YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1952 | ----- | z | ----- | z | 55.23 | t | 56.07 | 64.25 | a | 63.45 | 74.06 | 74.23 | 72.28 | 66.06 | 51.12 | 46.87 | 63.15 | c | ||||||||
1953 | 50.32 | 47.75 | 50.48 | 55.75 | 58.90 | 65.85 | 76.27 | 71.48 | 70.50 | 61.08 | 52.98 | 45.98 | 58.95 | |||||||||||||
1954 | 45.73 | 51.71 | 49.73 | 60.17 | 64.37 | 68.08 | 77.11 | 68.56 | 68.03 | 60.56 | 53.47 | 46.26 | 59.48 | |||||||||||||
1955 | 41.95 | 46.52 | 52.00 | 52.23 | 61.44 | 67.13 | 70.50 | 74.89 | 69.92 | 62.23 | 50.80 | 49.77 | 58.28 | |||||||||||||
1956 | 48.08 | 44.95 | 51.74 | 55.52 | 60.92 | 69.23 | 71.85 | 70.11 | 71.33 | 59.31 | 53.02 | 46.00 | 58.51 | |||||||||||||
1957 | 42.89 | 52.61 | 53.15 | 56.87 | 60.52 | 72.65 | 73.89 | 72.42 | 69.35 | 60.10 | 50.37 | 46.52 | 59.28 | |||||||||||||
1958 | 47.21 | 53.38 | 49.08 | 57.15 | 64.73 | 68.38 | 73.68 | 76.79 | 71.87 | 66.56 | 53.25 | 50.68 | 61.06 | |||||||||||||
1959 | 49.76 | 47.96 | 56.13 | 61.32 | 60.92 | 71.95 | 77.13 | 73.19 | 68.25 | 64.73 | 54.15 | 46.76 | 61.02 | |||||||||||||
1960 | 45.19 | 49.02 | 54.81 | 57.78 | 63.21 | 72.25 | 76.52 | 73.03 | 70.84 | a | 60.61 | 50.37 | 45.06 | 59.89 | ||||||||||||
1961 | 46.94 | 50.45 | 51.98 | 59.43 | 60.34 | 73.70 | 77.45 | 76.82 | 68.02 | 61.76 | 50.33 | 45.23 | 60.20 | |||||||||||||
1962 | 44.37 | 48.55 | 49.53 | 59.78 | 60.06 | 67.72 | 71.92 | 73.28 | a | 68.95 | 61.87 | 53.35 | 48.89 | 59.02 | ||||||||||||
1963 | 44.19 | 56.46 | 50.92 | 52.17 | 60.74 | 65.78 | 72.10 | 71.84 | 72.22 | a | 62.73 | 51.53 | 45.85 | a | 58.88 | |||||||||||
1964 | 44.63 | 47.21 | 49.23 | 55.28 | 59.47 | 68.23 | 74.37 | 73.37 | 66.52 | 65.63 | 50.50 | 49.32 | 58.65 | |||||||||||||
1965 | 47.82 | 48.95 | 52.29 | 57.22 | 62.13 | 62.93 | 72.05 | 75.60 | 65.03 | 64.55 | 53.77 | 44.24 | 58.88 | |||||||||||||
1966 | 43.84 | 46.11 | 54.02 | 61.42 | 64.18 | 71.55 | 73.18 | 76.50 | 69.13 | 63.77 | 54.93 | 48.13 | 60.56 | |||||||||||||
1967 | 48.31 | 50.57 | 52.35 | 49.42 | 64.16 | 67.65 | 77.98 | 78.48 | 73.37 | 64.24 | 56.40 | 44.16 | 60.59 | |||||||||||||
1968 | 46.16 | 55.31 | 53.97 | 58.43 | 63.24 | 71.25 | 75.56 | 71.35 | 69.87 | 62.31 | 52.88 | 44.10 | 60.37 | |||||||||||||
1969 | 47.56 | 47.30 | 52.05 | 55.88 | 64.21 | 66.57 | 74.05 | 75.71 | 71.65 | 58.08 | 54.02 | 47.03 | 59.51 | |||||||||||||
1970 | 49.74 | 51.20 | 54.24 | 53.08 | 64.76 | 69.40 | 76.29 | 75.08 | 70.17 | 61.15 | 55.42 | 45.94 | 60.54 | |||||||||||||
