YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 76.19 | 65.13 | 49.90 | 63.74 | i | |||
1949 | 49.19 | 56.11 | 61.94 | 76.43 | 77.81 | 89.57 | 92.19 | 87.55 | 87.03 | 76.10 | 69.27 | 52.39 | 72.96 | |||||||||||||
1950 | 51.32 | 62.00 | 65.06 | 75.47 | 80.90 | 84.70 | 93.94 | 93.39 | 85.37 | 77.52 | 66.93 | 55.68 | 74.36 | |||||||||||||
1951 | 52.90 | 59.14 | 65.97 | 71.03 | 79.52 | 85.40 | 91.71 | 90.76 | j | 87.57 | 77.69 | b | 67.13 | 54.06 | 72.01 | a | ||||||||||
1952 | 53.58 | 60.24 | 62.65 | 73.50 | 84.61 | 83.07 | 96.19 | 95.06 | 92.27 | 83.26 | 65.10 | 53.81 | 75.28 | |||||||||||||
1953 | 58.71 | 64.64 | 68.00 | 73.13 | 75.52 | 84.70 | 98.97 | 88.68 | 87.53 | 77.23 | 62.97 | 58.45 | 74.88 | |||||||||||||
1954 | 55.77 | 57.11 | 60.61 | 75.23 | 81.48 | 84.07 | 94.35 | 86.19 | 84.80 | 77.16 | 60.33 | 50.13 | 72.27 | |||||||||||||
1955 | 48.65 | 58.36 | 66.74 | 65.50 | 78.48 | 84.53 | 89.16 | 93.68 | 88.80 | 77.81 | 62.53 | 56.06 | 72.53 | |||||||||||||
1956 | 54.48 | 57.52 | 67.19 | 71.20 | 78.10 | 87.23 | 90.74 | 88.06 | 86.17 | 74.10 | 67.83 | 57.19 | 73.32 | |||||||||||||
1957 | 52.26 | 59.86 | 65.84 | 72.90 | 76.71 | 90.87 | 93.32 | 89.58 | 86.37 | 73.03 | 64.30 | 53.06 | 73.17 | |||||||||||||
1958 | 54.10 | 62.32 | 61.13 | 71.83 | 81.32 | 83.90 | 90.77 | 94.97 | 90.07 | 83.00 | 69.23 | 62.87 | 75.46 | |||||||||||||
1959 | 57.55 | 60.00 | 71.42 | 79.30 | 78.48 | 90.67 | 96.65 | 91.87 | 84.77 | 81.58 | 70.87 | 58.94 | 76.84 | |||||||||||||
1960 | 55.00 | 59.97 | 68.35 | 75.03 | 81.06 | 96.13 | 99.16 | 94.94 | 90.30 | 77.74 | 62.00 | 51.52 | 75.93 | |||||||||||||
1961 | 47.58 | 61.57 | 64.87 | 75.33 | 75.45 | 93.33 | 99.35 | 95.74 | 88.27 | 80.90 | 64.80 | 50.87 | 74.84 | |||||||||||||
1962 | 50.71 | 54.75 | 62.48 | 78.90 | 79.03 | 91.23 | 96.45 | 93.32 | 87.80 | 74.10 | 67.50 | 51.39 | 73.97 | |||||||||||||
1963 | 50.35 | 65.21 | 62.48 | 63.43 | 77.19 | 87.13 | 91.74 | 92.42 | 88.47 | 75.42 | 57.97 | 43.13 | 71.25 | |||||||||||||
1964 | 52.32 | 61.59 | 65.13 | 74.80 | 79.10 | 86.40 | 94.97 | 93.35 | 86.70 | 81.52 | 58.17 | 56.52 | 74.21 | |||||||||||||
1965 | 51.97 | 60.75 | 65.87 | 70.87 | 83.29 | 84.20 | 94.06 | 92.68 | 83.40 | 81.48 | 62.97 | 46.84 | 73.20 | |||||||||||||
1966 | 54.29 | 57.39 | 66.55 | 79.27 | 83.26 | 89.73 | 90.84 | 95.32 | 86.97 | 80.35 | 65.43 | 51.65 | 75.09 | |||||||||||||
1967 | 54.13 | 56.86 | 62.06 | 58.90 | 80.97 | 85.70 | 97.32 | 98.45 | 90.07 | 80.74 | 65.63 | 51.77 | 73.55 | |||||||||||||
1968 | 50.00 | 60.76 | 65.42 | 73.27 | 77.58 | 90.57 | 93.61 | 88.00 | 88.13 | 76.45 | 59.17 | 49.42 | 72.70 | |||||||||||||
