YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 56.71 | p | 57.61 | 57.61 | k | |
1949 | 39.71 | 53.50 | 63.97 | 68.47 | 79.26 | 88.87 | 92.90 | 90.03 | 83.23 | 68.27 | p | 72.17 | 54.09 | h | 73.21 | b | ||||||||||
1950 | 63.50 | a | 69.25 | d | 68.94 | 77.07 | 84.94 | 92.43 | 89.00 | 90.52 | 79.50 | 82.77 | 66.28 | a | 56.19 | 76.70 | ||||||||||
1951 | 52.74 | 58.82 | 61.80 | a | 70.77 | 78.48 | 88.53 | 94.13 | 92.81 | 86.70 | 77.68 | 58.20 | 54.10 | 72.90 | ||||||||||||
1952 | 55.06 | 59.90 | 61.84 | 70.70 | 80.42 | 93.33 | 90.87 | 95.68 | 83.70 | 76.84 | 58.47 | 52.16 | 73.25 | |||||||||||||
1953 | 60.84 | 57.46 | 70.23 | 71.93 | 80.16 | 98.03 | 92.97 | 90.13 | 89.40 | 75.94 | 62.40 | 50.90 | 75.03 | |||||||||||||
1954 | 56.55 | 66.04 | 58.79 | g | 76.50 | 76.45 | 90.77 | 96.03 | 92.35 | 89.63 | 77.06 | 67.77 | 58.29 | 77.04 | a | |||||||||||
1955 | 51.06 | 55.39 | 65.42 | 75.33 | 77.81 | 87.57 | 90.81 | 91.94 | 84.93 | 77.00 | 65.63 | 59.42 | 73.53 | |||||||||||||
1956 | 55.68 | 51.15 | b | 68.94 | 74.80 | 85.68 | 92.40 | 92.74 | 92.93 | a | 89.27 | 78.97 | 61.73 | 59.39 | 75.31 | |||||||||||
1957 | 52.32 | 60.96 | 60.26 | 65.57 | 71.19 | 84.00 | 94.87 | 89.48 | 82.00 | 68.81 | 53.60 | 60.55 | 70.30 | |||||||||||||
1958 | 50.27 | e | 52.18 | 49.10 | 66.30 | 81.52 | 91.20 | 92.45 | 95.84 | 85.93 | 71.03 | 64.17 | 54.81 | 71.23 | ||||||||||||
1959 | 50.90 | 54.57 | 64.55 | 71.40 | 82.26 | 90.13 | 89.71 | 93.84 | 86.90 | 69.29 | 56.83 | 53.35 | 71.98 | |||||||||||||
1960 | 43.81 | 48.10 | 57.77 | a | 77.17 | 82.39 | 90.30 | 88.71 | 90.84 | 84.03 | 73.19 | 63.47 | 46.68 | 70.54 | ||||||||||||
1961 | 48.68 | 55.61 | 61.84 | 72.67 | 83.65 | 87.23 | 87.74 | 89.03 | 82.20 | 76.16 | 52.90 | 50.94 | 70.72 | |||||||||||||
1962 | 46.90 | 64.57 | 62.26 | 72.70 | 88.71 | 86.03 | 90.74 | 92.52 | 82.17 | 74.84 | 61.37 | 54.06 | 73.07 | |||||||||||||
1963 | 47.94 | 57.21 | 66.97 | 78.13 | 83.39 | 85.31 | a | 92.45 | 90.06 | 85.17 | 81.03 | 64.87 | 47.90 | 73.37 | ||||||||||||
1964 | 53.23 | 45.38 | 62.81 | 76.13 | 85.42 | 88.83 | 94.16 | 90.61 | 80.13 | 76.65 | 61.73 | 53.32 | 72.37 | |||||||||||||
1965 | 58.13 | 54.14 | 53.97 | 77.13 | 82.48 | 85.77 | 92.23 | 89.26 | 82.87 | 74.48 | 68.90 | 57.39 | 73.06 | |||||||||||||
1966 | 44.26 | 50.89 | 68.03 | 71.53 | 80.10 | 87.10 | 95.61 | 84.00 | 80.43 | 72.48 | 67.17 | 52.77 | 71.20 | |||||||||||||
1967 | 57.97 | 57.43 | 71.52 | 77.10 | 79.77 | 86.57 | 88.68 | 87.74 | 79.63 | 76.58 | 62.07 | 50.06 | 72.93 | |||||||||||||
1968 | 52.35 | 52.41 | 62.19 | 69.77 | 78.42 | 88.37 | 88.61 | 88.81 | 83.40 | 77.57 | a | 58.60 | 54.97 | 71.29 | ||||||||||||
