YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1948 | 18.00 | 18.00 | 25.00 | 29.00 | 33.00 | 46.00 | s | 40.00 | 41.00 | 35.00 | 27.00 | 23.00 | 18.00 | 18.00 | s | |||||||||||
1949 | 4.00 | 14.00 | 27.00 | 31.00 | 31.00 | 35.00 | 39.00 | 41.00 | 33.00 | 23.00 | 31.00 | 22.00 | 4.00 | |||||||||||||
1950 | -1.00 | 2.00 | 27.00 | 28.00 | 34.00 | 37.00 | 43.00 | 41.00 | 32.00 | 29.00 | 24.00 | 32.00 | -1.00 | |||||||||||||
1951 | 11.00 | 24.00 | 26.00 | 27.00 | 35.00 | 39.00 | 42.00 | 37.00 | 35.00 | 27.00 | 22.00 | 18.00 | 11.00 | |||||||||||||
1952 | 17.00 | 29.00 | 28.00 | 27.00 | 30.00 | 39.00 | 40.00 | 43.00 | 36.00 | a | 28.00 | 13.00 | 21.00 | 13.00 | a | |||||||||||
1953 | 28.00 | 24.00 | 26.00 | 30.00 | 34.00 | 37.00 | 41.00 | 45.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||||||
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1985 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1986 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1987 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1988 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1989 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1990 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1993 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1998 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1999 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2000 | 25.00 | 27.00 | 30.00 | 30.00 | 36.00 | a | 45.00 | a | 46.00 | 45.00 | a | 34.00 | a | 36.00 | b | 21.00 | c | 28.00 | b | 21.00 | k | |||||
2001 | 25.00 | 25.00 | 27.00 | a | 30.00 | 36.00 | a | 41.00 | a | 46.00 | c | 48.00 | a | 43.00 | c | 37.00 | a | 30.00 | 25.00 | b | 25.00 | m | ||||
2002 | 27.00 | a | 27.00 | a | 25.00 | g | 32.00 | d | 32.00 | e | 41.00 | e | 45.00 | p | 46.00 | d | 45.00 | j | 21.00 | d | 21.00 | h | 27.00 | b | ----- | z |
2003 | 28.00 | d | 21.00 | h | 30.00 | e | 34.00 | a | 34.00 | 43.00 | a | 45.00 | d | 45.00 | c | 41.00 | 27.00 | 25.00 | b | 25.00 | a | ----- | z | |||
2004 | 27.00 | c | 27.00 | a | 34.00 | 34.00 | b | 43.00 | b | 45.00 | f | 55.00 | a | 54.00 | a | 45.00 | c | 37.00 | d | 27.00 | a | 28.00 | b | ----- | z | |
2005 | 19.00 | g | 23.00 | b | 32.00 | b | 32.00 | f | 41.00 | a | 42.00 | 50.00 | 48.00 | a | 36.00 | 39.00 | a | 28.00 | e | 18.00 | 18.00 | y | ||||
2006 | 36.00 | a | 16.00 | a | 28.00 | 32.00 | 34.00 | 45.00 | 46.00 | a | 46.00 | 43.00 | b | 25.00 | 23.00 | 25.00 | f | 16.00 | k | |||||||
2007 | 18.00 | m | 23.00 | c | 28.00 | e | 28.00 | a | 37.00 | 43.00 | 50.00 | 46.00 | 43.00 | d | 30.00 | d | 25.00 | b | 25.00 | ----- | z | |||||
2008 | 21.00 | 28.00 | a | 30.00 | b | 30.00 | b | 36.00 | 43.00 | 45.00 | 43.00 | 39.00 | 34.00 | 28.00 | g | 16.00 | m | 16.00 | y | |||||||
2009 | 27.00 | e | 25.00 | 27.00 | a | 32.00 | c | 37.00 | a | 45.00 | 45.00 | 46.00 | 43.00 | a | 32.00 | 34.00 | ----- | z | ----- | z | ||||||
2010 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 48.00 | x | ----- | z | 46.00 | y | ----- | z | ----- | z | ----- | z | ----- | z |
2011 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2012 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2013 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2014 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2015 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2016 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2017 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2018 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 20.93 | 22.13 | 28.33 | 30.27 | 35.19 | 41.07 | 44.87 | 44.69 | 38.43 | 30.13 | 25.08 | 23.92 | 6.75 | |||||||||||||
S.D. | 10.23 | 7.09 | 2.44 | 2.25 | 3.35 | 3.25 | 4.37 | 3.84 | 4.47 | 5.49 | 5.27 | 4.56 | 6.45 | |||||||||||||
SKEW | -0.86 | -1.67 | 0.88 | 0.16 | 0.78 | -0.40 | 0.70 | 0.33 | 0.05 | 0.11 | -0.48 | 0.04 | -0.24 | |||||||||||||
MAX | 36.00 | 29.00 | 34.00 | 34.00 | 43.00 | 45.00 | 55.00 | 54.00 | 45.00 | 39.00 | 34.00 | 32.00 | 13.00 | |||||||||||||
MIN | -1.00 | 2.00 | 25.00 | 27.00 | 30.00 | 35.00 | 39.00 | 37.00 | 32.00 | 21.00 | 13.00 | 18.00 | -1.00 | |||||||||||||
YRS | 14 | 15 | 15 | 15 | 16 | 14 | 15 | 16 | 14 | 15 | 13 | 12 | 4 |