YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 66.05 | k | 62.96 | d | 50.88 | a | 43.34 | 52.39 | i | |
1942 | 39.00 | a | 41.39 | 48.19 | 57.87 | 67.05 | 77.70 | 78.79 | 77.24 | j | ----- | z | ----- | z | ----- | z | ----- | z | 58.57 | e | ||||||
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 | 70.21 | 79.93 | 80.47 | 79.85 | 70.83 | 60.76 | 46.87 | 46.61 | 66.94 | d | ||||||||
1949 | 32.32 | 45.43 | 53.05 | 56.73 | 70.16 | 76.45 | a | 79.48 | 76.79 | 69.91 | b | 58.52 | 54.65 | 42.24 | 59.64 | |||||||||||
1950 | 45.89 | 49.68 | 51.76 | 59.93 | 68.81 | 76.88 | 75.98 | 76.29 | 70.55 | 66.66 | 50.57 | 44.47 | 61.46 | |||||||||||||
1951 | 39.69 | 45.45 | 50.03 | 58.12 | 68.60 | 77.68 | 82.23 | 80.31 | 73.30 | 64.47 | a | 47.48 | a | 44.18 | 60.96 | |||||||||||
1952 | 47.05 | 46.07 | 48.65 | 58.80 | 68.00 | 80.45 | 77.42 | 82.63 | 70.37 | 61.13 | 46.00 | 42.32 | 60.74 | |||||||||||||
1953 | 49.11 | 43.59 | 56.29 | 59.73 | 67.95 | 82.65 | 81.32 | 79.31 | 73.25 | 62.17 | a | 51.42 | 39.24 | 62.17 | ||||||||||||
1954 | 45.16 | 51.18 | 51.71 | 65.85 | 65.85 | 76.50 | 81.23 | 78.55 | 74.98 | 62.82 | 51.48 | 44.21 | 62.46 | |||||||||||||
1955 | 40.16 | 42.43 | a | 53.14 | b | 62.92 | 69.21 | 76.53 | 78.13 | 77.55 | 73.63 | 61.88 | b | 48.73 | 46.00 | 60.86 | ||||||||||
1956 | 43.58 | 40.52 | b | 53.57 | a | 59.18 | 73.37 | 80.58 | 81.05 | 79.10 | 74.22 | 64.95 | 47.73 | 44.84 | 61.89 | |||||||||||
1957 | 42.58 | a | 51.98 | 52.00 | 57.88 | b | 66.66 | 76.48 | 80.98 | a | 78.48 | 70.05 | 58.55 | 44.33 | 45.85 | 60.49 | ||||||||||
1958 | 38.89 | 43.34 | 44.34 | 57.13 | 69.92 | 79.83 | 82.18 | 79.77 | 71.50 | 58.69 | 52.56 | u | ----- | z | 62.56 | b | ||||||||||
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 | 43.95 | l | 54.31 | k | 55.76 | f | 62.06 | m | 74.79 | j | 76.94 | m | 82.00 | e | 81.33 | j | 76.48 | g | 63.70 | k | 45.00 | h | 41.07 | i | 82.00 | k |
2001 | 41.22 | f | 48.54 | d | 47.11 | h | 63.64 | l | 73.20 | u | 83.85 | t | 87.21 | s | 83.93 | x | 76.75 | v | 64.00 | w | 44.58 | x | 43.88 | r | 48.54 | k |
2002 | 45.47 | n | 41.81 | l | 46.28 | v | ----- | 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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | 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 | 78.67 | d | 79.73 | a | 72.23 | d | 59.75 | e | 53.37 | c | 43.50 | a | 64.54 | f |