1969 | 57.03 | 53.86 | 51.90 | 73.83 | 80.77 | 87.30 | 95.29 | 92.35 | 80.47 | 65.74 | 61.70 | 54.77 | 71.25 | |||||||||||||
1970 | 48.42 | 58.75 | 56.87 | 70.53 | 84.13 | 89.10 | 92.94 | 92.68 | 82.97 | 69.19 | 61.10 | 60.58 | 72.27 | |||||||||||||
1971 | 56.03 | 54.50 | 64.52 | 72.10 | 80.35 | 90.17 | 90.97 | 84.00 | 81.03 | 73.45 | 62.33 | 52.00 | 71.79 | |||||||||||||
1972 | 55.74 | 60.72 | 72.03 | 78.47 | 79.06 | 89.27 | 87.39 | 86.29 | 82.80 | 72.84 | 50.87 | 49.06 | 72.05 | |||||||||||||
1973 | 43.74 | 53.00 | 60.16 | 65.43 | 78.81 | 89.97 | 89.68 | 90.74 | 80.50 | 77.29 | 66.20 | 56.90 | 71.04 | |||||||||||||
1974 | 50.35 | 60.07 | 70.35 | 75.50 | 86.03 | 89.43 | 92.77 | 84.74 | 73.00 | 71.06 | 59.40 | 50.19 | 71.91 | |||||||||||||
1975 | 51.68 | 48.89 | 62.00 | 72.13 | 80.32 | 89.70 | 86.52 | 89.61 | 79.83 | 77.68 | 63.30 | 56.74 | 71.53 | |||||||||||||
1976 | 55.26 | 65.38 | 64.26 | 73.53 | 76.23 | 88.70 | 86.55 | 90.45 | 80.87 | 66.29 | 56.13 | 54.03 | 71.47 | |||||||||||||
1977 | 44.45 | 58.57 | 64.94 | 70.60 | 80.16 | 92.23 | 92.65 | 89.65 | 88.53 | 75.65 | 65.43 | 56.71 | 73.30 | |||||||||||||
1978 | 43.06 | 41.64 | 63.52 | 79.43 | 78.23 | 89.73 | 95.71 | 89.19 | 82.83 | 75.06 | 57.00 | 48.65 | 70.34 | |||||||||||||
1979 | 38.16 | 53.64 | 61.45 | 71.77 | 78.19 | 85.70 | 91.00 | 86.55 | 86.23 | 79.16 | 55.27 | 53.23 | 70.03 | |||||||||||||
1980 | 49.81 | 53.93 | 63.65 | 71.93 | 77.97 | 95.17 | 97.42 | 92.42 | 84.90 | 73.61 | 57.63 | 56.68 | 72.93 | |||||||||||||
1981 | 54.16 | 60.50 | 61.13 | 76.03 | 79.19 | 92.10 | 92.45 | 86.84 | 82.27 | 70.67 | a | 64.17 | 55.77 | 72.94 | ||||||||||||
1982 | 53.32 | 50.96 | 64.90 | 71.77 | 79.68 | 83.20 | 91.26 | 92.10 | 87.07 | 73.68 | 58.53 | 47.84 | 71.19 | |||||||||||||
1983 | 44.42 | 49.25 | 62.45 | b | 66.50 | 78.84 | 85.67 | 94.10 | 94.45 | 88.43 | 74.03 | 62.90 | 39.55 | 70.05 | ||||||||||||
1984 | 48.55 | 59.34 | 61.48 | 69.69 | a | 82.87 | a | 88.63 | 90.61 | 88.52 | 80.03 | 67.77 | 59.00 | 52.42 | 70.74 | |||||||||||
1985 | 46.26 | 49.29 | 63.87 | a | 74.97 | 82.13 | 85.00 | 90.65 | 92.16 | 80.67 | 69.35 | 59.70 | 48.00 | 70.17 | ||||||||||||
1986 | 58.32 | 54.61 | 67.58 | 75.50 | 79.61 | 83.57 | 93.35 | 86.68 | 79.73 | 66.97 | 56.57 | 48.29 | 70.90 | |||||||||||||
1987 | 47.20 | a | 53.36 | 58.32 | 71.80 | 77.68 | 85.77 | 89.68 | 87.45 | 80.30 | 73.52 | 61.23 | 48.06 | 69.53 | ||||||||||||
1988 | 45.00 | 54.59 | 62.48 | 70.00 | 77.55 | 86.27 | 87.06 | 88.13 | 81.13 | 72.03 | 64.27 | 52.87 | 70.12 | |||||||||||||
1989 | 56.71 | 46.07 | 68.45 | 76.00 | 81.13 | 80.90 | 89.23 | 86.58 | 78.43 | 76.19 | 64.73 | 45.65 | 70.84 | |||||||||||||
