YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1952 | ----- | z | ----- | z | 71.00 | t | 69.73 | 84.17 | a | 80.00 | 94.39 | 96.26 | 93.07 | 84.87 | 66.17 | 57.52 | 80.69 | c | ||||||||
1953 | 61.87 | 65.29 | 67.58 | 72.40 | 75.39 | 83.97 | 98.97 | 91.74 | 89.20 | 81.26 | 66.27 | 62.35 | 76.36 | |||||||||||||
1954 | 57.39 | 68.39 | 61.77 | 75.97 | 83.68 | 88.03 | 99.26 | 88.06 | 89.03 | 80.74 | 69.23 | 59.61 | 76.76 | |||||||||||||
1955 | 53.84 | 61.14 | 67.94 | 68.33 | 77.00 | 85.67 | 91.45 | 98.16 | 90.93 | 81.97 | 66.50 | 58.32 | 75.10 | |||||||||||||
1956 | 57.26 | 58.41 | 68.61 | 70.47 | 76.19 | 89.77 | 92.23 | 90.19 | 92.67 | 74.97 | 73.93 | 65.10 | 75.82 | |||||||||||||
1957 | 53.81 | 61.54 | 66.35 | 72.80 | 74.87 | 93.07 | 94.87 | 94.26 | 88.67 | 74.35 | 66.13 | 59.55 | 75.02 | |||||||||||||
1958 | 60.48 | 63.86 | 59.77 | 72.03 | 81.61 | 86.13 | 93.81 | 96.48 | 91.47 | 86.19 | 70.50 | 67.97 | 77.53 | |||||||||||||
1959 | 63.10 | 60.54 | 73.77 | 79.07 | 78.19 | 93.63 | 99.32 | 93.48 | 86.73 | 84.29 | 75.27 | 63.26 | 79.22 | |||||||||||||
1960 | 57.06 | 60.34 | 68.90 | 75.30 | 82.13 | 93.07 | 98.29 | 95.29 | 91.83 | a | 79.97 | 62.50 | 58.45 | 76.93 | ||||||||||||
1961 | 64.26 | 64.71 | 66.87 | 78.53 | 76.29 | 94.63 | 99.42 | 96.87 | 87.37 | 81.35 | 65.70 | 57.35 | 77.78 | |||||||||||||
1962 | 59.65 | 58.57 | 61.65 | 77.80 | 76.58 | 86.63 | 93.65 | 94.80 | a | 89.13 | 78.58 | 69.83 | 64.29 | 75.93 | ||||||||||||
1963 | 59.58 | 68.50 | 64.68 | 65.37 | 74.26 | 83.57 | 93.16 | 92.39 | 91.41 | a | 78.16 | 65.17 | 63.80 | a | 75.00 | |||||||||||
1964 | 59.29 | 65.52 | 66.16 | 72.57 | 77.55 | 87.77 | 96.13 | 94.16 | 86.93 | 84.52 | 64.33 | 60.13 | 76.25 | |||||||||||||
1965 | 59.26 | 65.54 | 66.03 | 72.13 | 81.13 | 79.53 | 92.45 | 96.39 | 83.50 | 85.81 | 65.77 | 57.35 | 75.41 | |||||||||||||
1966 | 57.23 | 60.39 | 70.90 | 79.97 | 81.06 | 91.27 | 94.06 | 98.26 | 87.17 | 82.42 | 65.73 | 58.16 | 77.22 | |||||||||||||
1967 | 61.65 | 65.32 | 63.45 | 59.43 | 81.26 | 84.70 | 99.26 | 100.68 | 91.03 | 84.87 | 70.30 | 58.84 | 76.73 | |||||||||||||
1968 | 61.48 | 66.31 | 69.42 | 76.33 | 81.39 | 91.03 | 95.94 | 90.35 | 89.97 | 77.84 | 64.73 | 56.06 | 76.74 | |||||||||||||
1969 | 57.03 | 56.46 | 66.16 | 70.00 | 81.06 | 80.73 | 93.61 | 98.77 | 90.87 | 75.61 | 72.47 | 61.74 | 75.38 | |||||||||||||
1970 | 60.90 | 65.75 | 68.81 | 71.67 | 84.03 | 88.10 | 98.35 | 96.68 | 91.83 | 78.00 | 68.40 | 55.71 | 77.35 | |||||||||||||
