YEAR(S) | JUL | AUG | SEP | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | ANN | |||||||||||||
1947-48 | 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 | a | 0.00 | 0.00 | ||
1948-49 | 0.00 | 0.00 | 0.00 | 0.10 | 17.00 | 6.10 | 20.80 | 24.80 | 5.70 | 1.40 | 0.00 | 0.00 | 75.90 | |||||||||||||
1949-50 | 0.00 | 0.00 | 0.00 | 4.60 | 35.20 | 20.00 | 43.70 | 28.00 | 21.20 | 33.10 | 2.20 | 0.00 | 188.00 | |||||||||||||
1950-51 | 0.00 | 0.00 | 0.00 | 0.00 | 23.80 | 39.20 | 19.10 | 18.10 | 14.10 | 23.50 | 0.00 | 0.00 | 137.80 | |||||||||||||
1951-52 | 0.00 | 0.00 | 0.00 | 6.80 | 16.30 | 15.90 | 20.10 | 12.60 | 11.60 | 7.70 | 0.00 | 0.00 | 91.00 | |||||||||||||
1952-53 | 0.00 | 0.00 | 0.00 | 5.10 | 6.30 | 26.00 | 17.80 | 28.40 | 14.00 | 22.20 | 0.00 | 0.00 | 119.80 | |||||||||||||
1953-54 | 0.00 | 0.00 | 0.00 | 0.00 | 8.70 | 23.30 | 19.40 | 7.40 | 21.20 | 0.90 | 8.70 | 0.00 | 89.60 | |||||||||||||
1954-55 | 0.00 | 0.00 | 0.00 | 3.00 | 8.00 | 8.60 | 18.10 | 12.20 | 29.60 | 0.00 | 0.00 | 0.00 | 79.50 | |||||||||||||
1955-56 | 0.00 | 0.00 | 0.00 | 2.00 | 18.60 | 28.70 | 9.20 | 6.20 | 16.00 | 8.40 | 0.00 | 0.00 | a | 89.10 | ||||||||||||
1956-57 | 0.00 | 0.00 | 0.20 | 0.00 | 31.00 | 28.60 | 13.40 | 12.20 | 5.30 | 17.80 | 0.20 | 0.00 | 108.70 | |||||||||||||
1957-58 | 0.00 | 0.00 | 0.00 | 0.40 | a | 26.00 | 18.20 | 27.20 | 33.80 | 12.90 | 4.90 | 0.00 | 0.00 | 123.40 | ||||||||||||
1958-59 | 0.00 | 0.00 | 0.40 | 0.50 | 11.80 | 29.80 | 14.70 | 14.10 | 29.60 | 3.10 | 0.00 | 0.00 | 104.00 | |||||||||||||
1959-60 | 0.00 | 0.00 | 0.00 | 5.00 | 36.60 | 17.30 | 29.10 | 45.60 | 30.90 | 14.20 | 9.40 | 0.00 | 188.10 | |||||||||||||
1960-61 | 0.00 | 0.00 | 0.00 | 5.50 | 20.40 | 21.50 | 20.40 | 20.20 | 24.80 | 5.40 | 1.70 | 0.00 | 119.90 | |||||||||||||
1961-62 | 0.00 | 0.00 | 0.00 | 0.00 | 8.20 | 33.50 | 24.10 | 35.90 | 12.00 | 2.00 | 1.10 | 0.00 | 116.80 | |||||||||||||
1962-63 | 0.00 | 0.00 | 0.00 | 4.50 | 4.50 | 23.20 | 16.50 | 12.20 | 15.00 | 0.70 | 0.70 | 0.00 | 77.30 | |||||||||||||
1963-64 | 0.00 | 0.00 | 0.00 | 0.00 | 8.60 | 29.60 | 13.40 | 21.70 | 18.20 | 3.60 | 0.00 | 0.00 | 95.10 | |||||||||||||
1964-65 | 0.00 | 0.00 | 0.00 | 1.70 | 16.70 | 27.90 | 17.00 | 20.10 | 22.40 | 2.90 | 0.00 | 0.00 | 108.70 | |||||||||||||
