YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1948 | 51.21 | 48.98 | 53.18 | 59.77 | 65.23 | 75.75 | 80.21 | 78.79 | 73.88 | 65.02 | 52.87 | 44.39 | 62.44 | |||||||||||||
1949 | 39.63 | 47.20 | 54.45 | 65.60 | 68.55 | 78.50 | 81.13 | 76.82 | 75.18 | 62.60 | 57.43 | 44.11 | 62.60 | |||||||||||||
1950 | 42.66 | 51.50 | 53.34 | 62.90 | 68.40 | 72.77 | 82.39 | 79.26 | 72.22 | 65.92 | 58.12 | 50.92 | 63.37 | |||||||||||||
1951 | 45.53 | 49.91 | 53.56 | 61.02 | 68.29 | 74.17 | 79.13 | 77.90 | 74.98 | 63.11 | 55.50 | 44.76 | 62.32 | |||||||||||||
1952 | 45.21 | 49.86 | 50.08 | 60.90 | 69.61 | 69.02 | 81.63 | 79.08 | 75.53 | 68.18 | 52.57 | 46.87 | 62.38 | |||||||||||||
1953 | 50.52 | 48.38 | 53.24 | 59.32 | 61.73 | 69.28 | 82.50 | 75.50 | 75.47 | 63.29 | 54.32 | 45.73 | 61.60 | |||||||||||||
1954 | 46.73 | 49.61 | 51.74 | 63.92 | 69.68 | 71.68 | 81.35 | 74.52 | 71.22 | 63.61 | 52.40 | 43.74 | 61.68 | |||||||||||||
1955 | 41.58 | 47.05 | 53.87 | 54.82 | 65.60 | 72.22 | 76.19 | 80.11 | 74.60 | 64.95 | 50.55 | 50.06 | 60.97 | |||||||||||||
1956 | 48.11 | 45.45 | 53.77 | 59.57 | 66.82 | 74.28 | 79.69 | 75.95 | 74.43 | 61.45 | 53.17 | 44.50 | 61.43 | |||||||||||||
1957 | 42.47 | 53.29 | 54.87 | 60.52 | 65.08 | 77.05 | 80.24 | 76.42 | 74.13 | 62.52 | 51.87 | 45.24 | 61.97 | |||||||||||||
1958 | 46.39 | 53.71 | 51.79 | 59.12 | 69.89 | 72.73 | 79.50 | 83.26 | 75.00 | 69.18 | 54.37 | 49.56 | 63.71 | |||||||||||||
1959 | 48.97 | 49.61 | 57.68 | 65.57 | 64.90 | 76.35 | 83.16 | 77.77 | 71.83 | 66.50 | 54.98 | 46.34 | 63.64 | |||||||||||||
1960 | 46.87 | 49.47 | 56.73 | 60.05 | 66.11 | 79.95 | 82.84 | 78.50 | 75.13 | 63.02 | 51.60 | 43.61 | 62.82 | |||||||||||||
1961 | 42.34 | 51.52 | 53.40 | 61.40 | 63.87 | 78.77 | 82.52 | 81.05 | 72.40 | 64.32 | 51.93 | 43.71 | 62.27 | |||||||||||||
1962 | 41.42 | 48.27 | 52.10 | 64.75 | 64.95 | 75.87 | 80.90 | 78.81 | 74.70 | 63.92 | 55.15 | 47.37 | 62.35 | |||||||||||||
1963 | 42.21 | 56.38 | 53.27 | 55.93 | 67.63 | 73.17 | 78.52 | 78.19 | 76.52 | 65.37 | 52.05 | 39.98 | 61.60 | |||||||||||||
1964 | 43.79 | 47.34 | 51.29 | 58.82 | 64.92 | 73.32 | 80.95 | 78.90 | 70.98 | 68.23 | 51.15 | 48.92 | 61.55 | |||||||||||||
1965 | 46.29 | 49.54 | 55.48 | 60.75 | 67.45 | 71.38 | 78.82 | 78.79 | 68.55 | 65.76 | 54.70 | 41.97 | 61.62 | |||||||||||||
1966 | 43.37 | 47.18 | 56.31 | 65.50 | 70.90 | 76.28 | 78.19 | 80.90 | 72.83 | 64.76 | 56.87 | 45.19 | 63.19 | |||||||||||||
1967 | 46.02 | 48.89 | 54.40 | 52.55 | 68.74 | 74.23 | 83.76 | 83.58 | 77.38 | 65.95 | 56.78 | 42.58 | 62.91 | |||||||||||||
