YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | 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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | 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 | ----- | 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 | 3.00 | 10.00 | 17.00 | ----- | z | 45.00 | b | 50.00 | a | 25.00 | 14.00 | 4.00 | -1.00 | a | ----- | z | ||||||
1971 | -19.00 | b | -6.00 | 1.00 | 16.00 | a | 27.00 | a | 39.00 | 40.00 | 47.00 | a | 22.00 | a | 10.00 | a | 15.00 | b | -5.00 | -19.00 | i | |||||
1972 | -17.00 | a | -5.00 | b | ----- | z | 16.00 | 23.00 | 44.00 | 41.00 | 40.00 | 30.00 | 22.00 | b | 2.00 | ----- | z | ----- | z | |||||||
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9.00 | -6.00 | a | ----- | z | |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 50.00 | 48.00 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
1976 | -7.00 | ----- | 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 | -20.00 | a | ----- | 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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 6.00 | a | -4.00 | e | ----- | z |
2001 | 9.00 | b | -4.00 | c | 17.00 | b | 26.00 | c | 29.00 | i | 38.00 | j | 57.00 | 53.00 | l | 38.00 | h | 25.00 | l | 3.00 | d | 11.00 | f | ----- | z | |
2002 | 2.00 | b | -4.00 | c | -4.00 | b | 18.00 | f | 30.00 | k | 46.00 | k | 54.00 | e | 49.00 | c | 38.00 | b | 12.00 | b | 7.00 | f | 13.00 | f | ----- | z |
2003 | 8.00 | e | -10.00 | g | 6.00 | a | 19.00 | b | 31.00 | c | 41.00 | 54.00 | d | 51.00 | e | 32.00 | 24.00 | e | -2.00 | d | 8.00 | d | ----- | z | ||
2004 | -9.00 | a | -4.00 | b | 24.00 | h | 18.00 | 29.00 | a | 40.00 | a | 47.00 | 43.00 | c | 36.00 | 28.00 | b | 7.00 | b | 8.00 | h | ----- | z | |||
2005 | -3.00 | i | 17.00 | c | 15.00 | b | 22.00 | a | 26.00 | f | 40.00 | d | 49.00 | e | 48.00 | b | 40.00 | e | 27.00 | d | 15.00 | e | -8.00 | l | ----- | z |
2006 | 14.00 | c | -12.00 | b | 6.00 | d | 24.00 | e | 30.00 | d | 44.00 | e | 53.00 | c | 48.00 | c | 33.00 | d | 20.00 | c | -0.00 | g | 10.00 | l | ----- | z |
2007 | -4.00 | e | -9.00 | b | 15.00 | c | 18.00 | c | 33.00 | c | 36.00 | d | 54.00 | c | 52.00 | c | 39.00 | f | 25.00 | b | 8.00 | g | 3.00 | h | ----- | z |
2008 | -2.00 | k | 7.00 | k | 14.00 | h | 15.00 | d | 21.00 | e | 42.00 | b | 49.00 | c | 49.00 | 40.00 | e | 23.00 | e | 15.00 | e | -10.00 | b | ----- | z | |
2009 | -2.00 | g | 8.00 | a | 8.00 | c | 15.00 | e | 34.00 | c | 41.00 | b | 49.00 | 46.00 | 36.00 | c | 13.00 | d | 17.00 | c | -11.00 | d | ----- | z | ||
2010 | -6.00 | d | 2.00 | b | 15.00 | 20.00 | 28.00 | e | 42.00 | 48.00 | 47.00 | 44.00 | c | 26.00 | c | 4.00 | a | -3.00 | g | -6.00 | y | |||||
