |||||||||||||
1989-90 | 0.00 | 0.00 | 2.30 | 7.80 | 1.60 | 11.80 | 8.40 | 7.00 | 21.90 | 3.60 | 0.10 | 0.00 | 64.50 | |||||||||||||
1990-91 | 0.00 | 0.00 | 0.00 | 7.60 | 12.00 | 4.70 | 14.10 | 0.80 | 4.20 | 14.30 | 0.00 | 0.00 | 57.70 | |||||||||||||
1991-92 | 0.00 | 0.00 | 0.00 | 7.30 | 29.60 | 1.90 | 24.30 | 0.30 | 15.60 | 0.00 | 0.00 | 0.00 | 79.00 | |||||||||||||
1992-93 | 0.00 | 0.00 | 0.00 | 0.10 | 20.10 | 11.00 | 3.70 | 16.90 | 4.90 | 3.70 | 0.00 | 0.00 | 60.40 | |||||||||||||
1993-94 | 0.00 | 0.00 | 5.40 | 5.40 | 17.40 | 5.60 | 6.10 | 8.80 | 9.20 | 11.20 | 0.00 | 0.00 | 69.10 | |||||||||||||
1994-95 | 0.00 | 0.00 | 1.40 | 0.00 | 16.90 | 3.80 | 2.00 | 9.70 | 5.00 | 0.00 | l | 0.00 | e | 0.00 | 38.80 | a | ||||||||||
1995-96 | 0.00 | 0.00 | 7.40 | 2.20 | 6.90 | 0.60 | 10.40 | 3.20 | 16.40 | 3.20 | 0.00 | 0.00 | 50.30 | |||||||||||||
1996-97 | 0.00 | 0.00 | 4.70 | 1.50 | 5.70 | 1.80 | 7.00 | 9.90 | 3.30 | 10.70 | 0.10 | 0.00 | 44.70 | |||||||||||||
1997-98 | 0.00 | 0.00 | 0.00 | 22.10 | 7.70 | 9.40 | 2.30 | 3.00 | 17.10 | 10.50 | a | 0.00 | 0.00 | 72.10 | ||||||||||||
1998-99 | 0.00 | 0.00 | 0.00 | 0.00 | 4.00 | 8.90 | 6.40 | 1.30 | 4.20 | 19.70 | 0.00 | 0.00 | 44.50 | |||||||||||||
1999-00 | 0.00 | 0.00 | 3.10 | 4.80 | 8.40 | 5.40 | 6.20 | 1.80 | 11.30 | 4.60 | 0.00 | 0.00 | 45.60 | |||||||||||||
2000-01 | 0.00 | 0.00 | 0.20 | 0.00 | 7.60 | 5.60 | 8.70 | 10.60 | 6.70 | 11.70 | 7.20 | 0.00 | 58.30 | |||||||||||||
2001-02 | 0.00 | 0.00 | 0.00 | 1.00 | 4.20 | 2.90 | 6.10 | 2.80 | 12.50 | 0.00 | 0.70 | 0.00 | 30.20 | |||||||||||||
2002-03 | 0.00 | 0.00 | 0.00 | a | 4.80 | 3.90 | 0.00 | 0.00 | 7.50 | 35.20 | 3.40 | 7.00 | 0.00 | 61.80 | ||||||||||||
2003-04 | 0.00 | 0.00 | 0.00 | 0.00 | 2.90 | 4.50 | 4.60 | 8.80 | 1.80 | 12.00 | 3.30 | 0.00 | 37.90 | |||||||||||||
2004-05 | 0.00 | 0.00 | 0.00 | 0.00 | 11.40 | 2.60 | 7.40 | 0.50 | 4.60 | 11.40 | 1.40 | 0.00 | 39.30 | |||||||||||||
2005-06 | 0.00 | 0.00 | 0.00 | 9.60 | 1.00 | 4.10 | 3.60 | 3.00 | 8.60 | 0.30 | 0.20 | 0.00 | 30.40 | |||||||||||||
2006-07 | 0.00 | 0.00 | 0.00 | 9.80 | 4.40 | 29.40 | 15.90 | 5.50 | 6.70 | 0.90 | 0.00 | 0.00 | 72.60 | |||||||||||||
2007-08 | 0.00 | 0.00 | 0.00 | 3.00 | 2.50 | 20.90 | 3.10 | 5.10 | 5.40 | 2.90 | 1.00 | 0.00 | 43.90 | |||||||||||||
2008-09 | 0.00 | 0.00 | 0.00 | 0.00 | 3.20 | 7.10 | 2.80 | 0.80 | 6.70 | 5.50 | ----- | z | 0.00 | 26.10 | a | |||||||||||