1990 | 56.40 | a | 59.50 | 60.84 | 70.67 | 79.87 | 97.00 | 88.74 | 88.97 | 85.87 | 74.10 | 65.03 | 51.32 | 73.19 | ||||||||||||
1991 | 46.26 | 62.79 | 66.83 | a | 76.93 | 83.97 | 87.63 | 88.19 | 88.32 | 76.70 | 76.13 | 53.20 | 50.32 | 71.44 | ||||||||||||
1992 | 49.43 | a | 60.24 | 67.45 | 72.43 | 76.16 | 83.03 | 88.74 | 86.23 | 84.73 | 78.40 | a | 55.37 | 48.74 | 70.91 | |||||||||||
1993 | 45.90 | 52.21 | 62.52 | 72.03 | 79.61 | 89.40 | 91.16 | 88.61 | 84.10 | 72.16 | 56.70 | 55.61 | 70.84 | |||||||||||||
1994 | 53.58 | 55.18 | 65.42 | 72.20 | 76.71 | 94.50 | 92.68 | 89.19 | 85.03 | 74.65 | 61.83 | 57.26 | 73.19 | |||||||||||||
1995 | 52.87 | 61.04 | 61.33 | a | 71.13 | 78.33 | a | 85.17 | a | 92.94 | 90.26 | 79.93 | 75.13 | 65.43 | 55.14 | c | 72.39 | |||||||||
1996 | 54.29 | 60.52 | 61.87 | 74.97 | 88.81 | 91.07 | 89.58 | 87.45 | 81.63 | 73.68 | 62.23 | 56.74 | 73.57 | |||||||||||||
1997 | 48.63 | a | 50.61 | 68.61 | 64.17 | a | 75.77 | 84.93 | 92.19 | 87.23 | 85.13 | 72.89 | c | 57.60 | 47.26 | 69.59 | ||||||||||
1998 | 56.26 | 53.36 | 58.90 | 69.73 | 87.32 | 96.07 | a | 98.06 | 90.26 | 89.73 | 73.74 | d | 63.59 | a | 52.90 | 74.16 | ||||||||||
1999 | 55.87 | 63.43 | 59.87 | 70.97 | 75.87 | 86.57 | 92.19 | 94.23 | 81.00 | 75.77 | 70.11 | c | 52.42 | 73.19 | ||||||||||||
2000 | 57.26 | 65.21 | 66.10 | 72.93 | 87.03 | 82.17 | 91.42 | 94.45 | 89.77 | 71.81 | 53.03 | 45.74 | 73.08 | |||||||||||||
2001 | 44.16 | 56.04 | 55.77 | 75.20 | 80.03 | 92.57 | 97.71 | 91.94 | 85.53 | 76.84 | 64.21 | a | 54.87 | 72.91 | ||||||||||||
2002 | 53.03 | 54.14 | 62.16 | 73.90 | a | 83.39 | 91.67 | 91.39 | 91.48 | 84.60 | 66.71 | 57.17 | 49.77 | 71.62 | ||||||||||||
2003 | 55.16 | 52.79 | 65.90 | 76.17 | 83.94 | 83.70 | 94.97 | 93.97 | 81.43 | 77.55 | 62.53 | 57.81 | 73.83 | |||||||||||||
2004 | 54.48 | 51.83 | 65.65 | 69.00 | 85.00 | 86.79 | a | 87.29 | 85.26 | 82.73 | 72.29 | 53.62 | a | 54.06 | 70.67 | |||||||||||
2005 | 53.45 | 54.93 | 60.19 | 70.23 | 77.68 | 89.30 | 91.13 | 87.13 | 89.20 | 74.06 | 67.17 | 54.16 | 72.39 | |||||||||||||
2006 | 62.00 | 58.93 | 64.90 | 78.90 | 87.03 | 93.97 | 95.90 | 89.06 | 77.67 | 71.71 | 65.57 | 51.00 | 74.72 | |||||||||||||
2007 | 42.45 | 54.07 | 67.42 | 65.00 | 75.26 | 84.80 | 88.10 | 90.68 | 85.03 | 79.52 | 64.80 | 50.61 | 70.64 | |||||||||||||
2008 | 52.81 | 59.55 | 66.16 | 73.70 | 82.35 | 94.43 | 89.45 | 88.68 | 81.33 | 73.48 | 66.00 | 55.32 | 73.61 | |||||||||||||
2009 | 55.58 | 63.30 | a | 67.31 | r | 77.20 | o | 79.76 | b | 91.11 | k | 90.80 | u | 90.74 | 80.37 | 69.42 | 66.70 | 46.74 | 69.08 | d | ||||||
