YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 35.00 | 28.00 | a | 18.00 | -1.00 | ----- | z | |||
1940 | -17.00 | a | -20.00 | 3.00 | 21.00 | b | 34.00 | a | 49.00 | 52.00 | ----- | z | 38.00 | 36.00 | 2.00 | a | -20.00 | a | ----- | z | ||||||
1941 | -3.00 | -14.00 | d | -5.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 46.00 | 51.00 | a | 47.00 | 28.00 | 20.00 | 2.00 | -4.00 | d | ----- | z | |||||
1943 | -25.00 | d | -10.00 | -10.00 | 24.00 | 36.00 | 49.00 | 55.00 | 48.00 | 39.00 | 29.00 | 8.00 | a | -4.00 | -25.00 | e | ||||||||||
1944 | -6.00 | -1.00 | 3.00 | a | ----- | z | ----- | z | ----- | z | ----- | z | 52.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 57.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | 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 | -13.00 | ----- | 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 | -12.00 | d | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | -14.00 | ----- | z | |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 48.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
1969 | ----- | z | ----- | z | ----- | z | 27.00 | ----- | z | ----- | z | ----- | z | ----- | z | 43.00 | ----- | z | 10.00 | -0.00 | b | ----- | z | |||
1970 | -26.00 | -16.00 | 10.00 | ----- | z | 34.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 8.00 | ----- | z | ----- | z | |||||
1971 | -22.00 | -27.00 | 2.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 40.00 | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1972 | -24.00 | e | -18.00 | a | -13.00 | ----- | 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 | 50.00 | ----- | 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 | 52.00 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 47.00 | 56.00 | 49.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||
1978 | -16.00 | -15.00 | ----- | z | ----- | z | 33.00 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 14.00 | ----- | z | ----- | z | |
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 52.00 | ----- | z | ----- | z | 15.00 | -5.00 | a | ----- | 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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2001 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2002 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2003 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2004 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2005 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2006 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2007 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2008 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2009 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2010 | ----- | z | ----- | z | 15.00 | a | 31.00 | b | 34.00 | a | 56.00 | g | 63.00 | a | 56.00 | 45.00 | 30.00 | 15.00 | -27.00 | ----- | z | |||||
2011 | -14.00 | -15.00 | 7.00 | 32.00 | 33.00 | 51.00 | 62.00 | 59.00 | 40.00 | 33.00 | 21.00 | 5.00 | -15.00 | |||||||||||||
2012 | -11.00 | g | 7.00 | a | 20.00 | e | 32.00 | 44.00 | f | 49.00 | e | 62.00 | 52.00 | a | 38.00 | a | 28.00 | 15.00 | 5.00 | ----- | z | |||||
2013 | -5.00 | f | -8.00 | 4.00 | e | 23.00 | b | 33.00 | 47.00 | 52.00 | a | 56.00 | b | 44.00 | c | 30.00 | f | 7.00 | i | -13.00 | ----- | z | ||||
2014 | -22.00 | f | -16.00 | d | -14.00 | 26.00 | g | 41.00 | 55.00 | d | 55.00 | 55.00 | d | 39.00 | f | 32.00 | e | 7.00 | g | -6.00 | j | ----- | z | |||
2015 | -8.00 | f | -15.00 | d | -10.00 | g | 28.00 | d | 40.00 | g | 52.00 | f | 52.00 | h | 52.00 | i | 37.00 | i | 33.00 | j | 18.00 | d | 9.00 | l | ----- | z |
2016 | -10.00 | d | -0.00 | q | 10.00 | i | 20.00 | n | 36.00 | i | 57.00 | g | 59.00 | i | 55.00 | j | 52.00 | l | 41.00 | h | 19.00 | j | -2.00 | k | ----- | z |
2017 | -0.00 | l | 10.00 | g | 14.00 | 36.00 | i | 38.00 | c | 52.00 | h | 61.00 | 52.00 | 46.00 | a | 32.00 | 16.00 | -11.00 | ----- | z | ||||||
2018 | -8.00 | i | -1.00 | 16.00 | 16.00 | 43.00 | 56.00 | b | 59.00 | 57.00 | 42.00 | 25.00 | b | 17.00 | 10.00 | a | -8.00 | n | ||||||||
2019 | -30.00 | -30.00 | -15.00 | 29.00 | 41.00 | 53.00 | b | 62.00 | 58.00 | 53.00 | 29.00 | c | 8.00 | -2.00 | -30.00 | e | ||||||||||
2020 | -0.00 | a | -10.00 | c | 13.00 | 26.00 | a | 36.00 | 52.00 | c | 62.00 | 57.00 | 45.00 | 25.00 | b | 24.00 | b | 4.00 | -10.00 | l | ||||||
2021 | 6.00 | -18.00 | c | 19.00 | 27.00 | b | 42.00 | k | 54.00 | g | 62.00 | g | 60.00 | c | 48.00 | f | 35.00 | c | 20.00 | b | 4.00 | c | ----- | z | ||
2022 | -15.00 | -3.00 | d | 4.00 | a | 30.00 | 41.00 | c | 56.00 | a | 62.00 | 62.00 | 43.00 | 29.00 | 14.00 | -10.00 | -15.00 | i | ||||||||
2023 | -9.00 | d | -9.00 | a | 11.00 | 29.00 | c | 38.00 | a | 48.00 | a | 57.00 | 58.00 | 50.00 | a | 28.00 | 15.00 | 19.00 | f | -9.00 | q | |||||
2024 | -6.00 | 12.00 | 16.00 | b | 33.00 | a | 43.00 | q | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | -13.47 | -11.43 | 5.00 | 27.20 | 36.79 | 50.43 | 57.65 | 53.84 | 41.81 | 29.27 | 13.68 | -4.88 | -15.00 | |||||||||||||
S.D. | 9.95 | 10.09 | 11.24 | 4.65 | 3.53 | 3.44 | 4.29 | 4.98 | 5.88 | 4.10 | 5.98 | 9.85 | 0.0 | |||||||||||||
SKEW | 0.14 | 0.52 | -0.52 | -0.92 | 0.43 | 0.51 | -0.22 | -0.39 | -0.34 | -0.40 | -0.49 | -0.61 | 0.00 | |||||||||||||
MAX | 6.00 | 12.00 | 20.00 | 33.00 | 43.00 | 56.00 | 63.00 | 62.00 | 53.00 | 36.00 | 24.00 | 10.00 | -15.00 | |||||||||||||
MIN | -30.00 | -30.00 | -15.00 | 16.00 | 33.00 | 46.00 | 51.00 | 43.00 | 28.00 | 20.00 | 2.00 | -27.00 | -15.00 | |||||||||||||
YRS | 17 | 21 | 20 | 15 | 14 | 14 | 17 | 19 | 16 | 15 | 19 | 17 | 1 |