1971 | 57.00 | 61.64 | 66.94 | 69.13 | 73.52 | 86.80 | 95.68 | 94.87 | 88.40 | 76.13 | 64.03 | 52.97 | 73.93 | |||||||||||||
1972 | 55.26 | 64.24 | 73.42 | 72.50 | 80.77 | 87.37 | 92.35 | 90.13 | 81.90 | 71.13 | 60.07 | 52.74 | 73.49 | |||||||||||||
1973 | 53.67 | a | 59.68 | 58.61 | 71.97 | 80.84 | 91.27 | 91.90 | 92.00 | 84.70 | 77.90 | 63.63 | 59.90 | 73.84 | ||||||||||||
1974 | 57.61 | 64.00 | 62.71 | 70.57 | 79.10 | 88.77 | 93.16 | 92.16 | 91.63 | 78.00 | 67.10 | 57.10 | 75.16 | |||||||||||||
1975 | 62.39 | 60.89 | 60.74 | 64.63 | 81.19 | 84.17 | 91.06 | 90.39 | 91.20 | 75.68 | 69.00 | 64.45 | 74.65 | |||||||||||||
1976 | 67.26 | 63.41 | 66.87 | 70.30 | 85.06 | 91.87 | 93.39 | 87.35 | 81.67 | 74.90 | 69.00 | 62.90 | 76.17 | |||||||||||||
1977 | 58.13 | 68.39 | 64.32 | 77.70 | 72.00 | 87.43 | 93.45 | 93.13 | 82.67 | 80.55 | 70.23 | 63.58 | 75.97 | |||||||||||||
1978 | 59.39 | 60.71 | 65.61 | 64.73 | 81.32 | 88.10 | 94.42 | 91.29 | 85.37 | 84.81 | 62.93 | 55.94 | 74.55 | |||||||||||||
1979 | 54.52 | 57.61 | 62.00 | 69.63 | 80.58 | 91.27 | 93.42 | 92.19 | 96.73 | 81.10 | 67.43 | 64.32 | 75.90 | |||||||||||||
1980 | 61.55 | 64.93 | 63.58 | 72.10 | 74.35 | 84.67 | 93.32 | 88.35 | 87.03 | 81.70 | a | 69.63 | 64.74 | 75.50 | ||||||||||||
1981 | 62.97 | 63.82 | 62.90 | 73.70 | 80.16 | 95.03 | 94.42 | 94.29 | 89.20 | 75.03 | 66.40 | 60.94 | 76.57 | |||||||||||||
1982 | 57.03 | 63.43 | 60.61 | 69.67 | 79.52 | 81.33 | 94.48 | 95.53 | a | 85.37 | 79.45 | 62.50 | 57.35 | 73.86 | ||||||||||||
1983 | 60.19 | 61.11 | 62.35 | 64.30 | 81.13 | 86.87 | 90.90 | 92.52 | b | 89.80 | 80.00 | 63.87 | 57.52 | 74.21 | ||||||||||||
1984 | 60.00 | 63.79 | 71.03 | 72.50 | 88.81 | 87.57 | 94.68 | 93.26 | 92.43 | 74.80 | a | 62.90 | a | 54.74 | 76.38 | |||||||||||
1985 | 58.03 | 65.36 | 62.03 | 78.43 | 78.00 | 91.10 | 96.81 | 92.00 | 79.70 | 77.06 | 62.77 | 61.19 | 75.21 | |||||||||||||
1986 | 63.87 | 63.36 | 68.74 | 71.07 | 83.19 | 89.30 | 88.35 | 95.84 | 80.10 | 79.03 | 72.23 | 62.48 | 76.46 | |||||||||||||
1987 | 58.10 | 63.86 | 65.87 | 80.80 | 82.84 | 88.17 | 87.81 | 89.06 | 91.47 | 81.61 | 63.63 | 55.29 | 75.71 | |||||||||||||
1988 | 58.10 | 67.48 | 72.16 | 73.37 | 80.61 | 85.37 | 96.81 | 90.74 | 90.27 | 83.00 | 66.87 | 60.19 | 77.08 | |||||||||||||
1989 | 59.65 | 59.43 | 70.71 | 79.90 | 81.45 | 86.93 | 97.52 | 89.00 | 87.73 | 78.81 | 73.23 | 65.61 | 77.50 | |||||||||||||
1990 | 60.16 | 59.64 | 68.55 | 78.53 | 77.81 | 90.97 | 94.61 | 91.26 | 89.57 | 84.68 | 70.03 | 58.13 | 76.99 | |||||||||||||
