YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1936 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 70.22 | 59.03 | a | 46.40 | a | 42.40 | 54.51 | h | ||
1937 | 37.60 | 45.95 | 49.47 | 60.22 | 68.87 | 76.50 | 82.03 | 81.44 | 74.22 | 63.27 | 51.85 | 43.17 | a | 61.21 | ||||||||||||
1938 | 42.06 | 47.43 | 53.45 | 60.00 | a | 68.95 | 78.28 | 78.45 | a | 79.37 | 71.13 | 63.32 | a | 45.97 | 45.27 | a | 61.14 | |||||||||
1939 | 40.90 | 39.86 | 53.26 | 61.07 | 69.81 | 79.68 | 81.89 | 79.65 | a | 74.98 | 61.97 | a | 51.35 | 46.83 | a | 61.77 | ||||||||||
1940 | 41.22 | a | 48.14 | 55.32 | a | 60.80 | 71.03 | a | 78.00 | d | 82.74 | 79.92 | a | 74.43 | b | 64.13 | 49.57 | 48.13 | 62.78 | |||||||
1941 | 43.55 | a | 50.05 | 51.82 | 57.71 | a | 70.34 | 76.27 | 80.15 | 78.31 | 73.60 | a | 62.35 | a | 52.00 | 44.61 | 61.73 | |||||||||
1942 | 44.81 | 45.39 | 51.65 | 60.45 | 68.61 | 79.25 | 82.97 | 78.18 | 71.47 | 61.85 | a | 54.07 | 46.27 | 62.08 | ||||||||||||
1943 | 45.39 | 51.11 | 54.19 | 65.23 | 71.00 | a | 78.55 | 81.05 | 82.85 | 73.47 | a | 61.24 | 49.40 | 41.40 | a | 62.91 | ||||||||||
1944 | 39.58 | 45.81 | 51.76 | 57.73 | 67.74 | b | 76.75 | 80.84 | 79.74 | 71.62 | 63.24 | 47.16 | b | 41.16 | b | 60.26 | ||||||||||
1945 | 42.45 | a | 47.20 | c | 49.66 | 56.88 | 67.50 | 73.47 | 80.11 | 80.55 | a | 72.80 | 61.42 | 50.35 | 40.10 | 60.21 | ||||||||||
1946 | 38.68 | 45.02 | 52.98 | 65.40 | 67.74 | 79.60 | 78.87 | 76.97 | 76.00 | 60.62 | a | 50.03 | k | 45.58 | 62.50 | a | ||||||||||
1947 | 39.52 | a | 48.62 | 53.58 | a | 60.75 | 71.31 | 76.28 | 82.97 | 79.13 | a | 74.65 | 65.00 | 46.47 | 39.31 | 61.47 | ||||||||||
1948 | 36.23 | a | 42.02 | a | 48.39 | 63.90 | a | 70.21 | 78.75 | 81.53 | 80.79 | 74.35 | 61.63 | 44.28 | a | 43.92 | 60.50 | |||||||||
1949 | 34.71 | g | 45.04 | 53.62 | k | 60.10 | a | 68.90 | a | 77.33 | 80.82 | 79.27 | 73.70 | 59.68 | 54.20 | h | 40.92 | 65.09 | c | |||||||
1950 | 44.15 | 49.39 | 54.53 | 63.07 | 67.26 | 79.03 | 78.39 | 77.97 | 71.47 | 66.40 | 53.18 | 47.57 | a | 62.70 | ||||||||||||
1951 | 42.50 | 44.75 | 51.50 | 59.22 | 69.71 | 76.40 | 84.82 | 80.50 | 75.13 | 64.18 | 48.65 | 42.89 | 61.69 | |||||||||||||
1952 | 45.27 | 44.14 | a | 47.11 | 59.80 | 68.82 | 78.98 | 79.74 | 80.53 | 73.62 | 63.02 | 47.03 | 40.06 | 60.68 | ||||||||||||
1953 | 45.52 | 44.04 | 53.89 | 60.22 | 63.69 | 78.91 | a | 81.77 | 78.02 | 73.43 | 60.98 | 50.83 | 35.94 | 60.60 | ||||||||||||
1954 | 42.29 | 50.23 | 50.42 | 63.90 | 69.44 | 76.83 | 81.73 | 77.53 | 74.87 | 64.58 | 51.70 | 42.23 | 62.15 | |||||||||||||