1971 | 44.39 | 46.93 | 50.79 | 52.67 | 58.69 | 67.90 | 74.44 | 75.31 | 69.85 | 56.97 | 48.68 | 42.06 | 57.39 | |||||||||||||
1972 | 42.26 | 51.22 | 56.42 | 55.25 | 62.42 | 69.23 | 73.21 | 71.87 | 64.97 | 59.61 | 50.37 | 42.16 | 58.25 | |||||||||||||
1973 | 43.77 | a | 50.25 | 48.15 | 56.42 | 64.37 | 71.72 | 72.39 | 72.53 | 66.65 | 59.97 | 51.03 | 47.45 | 58.72 | ||||||||||||
1974 | 47.55 | 47.59 | 52.08 | 54.73 | 61.15 | 69.32 | 73.71 | 72.24 | 70.93 | 62.29 | 51.82 | 45.08 | 59.04 | |||||||||||||
1975 | 45.90 | 48.93 | 49.08 | 50.13 | 62.13 | 65.82 | 71.44 | 70.31 | 71.50 | 58.61 | 51.07 | 46.69 | 57.63 | |||||||||||||
1976 | 47.31 | 50.55 | 52.40 | 55.58 | 66.21 | 71.63 | 74.98 | 71.58 | 68.75 | 60.97 | 53.52 | 45.00 | 59.87 | |||||||||||||
1977 | 46.00 | 51.29 | 47.92 | 57.63 | 58.50 | 70.03 | 73.18 | 74.65 | 66.23 | 62.52 | 53.93 | 52.50 | 59.53 | |||||||||||||
1978 | 51.31 | 51.48 | 56.55 | 53.90 | 63.27 | 69.27 | 73.87 | 72.81 | 67.98 | 65.34 | 50.00 | 42.74 | 59.88 | |||||||||||||
1979 | 45.24 | 46.82 | 51.66 | 54.80 | 63.29 | 69.68 | 73.13 | 71.95 | 74.22 | 64.16 | 51.40 | 47.81 | 59.51 | |||||||||||||
1980 | 50.74 | 52.76 | 51.00 | 56.82 | 59.50 | 66.25 | 74.11 | 70.32 | 68.32 | 61.93 | b | 51.12 | 49.60 | 59.37 | ||||||||||||
1981 | 50.71 | 51.86 | 51.98 | 57.22 | 63.05 | 73.97 | 72.81 | 73.47 | 69.32 | 57.89 | 53.65 | 48.21 | 60.34 | |||||||||||||
1982 | 43.48 | 50.77 | 50.81 | 55.93 | 63.10 | 65.82 | 73.84 | 74.83 | a | 69.00 | 62.37 | 50.78 | 46.81 | 58.96 | ||||||||||||
1983 | 48.52 | 52.34 | 53.90 | 53.18 | 64.52 | 69.70 | 72.26 | 75.43 | b | 72.80 | 65.00 | 53.33 | 48.73 | 60.81 | ||||||||||||
1984 | 47.23 | 48.83 | 54.61 | 55.65 | 67.98 | 68.78 | 76.05 | 74.69 | 74.40 | 58.92 | a | 50.45 | a | 45.37 | 60.25 | |||||||||||
1985 | 44.92 | 49.30 | 49.63 | 61.13 | 61.63 | 71.95 | 77.47 | 72.35 | 65.18 | 59.92 | 49.93 | 47.37 | 59.23 | |||||||||||||
1986 | 51.61 | 52.96 | 56.35 | 56.07 | 63.58 | 70.07 | 70.53 | 74.66 | 63.82 | 61.42 | 54.15 | 47.60 | 60.24 | |||||||||||||
1987 | 43.97 | 49.27 | 52.05 | 60.80 | 65.05 | 69.12 | 69.71 | 69.84 | 70.68 | 66.00 | 51.17 | 44.19 | 59.32 | |||||||||||||
1988 | 45.56 | 49.95 | 53.63 | 57.50 | 61.87 | 66.80 | 75.94 | 71.69 | 69.27 | 64.00 | 52.65 | 46.08 | 59.58 | |||||||||||||
1989 | 45.02 | 47.57 | 56.16 | 61.73 | 63.24 | 68.88 | 75.24 | 69.68 | 68.75 | 62.05 | 53.77 | 46.16 | 59.85 | |||||||||||||
1990 | 46.34 | 46.59 | 53.50 | 61.15 | 60.74 | 71.18 | 75.39 | 73.03 | 70.68 | 64.39 | 52.12 | 40.76 | 59.66 | |||||||||||||