1965-66 | 0.00 | 0.00 | 0.00 | 0.10 | 12.60 | 7.60 | 20.60 | 13.00 | 31.50 | 12.40 | 0.30 | 0.00 | 98.10 | |||||||||||||
1966-67 | 0.00 | 0.00 | 0.00 | 1.10 | 28.00 | 32.60 | 29.80 | 23.50 | 10.40 | 2.40 | 4.50 | 0.00 | 132.30 | |||||||||||||
1967-68 | 0.00 | 0.00 | 0.00 | 5.40 | 17.40 | 6.20 | 11.60 | 44.40 | 4.10 | 5.50 | 0.00 | 0.00 | 94.60 | |||||||||||||
1968-69 | 0.00 | 0.00 | 0.00 | 2.00 | 15.60 | 41.10 | 29.50 | 12.20 | 17.70 | 1.00 | 0.10 | 0.00 | 119.20 | |||||||||||||
1969-70 | 0.00 | 0.00 | 0.00 | 4.30 | 7.50 | 30.90 | 32.60 | 18.30 | 12.90 | 0.90 | 1.60 | 0.00 | 109.00 | |||||||||||||
1970-71 | 0.00 | 0.00 | 0.00 | 0.10 | 11.00 | 26.60 | 55.30 | 22.70 | 17.70 | 2.80 | 3.90 | 0.00 | 140.10 | |||||||||||||
1971-72 | 0.00 | 0.00 | 0.00 | 0.00 | 11.20 | 25.30 | 22.60 | 23.20 | 38.80 | 14.40 | 0.00 | 0.00 | 135.50 | |||||||||||||
1972-73 | 0.00 | 0.00 | 0.00 | 2.20 | 6.50 | 37.70 | 14.80 | 12.80 | 0.40 | 2.50 | 3.10 | 0.00 | 80.00 | |||||||||||||
1973-74 | 0.00 | 0.00 | 0.00 | 0.00 | 7.40 | 30.60 | 15.50 | 18.20 | 5.20 | 13.20 | 2.30 | 0.00 | 92.40 | |||||||||||||
1974-75 | 0.00 | 0.00 | 5.10 | 5.80 | 10.30 | 12.40 | 34.70 | 28.70 | 29.00 | 0.20 | 0.00 | 0.00 | 126.20 | |||||||||||||
1975-76 | 0.00 | 0.00 | 0.00 | 0.10 | 16.90 | 15.30 | 47.40 | 25.90 | 44.30 | 1.40 | 4.30 | 0.00 | 155.60 | |||||||||||||
1976-77 | 0.00 | 0.00 | 0.00 | 17.50 | 17.60 | 33.30 | 16.70 | 20.30 | 16.70 | 13.50 | 0.00 | 0.00 | 135.60 | |||||||||||||
1977-78 | 0.00 | 0.00 | 0.00 | 0.00 | 12.20 | 38.30 | 45.10 | 16.30 | 6.10 | 1.00 | 0.00 | 0.00 | 119.00 | |||||||||||||
1978-79 | 0.00 | 0.00 | 0.00 | 0.40 | 13.00 | 24.20 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | 37.60 | ||||||||
1979-80 | 0.00 | 0.00 | 0.00 | 0.30 | 15.70 | 11.50 | 30.30 | 18.90 | 5.20 | 5.80 | 0.00 | 0.00 | 87.70 | |||||||||||||
1980-81 | 0.00 | 0.00 | 0.00 | 0.80 | 5.00 | 29.70 | 30.90 | 25.10 | 15.50 | 1.10 | 0.00 | 0.00 | 108.10 | |||||||||||||
1981-82 | 0.00 | 0.00 | 0.00 | 5.80 | 6.20 | 44.80 | 48.40 | 10.10 | 17.00 | 26.90 | 0.00 | 0.00 | 159.20 | |||||||||||||
1982-83 | 0.00 | 0.00 | 0.00 | 4.40 | 7.60 | 9.80 | 29.10 | 23.60 | 27.30 | 13.90 | 0.00 | 0.00 | 115.70 | |||||||||||||