1991 | 61.52 | 72.96 | 59.55 | 72.10 | 77.68 | 83.60 | 92.71 | 91.06 | 93.37 | 86.39 | 71.47 | 62.29 | 77.06 | |||||||||||||
1992 | 60.84 | 65.21 | 64.61 | 79.57 | 84.42 | 83.77 | 93.81 | 98.16 | 91.47 | 81.84 | 70.00 | 58.52 | 77.68 | |||||||||||||
1993 | 58.32 | 60.36 | 70.45 | 75.23 | 81.19 | 91.93 | 88.19 | 93.00 | 91.00 | 82.61 | 69.63 | 62.39 | 77.03 | |||||||||||||
1994 | 66.35 | 61.04 | 71.71 | 76.43 | 79.52 | 94.83 | 92.19 | 98.68 | 88.80 | 77.26 | 60.17 | 57.71 | 77.06 | |||||||||||||
1995 | 58.23 | 65.18 | 64.90 | 70.47 | 73.71 | 84.73 | 92.35 | 94.71 | 90.90 | 83.29 | 74.83 | 61.90 | 76.27 | |||||||||||||
1996 | 62.19 | 62.90 | 69.94 | 78.40 | 83.32 | 91.87 | 99.55 | 97.65 | 87.53 | 80.35 | 66.30 | 60.87 | 78.41 | |||||||||||||
1997 | 59.48 | 64.11 | 74.03 | 77.47 | 92.39 | 87.63 | 90.84 | 92.13 | 91.60 | 80.19 | 69.10 | 58.84 | 78.15 | |||||||||||||
1998 | 60.71 | 58.68 | 65.03 | 68.77 | 70.35 | 79.27 | 94.16 | 100.03 | 86.83 | 78.65 | 66.50 | 60.00 | 74.08 | |||||||||||||
1999 | 63.81 | 62.82 | 62.06 | 69.60 | 78.42 | 88.20 | 90.87 | 92.32 | 90.03 | 87.77 | 71.93 | 66.10 | 77.00 | |||||||||||||
2000 | 62.74 | 62.24 | 67.03 | 76.93 | 85.81 | 91.43 | 92.45 | 96.19 | 89.93 | 76.48 | 66.23 | 66.97 | 77.87 | |||||||||||||
2001 | 59.23 | 57.54 | 68.29 | 68.80 | 89.74 | 92.23 | 88.71 | 94.29 | 89.63 | 81.52 | 67.07 | 57.00 | 76.17 | |||||||||||||
2002 | 56.19 | 67.07 | 66.61 | 72.50 | 81.13 | 89.73 | 93.42 | 91.74 | 90.97 | 75.84 | 69.50 | 57.77 | 76.04 | |||||||||||||
2003 | 63.32 | 60.75 | 69.00 | 65.90 | 80.81 | 86.63 | 98.13 | 93.35 | 92.77 | 86.32 | 63.30 | 59.35 | 76.64 | |||||||||||||
2004 | 58.68 | 59.17 | 75.94 | 78.67 | 82.06 | 87.73 | 91.61 | 92.58 | 90.00 | 75.52 | 62.20 | 59.13 | 76.11 | |||||||||||||
2005 | 59.68 | 61.43 | 66.23 | 70.60 | 81.48 | 83.27 | 98.32 | 95.19 | 86.43 | 79.45 | 72.70 | 61.97 | 76.40 | |||||||||||||
2006 | 60.45 | 66.32 | 58.90 | 65.60 | 82.48 | 92.27 | 99.29 | 88.74 | 88.43 | 75.48 | 70.07 | 61.29 | 75.78 | |||||||||||||
2007 | 60.29 | 62.14 | 74.97 | 76.73 | 83.42 | 90.77 | 93.77 | 95.03 | 84.33 | 76.61 | 72.20 | 57.77 | 77.34 | |||||||||||||
2008 | 56.48 | 61.72 | 68.48 | 74.33 | 80.45 | 92.60 | 95.45 | 95.61 | 91.70 | 83.48 | 71.17 | 59.42 | 77.58 | |||||||||||||
2009 | 65.35 | 61.50 | 67.13 | 73.80 | 86.03 | 83.17 | 96.87 | 94.29 | 94.67 | 75.55 | 68.63 | 56.87 | 76.99 | |||||||||||||
2010 | 60.16 | 60.64 | 66.39 | 67.63 | 77.39 | 89.97 | 89.74 | 91.26 | 91.20 | 78.00 | 66.80 | 60.55 | 74.98 | |||||||||||||