1955 | 37.92 | 41.20 | 52.02 | e | 58.88 | 66.40 | 74.93 | 78.16 | 78.53 | 73.57 | 63.23 | 50.83 | 44.98 | 60.05 | ||||||||||||
1956 | 45.05 | 41.10 | 52.95 | 57.95 | 69.94 | 80.68 | 79.52 | 76.61 | 73.78 | 62.65 | 45.32 | 40.73 | 60.52 | |||||||||||||
1957 | 45.26 | 54.36 | 52.29 | 58.80 | 65.13 | 77.53 | a | 82.03 | 77.13 | 70.52 | a | 59.15 | 45.72 | 42.82 | 60.89 | |||||||||||
1958 | 38.97 | 48.20 | 47.84 | 58.20 | 69.18 | 80.40 | 81.35 | 80.21 | 71.57 | 60.32 | 50.09 | a | 44.84 | 60.93 | ||||||||||||
1959 | 43.39 | 46.00 | 50.63 | 62.02 | 67.47 | 79.85 | 80.74 | 78.08 | 72.53 | 62.37 | 47.90 | 42.21 | 61.10 | |||||||||||||
1960 | 38.29 | 41.17 | 54.81 | 61.32 | 67.00 | a | 80.83 | 79.10 | 80.45 | 73.83 | 60.61 | 51.42 | 34.58 | 60.28 | ||||||||||||
1961 | 39.02 | a | 45.80 | 51.90 | 59.82 | 68.19 | 77.78 | 80.31 | 78.10 | 68.92 | 59.95 | 44.37 | 42.50 | 59.72 | ||||||||||||
1962 | 37.63 | 49.61 | 46.87 | 62.37 | 66.65 | 74.57 | 77.98 | 79.26 | 71.83 | 62.44 | 52.47 | 43.65 | 60.44 | |||||||||||||
1963 | 37.77 | 47.09 | 51.18 | 59.90 | 69.69 | 75.20 | 82.97 | 78.16 | 73.63 | 64.26 | 50.67 | a | 40.06 | 60.88 | ||||||||||||
1964 | 35.69 | 36.50 | b | 48.53 | 57.63 | 68.39 | 75.13 | 80.97 | 78.95 | 71.72 | 61.18 | 49.18 | 41.23 | 58.76 | ||||||||||||
1965 | 43.33 | a | 43.54 | 48.05 | 59.90 | 67.06 | 73.00 | 81.55 | 78.26 | 71.08 | 60.50 | 53.77 | 42.40 | 60.20 | ||||||||||||
1966 | 37.31 | 39.39 | 52.34 | 60.23 | 69.06 | 76.13 | 82.79 | 77.95 | 71.92 | 60.08 | 53.07 | 41.94 | 60.18 | |||||||||||||
1967 | 40.90 | 46.86 | 56.73 | 61.87 | 66.40 | 75.27 | 82.05 | 76.56 | 70.22 | 61.26 | 51.08 | 37.89 | 60.59 | |||||||||||||
1968 | 41.29 | 48.84 | 49.87 | 56.45 | 66.92 | a | 77.32 | 78.77 | 76.02 | 70.32 | 62.82 | 49.87 | 38.44 | 59.74 | ||||||||||||
1969 | 45.26 | 44.88 | 46.50 | 62.50 | 68.79 | 76.98 | 81.63 | 82.73 | 73.38 | 61.95 | 48.92 | 43.29 | 61.40 | |||||||||||||
1970 | 40.98 | 46.43 | 49.24 | 56.57 | 67.47 | 75.85 | 81.31 | 79.32 | 72.12 | 55.42 | 49.50 | 44.60 | 59.90 | |||||||||||||
1971 | 42.03 | 45.41 | 53.27 | a | 57.13 | 66.35 | 76.77 | 81.89 | 77.44 | 72.88 | a | 58.60 | 49.52 | 41.32 | 60.22 | |||||||||||
1972 | 42.77 | 46.67 | 58.34 | 60.73 | 67.63 | 75.92 | 80.50 | 76.47 | 70.05 | i | 63.82 | 45.17 | a | 42.35 | 60.03 | a | ||||||||||
1973 | 38.05 | 43.02 | 48.70 | a | 54.48 | 66.44 | 75.47 | 78.52 | 77.65 | 73.42 | 61.71 | 51.47 | 42.06 | 59.25 | ||||||||||||
1974 | 40.74 | 41.91 | 55.89 | 59.37 | 70.60 | 79.78 | 77.82 | 74.71 | 69.43 | 60.60 | 48.73 | 37.58 | 59.76 | |||||||||||||
1975 | 37.58 | 43.57 | 49.24 | 54.00 | 63.89 | 75.53 | 77.53 | 78.06 | 68.30 | 59.97 | 49.00 | 41.02 | 58.14 | |||||||||||||