1983-84 | 0.00 | 0.00 | 0.00 | 0.00 | 11.00 | 37.40 | 23.50 | 20.00 | 37.50 | 0.60 | 0.00 | 0.00 | 130.00 | |||||||||||||
1984-85 | 0.00 | 0.00 | 0.00 | 0.00 | 8.80 | 26.80 | 32.20 | 42.80 | 32.40 | 10.40 | 0.00 | 0.00 | 153.40 | |||||||||||||
1985-86 | 0.00 | 0.00 | 0.00 | 0.00 | 23.90 | 36.40 | 39.20 | 16.20 | 39.10 | 1.00 | 0.00 | 0.00 | 155.80 | |||||||||||||
1986-87 | 0.00 | 0.00 | 0.00 | 0.00 | 8.50 | 14.40 | 15.90 | 19.20 | 14.60 | 7.20 | 0.00 | 0.00 | 79.80 | |||||||||||||
1987-88 | 0.00 | 0.00 | 0.00 | 0.00 | 11.80 | 21.20 | 35.90 | 16.70 | 29.40 | 1.60 | 0.00 | 0.00 | 116.60 | |||||||||||||
1988-89 | 0.00 | 0.00 | 0.00 | 2.00 | 4.60 | 27.10 | 25.10 | 18.70 | 28.20 | 2.90 | 0.00 | 0.00 | 108.60 | |||||||||||||
1989-90 | 0.00 | 0.00 | 0.20 | 2.50 | 23.50 | 38.70 | 22.40 | 25.30 | 11.80 | 12.50 | 12.00 | 0.00 | 148.90 | |||||||||||||
1990-91 | 0.00 | 0.00 | 0.00 | 0.00 | 1.60 | 21.70 | 13.70 | 18.00 | 13.90 | 4.80 | 0.00 | 0.00 | 73.70 | |||||||||||||
1991-92 | 0.00 | 0.00 | 0.00 | 0.00 | 22.70 | 17.40 | 21.80 | 33.90 | 16.40 | 8.10 | 0.00 | 0.00 | 120.30 | |||||||||||||
1992-93 | 0.00 | 0.00 | 0.00 | 2.60 | 16.40 | 23.20 | 27.10 | 6.60 | 14.10 | 20.60 | 0.00 | 0.00 | 110.60 | |||||||||||||
1993-94 | 0.00 | 0.00 | 1.10 | 4.00 | 14.20 | 15.70 | 31.10 | 7.60 | 21.60 | 2.60 | 0.00 | 0.00 | 97.90 | |||||||||||||
1994-95 | 0.00 | 0.00 | 0.00 | 0.00 | 11.30 | 7.30 | 19.20 | 23.50 | 25.80 | 5.10 | 0.00 | 0.00 | 92.20 | |||||||||||||
1995-96 | 0.00 | 0.00 | 0.00 | 0.00 | a | 24.70 | 37.10 | 41.80 | 16.00 | 19.00 | 37.70 | 0.90 | 0.00 | 177.20 | ||||||||||||
1996-97 | 0.00 | 0.00 | 0.00 | 0.50 | 17.90 | 43.00 | 64.50 | 9.40 | 25.90 | 4.00 | 5.00 | 0.00 | 170.20 | |||||||||||||
1997-98 | 0.00 | 0.00 | 0.00 | 3.00 | 10.50 | 16.80 | 28.60 | 9.20 | 18.00 | 6.00 | 0.00 | 0.00 | 92.10 | |||||||||||||
1998-99 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | 22.40 | 41.00 | 16.00 | 5.60 | 1.40 | 0.00 | 0.00 | 92.40 | |||||||||||||
1999-00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.60 | 14.70 | 21.70 | 17.60 | 22.40 | 3.90 | 0.00 | 0.00 | 81.90 | |||||||||||||
2000-01 | 0.00 | 0.00 | 0.00 | 0.00 | 17.00 | 56.90 | 37.30 | 28.30 | 29.80 | 0.00 | 0.00 | 0.00 | 169.30 | |||||||||||||