1969 | 49.10 | 52.50 | 63.87 | 70.97 | 83.87 | 83.67 | 95.90 | 97.23 | 90.60 | 73.23 | 66.70 | 56.74 | 73.70 | |||||||||||||
1970 | 56.26 | 61.21 | 66.65 | 70.70 | 84.03 | 88.20 | 95.77 | 93.84 | 91.03 | 76.77 | 64.40 | 52.65 | 75.13 | |||||||||||||
1971 | 52.23 | 57.86 | 64.90 | 71.43 | 75.81 | 88.23 | 96.29 | 95.19 | 89.27 | 76.42 | 64.40 | 50.87 | 73.58 | |||||||||||||
1972 | 47.45 | 61.59 | 73.77 | 73.20 | 83.74 | 91.30 | 94.71 | 94.06 | 85.23 | 73.94 | 56.87 | 47.94 | 73.65 | |||||||||||||
1973 | 52.42 | 60.21 | 60.81 | 76.53 | 86.48 | 93.13 | 93.74 | 90.68 | 84.80 | 76.35 | 61.43 | 53.42 | 74.17 | |||||||||||||
1974 | 54.71 | 59.89 | 64.71 | 71.23 | 82.65 | 91.27 | 94.55 | 93.06 | 92.10 | 79.71 | 62.23 | 51.19 | 74.78 | |||||||||||||
1975 | 49.16 | 58.39 | 60.42 | 65.87 | 83.58 | 87.90 | 91.42 | 90.16 | 89.90 | 74.29 | 62.93 | 55.65 | 72.47 | |||||||||||||
1976 | 58.97 | 61.24 | 64.65 | 66.77 | 81.87 | 88.37 | 93.06 | 87.52 | 87.73 | 82.39 | 66.60 | 60.42 | 74.96 | |||||||||||||
1977 | 50.42 | 65.54 | 66.45 | 80.93 | 75.26 | 92.47 | 96.16 | 94.13 | 87.03 | 81.19 | 67.57 | 57.87 | 76.25 | |||||||||||||
1978 | 56.52 | 60.11 | 68.26 | 68.93 | 84.81 | 89.00 | 95.35 | 94.81 | 87.00 | 84.06 | 62.77 | 50.00 | 75.13 | |||||||||||||
1979 | 52.65 | 61.39 | 67.10 | 74.03 | 86.71 | 93.13 | 94.94 | 93.19 | 95.10 | 78.42 | 64.30 | 57.71 | 76.56 | |||||||||||||
1980 | 55.77 | 63.38 | 65.71 | 74.53 | 80.74 | 86.73 | 96.52 | 93.39 | 86.83 | 81.71 | 68.80 | 53.84 | 75.66 | |||||||||||||
1981 | 55.61 | 63.57 | 65.52 | 77.60 | 85.65 | 98.43 | 97.32 | 94.55 | 89.87 | 75.81 | 65.73 | 56.77 | 77.20 | |||||||||||||
1982 | 50.74 | 62.43 | 61.65 | 70.57 | 84.48 | 85.20 | 94.03 | 92.74 | 85.70 | 77.13 | 58.33 | 54.48 | 73.12 | |||||||||||||
1983 | 49.90 | 60.96 | 64.39 | 68.50 | 81.65 | 89.67 | 92.13 | 93.87 | 90.57 | 80.48 | 61.33 | 56.71 | 74.18 | |||||||||||||
1984 | 54.32 | 61.10 | 70.74 | 72.60 | 87.16 | 90.60 | 98.16 | 93.97 | 93.13 | 73.32 | 61.43 | 51.87 | 75.70 | |||||||||||||
1985 | 47.74 | 64.54 | 62.65 | 77.50 | 79.48 | 92.70 | 94.13 | 89.45 | 80.87 | 76.29 | 59.20 | 46.23 | 72.56 | |||||||||||||
1986 | 57.48 | 62.29 | 67.74 | 71.80 | 81.10 | 87.13 | 90.90 | 92.52 | 79.77 | 78.58 | 69.27 | 53.42 | 74.33 | |||||||||||||
1987 | 53.94 | 62.43 | 65.39 | 79.13 | 83.29 | 88.90 | 87.68 | 90.65 | 88.47 | 80.94 | 62.57 | 54.97 | 74.86 | |||||||||||||
1988 | 55.35 | 66.17 | 71.58 | 73.17 | 78.26 | 86.60 | 96.16 | 91.52 | 88.93 | 80.35 | 62.70 | 54.19 | 75.42 | |||||||||||||
