YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1930 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 50.39 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 50.39 | k | |
1931 | 40.42 | 42.86 | 40.19 | 42.63 | 50.68 | 51.87 | 49.71 | 52.10 | 48.93 | 46.10 | 37.17 | 39.35 | 45.17 | |||||||||||||
1932 | 36.39 | 38.93 | 41.13 | 39.40 | 48.32 | 49.80 | 50.52 | 52.00 | 53.70 | 45.71 | 42.93 | 33.74 | 44.38 | |||||||||||||
1933 | 34.84 | 34.79 | 40.58 | 41.30 | 43.42 | 48.67 | 50.58 | 52.29 | 47.77 | 48.58 | 38.97 | 39.13 | 43.41 | |||||||||||||
1934 | 37.58 | 44.29 | 46.35 | 46.10 | 48.23 | 50.80 | 50.97 | 52.61 | 48.73 | 45.58 | 43.93 | 37.84 | 46.08 | |||||||||||||
1935 | 39.26 | 39.68 | 37.10 | 44.07 | 45.84 | 47.24 | a | 49.42 | 51.06 | 50.90 | 44.06 | 38.00 | 37.10 | 43.64 | ||||||||||||
1936 | 40.32 | 41.69 | 42.10 | 43.80 | 45.55 | 50.37 | 49.65 | 51.61 | 48.73 | 47.55 | 40.00 | 36.55 | 44.83 | |||||||||||||
1937 | 32.90 | 37.71 | 42.58 | 40.80 | 45.52 | 50.63 | 53.65 | 51.87 | 51.10 | 47.23 | 44.03 | 40.74 | 44.90 | |||||||||||||
1938 | 39.74 | 42.18 | 41.71 | 43.73 | 48.00 | 50.83 | 53.68 | 51.94 | 51.13 | 48.19 | 37.53 | 41.03 | 45.81 | |||||||||||||
1939 | 39.13 | 36.18 | 42.16 | 45.30 | 47.52 | 48.20 | 51.61 | 53.06 | 53.23 | 45.87 | 40.70 | 40.10 | 45.26 | |||||||||||||
1940 | 44.74 | 45.79 | 45.45 | 46.53 | 49.61 | 52.10 | 53.35 | 52.97 | 53.23 | 46.94 | 41.03 | 44.90 | 48.06 | |||||||||||||
1941 | 44.03 | 47.04 | 45.90 | 46.03 | 50.74 | 51.43 | 54.68 | 53.63 | a | 50.53 | 45.00 | 44.90 | 43.52 | 48.12 | ||||||||||||
1942 | 41.68 | 39.18 | 39.74 | 44.93 | 46.77 | 49.27 | 53.23 | 53.55 | 50.27 | 44.65 | 41.57 | 38.81 | 45.30 | |||||||||||||
1943 | 37.61 | 42.75 | 45.26 | 45.20 | 48.19 | 49.50 | 52.94 | 52.23 | 51.80 | 46.48 | 42.47 | 39.71 | 46.18 | |||||||||||||
1944 | 38.71 | 39.31 | 39.58 | 40.90 | 47.81 | 50.63 | 53.81 | 51.48 | 49.37 | 48.81 | 42.82 | b | 40.84 | 45.34 | ||||||||||||
1945 | 37.10 | 40.57 | 40.03 | 40.53 | 48.42 | 50.10 | 54.77 | 52.32 | 51.50 | 50.94 | 45.73 | 44.71 | 46.39 | |||||||||||||
1946 | 39.16 | 37.39 | 38.87 | 43.13 | 49.17 | a | ----- | z | ----- | z | 52.94 | 51.43 | 45.39 | 36.91 | g | 40.06 | 44.17 | c | ||||||||
1947 | 33.61 | 43.25 | 45.55 | 46.77 | 49.77 | 52.20 | 52.16 | 54.23 | 52.40 | 50.06 | 39.37 | 38.10 | 46.46 | |||||||||||||
1948 | 39.32 | ----- | z | 40.48 | 45.33 | 46.71 | 52.17 | 52.29 | 52.77 | 49.37 | 48.48 | 39.53 | 36.35 | 45.71 | a | |||||||||||