1968 | 44.76 | 55.79 | 55.82 | 61.47 | 68.05 | 77.95 | 82.37 | 77.19 | 73.67 | 63.31 | 51.85 | 43.32 | 62.96 | |||||||||||||
1969 | 44.76 | 47.52 | 53.05 | 59.65 | 70.39 | 72.83 | 80.92 | 79.66 | 75.72 | 59.63 | 53.12 | 46.21 | 61.95 | |||||||||||||
1970 | 49.06 | 52.64 | 55.31 | 56.97 | 70.82 | 76.48 | 83.26 | 79.85 | 72.95 | 63.42 | 55.40 | 46.31 | 63.54 | |||||||||||||
1971 | 45.63 | 47.59 | 54.34 | 59.05 | 64.18 | 74.42 | 81.89 | 81.06 | 73.37 | 60.87 | 50.65 | 42.92 | 61.33 | |||||||||||||
1972 | 40.56 | 52.45 | 60.71 | 61.03 | 69.90 | 77.52 | 81.48 | 79.71 | 71.75 | 62.61 | 50.13 | 40.87 | 62.39 | |||||||||||||
1973 | 45.06 | 51.91 | 50.37 | 61.15 | 72.92 | 78.57 | 80.37 | 78.44 | 72.03 | 63.24 | 52.87 | 47.18 | 62.84 | |||||||||||||
1974 | 47.87 | 49.07 | 56.31 | 60.00 | 69.42 | 77.62 | 81.26 | 79.27 | 77.45 | 65.98 | 53.10 | 44.52 | 63.49 | |||||||||||||
1975 | 43.42 | 49.82 | 51.48 | 53.93 | 68.40 | 74.73 | 78.13 | 75.85 | 75.75 | 61.39 | 49.53 | 43.85 | 60.53 | |||||||||||||
1976 | 44.24 | 49.55 | 52.39 | 57.15 | 69.69 | 72.92 | 79.44 | 72.65 | 72.15 | 65.06 | 53.32 | 46.48 | 61.25 | |||||||||||||
1977 | 44.27 | 53.50 | 52.35 | 65.43 | 63.61 | 79.82 | 81.47 | 80.60 | 73.97 | 66.76 | 54.53 | 51.24 | 63.96 | |||||||||||||
1978 | 51.39 | 52.52 | 60.27 | 58.88 | 69.90 | 76.23 | 82.37 | 81.42 | 72.93 | 69.92 | 52.03 | 42.77 | 64.22 | |||||||||||||
1979 | 47.03 | 51.41 | 57.35 | 62.70 | 71.06 | 77.93 | 82.19 | 79.87 | 79.45 | 67.74 | 53.93 | 46.84 | 64.79 | |||||||||||||
1980 | 49.42 | 53.74 | 53.66 | 61.80 | 67.13 | 73.63 | 83.92 | 80.65 | 75.57 | 68.35 | 54.12 | 46.82 | 64.07 | |||||||||||||
1981 | 47.92 | 51.98 | 54.47 | 63.15 | 70.89 | 82.82 | 84.82 | 82.84 | 76.48 | 61.39 | 55.43 | 47.68 | 64.99 | |||||||||||||
1982 | 41.71 | 50.54 | 51.37 | 57.98 | 69.29 | 72.88 | 80.97 | 80.35 | 72.32 | 64.98 | 51.08 | 45.37 | 61.57 | |||||||||||||
1983 | 45.19 | 53.09 | 55.85 | 57.88 | 69.61 | 76.27 | 78.95 | 82.10 | 78.75 | 68.50 | 54.58 | 51.10 | 64.32 | |||||||||||||
1984 | 47.76 | 50.67 | 58.37 | 60.77 | 74.82 | 77.45 | 86.98 | 83.48 | 80.98 | 62.40 | 53.63 | 46.50 | 65.32 | |||||||||||||
1985 | 43.31 | 51.25 | 53.06 | 67.13 | 69.39 | 81.82 | 85.92 | 80.44 | 72.27 | 64.97 | 52.48 | 43.76 | 63.82 | |||||||||||||
1986 | 53.60 | 55.61 | 60.27 | 62.65 | 71.24 | 79.42 | 81.89 | 84.19 | 71.23 | 66.87 | 56.70 | 47.44 | 65.93 | |||||||||||||
1987 | 45.34 | 52.71 | 55.60 | 66.65 | 71.77 | 78.40 | 77.00 | 80.19 | 75.52 | 70.06 | 52.28 | 44.18 | 64.14 | |||||||||||||
1988 | 45.98 | 52.17 | 56.76 | 61.60 | 66.98 | 75.60 | 85.47 | 81.19 | 76.33 | 68.68 | 54.28 | 44.45 | 64.13 | |||||||||||||