2009-10 | 0.00 | 0.00 | 0.00 | 9.00 | 6.60 | 4.30 | b | 0.90 | 7.40 | 11.60 | 1.50 | 2.00 | 0.00 | 43.30 | ||||||||||||
2010-11 | 0.00 | 0.00 | 0.00 | 0.00 | 3.40 | 2.00 | 6.60 | 9.00 | 1.80 | 1.80 | 0.00 | 0.00 | 24.60 | |||||||||||||
2011-12 | 0.00 | 0.00 | 0.00 | 5.00 | 4.30 | 16.00 | 3.20 | 18.30 | 0.00 | 3.10 | 0.00 | 0.00 | 49.90 | |||||||||||||
2012-13 | 0.00 | 0.00 | 0.00 | 7.40 | 1.10 | 2.50 | 2.50 | 10.20 | 16.70 | 10.90 | 2.30 | 0.00 | 53.60 | |||||||||||||
2013-14 | 0.00 | 0.00 | 0.00 | 1.20 | 1.90 | 3.90 | 9.40 | 4.20 | 5.00 | 6.60 | 4.00 | 0.00 | 36.20 | |||||||||||||
2014-15 | 0.00 | 0.00 | 0.00 | 0.00 | 4.50 | 8.40 | 5.10 | 29.20 | 3.10 | 3.80 | 5.80 | 0.00 | 59.90 | |||||||||||||
2015-16 | 0.00 | 0.00 | 0.00 | 0.00 | 15.70 | 11.80 | 4.70 | 11.80 | 18.90 | 10.00 | 0.20 | 0.00 | 73.10 | |||||||||||||
2016-17 | 0.00 | 0.00 | 0.00 | 0.00 | 2.60 | 10.00 | 9.20 | 0.70 | 0.00 | 5.00 | 0.00 | 0.00 | 27.50 | |||||||||||||
2017-18 | 0.00 | 0.00 | 0.00 | 2.10 | 0.00 | 2.90 | 4.80 | 7.10 | 6.70 | 2.40 | 0.00 | 0.00 | 26.00 | |||||||||||||
2018-19 | 0.00 | 0.00 | 0.00 | 2.60 | 2.70 | 0.40 | 10.80 | 10.90 | 8.40 | 5.60 | 3.50 | 0.00 | 44.90 | |||||||||||||
2019-20 | 0.00 | 0.00 | 0.00 | 15.70 | 14.00 | 2.50 | 0.50 | 18.60 | 13.00 | 7.10 | 0.00 | 0.00 | 71.40 | |||||||||||||
2020-21 | 0.00 | 0.00 | 1.40 | 3.30 | 5.40 | 6.40 | 3.00 | 16.50 | 26.50 | 9.50 | 0.00 | 0.00 | 72.00 | |||||||||||||
2021-22 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 4.10 | 11.60 | 21.00 | 8.30 | 0.00 | 2.20 | 0.00 | 47.20 | |||||||||||||
2022-23 | 0.00 | 0.00 | 0.00 | 0.00 | 9.20 | 11.60 | 10.70 | 6.50 | 3.30 | 2.70 | 0.00 | 0.00 | 44.00 | |||||||||||||
2023-24 | 0.00 | 0.00 | 0.00 | 6.60 | 2.50 | 4.20 | 3.60 | 7.90 | 14.50 | 0.00 | r | ----- | z | ----- | z | 39.30 | c | |||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.00 | 0.00 | 1.22 | 3.94 | 7.91 | 7.48 | 7.33 | 7.99 | 11.79 | 7.74 | 1.58 | 0.01 | 57.35 | |||||||||||||
S.D. | 0.00 | 0.00 | 3.02 | 5.26 | 6.48 | 6.55 | 5.41 | 5.77 | 7.62 | 5.86 | 3.04 | 0.07 | 17.64 | |||||||||||||
SKEW | 0.00 | 0.00 | 3.25 | 2.64 | 1.37 | 1.67 | 1.09 | 0.93 | 0.81 | 0.79 | 2.33 | 6.46 | 0.18 | |||||||||||||
MAX | 0.00 | 0.00 | 17.20 | 31.20 | 29.60 | 30.80 | 24.30 | 29.20 | 35.20 | 25.50 | 13.70 | 0.50 | 99.30 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.30 | 0.00 | 0.00 | 0.00 | 0.00 | 24.60 | |||||||||||||
YRS | 76 | 76 | 76 | 76 | 76 | 76 | 77 | 77 | 77 | 75 | 75 | 76 | 73 |