1949 | 29.84 | 37.32 | 43.23 | 45.13 | 48.87 | 50.87 | 52.55 | 53.13 | 52.57 | 45.00 | 46.33 | 37.13 | 45.16 | |||||||||||||
1950 | 36.03 | 40.36 | 41.10 | 44.27 | 46.87 | 50.47 | 53.42 | 53.74 | 52.77 | 48.35 | 49.70 | 45.06 | 46.84 | |||||||||||||
1951 | 39.13 | 40.07 | 39.23 | 46.00 | 48.35 | 52.03 | 51.97 | 53.45 | 53.97 | 47.90 | 45.20 | 38.87 | 46.35 | |||||||||||||
1952 | 39.16 | 41.93 | 40.55 | 46.33 | 47.42 | 49.13 | 54.32 | 52.13 | 51.83 | 50.39 | 40.67 | 42.42 | 46.36 | |||||||||||||
1953 | 43.03 | 36.79 | 39.97 | 43.60 | 45.90 | 48.93 | 51.52 | 53.26 | 55.47 | 45.74 | 45.57 | 38.29 | 45.67 | |||||||||||||
1954 | 39.19 | 41.93 | 41.74 | 47.00 | 48.10 | 49.70 | 52.06 | 53.10 | 51.27 | 46.42 | 45.03 | 39.90 | 46.29 | |||||||||||||
1955 | 36.32 | 37.43 | 39.90 | 40.77 | 47.39 | 50.03 | 50.84 | 50.48 | 50.30 | 46.90 | 41.77 | 44.97 | 44.76 | |||||||||||||
1956 | 42.23 | 37.31 | 40.13 | 45.10 | 49.35 | 49.77 | 52.94 | 52.94 | 52.47 | 47.29 | 42.67 | 38.19 | 45.86 | |||||||||||||
1957 | 36.29 | 46.75 | 43.81 | 44.60 | 49.81 | 52.80 | 53.84 | 53.61 | 55.47 | 53.84 | 46.40 | 44.35 | 48.46 | |||||||||||||
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 | 39.26 | 42.90 | 44.84 | 44.80 | 46.87 | 52.67 | 52.26 | 51.77 | 52.27 | 47.13 | 42.13 | 38.19 | 46.26 | |||||||||||||
1961 | 39.58 | 41.18 | 42.03 | 43.80 | 48.00 | 53.47 | 53.13 | 56.13 | 50.50 | 46.58 | 40.93 | 37.77 | 46.09 | |||||||||||||
1962 | 36.45 | 43.82 | 41.19 | 46.60 | 48.65 | 50.77 | 51.87 | 52.71 | 51.87 | 50.42 | 43.90 | 42.39 | 46.72 | |||||||||||||
1963 | 37.29 | 48.11 | 40.84 | 45.17 | 51.23 | 52.43 | 53.48 | 53.19 | 53.33 | 52.03 | 44.37 | 38.13 | 47.47 | |||||||||||||
1964 | 37.77 | 37.38 | 40.32 | 42.87 | 46.90 | 52.47 | 53.84 | 53.94 | 51.50 | 51.61 | 42.23 | 46.26 | d | 46.42 | ||||||||||||
1965 | 40.77 | e | 37.68 | 41.81 | 44.67 | 46.13 | 49.90 | 52.55 | 55.52 | 52.40 | 50.84 | 45.57 | 36.61 | 46.20 | ||||||||||||
1966 | 37.19 | 37.64 | 42.48 | 48.39 | b | 48.84 | 50.30 | 51.97 | 52.65 | 51.37 | 47.74 | 45.80 | 39.65 | 46.17 | ||||||||||||
1967 | 38.03 | 39.61 | 41.00 | 39.77 | 46.45 | 50.67 | 51.35 | 52.35 | 54.60 | 47.90 | 45.63 | 38.90 | 45.52 | |||||||||||||
1968 | 39.23 | 47.10 | 42.39 | 42.73 | 47.13 | 50.80 | 52.58 | 53.84 | 51.97 | 47.20 | a | 44.13 | 37.61 | 46.39 | ||||||||||||
1969 | 40.19 | 41.14 | 40.19 | 43.80 | 48.58 | 52.83 | 51.39 | 48.74 | 53.37 | 47.39 | 44.77 | 42.97 | 46.28 | |||||||||||||
1970 | 45.68 | 42.64 | 41.97 | a | 41.00 | b | 47.74 | 50.27 | 52.61 | 52.19 | 50.07 | 48.26 | 46.50 | 41.52 | 46.70 | |||||||||||
