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 | ----- | z | ----- | z | 52.64 | i | ----- | z |
1949 | 39.03 | 49.36 | 60.19 | 66.57 | 77.13 | 84.30 | 89.84 | 88.68 | 82.10 | 72.39 | 69.23 | 50.74 | 69.13 | |||||||||||||
1950 | 55.65 | 60.00 | 62.13 | 70.63 | 80.55 | 89.83 | 86.10 | 87.74 | 77.30 | 79.39 | 61.30 | 54.52 | 72.09 | |||||||||||||
1951 | 46.35 | 56.07 | 58.71 | 67.27 | 78.23 | 83.67 | 93.39 | 91.55 | 84.53 | 71.68 | 55.70 | 52.19 | 69.94 | |||||||||||||
1952 | 54.16 | 55.34 | 57.13 | 68.47 | 78.71 | 94.43 | 91.90 | 93.77 | 82.93 | 73.58 | 52.40 | 47.06 | 70.83 | |||||||||||||
1953 | 58.84 | 52.43 | 65.42 | 69.43 | 78.45 | 96.73 | 93.19 | 88.77 | 87.93 | 72.39 | 58.97 | 47.71 | 72.52 | |||||||||||||
1954 | 52.26 | 63.11 | 58.55 | 76.03 | 72.84 | 91.03 | 96.00 | 91.90 | 87.23 | 72.61 | 64.93 | 56.00 | 73.54 | |||||||||||||
1955 | 49.71 | 51.71 | 62.84 | 71.57 | 76.94 | 85.47 | 91.16 | 91.45 | 85.38 | a | 77.10 | 58.70 | 58.80 | a | 71.74 | |||||||||||
1956 | 52.48 | 51.59 | 64.74 | 69.93 | 84.13 | 92.67 | 92.52 | 90.84 | 88.53 | 75.94 | 57.30 | 56.80 | a | 73.12 | ||||||||||||
1957 | 48.61 | 59.39 | 55.81 | 64.00 | 72.61 | 87.77 | 95.06 | 90.68 | 81.93 | 66.58 | 50.40 | 57.90 | 69.23 | |||||||||||||
1958 | 49.55 | 50.57 | 44.19 | 63.60 | 80.19 | 89.53 | 89.00 | 92.35 | 81.27 | 71.16 | 62.00 | 52.90 | 68.86 | |||||||||||||
1959 | 43.32 | 53.32 | 61.10 | 68.57 | 79.06 | 90.00 | 91.55 | 89.97 | 83.37 | 67.32 | 58.67 | 49.87 | 69.68 | |||||||||||||
1960 | 43.45 | 41.83 | 59.32 | 73.87 | 81.97 | 89.83 | 87.61 | 90.16 | 82.57 | 71.77 | 61.90 | 46.84 | 69.26 | |||||||||||||
1961 | 52.48 | 54.11 | 59.26 | 69.40 | 80.52 | 86.37 | 89.10 | 87.84 | 78.33 | 73.26 | 50.73 | 48.45 | 69.15 | |||||||||||||
1962 | 45.71 | 59.54 | 60.19 | 70.87 | 86.32 | 84.67 | 89.77 | 93.45 | 81.67 | 76.35 | 61.13 | 54.32 | 72.00 | |||||||||||||
1963 | 44.94 | 55.68 | 64.81 | 75.57 | 82.35 | 88.03 | 93.90 | 89.06 | 85.73 | 79.65 | 64.47 | 47.03 | 72.60 | |||||||||||||
1964 | 52.45 | 44.54 | a | 58.03 | 71.37 | 81.35 | 89.70 | 95.00 | 90.48 | 79.67 | 74.77 | 57.00 | 51.16 | 70.46 | ||||||||||||
1965 | 55.61 | 52.00 | 50.87 | 74.30 | 78.97 | a | 83.03 | 89.77 | 87.84 | 79.86 | a | 74.03 | 65.83 | 55.16 | 70.61 | |||||||||||
1966 | 44.87 | 48.07 | 65.58 | 68.40 | 81.13 | a | 86.90 | 94.94 | 83.52 | 80.87 | 72.39 | 65.27 | 48.43 | a | 70.03 | |||||||||||
1967 | 55.90 | 55.61 | 67.71 | 73.00 | 76.81 | 84.77 | 88.84 | 85.26 | 80.03 | 75.55 | 60.53 | 45.55 | 70.80 | |||||||||||||
1968 | 50.94 | 52.21 | 61.58 | 68.27 | 74.84 | 88.37 | 88.81 | 88.74 | 83.30 | 76.35 | 54.27 | 49.42 | 69.76 | |||||||||||||