2010 | 49.87 | 43.25 | 60.52 | 72.23 | 79.40 | a | 94.30 | 88.35 | 93.70 | a | 89.73 | 77.68 | 63.90 | 57.16 | 72.51 | |||||||||||
2011 | 53.77 | 53.79 | 69.94 | 79.93 | 84.71 | 99.13 | 99.87 | 100.55 | 86.17 | 75.45 | 63.43 | 43.94 | 75.89 | |||||||||||||
2012 | 59.67 | a | 53.93 | 71.84 | 81.73 | 85.45 | 91.93 | 95.32 | 94.52 | 85.13 | 71.97 | 69.47 | 56.90 | 76.49 | ||||||||||||
2013 | 51.39 | 53.57 | 64.90 | 71.23 | 83.48 | 93.47 | 88.61 | 90.65 | 86.07 | 73.13 | 57.50 | 48.84 | 71.90 | |||||||||||||
2014 | 52.84 | 52.11 | 63.48 | 73.60 | 80.42 | 86.47 | 86.61 | 90.16 | 78.67 | 75.13 | 56.47 | 51.68 | 70.64 | |||||||||||||
2015 | 46.97 | 55.14 | 62.29 | 72.40 | 73.10 | 85.30 | 88.58 | 87.77 | 86.23 | 71.61 | 60.20 | 54.06 | 70.31 | |||||||||||||
2016 | 50.42 | 60.00 | 67.94 | 71.80 | 76.19 | 88.80 | 96.52 | 88.45 | 80.47 | 77.87 | 66.37 | 51.23 | 73.00 | |||||||||||||
2017 | 51.10 | 63.14 | 69.32 | 70.53 | 79.00 | 89.93 | 92.10 | 83.55 | 80.60 | 71.26 | 66.43 | 53.58 | 72.55 | |||||||||||||
2018 | 53.06 | 57.21 | 67.68 | 71.27 | 89.03 | 93.30 | 93.81 | 90.84 | 81.13 | 66.42 | 55.57 | 50.71 | 72.50 | |||||||||||||
2019 | 52.65 | 56.64 | 59.13 | 71.80 | 74.87 | 86.33 | 93.39 | 96.77 | 86.87 | 65.00 | 56.07 | 54.77 | 71.19 | |||||||||||||
2020 | 54.58 | 49.62 | 64.13 | 70.67 | 83.94 | 92.50 | 97.23 | 95.10 | 82.60 | 73.84 | 67.97 | 54.97 | 73.93 | |||||||||||||
2021 | 50.97 | 45.93 | 65.06 | 69.40 | 77.45 | 88.60 | 87.52 | 90.39 | 89.40 | 77.94 | 67.00 | 64.68 | 72.86 | |||||||||||||
2022 | 52.61 | 52.32 | 65.47 | a | 77.27 | 87.77 | 92.40 | 99.39 | 90.71 | 88.67 | 72.19 | 57.30 | 52.77 | 74.07 | ||||||||||||
2023 | 55.68 | 58.21 | 65.29 | 72.27 | 79.61 | 87.77 | 94.06 | 96.71 | 89.80 | 76.13 | 64.20 | 56.94 | 74.72 | |||||||||||||
2024 | 47.94 | 61.38 | 65.29 | 73.89 | l | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 58.20 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 51.62 | 55.68 | 63.77 | 72.77 | 80.80 | 89.13 | 91.84 | 90.32 | 83.55 | 73.85 | 61.59 | 52.97 | 72.27 | |||||||||||||
S.D. | 5.14 | 5.44 | 4.38 | 3.61 | 3.82 | 3.85 | 3.23 | 3.24 | 3.63 | 3.73 | 4.75 | 4.30 | 1.62 | |||||||||||||
SKEW | -0.29 | -0.06 | -0.67 | -0.01 | 0.21 | 0.32 | 0.38 | 0.36 | -0.02 | -0.35 | -0.18 | -0.26 | 0.57 | |||||||||||||
MAX | 63.50 | 69.25 | 72.03 | 81.73 | 89.03 | 99.13 | 99.87 | 100.55 | 89.80 | 82.77 | 72.17 | 64.68 | 76.70 | |||||||||||||
MIN | 38.16 | 41.64 | 49.10 | 64.17 | 71.19 | 80.90 | 86.52 | 83.55 | 73.00 | 65.00 | 50.87 | 39.55 | 69.53 | |||||||||||||
YRS | 76 | 76 | 74 | 74 | 75 | 74 | 74 | 75 | 75 | 74 | 75 | 75 | 72 |