1971 | 38.39 | 39.18 | 40.03 | 42.23 | 47.45 | 50.77 | 52.03 | 54.87 | 52.63 | 43.16 | 39.80 | 37.26 | 44.82 | |||||||||||||
1972 | 39.23 | 44.24 | 44.61 | 44.37 | 49.74 | 51.40 | 56.29 | 56.42 | 55.87 | 53.35 | 44.37 | 37.84 | 48.14 | |||||||||||||
1973 | 41.03 | 46.68 | 43.03 | 46.27 | 51.39 | 52.17 | 53.23 | 53.90 | 53.30 | 49.39 | 45.37 | 43.74 | 48.29 | |||||||||||||
1974 | 42.19 | 40.14 | 47.87 | 45.70 | 49.90 | 53.60 | 55.90 | 57.03 | 55.27 | 53.35 | 45.37 | 38.52 | 48.74 | |||||||||||||
1975 | 37.90 | 42.46 | 43.77 | 42.37 | 48.74 | 52.50 | 53.19 | 53.52 | 53.23 | 47.03 | 40.23 | 37.94 | 46.07 | |||||||||||||
1976 | 35.35 | 39.34 | 38.71 | 43.83 | 49.90 | 51.70 | 54.94 | 57.26 | 54.57 | 50.52 | 46.10 | 36.39 | 46.55 | |||||||||||||
1977 | 38.90 | 40.79 | 38.16 | 42.87 | 46.16 | 51.03 | 51.48 | 54.81 | 54.43 | 49.71 | 44.00 | 46.06 | 46.53 | |||||||||||||
1978 | 47.00 | 47.00 | 50.97 | 47.47 | 50.29 | 53.40 | 54.68 | 55.35 | 53.43 | 50.77 | 42.73 | 37.16 | 49.19 | |||||||||||||
1979 | 40.97 | 41.89 | 47.00 | 46.97 | 51.68 | 52.63 | 55.94 | 56.45 | 56.73 | 52.55 | 44.67 | 40.90 | 49.03 | |||||||||||||
1980 | 44.10 | 44.72 | 41.94 | 45.07 | 47.94 | 51.70 | 55.52 | 54.84 | 53.37 | 48.87 | 42.23 | 41.68 | 47.66 | |||||||||||||
1981 | 45.32 | 43.86 | 42.58 | 43.90 | 48.87 | 52.57 | 52.19 | 53.26 | 52.30 | 46.39 | 47.47 | 42.03 | 47.56 | |||||||||||||
1982 | 34.87 | 42.11 | 42.00 | 43.47 | 47.35 | 50.33 | 48.90 | 49.23 | 51.50 | 49.81 | 43.67 | 40.94 | 45.35 | |||||||||||||
1983 | 42.97 | 47.25 | 48.71 | 46.13 | 51.90 | 55.83 | 56.84 | 59.16 | 59.93 | 55.16 | 46.73 | 45.45 | 51.34 | |||||||||||||
1984 | 40.55 | 42.38 | 46.58 | 46.07 | 50.55 | 52.87 | 57.23 | 56.71 | 56.17 | 51.58 | 45.07 | 40.19 | 48.83 | |||||||||||||
1985 | 37.81 | 39.46 | 42.06 | 48.77 | 50.32 | 55.30 | 56.52 | 55.00 | 53.97 | 48.26 | 42.20 | 40.94 | 47.55 | |||||||||||||
1986 | 45.42 | 45.29 | 47.65 | 45.17 | 48.39 | 53.63 | 54.74 | 55.65 | 52.30 | 50.35 | 43.40 | 39.61 | 48.47 | |||||||||||||
1987 | 38.84 | 42.00 | 43.84 | 46.57 | 51.52 | 52.63 | 53.77 | 56.16 | 54.07 | 53.94 | 45.33 | 41.06 | 48.31 | |||||||||||||
1988 | 42.00 | 41.34 | 43.81 | 47.57 | 48.97 | 52.43 | 55.58 | 56.61 | 52.37 | 51.90 | 45.43 | 38.77 | 48.07 | |||||||||||||
1989 | 36.84 | 38.36 | 46.32 | 48.37 | 50.35 | 53.27 | 53.32 | 54.65 | 54.00 | 49.00 | b | 44.73 | 39.23 | 47.37 | ||||||||||||
1990 | 39.26 | 39.89 | 45.35 | 49.03 | 51.10 | 53.47 | 56.23 | 57.19 | 54.90 | 48.29 | 41.60 | 33.77 | 47.51 | |||||||||||||