1969 | 55.13 | 52.32 | 48.94 | 71.23 | 78.48 | 83.13 | 92.97 | 90.94 | 80.23 | 62.84 | 60.20 | 51.61 | 69.00 | |||||||||||||
1970 | 47.55 | 57.39 | 54.10 | a | 67.23 | 81.42 | 86.73 | 90.81 | 90.19 | 80.23 | 63.94 | 60.20 | 55.97 | 69.65 | ||||||||||||
1971 | 50.03 | 51.71 | 63.26 | 67.70 | 77.32 | 89.30 | 87.00 | 84.81 | 77.17 | 69.26 | 57.50 | 48.87 | 68.66 | |||||||||||||
1972 | 52.97 | 58.79 | 68.35 | 74.93 | 76.42 | 87.40 | 85.81 | 84.35 | 78.77 | 67.74 | 47.17 | 46.06 | 69.06 | |||||||||||||
1973 | 45.10 | 52.25 | 56.61 | 62.70 | 74.42 | 87.73 | 88.74 | 91.74 | 78.10 | 74.26 | 62.83 | 51.26 | 68.81 | |||||||||||||
1974 | 46.61 | 57.32 | 67.39 | 72.07 | 84.81 | 89.27 | 91.61 | 83.71 | 73.33 | 70.61 | 57.77 | 48.32 | 70.23 | |||||||||||||
1975 | 48.52 | 46.57 | 58.71 | 67.37 | 77.90 | 85.93 | 87.03 | 90.13 | 78.43 | 76.00 | 58.60 | 55.74 | 69.24 | |||||||||||||
1976 | 51.61 | 61.28 | 59.32 | 70.07 | 73.55 | 87.47 | 89.00 | 89.32 | 80.07 | 64.23 | 56.20 | 52.32 | 69.54 | |||||||||||||
1977 | 42.32 | 57.68 | 62.23 | 68.83 | 78.81 | 90.73 | 92.39 | 87.48 | 84.70 | 72.74 | 61.80 | 54.58 | 71.19 | |||||||||||||
1978 | 39.52 | 39.79 | 60.90 | 73.60 | 74.65 | 86.90 | 94.94 | 87.90 | 81.60 | 73.16 | 54.57 | 45.19 | 67.73 | |||||||||||||
1979 | 35.84 | 53.25 | 59.10 | 67.73 | 72.10 | 84.57 | 91.74 | 87.23 | 83.57 | 75.00 | 52.53 | 54.10 | a | 68.06 | ||||||||||||
1980 | 47.39 | 52.34 | 58.94 | 66.53 | 73.55 | 92.50 | 97.61 | 89.71 | 82.00 | 71.87 | 57.27 | 56.87 | 70.55 | |||||||||||||
1981 | 53.26 | 57.18 | 59.03 | 74.73 | 75.48 | 90.23 | 91.13 | 83.45 | 79.40 | 67.32 | 62.20 | 53.17 | a | 70.55 | ||||||||||||
1982 | 54.39 | 47.93 | 59.29 | 67.47 | 76.90 | 82.73 | 88.81 | 88.48 | 83.00 | 70.32 | 56.86 | a | 47.97 | 68.68 | ||||||||||||
1983 | 48.19 | 47.39 | 57.23 | 63.40 | 74.45 | 82.87 | 92.39 | 93.52 | 87.83 | 73.06 | 61.17 | 38.26 | 68.31 | |||||||||||||
1984 | 46.97 | 59.90 | 61.42 | 67.37 | 79.97 | 87.37 | 91.45 | 87.19 | 81.73 | 65.55 | 59.50 | 50.68 | 69.92 | |||||||||||||
1985 | 45.03 | 51.39 | 62.00 | 73.17 | 80.68 | 85.57 | 91.94 | 90.32 | 80.27 | 69.68 | 58.83 | 48.77 | 69.80 | |||||||||||||
1986 | 60.94 | 55.43 | 69.19 | 74.73 | 78.10 | 84.80 | 92.77 | 88.57 | c | 81.70 | 67.68 | 58.87 | 48.60 | a | 71.78 | |||||||||||
1987 | 49.00 | a | 54.00 | 59.10 | 71.67 | 76.55 | 85.83 | 90.96 | d | 87.68 | l | 81.77 | h | 75.91 | i | 61.14 | i | 52.23 | i | 69.59 | e | |||||
1988 | 45.65 | k | 54.71 | h | 61.70 | h | 75.15 | j | 77.77 | i | 88.14 | h | 88.86 | j | 90.00 | h | 79.13 | 71.74 | 61.43 | 52.39 | 66.17 | h | ||||