2011 | 63.23 | 61.07 | 64.39 | 72.83 | 76.84 | 85.03 | 91.00 | 93.23 | 92.50 | 80.74 | 64.93 | 62.19 | 75.67 | |||||||||||||
2012 | 65.23 | 65.45 | 67.03 | 73.87 | 85.23 | 88.27 | 90.65 | 98.26 | 94.50 | 80.39 | 70.13 | 57.74 | 78.06 | |||||||||||||
2013 | 60.00 | 63.86 | 74.06 | 80.97 | 85.26 | 90.43 | 95.10 | 94.19 | 89.37 | 80.29 | 71.77 | 64.65 | 79.16 | |||||||||||||
2014 | 71.87 | 67.21 | 72.26 | 77.47 | 86.94 | 91.37 | 93.87 | 92.61 | 91.23 | 85.81 | 71.37 | 61.29 | 80.27 | |||||||||||||
2015 | 65.13 | 69.14 | 78.65 | 77.70 | 76.48 | 93.57 | 89.61 | 93.10 | 91.90 | 85.65 | 65.73 | 58.52 | 78.76 | |||||||||||||
2016 | 60.42 | 70.14 | 69.74 | 78.20 | 80.42 | 95.20 | 94.68 | 92.65 | 89.63 | 78.03 | 70.83 | 59.26 | 78.27 | |||||||||||||
2017 | 58.13 | 60.39 | 70.71 | 75.03 | 82.10 | 93.30 | 98.74 | 96.03 | 89.27 | 84.10 | 71.70 | 68.45 | 79.00 | |||||||||||||
2018 | 65.94 | 68.25 | 65.55 | 75.20 | 78.10 | 89.57 | 98.19 | 94.23 | 91.90 | 81.77 | 72.80 | 59.39 | 78.41 | |||||||||||||
2019 | 61.65 | 56.50 | 64.61 | 76.30 | 75.68 | 87.90 | 94.29 | 95.23 | 90.07 | 83.16 | 73.67 | 59.39 | 76.54 | |||||||||||||
2020 | 60.26 | 69.66 | 62.52 | 72.70 | 84.74 | 89.23 | 92.23 | 97.23 | 96.20 | 89.26 | 71.13 | 65.42 | 79.21 | |||||||||||||
2021 | 64.26 | 66.96 | 67.03 | 76.73 | 84.39 | 91.07 | 96.71 | 94.42 | 91.73 | 78.03 | 74.83 | 59.10 | 78.77 | |||||||||||||
2022 | 63.97 | 68.79 | 73.23 | 77.70 | 84.77 | a | 95.53 | 95.00 | 96.55 | 93.27 | 83.68 | 65.77 | 57.77 | 79.67 | ||||||||||||
2023 | 57.65 | 58.89 | 59.65 | 73.83 | 77.61 | 81.27 | 99.48 | 93.16 | 83.23 | 83.45 | 72.00 | 64.06 | 75.36 | |||||||||||||
2024 | 60.65 | 61.21 | 65.45 | 70.18 | h | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 62.43 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 60.31 | 63.26 | 66.87 | 73.24 | 80.56 | 88.38 | 94.29 | 93.83 | 89.39 | 80.39 | 68.10 | 60.30 | 76.58 | |||||||||||||
S.D. | 3.35 | 3.54 | 4.37 | 4.56 | 4.11 | 4.04 | 3.06 | 2.94 | 3.51 | 3.81 | 3.73 | 3.40 | 1.51 | |||||||||||||
SKEW | 0.53 | 0.30 | 0.27 | -0.49 | 0.09 | -0.33 | 0.04 | 0.05 | -0.77 | 0.05 | -0.09 | 0.26 | 0.16 | |||||||||||||
MAX | 71.87 | 72.96 | 78.65 | 80.97 | 92.39 | 95.53 | 99.55 | 100.68 | 96.73 | 89.26 | 75.27 | 68.45 | 80.27 | |||||||||||||
MIN | 53.67 | 56.46 | 58.61 | 59.43 | 70.35 | 79.27 | 87.81 | 87.35 | 79.70 | 71.13 | 60.07 | 52.74 | 73.49 | |||||||||||||
YRS | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 71 |