1989 | 54.03 | 57.57 | 65.45 | 77.03 | 80.52 | 86.53 | 93.71 | 90.06 | 83.83 | 76.35 | 67.07 | 51.26 | 73.62 | |||||||||||||
1990 | 56.19 | 58.11 | 68.06 | 77.30 | 78.81 | 88.17 | 94.39 | 92.32 | 88.03 | a | 82.03 | 66.57 | 52.00 | 75.17 | ||||||||||||
1991 | 57.68 | 65.43 | 60.13 | 69.80 | 76.16 | 83.60 | 93.45 | 88.39 | 91.77 | 83.68 | 67.80 | 54.94 | 74.40 | |||||||||||||
1992 | 48.65 | 63.55 | 66.29 | 76.30 | 86.58 | 85.50 | 91.19 | 94.74 | 90.00 | 80.77 | 66.40 | 52.10 | 75.17 | |||||||||||||
1993 | 53.26 | 58.71 | 68.77 | 72.03 | 79.39 | 88.17 | 92.61 | 91.87 | 90.17 | 79.58 | 65.57 | 51.61 | 74.31 | |||||||||||||
1994 | 55.19 | 58.64 | 70.23 | 72.97 | 77.61 | 89.77 | 93.81 | 95.00 | 88.87 | 77.87 | 58.43 | 50.97 | 74.11 | |||||||||||||
1995 | 58.52 | 61.18 | 64.68 | 71.80 | 77.32 | 84.30 | 91.97 | 94.06 | 89.30 | 82.23 | 73.07 | 57.39 | 75.48 | |||||||||||||
1996 | 54.71 | 61.52 | 68.32 | 75.70 | 81.87 | 90.47 | 98.00 | 96.32 | 88.10 | 77.13 | 64.27 | 56.42 | 76.07 | |||||||||||||
1997 | 54.32 | 62.46 | 71.39 | 75.73 | 87.16 | 86.77 | 93.00 | 90.61 | 90.17 | 76.97 | 65.17 | 52.94 | 75.56 | |||||||||||||
1998 | 54.90 | 56.46 | 64.35 | 69.23 | 70.35 | 82.20 | 93.55 | 95.58 | 86.23 | 74.35 | 62.07 | 52.52 | 71.82 | |||||||||||||
1999 | 51.35 | 58.11 | 61.84 | 70.47 | 79.13 | 87.97 | 90.42 | 89.35 | 89.37 | 81.71 | 66.57 | 59.29 | 73.80 | |||||||||||||
2000 | 58.35 | 60.66 | 66.77 | 75.47 | 81.68 | 92.07 | 91.19 | 92.61 | 87.87 | 74.03 | 59.37 | 56.16 | 74.69 | |||||||||||||
2001 | 55.45 | 58.54 | 69.52 | 70.10 | 91.32 | 91.80 | 92.06 | 93.26 | 88.57 | 80.71 | 66.17 | 54.29 | 75.98 | |||||||||||||
2002 | 52.77 | 62.46 | 65.32 | 72.03 | 81.65 | 90.23 | 94.90 | 92.58 | 90.57 | 78.23 | 65.30 | 56.81 | 75.24 | |||||||||||||
2003 | 55.77 | 61.00 | 68.39 | 66.40 | 80.84 | 89.67 | 97.68 | 91.23 | 90.27 | 83.19 | 61.70 | 56.19 | 75.19 | |||||||||||||
2004 | 52.81 | 59.41 | 72.87 | 77.23 | 82.39 | 89.00 | 93.13 | 92.58 | 89.27 | 75.90 | 61.10 | 54.94 | 75.05 | |||||||||||||
2005 | 51.90 | 63.07 | 68.68 | 71.60 | 81.00 | 86.07 | 99.48 | 96.97 | 87.60 | 79.94 | 69.47 | 58.74 | 76.21 | |||||||||||||
2006 | 58.19 | 63.89 | 60.42 | 68.63 | 84.03 | 93.67 | 100.39 | 93.00 | 89.33 | 77.55 | 64.77 | 58.35 | 76.02 | |||||||||||||
2007 | 58.61 | 62.46 | 74.39 | 76.90 | 85.84 | 91.37 | 94.81 | 95.16 | 85.30 | 76.58 | 69.83 | 55.39 | 77.22 | |||||||||||||
2008 | 53.55 | 61.03 | 67.87 | 74.43 | 82.61 | 91.13 | 94.03 | 95.03 | 91.03 | 80.61 | 67.00 | 51.71 | 75.84 | |||||||||||||
2009 | 58.26 | 60.39 | 65.94 | 74.37 | 85.58 | 86.90 | 93.94 | 92.45 | 91.50 | 74.58 | 66.00 | 53.77 | 75.31 | |||||||||||||