1989 | 54.68 | 43.11 | 69.58 | 73.23 | 78.48 | 79.63 | 88.06 | 86.52 | 79.07 | 74.45 | 64.37 | 45.10 | 69.69 | |||||||||||||
1990 | 50.10 | 51.25 | 59.68 | 69.60 | 77.35 | 95.90 | 88.55 | 88.52 | 82.57 | 71.65 | 62.67 | 46.84 | 70.39 | |||||||||||||
1991 | 43.74 | 61.14 | 62.77 | 71.53 | 81.16 | 86.50 | 87.58 | 86.32 | 78.07 | 72.13 | 53.17 | 49.06 | 69.43 | |||||||||||||
1992 | 51.52 | 58.10 | 65.06 | 73.57 | 75.81 | 83.57 | 88.90 | 85.71 | 84.13 | 74.94 | 51.90 | 46.39 | 69.97 | |||||||||||||
1993 | 43.61 | 49.37 | a | 62.81 | 69.40 | 77.35 | 86.30 | 91.26 | 89.00 | 83.77 | 69.65 | 57.23 | 53.26 | 69.42 | ||||||||||||
1994 | 51.13 | 54.71 | 63.45 | 69.83 | 78.39 | 94.67 | 93.16 | 90.23 | 85.53 | 71.39 | 58.30 | 54.87 | 72.14 | |||||||||||||
1995 | 50.42 | 58.46 | 61.06 | 66.37 | 72.61 | 83.70 | 92.19 | 92.23 | 80.53 | 74.52 | 63.40 | 50.77 | 70.52 | |||||||||||||
1996 | 50.68 | 57.21 | 59.42 | 72.13 | 85.58 | 88.53 | 87.42 | 84.81 | 77.27 | 70.42 | 58.73 | 50.77 | 70.25 | |||||||||||||
1997 | 46.77 | 48.18 | 65.39 | 60.27 | 75.55 | 85.47 | 91.39 | 87.87 | 83.33 | 71.19 | 53.50 | 42.81 | 67.64 | |||||||||||||
1998 | 51.97 | 51.46 | 55.65 | 67.03 | 83.97 | 91.07 | 93.87 | 87.97 | 88.40 | 71.94 | 60.87 | 51.19 | 71.28 | |||||||||||||
1999 | 52.45 | 62.36 | 58.19 | 66.43 | 75.23 | 84.90 | 91.39 | 90.77 | 78.67 | 72.48 | 67.37 | 52.13 | 71.03 | |||||||||||||
2000 | 53.45 | 62.17 | 60.13 | 72.23 | 84.13 | 85.43 | 93.26 | 95.58 | 88.77 | 68.68 | 50.73 | 43.35 | e | 71.49 | ||||||||||||
2001 | 42.26 | 48.61 | 55.52 | 75.97 | 76.94 | 88.53 | 96.65 | 91.16 | 84.43 | 73.81 | 60.43 | 50.94 | 70.44 | |||||||||||||
2002 | 51.23 | 52.82 | 60.52 | 73.53 | 81.48 | 93.20 | 92.13 | 91.84 | 82.13 | 62.94 | 56.37 | 45.10 | 70.27 | |||||||||||||
2003 | 53.10 | 49.07 | 62.61 | 71.87 | 79.97 | 80.83 | 96.29 | 92.06 | 80.60 | 74.81 | 58.73 | 53.32 | 71.11 | |||||||||||||
2004 | 51.39 | 51.52 | 65.13 | 65.57 | 85.23 | 86.37 | 88.19 | 85.00 | 81.83 | 70.42 | 51.83 | 53.19 | 69.64 | |||||||||||||
2005 | 49.42 | 52.89 | 57.48 | 68.03 | 75.65 | 89.77 | 94.39 | 86.81 | 83.97 | 72.03 | 65.30 | 51.03 | 70.56 | |||||||||||||
2006 | 58.74 | 56.61 | 61.52 | 76.83 | 83.87 | 94.30 | 92.87 | 87.00 | 76.73 | 70.23 | 63.10 | 48.52 | 72.53 | |||||||||||||
2007 | 40.48 | 51.50 | 66.39 | 65.27 | 77.58 | 85.87 | 91.06 | 94.00 | 85.93 | 77.03 | 61.40 | 46.45 | 70.25 | |||||||||||||
2008 | 50.23 | 55.69 | 62.39 | 71.70 | 81.23 | 93.00 | 88.13 | 87.55 | 81.93 | 72.19 | 62.77 | 53.26 | 71.67 | |||||||||||||
2009 | 54.45 | 60.39 | 65.45 | 69.73 | 77.61 | 89.10 | 91.94 | 89.94 | 81.30 | 65.00 | 63.70 | 45.06 | 71.14 | |||||||||||||