1976 | 40.11 | ----- | z | 51.55 | 58.88 | 66.39 | 76.74 | a | 77.69 | 77.97 | 70.60 | 55.87 | 45.57 | 38.75 | a | 60.01 | a | |||||||||
1977 | 40.10 | 45.41 | 48.19 | 59.77 | b | 66.08 | 77.82 | 79.78 | a | 80.53 | 74.10 | a | 62.92 | 52.27 | 45.60 | 61.05 | ||||||||||
1978 | ----- | z | 44.55 | 54.18 | 61.78 | 68.02 | 80.37 | 83.05 | 77.76 | 69.73 | 62.82 | a | 54.04 | b | 39.92 | 63.29 | a | |||||||||
1979 | 38.94 | 44.84 | 50.90 | ----- | z | 64.42 | a | 73.02 | a | 79.84 | b | 77.52 | a | 71.19 | a | 62.16 | 46.00 | c | 41.24 | 59.10 | a | |||||
1980 | 43.15 | 48.87 | c | 49.48 | c | 55.84 | a | 64.50 | 79.18 | 83.18 | a | 77.10 | g | 72.26 | e | 57.71 | b | 47.45 | b | 44.68 | 58.75 | a | ||||
1981 | 43.35 | a | 48.38 | 49.88 | b | 62.05 | a | ----- | z | 79.58 | 81.36 | b | 76.68 | 71.50 | 61.75 | a | 53.24 | a | 46.56 | 61.30 | a | |||||
1982 | 42.12 | a | 46.32 | 52.86 | b | 60.25 | 65.69 | 75.00 | 81.19 | b | 79.15 | 73.05 | b | 59.08 | a | 47.91 | b | 40.25 | c | 60.24 | ||||||
1983 | 40.33 | a | 45.59 | a | 50.82 | a | 52.90 | 65.39 | ----- | z | 81.37 | a | 79.81 | 75.80 | 62.56 | 51.88 | 43.31 | b | 59.07 | a | ||||||
1984 | 41.17 | a | 44.34 | 53.02 | 59.47 | 72.45 | 75.48 | d | 79.31 | 76.25 | a | 71.97 | 57.28 | a | 50.59 | a | 42.15 | a | 60.29 | |||||||
1985 | 38.98 | c | 43.71 | 51.96 | d | 61.19 | d | 67.84 | c | 77.07 | 79.79 | c | 77.58 | a | 69.87 | ----- | z | ----- | z | 42.35 | 61.03 | b | ||||
1986 | 45.34 | 50.41 | 55.13 | a | 62.83 | c | 68.05 | 76.13 | 77.73 | 78.65 | 69.73 | 58.40 | 48.85 | 39.65 | a | 60.91 | ||||||||||
1987 | 39.07 | a | 44.43 | 48.98 | 57.35 | 65.32 | 75.72 | 78.37 | 76.85 | 69.15 | 64.31 | 48.83 | 38.30 | d | 58.89 | |||||||||||
1988 | 38.97 | 46.53 | 50.92 | 56.77 | 67.92 | 76.90 | 79.39 | 76.35 | 69.47 | 64.10 | 51.62 | 40.32 | 59.94 | |||||||||||||
1989 | 40.78 | d | 47.75 | 57.37 | a | 64.72 | a | 71.85 | a | 78.48 | a | 81.73 | a | 77.13 | 71.55 | 62.76 | d | 51.45 | a | 39.69 | b | 62.11 | ||||
1990 | 41.09 | b | 43.62 | b | 53.34 | 62.91 | c | 66.26 | h | 81.98 | f | 78.28 | a | 73.66 | b | 72.06 | c | 60.77 | e | 50.32 | 40.52 | c | 57.65 | b | ||
1991 | 41.50 | c | 47.94 | d | 49.98 | g | 57.98 | f | 64.14 | f | 75.55 | b | 77.53 | b | 76.66 | c | 69.07 | 61.90 | 47.25 | b | 42.18 | c | 59.95 | c | ||
1992 | 38.21 | c | 45.00 | a | 51.50 | b | 61.31 | c | 66.31 | b | 73.60 | e | 79.56 | 78.07 | a | 72.41 | b | 63.29 | 45.88 | 39.70 | f | 61.38 | a | |||
1993 | 44.31 | d | 45.90 | g | 52.72 | f | 60.48 | d | 68.94 | 71.11 | u | 80.24 | h | 78.69 | b | 71.50 | a | 59.33 | b | 46.58 | d | 41.74 | d | 58.95 | d | |