2010 | 53.68 | 59.89 | 65.19 | 66.90 | 75.87 | 88.70 | 92.42 | 89.94 | 89.00 | 76.94 | 62.80 | 56.65 | 73.16 | |||||||||||||
2011 | 51.87 | 59.39 | 63.58 | 71.03 | 74.87 | 83.90 | 90.81 | 92.16 | 91.70 | 78.03 | 61.53 | 56.94 | 72.98 | |||||||||||||
2012 | 59.68 | 62.86 | 63.65 | 72.77 | 82.84 | 87.27 | 92.77 | 95.19 | 90.90 | 78.58 | 66.90 | 55.00 | 75.70 | |||||||||||||
2013 | 55.45 | 62.07 | 71.13 | 78.47 | 83.65 | 89.93 | 94.23 | 91.06 | 85.23 | 77.94 | 67.67 | 57.87 | 76.22 | |||||||||||||
2014 | 64.77 | 63.11 | 70.87 | 75.80 | 84.87 | 91.20 | 94.45 | 92.00 | 89.80 | 83.48 | 67.10 | 59.68 | 78.09 | |||||||||||||
2015 | 57.97 | 67.29 | 76.26 | 76.90 | 78.77 | 93.47 | 93.58 | 93.42 | 91.20 | 84.94 | 63.53 | 56.52 | 77.82 | |||||||||||||
2016 | 57.65 | 68.03 | 68.61 | 76.43 | 81.90 | 93.37 | 95.29 | 93.23 | 89.57 | 76.52 | 68.50 | b | 56.06 | 77.10 | ||||||||||||
2017 | 55.03 | 61.64 | 69.55 | 72.47 | 85.16 | 93.87 | 99.61 | 96.73 | a | 91.17 | 82.26 | 67.73 | 62.06 | 78.11 | ||||||||||||
2018 | 60.23 | 67.07 | 67.19 | 74.93 | 84.06 | 94.40 | 98.23 | 91.71 | 88.93 | 80.87 | 68.40 | 58.77 | 77.90 | |||||||||||||
2019 | 60.48 | 57.61 | 66.13 | 77.67 | 77.52 | 93.00 | 95.68 | 96.35 | 88.70 | 80.77 | 70.90 | 59.42 | 77.02 | |||||||||||||
2020 | 58.61 | 68.45 | 66.77 | 76.60 | 86.52 | 92.83 | 96.32 | 98.29 | 93.30 | 86.42 | 68.10 | 60.55 | 79.40 | |||||||||||||
2021 | 60.58 | 65.14 | 65.55 | 76.27 | 83.90 | 90.00 | 95.39 | 92.32 | 89.27 | 74.10 | 64.30 | 54.10 | 75.91 | |||||||||||||
2022 | 60.94 | 66.46 | 72.97 | 76.43 | 84.55 | 93.77 | 95.32 | 97.06 | 93.53 | 83.19 | 63.67 | 53.71 | 78.47 | |||||||||||||
2023 | 57.74 | 59.11 | 60.84 | 73.57 | 79.52 | 86.47 | 98.10 | 96.13 | 86.23 | 81.77 | 69.37 | 62.61 | 75.95 | |||||||||||||
2024 | 59.68 | 63.21 | 67.35 | 73.45 | h | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 63.41 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 54.53 | 61.17 | 66.34 | 73.24 | 81.28 | 88.98 | 94.46 | 92.95 | 88.54 | 78.74 | 64.86 | 54.61 | 74.99 | |||||||||||||
S.D. | 3.64 | 3.08 | 3.55 | 4.01 | 3.71 | 3.46 | 2.65 | 2.66 | 2.75 | 3.20 | 3.47 | 3.77 | 1.66 | |||||||||||||
SKEW | 0.12 | 0.08 | 0.41 | -0.82 | -0.15 | 0.16 | 0.10 | -0.33 | -0.53 | 0.12 | -0.23 | -0.25 | 0.22 | |||||||||||||
MAX | 64.77 | 68.45 | 76.26 | 80.93 | 91.32 | 98.43 | 100.39 | 98.45 | 95.10 | 86.42 | 73.07 | 62.87 | 79.40 | |||||||||||||
MIN | 47.45 | 52.50 | 60.13 | 58.90 | 70.35 | 82.20 | 87.68 | 86.19 | 79.77 | 73.03 | 56.87 | 43.13 | 71.25 | |||||||||||||
YRS | 76 | 76 | 76 | 75 | 75 | 75 | 75 | 74 | 75 | 76 | 76 | 76 | 74 |