2010 | 50.94 | 37.96 | 60.45 | 70.93 | 77.81 | 91.90 | 91.81 | 91.87 | 89.60 | 76.42 | 62.70 | 53.42 | 71.32 | |||||||||||||
2011 | 50.87 | 52.93 | 66.97 | 76.17 | 82.45 | 97.57 | 99.81 | 96.90 | 83.57 | 73.74 | 61.10 | 41.77 | 73.65 | |||||||||||||
2012 | 56.10 | 51.90 | 71.68 | 76.03 | 83.77 | 93.40 | 96.32 | 92.58 | 85.57 | 72.48 | 66.63 | 53.52 | 75.00 | |||||||||||||
2013 | 49.16 | 51.11 | 64.48 | 68.47 | 82.71 | 94.20 | 90.61 | 91.29 | 85.07 | 72.74 | 57.10 | 47.16 | 71.18 | |||||||||||||
2014 | 50.94 | 53.43 | 62.90 | 71.53 | 82.00 | 88.40 | 90.19 | 93.58 | 82.10 | 75.00 | 59.13 | 49.94 | 71.60 | |||||||||||||
2015 | 49.06 | 54.46 | 65.29 | 72.93 | 74.03 | 90.57 | 93.74 | 91.19 | 89.90 | 73.68 | 62.10 | 52.94 | 72.49 | |||||||||||||
2016 | 52.74 | 62.34 | 68.00 | 70.83 | 76.29 | 92.37 | 99.32 | 89.48 | 86.57 | 81.90 | 65.43 | 51.77 | 74.76 | |||||||||||||
2017 | 52.42 | 64.86 | 69.97 | 70.20 | 78.65 | 93.13 | 95.68 | 84.42 | 83.03 | 73.87 | 68.40 | 53.90 | 74.04 | |||||||||||||
2018 | 54.68 | 55.46 | 66.94 | 69.10 | 87.58 | 92.37 | 93.84 | 92.19 | 85.63 | 67.74 | 56.57 | 49.68 | 72.65 | |||||||||||||
2019 | 52.03 | 55.44 | a | 59.06 | 72.50 | 74.23 | 86.70 | 95.97 | 95.97 | 90.70 | 66.29 | 59.07 | 55.06 | 71.92 | ||||||||||||
2020 | 53.23 | 51.10 | 66.55 | 72.37 | 83.71 | 95.80 | 94.26 | 96.06 | 82.97 | 72.68 | 64.10 | 52.61 | 73.79 | |||||||||||||
2021 | 51.00 | 44.96 | 61.81 | 69.27 | 76.39 | 90.63 | 89.16 | 93.00 | 88.13 | 75.77 | 66.30 | 61.32 | 72.31 | |||||||||||||
2022 | 52.81 | 49.96 | 62.42 | 75.30 | 84.37 | a | 90.43 | 96.58 | 90.06 | 89.37 | 71.55 | 54.47 | 54.16 | 72.62 | ||||||||||||
2023 | 50.68 | 58.18 | 61.84 | 72.10 | 78.71 | 83.43 | 93.58 | 93.65 | 88.67 | 74.52 | 62.93 | 54.77 | 72.75 | |||||||||||||
2024 | 45.81 | 59.04 | a | 64.94 | 73.00 | l | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 56.59 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 49.88 | 53.60 | 61.56 | 70.29 | 78.87 | 88.46 | 91.84 | 89.67 | 82.78 | 72.05 | 59.57 | 50.77 | 70.78 | |||||||||||||
S.D. | 4.75 | 5.43 | 4.72 | 3.54 | 3.69 | 3.96 | 3.08 | 3.13 | 3.66 | 3.81 | 4.65 | 4.21 | 1.65 | |||||||||||||
SKEW | -0.51 | -0.42 | -0.71 | -0.33 | 0.26 | 0.22 | 0.28 | 0.00 | 0.16 | -0.35 | -0.33 | -0.28 | 0.43 | |||||||||||||
MAX | 60.94 | 64.86 | 71.68 | 76.83 | 87.58 | 97.57 | 99.81 | 96.90 | 90.70 | 81.90 | 69.23 | 61.32 | 75.00 | |||||||||||||
MIN | 35.84 | 37.96 | 44.19 | 60.27 | 72.10 | 79.63 | 85.81 | 83.45 | 73.33 | 62.84 | 47.17 | 38.26 | 67.64 | |||||||||||||
YRS | 75 | 75 | 75 | 74 | 74 | 74 | 74 | 73 | 74 | 74 | 74 | 74 | 73 |