1994 | 41.79 | b | 44.72 | a | 53.04 | c | 60.71 | a | 69.93 | a | 82.43 | 83.35 | a | 82.26 | b | 72.03 | a | 61.26 | b | 49.23 | d | 44.18 | a | 62.08 | ||
1995 | 41.54 | c | 51.46 | d | 54.03 | a | 56.84 | a | 63.43 | b | 76.81 | d | 79.63 | 81.71 | b | 72.33 | a | 62.05 | a | 53.21 | d | 43.97 | a | 61.42 | ||
1996 | 42.95 | a | 51.77 | a | 52.32 | 61.10 | 73.40 | 80.91 | a | 82.12 | a | 78.66 | 70.22 | 61.54 | d | 51.35 | d | 43.23 | 62.46 | |||||||
1997 | 40.77 | a | 44.90 | b | 55.32 | 57.46 | d | 71.35 | 76.48 | b | 81.42 | 78.97 | a | 76.40 | a | 60.16 | c | 50.81 | a | 39.11 | 61.10 | |||||
1998 | 43.88 | b | 43.85 | b | 51.57 | d | 55.97 | a | 68.85 | a | 76.77 | h | 82.10 | a | 79.40 | 76.80 | 62.43 | a | 53.18 | 44.58 | a | 60.24 | a | |||
1999 | 45.66 | b | 49.82 | 54.90 | a | 59.05 | b | 68.93 | b | 76.26 | a | 78.53 | a | 78.44 | 72.76 | a | 61.90 | 54.27 | 39.85 | d | 61.70 | |||||
2000 | 46.05 | b | 50.13 | b | 53.22 | a | 63.35 | 73.86 | c | 78.72 | 82.18 | a | 79.93 | b | 73.64 | a | 61.13 | 44.32 | b | 42.79 | b | 62.44 | ||||
2001 | 38.09 | b | 46.38 | b | 52.78 | a | 61.18 | b | 70.91 | c | 79.92 | 83.27 | a | 79.32 | 73.55 | a | ----- | z | 52.93 | 40.67 | g | 63.83 | b | |||
2002 | 42.92 | e | 44.96 | b | 53.12 | e | 66.86 | b | 70.40 | b | 82.86 | a | 81.73 | c | 81.43 | a | 74.77 | b | 61.07 | d | 50.19 | c | 40.98 | b | 62.61 | |
2003 | 47.58 | a | 46.05 | i | 53.07 | c | 59.19 | c | 71.15 | d | 77.78 | c | 85.00 | 81.69 | 75.67 | 65.90 | e | 51.76 | a | 42.70 | a | 64.68 | a | |||
2004 | 44.26 | 43.71 | a | 57.11 | 58.75 | d | 70.47 | b | 77.91 | b | 80.42 | s | 77.17 | a | 70.40 | e | 61.63 | d | 47.55 | a | 41.75 | e | 59.16 | a | ||
2005 | 45.34 | c | 45.72 | a | 50.50 | e | 58.05 | b | 68.37 | a | 77.16 | b | 83.23 | a | 78.98 | 73.90 | d | 62.43 | a | 52.77 | b | 44.69 | d | 61.76 | ||
2006 | 44.30 | d | 48.20 | c | 53.22 | d | 63.70 | b | 73.27 | c | 80.57 | b | 82.45 | a | 77.23 | 69.02 | c | 60.57 | a | 53.35 | 40.95 | b | 62.23 | |||
2007 | 39.04 | c | 45.81 | d | 53.66 | c | 60.02 | j | 68.44 | 78.88 | a | 81.63 | a | 80.84 | 74.84 | b | 68.75 | y | 53.54 | b | 41.92 | a | 61.86 | b | ||
2008 | 41.02 | e | 47.09 | f | 53.54 | h | 60.10 | 68.09 | d | 79.90 | d | 78.37 | a | 78.33 | e | 70.13 | c | 61.97 | a | 51.11 | b | 44.11 | c | 63.31 | b | |
2009 | 45.18 | a | 46.77 | f | 54.34 | f | 59.50 | j | 73.00 | d | 76.63 | d | 83.29 | b | 79.57 | c | 70.86 | a | 61.94 | f | 52.02 | c | 40.60 | b | 65.15 | d |
2010 | 39.98 | c | 44.55 | f | 49.06 | d | 59.92 | d | 66.57 | c | 80.40 | a | 80.69 | b | 79.79 | b | 75.77 | b | 64.25 | c | 49.21 | d | 46.67 | e | 62.94 | a |