1991 | 47.48 | 55.84 | 49.81 | 56.37 | 60.27 | 65.52 | 73.29 | 72.48 | 72.57 | 66.82 | 54.27 | 46.71 | 60.12 | |||||||||||||
1992 | 47.23 | 54.10 | 54.50 | 61.63 | 66.63 | 66.90 | 74.55 | 75.69 | 70.05 | 64.45 | 53.07 | 45.45 | 61.19 | |||||||||||||
1993 | 47.61 | 50.05 | 57.40 | 58.53 | 63.06 | 70.78 | 69.58 | 73.15 | 69.98 | 64.34 | 52.07 | 47.47 | 60.34 | |||||||||||||
1994 | 48.79 | 49.02 | 55.84 | 59.57 | 63.19 | 71.95 | 71.44 | 75.95 | 69.28 | 59.53 | 46.40 | 45.27 | 59.69 | |||||||||||||
1995 | 50.65 | 53.71 | 53.90 | 55.23 | 59.84 | 66.78 | 72.35 | 72.82 | 70.08 | 62.92 | 57.55 | 50.15 | 60.50 | |||||||||||||
1996 | 48.87 | 53.47 | 55.45 | 59.87 | 64.52 | 70.98 | 77.66 | 76.16 | 67.63 | 61.76 | 53.83 | 50.24 | 61.70 | |||||||||||||
1997 | 50.42 | 50.59 | 56.23 | 59.97 | 71.94 | 69.62 | 72.48 | 74.60 | 72.93 | 61.68 | 55.98 | 46.34 | 61.90 | |||||||||||||
1998 | 50.10 | 49.79 | 53.55 | 55.17 | 58.08 | 65.33 | 74.56 | 78.13 | 70.17 | 59.69 | 51.80 | 43.35 | 59.14 | |||||||||||||
1999 | 48.32 | 49.41 | 50.37 | 54.47 | 60.79 | 68.00 | 72.03 | 72.60 | 70.18 | 65.48 | 56.23 | 48.00 | 59.66 | |||||||||||||
2000 | 51.02 | 52.34 | 53.19 | 60.33 | 67.37 | 72.78 | 72.60 | 75.11 | 70.53 | 60.90 | 49.85 | 50.21 | 61.35 | |||||||||||||
2001 | 45.16 | 46.96 | 56.06 | 54.27 | 68.97 | 71.63 | 71.63 | 73.66 | 70.12 | 63.40 | 54.77 | 47.19 | 60.32 | |||||||||||||
2002 | 43.92 | 50.54 | 50.42 | 56.80 | 62.55 | 69.90 | 73.34 | 71.61 | 71.18 | 59.05 | 54.63 | 47.97 | 59.33 | |||||||||||||
2003 | 51.29 | 48.34 | 54.19 | 52.77 | 63.98 | 68.65 | 76.79 | 74.24 | 72.50 | 65.39 | 49.67 | 47.97 | 60.48 | |||||||||||||
2004 | 46.97 | 48.02 | 58.97 | 59.40 | 63.89 | 69.35 | 72.60 | 73.19 | 68.92 | 60.44 | 49.28 | 47.16 | 59.85 | |||||||||||||
2005 | 48.82 | 52.38 | 54.56 | 54.75 | 64.45 | 65.77 | 77.29 | 74.44 | 66.85 | 61.10 | 55.68 | 49.87 | 60.50 | |||||||||||||
2006 | 48.48 | 50.64 | 47.58 | 54.95 | 64.94 | 73.27 | 78.94 | 69.95 | 68.15 | 59.10 | 54.18 | 46.11 | 59.69 | |||||||||||||
2007 | 43.52 | 50.14 | 57.55 | 58.85 | 64.18 | 70.18 | 74.40 | 74.94 | 67.30 | 60.34 | 54.92 | 44.47 | 60.06 | |||||||||||||
2008 | 46.47 | 49.29 | 52.44 | 56.27 | 62.89 | 70.82 | 74.92 | 75.11 | 70.77 | 63.08 | 56.03 | 45.50 | 60.30 | |||||||||||||
2009 | 48.76 | 49.50 | 52.55 | 56.27 | 67.42 | 66.58 | 75.02 | 73.16 | 73.08 | 59.97 | 50.92 | 46.11 | 59.94 | |||||||||||||
2010 | 49.81 | 51.02 | 52.06 | 53.90 | 60.15 | 70.58 | 71.34 | 71.79 | 70.67 | 63.37 | 51.47 | 50.61 | 59.73 | |||||||||||||
