YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | ----- | 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 | 32.00 | 40.00 | 40.00 | a | 45.00 | c | 47.00 | 45.00 | b | 44.00 | ----- | z | 35.00 | c | ----- | z | ||||
2000 | 38.00 | b | 36.00 | a | 36.00 | 40.00 | 41.00 | c | 42.00 | c | 45.00 | c | 47.00 | b | 47.00 | 41.00 | 34.00 | b | 40.00 | a | 34.00 | q | ||||
2001 | 36.00 | 33.00 | a | 38.00 | a | 33.00 | a | 44.00 | e | 45.00 | d | 47.00 | a | 47.00 | a | 46.00 | a | 45.00 | b | 40.00 | k | 37.00 | ----- | z | ||
2002 | 30.00 | a | 34.00 | ----- | z | 36.00 | c | 40.00 | a | ----- | z | ----- | z | ----- | z | 46.00 | q | 44.00 | 42.00 | c | 37.00 | b | ----- | z | ||
2003 | 38.00 | a | 37.00 | a | ----- | z | 36.00 | c | 39.00 | ----- | z | ----- | z | ----- | z | 50.00 | q | 40.00 | 36.00 | 35.00 | ----- | z | ||||
2004 | ----- | z | 38.00 | 40.00 | 39.00 | 43.00 | j | ----- | z | ----- | z | ----- | z | 46.00 | o | 41.00 | 37.00 | g | 36.00 | ----- | z | |||||
2005 | 34.00 | 40.00 | 39.00 | a | 37.00 | f | 42.00 | b | ----- | z | ----- | z | ----- | z | 44.00 | j | 44.00 | a | 39.00 | 35.00 | ----- | z | ||||
2006 | 38.00 | a | 33.00 | 28.00 | ----- | z | 41.00 | y | 46.00 | 45.00 | a | 44.00 | b | 44.00 | 43.00 | b | 32.00 | e | 33.00 | b | ----- | z | ||||
2007 | 28.00 | 32.00 | b | 32.00 | 36.00 | 40.00 | d | 41.00 | o | ----- | z | ----- | z | 44.00 | t | 40.00 | b | 35.00 | b | 33.00 | m | ----- | z | |||
2008 | 34.00 | h | 35.00 | 35.00 | 32.00 | i | 38.00 | a | ----- | z | ----- | z | ----- | z | 44.00 | o | 41.00 | b | 41.00 | c | 33.00 | n | ----- | z | ||
2009 | 32.00 | 32.00 | 32.00 | 35.00 | j | 43.00 | d | 45.00 | 43.00 | a | 44.00 | a | 43.00 | 40.00 | g | 37.00 | a | 29.00 | a | 29.00 | y | |||||
2010 | 38.00 | 38.00 | 33.00 | 35.00 | a | 36.00 | l | ----- | z | ----- | z | ----- | z | 46.00 | n | 43.00 | p | 29.00 | 33.00 | a | ----- | z | ||||
2011 | 31.00 | i | 27.00 | b | 37.00 | e | 33.00 | a | 39.00 | ----- | z | ----- | z | ----- | z | 46.00 | m | 44.00 | i | 35.00 | 36.00 | ----- | z | |||
2012 | 31.00 | g | 33.00 | a | 34.00 | 33.00 | 39.00 | l | ----- | z | ----- | z | ----- | z | 42.00 | m | 42.00 | 36.00 | a | 30.00 | o | ----- | z | |||
2013 | 32.00 | a | 32.00 | 36.00 | 37.00 | c | 38.00 | a | 45.00 | 43.00 | 46.00 | 45.00 | 40.00 | a | 40.00 | 26.00 | d | 26.00 | j | |||||||
2014 | 39.00 | i | 34.00 | 39.00 | 38.00 | h | 42.00 | e | ----- | z | ----- | z | 52.00 | v | 48.00 | 46.00 | 43.00 | l | 35.00 | d | ----- | z | ||||
2015 | 40.00 | l | 40.00 | b | 41.00 | a | 38.00 | a | 41.00 | ----- | z | ----- | z | ----- | z | 48.00 | h | 51.00 | 34.00 | 33.00 | a | ----- | z | |||
2016 | 32.00 | u | 37.00 | 38.00 | b | 41.00 | b | 43.00 | e | ----- | z | ----- | z | 46.00 | v | 45.00 | b | 45.00 | m | 40.00 | 31.00 | ----- | z | |||
2017 | 32.00 | e | 33.00 | b | 35.00 | 37.00 | a | 40.00 | a | ----- | z | ----- | z | ----- | z | 46.00 | d | 44.00 | l | 38.00 | a | 36.00 | ----- | z | ||
2018 | 37.00 | b | 30.00 | a | 33.00 | k | 38.00 | a | 42.00 | a | ----- | z | ----- | z | ----- | z | 44.00 | j | 42.00 | 42.00 | j | 37.00 | ----- | z | ||
2019 | 38.00 | j | 27.00 | a | 33.00 | 40.00 | l | 42.00 | a | ----- | z | ----- | z | ----- | z | 41.00 | g | 38.00 | e | 32.00 | 32.00 | ----- | z | |||
2020 | 29.00 | 31.00 | 33.00 | 35.00 | b | 40.00 | b | 43.00 | c | 46.00 | c | 46.00 | a | 47.00 | 44.00 | g | 38.00 | 36.00 | a | 29.00 | s | |||||
2021 | 30.00 | b | 36.00 | 32.00 | l | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 33.71 | 34.00 | 35.50 | 36.19 | 40.78 | 43.71 | 44.86 | 45.86 | 45.60 | 42.63 | 36.35 | 34.32 | 0.0 | |||||||||||||
S.D. | 3.73 | 3.59 | 3.37 | 2.64 | 1.73 | 2.14 | 1.46 | 1.35 | 1.51 | 3.10 | 3.53 | 3.22 | 0.0 | |||||||||||||
SKEW | -0.07 | -0.18 | -0.29 | 0.11 | 0.07 | -0.71 | -0.08 | -0.62 | -0.10 | 1.12 | -0.27 | -0.89 | 0.00 | |||||||||||||
MAX | 38.00 | 40.00 | 41.00 | 41.00 | 44.00 | 46.00 | 47.00 | 47.00 | 48.00 | 51.00 | 42.00 | 40.00 | -9999 | |||||||||||||
MIN | 28.00 | 27.00 | 28.00 | 32.00 | 38.00 | 40.00 | 43.00 | 44.00 | 43.00 | 38.00 | 29.00 | 26.00 | 9999 | |||||||||||||
YRS | 14 | 22 | 18 | 16 | 18 | 7 | 7 | 7 | 10 | 16 | 17 | 19 | 0 |