1989 | 42.87 | 48.73 | 57.94 | 67.23 | 69.55 | 77.03 | 82.45 | 79.23 | 74.22 | 65.26 | 54.33 | 43.81 | 63.55 | |||||||||||||
1990 | 45.53 | 47.98 | 57.26 | 65.67 | 68.08 | 76.77 | 83.98 | 80.56 | 75.80 | 67.69 | 52.90 | 41.45 | 63.64 | |||||||||||||
1991 | 46.98 | 55.77 | 51.50 | 59.48 | 66.06 | 74.67 | 83.74 | 78.60 | 79.83 | 70.50 | 55.77 | 46.98 | 64.16 | |||||||||||||
1992 | 42.68 | 55.53 | 58.79 | 66.82 | 76.02 | 76.92 | 81.24 | 83.16 | 76.92 | 68.56 | 54.22 | 45.31 | 65.51 | |||||||||||||
1993 | 47.11 | 51.89 | 60.23 | 61.68 | 69.90 | 75.67 | 80.16 | 79.66 | 75.72 | 67.73 | 53.90 | 45.58 | 64.10 | |||||||||||||
1994 | 46.90 | 49.91 | 59.31 | 63.20 | 68.45 | 77.70 | 83.29 | 82.26 | 75.32 | 64.74 | 48.07 | 45.31 | 63.70 | |||||||||||||
1995 | 51.90 | 54.07 | 56.15 | 60.65 | 66.19 | 73.25 | 80.61 | 82.53 | 76.27 | 66.73 | 58.67 | 50.48 | 64.79 | |||||||||||||
1996 | 48.31 | 54.26 | 57.19 | 63.62 | 69.87 | 77.73 | 85.40 | 83.40 | 74.75 | 64.08 | 53.85 | 49.06 | 65.13 | |||||||||||||
1997 | 48.66 | 50.25 | 59.92 | 63.52 | 75.29 | 75.83 | 81.32 | 80.61 | 77.25 | 63.79 | 56.88 | 44.71 | 64.84 | |||||||||||||
1998 | 49.00 | 50.00 | 55.53 | 58.95 | 62.00 | 71.50 | 82.06 | 84.03 | 75.77 | 63.06 | 53.03 | 42.77 | 62.31 | |||||||||||||
1999 | 44.73 | 49.88 | 53.50 | 58.47 | 67.98 | 75.92 | 80.56 | 78.35 | 77.27 | 68.68 | 56.90 | 47.00 | 63.27 | |||||||||||||
2000 | 50.16 | 53.81 | 56.44 | 64.12 | 70.97 | 79.77 | 78.77 | 81.19 | 74.47 | 63.89 | 49.15 | 47.76 | 64.21 | |||||||||||||
2001 | 46.13 | 48.68 | 58.71 | 58.58 | 77.26 | 79.70 | 81.56 | 81.90 | 76.95 | 68.44 | 56.38 | 47.37 | 65.14 | |||||||||||||
2002 | 45.02 | 52.16 | 55.03 | 62.78 | 69.56 | 78.07 | 84.06 | 80.00 | 77.05 | 65.19 | 56.20 | 49.34 | 64.54 | |||||||||||||
2003 | 50.52 | 51.07 | 58.05 | 58.57 | 69.44 | 78.33 | 86.45 | 81.42 | 79.18 | 69.79 | 52.17 | 49.26 | 65.35 | |||||||||||||
2004 | 46.53 | 50.53 | 62.55 | 65.78 | 70.82 | 77.38 | 83.34 | 81.32 | 75.93 | 64.05 | 51.72 | 46.48 | 64.70 | |||||||||||||
2005 | 47.40 | 54.36 | 57.82 | 59.55 | 69.37 | 73.63 | 86.79 | 84.00 | 73.87 | 65.90 | 57.53 | 51.02 | 65.10 | |||||||||||||
2006 | 48.68 | 52.43 | 50.06 | 59.67 | 71.85 | 80.65 | 87.82 | 80.13 | 75.83 | 63.90 | 55.40 | 47.08 | 64.46 | |||||||||||||
2007 | 43.71 | 51.41 | 60.24 | 62.92 | 71.47 | 77.95 | 83.19 | 82.81 | 73.70 | 64.44 | 57.33 | 45.40 | 64.55 | |||||||||||||
2008 | 46.92 | 51.10 | 56.94 | 61.68 | 70.29 | 79.10 | 83.82 | 84.08 | 77.95 | 67.11 | 57.45 | 44.87 | 65.11 | |||||||||||||
2009 | 47.66 | 51.52 | 55.97 | 61.97 | 75.32 | 75.68 | 84.98 | 81.74 | 79.73 | 63.65 | 54.10 | 47.21 | 64.96 | |||||||||||||