2011 | 49.45 | 47.46 | 53.31 | 57.50 | 60.16 | 67.53 | 72.73 | 72.69 | 72.37 | 63.69 | 51.53 | 44.95 | 59.45 | |||||||||||||
2012 | 48.06 | 50.28 | 52.31 | 58.38 | 64.90 | 68.50 | 71.89 | 77.08 | 72.97 | 63.63 | 54.37 | 48.13 | 60.87 | |||||||||||||
2013 | 45.82 | 47.55 | 56.98 | 62.42 | 66.89 | 72.07 | 75.02 | 74.42 | 70.85 | 60.52 | 54.68 | 45.97 | 61.10 | |||||||||||||
2014 | 52.76 | 54.11 | 57.32 | 60.62 | 68.03 | 71.52 | 76.48 | 73.69 | 72.87 | 66.73 | 56.95 | 52.24 | 63.61 | |||||||||||||
2015 | 50.65 | 55.59 | 60.16 | 59.83 | 62.02 | 73.23 | 73.76 | 75.16 | 72.83 | 68.74 | 50.50 | 45.27 | 62.31 | |||||||||||||
2016 | 51.02 | 53.60 | 55.74 | 60.83 | 64.35 | 74.18 | 74.34 | 72.61 | 69.62 | 61.82 | 56.28 | 47.65 | 61.84 | |||||||||||||
2017 | 47.94 | 51.64 | 55.61 | 59.25 | 65.29 | 72.77 | 77.02 | 76.74 | 71.72 | 62.87 | 56.27 | 47.73 | 62.07 | |||||||||||||
2018 | 52.58 | 49.75 | 53.29 | 58.78 | 62.74 | 70.10 | 78.53 | 74.77 | 70.27 | 63.10 | 54.88 | 48.24 | 61.42 | |||||||||||||
2019 | 50.08 | 45.86 | 52.47 | 60.43 | 61.52 | 69.78 | 74.16 | 75.56 | 70.80 | 61.08 | 54.57 | 50.27 | 60.55 | |||||||||||||
2020 | 48.40 | 51.76 | 51.81 | 58.77 | 65.39 | 70.02 | 72.53 | 77.42 | 74.80 | 68.16 | 52.62 | 47.85 | 61.63 | |||||||||||||
2021 | 49.63 | 51.86 | 51.58 | 59.27 | 65.55 | 72.40 | 76.71 | 75.05 | 72.48 | 61.73 | 57.93 | 47.87 | 61.84 | |||||||||||||
2022 | 49.58 | 49.41 | 55.42 | 59.20 | 65.33 | a | 74.35 | 75.27 | 76.71 | 74.88 | 64.58 | 49.03 | 48.21 | 61.83 | ||||||||||||
2023 | 48.24 | 46.02 | 50.10 | 57.23 | 62.11 | 65.48 | 77.15 | 74.10 | 67.33 | 63.81 | 54.47 | 51.42 | 59.79 | |||||||||||||
2024 | 50.10 | 50.66 | 52.79 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 51.18 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 47.56 | 50.19 | 53.08 | 57.15 | 63.20 | 69.42 | 74.19 | 73.76 | 70.10 | 62.43 | 52.84 | 46.96 | 60.07 | |||||||||||||
S.D. | 2.63 | 2.58 | 2.70 | 2.90 | 2.66 | 2.64 | 2.19 | 2.14 | 2.40 | 2.52 | 2.36 | 2.35 | 1.14 | |||||||||||||
SKEW | -0.15 | 0.28 | 0.20 | -0.33 | 0.48 | -0.21 | 0.13 | -0.11 | -0.31 | 0.22 | -0.06 | -0.00 | 0.36 | |||||||||||||
MAX | 52.76 | 56.46 | 60.16 | 62.42 | 71.94 | 74.35 | 78.94 | 78.48 | 74.88 | 68.74 | 57.93 | 52.50 | 63.61 | |||||||||||||
MIN | 41.95 | 44.95 | 47.58 | 49.42 | 58.08 | 62.93 | 69.58 | 68.56 | 63.82 | 56.97 | 46.40 | 40.76 | 57.39 | |||||||||||||
YRS | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 71 |