2013 | 41.17 | e | 45.25 | d | 52.57 | d | 60.74 | e | 70.10 | a | 80.71 | f | 77.40 | e | 78.84 | b | 72.62 | f | 60.52 | h | 49.29 | i | 41.65 | g | 60.87 | e |
2014 | 40.60 | 49.88 | h | 51.64 | c | 59.92 | e | 68.85 | e | 79.91 | h | 79.92 | f | 79.31 | d | 72.62 | r | 63.71 | g | 47.52 | f | 44.19 | j | 60.06 | g | |
2015 | 43.55 | k | 46.26 | g | 53.69 | j | 59.28 | g | 65.41 | o | 76.34 | e | 81.10 | a | 79.04 | d | 75.94 | d | 62.32 | f | 49.50 | k | 44.02 | e | 71.29 | g |
2016 | 42.46 | e | 47.79 | a | 54.50 | e | 60.83 | d | 66.60 | f | 78.00 | f | 84.33 | a | 77.48 | h | 70.70 | g | 66.24 | h | 53.48 | f | 43.88 | f | 57.98 | g |
2017 | 46.10 | f | 52.84 | c | 56.35 | k | 61.98 | h | 68.34 | c | 80.02 | d | 79.33 | e | 76.20 | k | 74.08 | f | 59.20 | i | 55.64 | h | 44.12 | e | 64.93 | g |
2018 | 41.77 | c | 46.77 | b | 56.67 | b | 60.48 | e | 77.00 | f | 82.28 | e | 81.96 | f | 80.13 | d | 71.04 | q | 60.62 | n | 46.52 | f | 42.07 | d | 58.60 | e |
2019 | 43.10 | a | 46.64 | c | 48.21 | j | 63.46 | d | 68.78 | k | 77.22 | g | 81.52 | c | 84.16 | f | 76.96 | b | 59.63 | d | 49.13 | 45.97 | b | 58.30 | d | |
2020 | 44.71 | 44.45 | 56.23 | 61.88 | 73.42 | a | 79.48 | 84.60 | 82.65 | 70.57 | a | 61.91 | b | 54.55 | 43.03 | 63.12 | ||||||||||
2021 | 40.74 | 41.92 | b | 53.08 | 58.62 | 69.82 | 79.23 | 77.00 | 77.89 | 73.88 | 64.60 | 53.05 | 52.00 | 61.82 | ||||||||||||
2022 | 40.10 | 40.23 | 51.05 | 64.55 | 74.47 | 80.45 | a | 84.22 | a | 79.37 | 74.10 | a | 61.21 | 46.92 | 44.18 | a | 61.74 | |||||||||
2023 | 44.00 | 45.25 | 54.13 | 59.90 | a | 70.76 | 79.97 | a | 84.82 | a | 83.42 | a | 77.22 | 64.45 | c | 51.55 | 46.13 | 63.46 | ||||||||
2024 | 39.86 | b | 49.98 | 59.94 | 62.35 | 91.05 | t | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 53.03 | h | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 42.00 | 45.94 | 52.63 | 60.33 | 69.55 | 78.92 | 80.62 | 79.45 | 72.97 | 61.95 | 49.92 | 44.42 | 61.60 | |||||||||||||
S.D. | 3.54 | 3.65 | 3.40 | 2.44 | 2.28 | 2.04 | 2.53 | 1.82 | 2.36 | 2.42 | 3.08 | 2.49 | 1.07 | |||||||||||||
SKEW | -0.45 | 0.25 | -0.25 | 0.61 | 0.64 | 0.13 | 0.00 | 0.58 | 0.30 | 0.18 | -0.07 | 1.00 | 0.05 | |||||||||||||
MAX | 49.11 | 52.84 | 59.94 | 65.85 | 74.47 | 82.65 | 84.82 | 83.42 | 77.22 | 66.66 | 54.65 | 52.00 | 63.46 | |||||||||||||
MIN | 32.32 | 40.23 | 44.34 | 56.73 | 65.85 | 76.34 | 75.98 | 76.29 | 69.91 | 58.52 | 44.33 | 39.24 | 59.64 | |||||||||||||
YRS | 21 | 22 | 20 | 21 | 19 | 19 | 23 | 20 | 18 | 18 | 17 | 20 | 13 |