1991 | 40.19 | 45.07 | 43.52 | 43.53 | 48.23 | 50.97 | 54.84 | 56.35 | 54.50 | 50.26 | 43.97 | 39.13 | 47.55 | |||||||||||||
1992 | 39.97 | 46.93 | 48.03 | 49.20 | 54.06 | 55.57 | 58.32 | 55.26 | 54.17 | 52.87 | 43.60 | 39.00 | 49.75 | |||||||||||||
1993 | 42.35 | 44.18 | 48.65 | 47.50 | 51.13 | 52.77 | 55.52 | 56.00 | 53.50 | 52.29 | 43.67 | 40.32 | 48.99 | |||||||||||||
1994 | 40.39 | 41.32 | 45.03 | 47.53 | 51.13 | 50.97 | 53.68 | 52.90 | 55.70 | 48.97 | 40.07 | 39.87 | 47.30 | |||||||||||||
1995 | 48.19 | 48.00 | 45.94 | 47.20 | 51.06 | 52.70 | 56.26 | l | 55.52 | 55.70 | 50.94 | 48.27 | 45.48 | 49.91 | a | |||||||||||
1996 | 43.74 | 48.38 | 46.16 | 48.17 | 51.65 | 52.53 | 55.48 | 54.26 | 51.87 | 46.81 | 46.13 | 45.32 | 49.21 | |||||||||||||
1997 | 44.71 | 41.43 | 43.03 | 46.40 | 52.61 | 53.87 | 55.26 | 58.71 | 57.43 | 49.35 | 49.37 | 40.58 | 49.40 | |||||||||||||
1998 | 45.68 | 45.25 | 45.94 | 45.97 | 50.00 | 54.80 | 54.97 | 55.68 | 55.07 | 47.35 | 44.93 | 35.52 | b | 48.43 | ||||||||||||
1999 | 39.26 | 40.50 | 40.90 | 43.77 | 47.55 | 50.83 | 53.97 | 55.32 | 53.25 | b | 48.87 | a | 45.28 | a | 37.26 | 46.40 | ||||||||||
2000 | 43.35 | 46.28 | 43.55 | 46.97 | 50.77 | 53.80 | 54.16 | 53.87 | 53.67 | 50.87 | 39.83 | 40.71 | 48.15 | |||||||||||||
2001 | 38.06 | 41.89 | 46.94 | 43.43 | 50.32 | 51.83 | 55.65 | 54.00 | 53.27 | 50.16 | 47.13 | 43.35 | 48.00 | |||||||||||||
2002 | 37.03 | 41.57 | 41.77 | 47.27 | 48.35 | 51.50 | 53.65 | 54.90 | 53.07 | 48.71 | 46.30 | 43.10 | 47.27 | |||||||||||||
2003 | 45.26 | 41.04 | 43.16 | 44.10 | 49.13 | 53.60 | 54.39 | 58.10 | 56.13 | 49.10 | 41.93 | 43.65 | 48.30 | |||||||||||||
2004 | 41.19 | 42.90 | 47.35 | 47.27 | 50.61 | 54.00 | 56.39 | 57.26 | 52.70 | 49.10 | 42.80 | 41.03 | a | 48.55 | ||||||||||||
2005 | 42.10 | 46.04 | 46.68 | 44.93 | 51.48 | 53.43 | 55.23 | 54.45 | 52.27 | 48.13 | 46.07 | 44.03 | 48.74 | |||||||||||||
2006 | 41.74 | 41.14 | 40.77 | 47.57 | 50.81 | 53.97 | 55.32 | 55.23 | 52.10 | 48.03 | 43.47 | 38.84 | 47.42 | |||||||||||||
2007 | 34.03 | 41.68 | 43.97 | 45.77 | 48.81 | 51.70 | 55.29 | 55.77 | 54.10 | 48.23 | 44.30 | 37.74 | 46.78 | |||||||||||||
2008 | 40.45 | 41.10 | 42.06 | 43.83 | 49.19 | 51.10 | 54.61 | 54.84 | 53.17 | 49.00 | 47.67 | 38.65 | 47.14 | |||||||||||||
2009 | 40.52 | 43.14 | 42.65 | 46.03 | 50.84 | 54.47 | 54.29 | 55.16 | 54.00 | 49.68 | 41.50 | 40.13 | 47.70 | |||||||||||||
2010 | 43.45 | 44.54 | 42.65 | 44.80 | 47.90 | 52.97 | 54.13 | 53.84 | 53.23 | 51.48 | 43.93 | 44.42 | 48.11 | |||||||||||||