2001-02 | 0.00 | 0.00 | 0.00 | 4.30 | 10.70 | 20.50 | 18.40 | 51.20 | 36.10 | a | 2.00 | c | 0.00 | 0.00 | z | 143.20 | ||||||||||
2002-03 | 0.00 | z | 0.00 | z | 0.00 | 0.00 | 21.60 | 10.60 | 11.40 | 22.50 | 0.00 | z | 10.00 | a | 0.00 | 0.00 | 76.10 | |||||||||
2003-04 | 0.00 | 0.00 | 0.00 | 0.00 | 1.40 | 24.50 | b | 37.70 | 29.20 | 16.40 | a | 1.20 | 0.00 | 0.00 | 110.40 | |||||||||||
2004-05 | 0.00 | 0.00 | 0.00 | 0.00 | a | 3.20 | a | 32.70 | b | 21.90 | a | 17.10 | 15.70 | a | 0.00 | b | 0.00 | a | 0.00 | 90.60 | ||||||
2005-06 | 0.00 | 0.00 | 0.00 | 0.00 | 12.50 | b | 12.40 | c | 9.30 | a | 24.30 | a | 12.40 | b | 0.30 | 0.00 | 0.00 | 71.20 | ||||||||
2006-07 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | b | 15.00 | 20.10 | a | 11.80 | 26.50 | 25.20 | b | 0.00 | 0.00 | 98.60 | ||||||||||
2007-08 | 0.00 | 0.00 | 0.00 | 0.00 | 2.70 | 22.50 | 22.30 | a | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | 0.00 | 47.50 | |||||||||
2008-09 | 0.00 | 0.00 | 0.00 | 0.00 | 16.10 | 27.70 | 26.90 | 36.60 | 2.20 | 4.30 | 0.00 | 0.00 | 113.80 | |||||||||||||
2009-10 | 0.00 | a | 0.00 | 0.00 | 0.00 | 0.70 | 23.10 | 17.50 | 22.00 | 1.40 | a | 6.30 | 0.00 | 0.00 | 71.00 | |||||||||||
2010-11 | 0.00 | 0.00 | 0.00 | 0.00 | 0.60 | 33.30 | 26.60 | 5.00 | a | 6.10 | 7.30 | h | 0.00 | z | 0.00 | z | 71.60 | |||||||||
2011-12 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.90 | p | 5.00 | e | 21.20 | a | 4.70 | 15.80 | h | 0.30 | z | 0.00 | z | 0.00 | z | 30.90 | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.00 | 0.00 | 0.11 | 1.72 | 13.09 | 24.39 | 25.94 | 20.65 | 18.78 | 7.51 | 1.00 | 0.00 | 114.61 | |||||||||||||
S.D. | 0.00 | 0.00 | 0.66 | 2.87 | 8.41 | 10.91 | 11.45 | 10.13 | 10.44 | 8.62 | 2.41 | 0.00 | 30.18 | |||||||||||||
SKEW | 0.00 | 0.00 | 7.20 | 2.96 | 0.70 | 0.31 | 1.08 | 0.89 | 0.33 | 1.66 | 2.99 | 0.00 | 0.71 | |||||||||||||
MAX | 0.00 | 0.00 | 5.10 | 17.50 | 36.60 | 56.90 | 64.50 | 51.20 | 44.30 | 37.70 | 12.00 | 0.00 | 188.10 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 5.00 | 9.20 | 4.70 | 0.40 | 0.00 | 0.00 | 0.00 | 71.00 | |||||||||||||
NO YRS | 62 | 62 | 63 | 63 | 63 | 64 | 63 | 62 | 60 | 60 | 62 | 62 | 58 |