2010 | 48.63 | 52.18 | 55.42 | 57.70 | 65.11 | 77.62 | 83.03 | 79.90 | 76.87 | 68.02 | 53.80 | 50.89 | 64.10 | |||||||||||||
2011 | 46.56 | 49.12 | 55.40 | 60.70 | 65.11 | 74.95 | 82.03 | 82.35 | 80.27 | 67.98 | 53.48 | 45.58 | 63.63 | |||||||||||||
2012 | 49.26 | 52.66 | 56.16 | 62.95 | 72.32 | 77.83 | 83.35 | 86.53 | 81.33 | 69.06 | 58.28 | 50.84 | 66.72 | |||||||||||||
2013 | 47.13 | 51.02 | 62.10 | 67.55 | 73.02 | 80.93 | 87.08 | 83.02 | 77.85 | 66.56 | 58.47 | 47.34 | 66.84 | |||||||||||||
2014 | 53.19 | 56.79 | 62.35 | 66.82 | 74.24 | 80.93 | 86.89 | 84.37 | 80.73 | 72.02 | 57.65 | 51.87 | 68.99 | |||||||||||||
2015 | 49.00 | 56.98 | 64.02 | 64.32 | 68.55 | 81.95 | 83.06 | 82.39 | 78.68 | 71.26 | 51.98 | 45.79 | 66.50 | |||||||||||||
2016 | 50.02 | 55.53 | 58.66 | 65.27 | 71.32 | 80.92 | 84.00 | 82.53 | 76.12 | 66.37 | 57.55 | 47.15 | 66.29 | |||||||||||||
2017 | 48.08 | 53.89 | 58.76 | 62.05 | 70.97 | 80.50 | 86.52 | 85.23 | 77.15 | 65.68 | 57.95 | 47.97 | 66.23 | |||||||||||||
2018 | 52.55 | 53.20 | 56.84 | 64.92 | 70.92 | 79.35 | 88.24 | 83.02 | 77.98 | 68.08 | 57.78 | 49.97 | 66.90 | |||||||||||||
2019 | 52.52 | 49.21 | 57.37 | 67.05 | 66.66 | 80.68 | 84.23 | 84.77 | 77.20 | 65.45 | 57.87 | 50.97 | 66.17 | |||||||||||||
2020 | 48.97 | 54.98 | 56.63 | 64.12 | 73.44 | 79.50 | 84.61 | 86.23 | 79.82 | 71.58 | 54.92 | 48.85 | 66.97 | |||||||||||||
2021 | 50.42 | 54.12 | 56.26 | 65.93 | 73.35 | 82.57 | 88.68 | 85.16 | 79.60 | 65.13 | 57.22 | 48.13 | 67.21 | |||||||||||||
2022 | 50.08 | 53.79 | 60.48 | 64.43 | 71.45 | 81.25 | 85.68 | 86.66 | 82.15 | 71.00 | 52.07 | 47.29 | 67.19 | |||||||||||||
2023 | 49.60 | 48.80 | 53.37 | 63.68 | 70.68 | 75.13 | 86.60 | 83.84 | 76.23 | 69.24 | 57.82 | 53.18 | 65.68 | |||||||||||||
2024 | 51.47 | 54.09 | 57.91 | d | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 54.49 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 46.81 | 51.43 | 55.90 | 61.74 | 69.22 | 76.70 | 82.56 | 80.82 | 75.70 | 65.90 | 54.29 | 46.49 | 63.95 | |||||||||||||
S.D. | 3.17 | 2.64 | 3.15 | 3.31 | 3.21 | 3.12 | 2.72 | 2.82 | 2.76 | 2.77 | 2.52 | 2.81 | 1.77 | |||||||||||||
SKEW | -0.02 | 0.11 | 0.29 | -0.29 | 0.01 | -0.21 | 0.15 | -0.26 | 0.09 | 0.17 | -0.09 | 0.15 | 0.31 | |||||||||||||
MAX | 53.60 | 56.98 | 64.02 | 67.55 | 77.26 | 82.82 | 88.68 | 86.66 | 82.15 | 72.02 | 58.67 | 53.18 | 68.99 | |||||||||||||
MIN | 39.63 | 45.45 | 50.06 | 52.55 | 61.73 | 69.02 | 76.19 | 72.65 | 68.55 | 59.63 | 48.07 | 39.98 | 60.53 | |||||||||||||
YRS | 77 | 77 | 77 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 |