2011 | 42.19 | 39.36 | 46.03 | 46.03 | 49.35 | 53.60 | 55.42 | 55.65 | 54.93 | 52.58 | 44.40 | 36.65 | 48.02 | |||||||||||||
2012 | 39.90 | 42.03 | 44.35 | 47.43 | 49.94 | 52.10 | 55.19 | 54.58 | 53.76 | a | 52.61 | 49.97 | 42.06 | 48.66 | ||||||||||||
2013 | 38.48 | 38.68 | 44.61 | 47.17 | 51.06 | 54.17 | 55.45 | 56.68 | 55.47 | 48.10 | 45.07 | 37.74 | 47.72 | |||||||||||||
2014 | 43.32 | 45.15 | a | 47.68 | 48.97 | 51.77 | 53.07 | 57.97 | 59.00 | 58.17 | 53.19 | 50.30 | 48.84 | 51.45 | ||||||||||||
2015 | 44.77 | 48.50 | 48.61 | 48.33 | 53.52 | 54.40 | 59.13 | 60.03 | 56.57 | 55.03 | 42.70 | 38.97 | 50.88 | |||||||||||||
2016 | 46.06 | 45.14 | 48.29 | 49.57 | 52.52 | 53.17 | 54.10 | 56.48 | 53.20 | 50.65 | 46.23 | 40.97 | 49.70 | |||||||||||||
2017 | 42.23 | 45.93 | 46.16 | 48.63 | 51.52 | 54.70 | 54.42 | 57.61 | 57.63 | 48.55 | 46.97 | 39.32 | 49.47 | |||||||||||||
2018 | 45.71 | 39.39 | 43.90 | 47.90 | 52.23 | 53.33 | 56.42 | 55.16 | 53.40 | 50.23 | 45.00 | 43.26 | 48.83 | |||||||||||||
2019 | 44.65 | 41.64 | 45.65 | 50.37 | 52.68 | 58.03 | 55.65 | 57.29 | 55.43 | 46.32 | 44.67 | 45.94 | 49.86 | |||||||||||||
2020 | 41.90 | 40.79 | 45.39 | 48.93 | a | 52.48 | 55.47 | 57.84 | 59.68 | 56.27 | 51.87 | 42.73 | 40.19 | 49.46 | ||||||||||||
2021 | 42.23 | a | 42.39 | 43.03 | 48.37 | 50.58 | 55.32 | b | 56.68 | f | 57.70 | k | 56.73 | 51.55 | 48.77 | 43.58 | 48.26 | b | ||||||||
2022 | 43.00 | 40.82 | 45.61 | 47.57 | 50.20 | a | 54.63 | 57.45 | 59.52 | 59.67 | 51.52 | 41.87 | 43.13 | 49.58 | ||||||||||||
2023 | 43.45 | 39.21 | 44.19 | 47.17 | 53.35 | 56.13 | 56.39 | 59.16 | 56.37 | 52.10 | 46.03 | 44.61 | 49.85 | |||||||||||||
2024 | 44.63 | a | 44.90 | 46.03 | 47.28 | e | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 45.71 | h | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 40.35 | 42.06 | 43.44 | 45.43 | 49.32 | 52.16 | 53.90 | 54.55 | 53.34 | 49.15 | 43.95 | 40.49 | 47.33 | |||||||||||||
S.D. | 3.43 | 3.17 | 2.87 | 2.40 | 2.08 | 1.95 | 2.13 | 2.33 | 2.35 | 2.58 | 2.76 | 3.04 | 1.68 | |||||||||||||
SKEW | -0.19 | 0.15 | 0.20 | -0.40 | -0.09 | 0.17 | -0.06 | 0.25 | 0.25 | 0.15 | -0.15 | 0.32 | 0.10 | |||||||||||||
MAX | 48.19 | 48.50 | 50.97 | 50.37 | 54.06 | 58.03 | 59.13 | 60.03 | 59.93 | 55.16 | 50.30 | 48.84 | 51.45 | |||||||||||||
MIN | 29.84 | 34.79 | 37.10 | 39.40 | 43.42 | 47.24 | 48.90 | 48.74 | 47.77 | 43.16 | 37.17 | 33.74 | 43.41 | |||||||||||||
YRS | 92 | 91 | 92 | 92 | 91 | 90 | 89 | 90 | 91 | 91 | 90 | 91 | 87 |