2011 | 39.91 | d | 41.50 | d | 57.48 | e | 64.91 | c | 67.97 | 81.21 | d | 84.29 | c | 83.42 | a | 74.42 | e | 62.40 | b | 48.58 | e | 37.26 | f | 64.19 | a | |
2012 | 44.57 | d | 46.07 | f | 51.84 | i | 63.96 | e | 70.66 | b | 80.33 | c | 82.18 | a | 80.95 | c | 73.19 | f | 61.79 | b | 53.21 | b | ----- | z | 67.21 | d |
2013 | 38.87 | 43.11 | a | 54.61 | 61.00 | 68.69 | 83.28 | ----- | z | 79.45 | 72.64 | a | 60.59 | c | 50.48 | g | 42.35 | g | 62.47 | c | ||||||
2014 | 44.48 | b | 51.66 | 55.26 | 61.40 | 67.42 | 81.62 | 82.65 | 77.48 | 73.95 | 64.12 | a | 50.60 | 43.97 | 62.88 | |||||||||||
2015 | 41.24 | 52.50 | 56.45 | 61.48 | 68.71 | 81.42 | 82.48 | 83.69 | 77.22 | 65.66 | 51.70 | 42.26 | 63.73 | |||||||||||||
2016 | 42.53 | 51.47 | 58.87 | d | 62.37 | 69.03 | 82.42 | 86.23 | 78.27 | 74.20 | 67.37 | 54.22 | 47.03 | 64.50 | ||||||||||||
2017 | 45.32 | 52.20 | 59.79 | 63.97 | 70.23 | 81.43 | 82.06 | 78.31 | 73.05 | 65.23 | 59.08 | 45.58 | 64.69 | |||||||||||||
2018 | 44.23 | 50.25 | 56.55 | 65.45 | 72.69 | 81.78 | 81.82 | 81.48 | 75.07 | 60.48 | 48.97 | 42.98 | 63.48 | |||||||||||||
2019 | 42.26 | 43.60 | g | 54.79 | 62.38 | 66.94 | 78.00 | 84.42 | 82.77 | 75.48 | 61.90 | e | 49.92 | 41.71 | 63.69 | a | ||||||||||
2020 | 44.55 | 45.45 | g | 52.89 | 60.24 | g | 71.66 | 77.93 | 84.13 | 83.10 | 71.52 | 64.68 | 54.78 | 41.18 | 64.64 | b | ||||||||||
2021 | 41.97 | 46.18 | 52.42 | 64.37 | 72.47 | 82.60 | 81.47 | 78.63 | 76.23 | 64.00 | 55.48 | 49.63 | 63.79 | |||||||||||||
2022 | 43.05 | 43.34 | 52.60 | 65.88 | 73.80 | p | 82.32 | 84.63 | 79.08 | a | 75.23 | 60.21 | 47.05 | 44.37 | 61.61 | a | ||||||||||
2023 | 43.84 | 46.17 | b | 53.77 | 62.80 | 70.79 | 79.87 | 88.56 | 82.85 | 78.17 | 64.31 | 52.00 | 43.89 | 63.92 | ||||||||||||
2024 | 44.60 | 50.14 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 47.37 | j | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 41.75 | 46.25 | 52.50 | 60.45 | 68.63 | 78.10 | 81.21 | 79.00 | 72.74 | 61.89 | 50.17 | 42.41 | 61.27 | |||||||||||||
S.D. | 2.70 | 3.35 | 2.85 | 2.84 | 2.34 | 2.46 | 2.14 | 1.99 | 2.17 | 2.19 | 2.92 | 2.70 | 1.41 | |||||||||||||
SKEW | -0.13 | -0.04 | 0.14 | -0.14 | 0.04 | 0.11 | 0.40 | 0.30 | 0.09 | -0.31 | 0.00 | -0.03 | 0.37 | |||||||||||||
MAX | 47.58 | 54.36 | 59.79 | 66.86 | 73.86 | 83.28 | 88.56 | 83.69 | 78.17 | 67.37 | 59.08 | 49.63 | 64.69 | |||||||||||||
MIN | 35.69 | 36.50 | 46.50 | 52.90 | 63.43 | 73.00 | 77.53 | 73.66 | 68.30 | 55.42 | 44.28 | 34.58 | 58.14 | |||||||||||||
YRS | 86 | 79 | 81 | 82 | 83 | 83 | 84 | 86 | 86 | 84 | 84 | 83 | 59 |