2011 | -2.00 | a | -18.00 | 14.00 | a | 17.00 | 26.00 | a | 47.00 | a | 54.00 | 56.00 | a | 40.00 | 18.00 | 17.00 | -3.00 | -18.00 | e | |||||||
2012 | 1.00 | a | 6.00 | a | 17.00 | 28.00 | 35.00 | b | 42.00 | 54.00 | 47.00 | 42.00 | a | 24.00 | a | 13.00 | 1.00 | b | 1.00 | h | ||||||
2013 | -3.00 | a | 8.00 | 5.00 | a | 5.00 | b | 20.00 | 41.00 | 51.00 | a | 53.00 | 37.00 | a | 26.00 | b | 9.00 | -8.00 | -8.00 | h | ||||||
2014 | -6.00 | d | -17.00 | i | -0.00 | 18.00 | b | 28.00 | ----- | z | 52.00 | f | 52.00 | a | 30.00 | 26.00 | -8.00 | -12.00 | ----- | z | ||||||
2015 | -3.00 | a | 1.00 | 6.00 | b | 24.00 | 25.00 | 51.00 | 50.00 | a | 46.00 | b | 38.00 | 31.00 | a | 9.00 | a | 7.00 | -3.00 | h | ||||||
2016 | 8.00 | 7.00 | a | 16.00 | 24.00 | 27.00 | a | 47.00 | 53.00 | 44.00 | 36.00 | c | 27.00 | 14.00 | a | -11.00 | -11.00 | f | ||||||||
2017 | -1.00 | 10.00 | a | 15.00 | b | 25.00 | 32.00 | 46.00 | b | 55.00 | f | 51.00 | 41.00 | a | 15.00 | 21.00 | 1.00 | d | -1.00 | p | ||||||
2018 | -6.00 | -7.00 | 16.00 | c | 15.00 | 38.00 | 44.00 | a | 51.00 | i | 50.00 | 39.00 | 18.00 | f | 14.00 | a | 7.00 | k | ----- | z | ||||||
2019 | -6.00 | -5.00 | a | -6.00 | 13.00 | d | 23.00 | e | 39.00 | c | 52.00 | a | 50.00 | b | 40.00 | a | 2.00 | 6.00 | 2.00 | -6.00 | q | |||||
2020 | 14.00 | o | -3.00 | c | 12.00 | a | 8.00 | d | 28.00 | b | 34.00 | a | 50.00 | a | 44.00 | c | 25.00 | 15.00 | h | 9.00 | -0.00 | ----- | z | |||
2021 | -1.00 | -23.00 | 9.00 | h | 12.00 | c | 29.00 | 44.00 | 53.00 | b | 49.00 | m | 40.00 | x | 26.00 | a | 16.00 | a | 7.00 | h | ----- | z | ||||
2022 | -10.00 | a | -15.00 | c | -4.00 | b | 10.00 | 29.00 | i | 39.00 | 53.00 | 53.00 | 36.00 | o | 30.00 | h | 4.00 | a | -15.00 | b | ----- | z | ||||
2023 | -10.00 | -12.00 | a | 11.00 | 13.00 | 35.00 | 42.00 | 49.00 | a | 48.00 | 44.00 | 8.00 | a | 10.00 | h | 10.00 | e | -12.00 | p | |||||||
2024 | -18.00 | q | 6.00 | c | 11.00 | j | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | -3.83 | -2.70 | 8.36 | 17.24 | 28.14 | 42.05 | 50.38 | 48.48 | 35.82 | 20.32 | 9.13 | -3.17 | 0.0 | |||||||||||||
S.D. | 8.63 | 9.80 | 7.52 | 5.94 | 5.29 | 3.79 | 4.12 | 3.56 | 6.19 | 7.69 | 6.87 | 7.28 | 0.0 | |||||||||||||
SKEW | 0.05 | -0.06 | -0.50 | -0.05 | -0.19 | 0.19 | -0.99 | -0.24 | -0.79 | -0.78 | -0.49 | 0.20 | 0.00 | |||||||||||||
MAX | 14.00 | 17.00 | 17.00 | 28.00 | 38.00 | 51.00 | 57.00 | 56.00 | 44.00 | 31.00 | 21.00 | 10.00 | -9999 | |||||||||||||
MIN | -20.00 | -23.00 | -6.00 | 5.00 | 17.00 | 34.00 | 40.00 | 40.00 | 22.00 | 2.00 | -8.00 | -15.00 | 9999 | |||||||||||||
YRS | 23 | 23 | 22 | 25 | 22 | 22 | 24 | 25 | 22 | 22 | 24 | 18 | 0 |