YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 51.69 | q | 42.58 | 42.58 | k | |
1954 | 48.03 | 55.86 | 48.26 | 65.47 | 66.74 | 77.80 | 79.97 | 77.45 | 75.37 | 66.00 | 58.50 | 51.71 | 64.26 | |||||||||||||
1955 | 43.06 | 43.43 | 51.87 | 56.97 | 65.65 | 74.43 | 78.00 | 75.97 | a | 74.90 | 68.06 | 56.37 | 51.16 | 61.66 | ||||||||||||
1956 | 49.53 | a | 41.28 | 55.00 | 59.27 | 73.00 | 81.93 | 80.81 | 79.55 | 82.00 | 70.03 | 53.10 | 50.71 | 64.68 | ||||||||||||
1957 | 43.48 | 57.89 | 51.48 | 57.14 | a | 59.87 | 76.73 | 79.65 | 76.42 | 74.47 | 61.74 | 49.20 | 53.42 | 61.79 | ||||||||||||
1958 | 46.35 | 49.82 | 42.52 | 54.13 | 68.94 | 79.83 | 82.45 | 78.00 | 70.53 | 63.97 | 58.97 | 58.87 | 62.87 | |||||||||||||
1959 | 51.39 | 45.36 | 53.07 | a | 57.07 | 65.81 | 75.60 | 78.97 | 78.32 | 75.53 | 65.16 | 56.70 | 48.68 | 62.64 | ||||||||||||
1960 | 43.10 | 44.42 | j | 54.90 | a | 63.50 | 69.94 | 78.00 | 78.16 | 81.10 | 76.20 | 64.74 | 56.93 | 41.19 | 64.34 | a | ||||||||||
1961 | 48.81 | 49.50 | 50.71 | 57.37 | 69.77 | 77.33 | 78.61 | 75.26 | 68.53 | 64.10 | 49.30 | 43.90 | 61.10 | |||||||||||||
1962 | 44.68 | 49.71 | 47.07 | a | 62.43 | 69.65 | 76.83 | 76.97 | 80.68 | 73.10 | 67.61 | 59.30 | 51.45 | 63.29 | ||||||||||||
1963 | 44.68 | 50.25 | 50.68 | 58.33 | 62.82 | c | 69.79 | a | 78.97 | 74.90 | 72.73 | 70.33 | a | 58.80 | 49.52 | 61.82 | ||||||||||
1964 | 44.45 | 39.11 | a | 46.87 | 58.50 | 67.67 | a | 76.50 | 78.90 | 77.29 | 70.23 | 65.90 | 54.30 | 47.10 | 60.57 | |||||||||||
1965 | 48.23 | 46.71 | 45.35 | 58.40 | 61.39 | 70.73 | 76.42 | 73.87 | 67.23 | 66.97 | 58.10 | 50.39 | 60.32 | |||||||||||||
1966 | 44.00 | 42.75 | 54.87 | 59.33 | 67.81 | 71.33 | 78.58 | 73.45 | 71.27 | 64.74 | 57.03 | 47.30 | a | 61.04 | ||||||||||||
1967 | 48.26 | 46.54 | 56.87 | 60.59 | a | 67.16 | 73.63 | 77.19 | 71.10 | 68.63 | 64.45 | 55.43 | 42.65 | 61.04 | ||||||||||||
1968 | 44.58 | 48.52 | 49.81 | 52.43 | 63.48 | 76.33 | 75.58 | 72.03 | 70.67 | 66.32 | 51.93 | 45.35 | 59.75 | |||||||||||||
1969 | 48.61 | 46.14 | 43.87 | 59.73 | 66.52 | 72.00 | 77.74 | 76.35 | 69.43 | 56.07 | a | 50.52 | a | 45.89 | d | 59.41 | ||||||||||
1970 | 43.55 | 47.32 | 42.94 | 52.73 | 66.19 | 71.07 | 76.29 | 75.26 | 68.87 | 55.55 | 51.07 | 49.06 | 58.32 | |||||||||||||
1971 | 47.68 | 42.43 | 52.23 | 55.97 | 63.97 | a | 76.40 | 74.10 | 69.29 | c | 68.07 | a | 58.33 | a | 51.93 | 39.90 | 58.36 | |||||||||
1972 | 46.90 | 49.79 | a | 57.71 | 61.79 | a | 64.81 | 72.63 | 75.47 | a | 70.87 | 68.20 | 59.67 | a | 43.00 | a | 45.79 | b | 59.72 | |||||||
1973 | 42.32 | 42.37 | a | 44.03 | 48.17 | a | 61.77 | 72.17 | 74.23 | 75.29 | 70.14 | a | 63.87 | 57.29 | b | 46.29 | 58.16 | |||||||||
1974 | 42.76 | b | 43.54 | 52.10 | 54.70 | 69.55 | 74.87 | 75.74 | 71.52 | 65.93 | 58.90 | 51.93 | 40.00 | a | 58.46 | |||||||||||
1975 | 43.60 | a | 43.15 | a | 47.34 | b | 52.00 | 62.28 | b | 73.73 | 74.55 | 77.71 | 66.30 | 65.81 | 51.20 | 47.74 | 58.78 | |||||||||
1976 | 46.19 | 50.48 | 50.00 | 55.50 | 63.48 | b | 73.87 | 74.74 | 74.19 | 66.80 | 56.29 | 50.83 | 46.68 | 59.09 | ||||||||||||
1977 | 42.27 | a | 45.82 | 46.00 | a | 55.00 | 65.19 | 76.37 | 76.42 | 76.10 | a | 71.83 | 65.23 | 53.63 | 47.87 | 60.14 | ||||||||||
1978 | 43.70 | a | 43.75 | 52.39 | 60.93 | a | 63.26 | 75.47 | 79.97 | a | 74.87 | a | 71.03 | 65.00 | 49.67 | 42.29 | 60.19 | |||||||||
1979 | 38.03 | 44.29 | 48.68 | 56.37 | 62.00 | b | 72.70 | 80.58 | 74.93 | a | 72.33 | 66.87 | a | 45.37 | 50.65 | 59.40 | ||||||||||
1980 | 44.58 | 48.45 | 47.20 | a | 53.80 | 60.16 | 80.97 | 83.68 | 78.23 | a | 73.13 | 61.07 | a | 52.17 | 55.03 | 61.54 | ||||||||||
1981 | 47.74 | 51.57 | 44.69 | e | 61.83 | 63.29 | 76.93 | 76.42 | 72.58 | 68.83 | 59.53 | a | 55.31 | a | 48.84 | 60.63 | ||||||||||
1982 | 41.97 | 43.48 | a | 48.45 | b | 55.30 | 61.80 | a | 72.67 | c | 77.54 | c | 74.14 | b | 66.90 | a | 58.23 | a | 47.61 | b | 40.83 | a | 57.41 | |||
1983 | 45.53 | a | 44.28 | c | 45.39 | 49.37 | c | 61.45 | b | 71.86 | b | 75.45 | 75.71 | 72.23 | 62.63 | a | 51.43 | 40.03 | a | 57.95 | ||||||
1984 | 43.77 | 45.66 | 46.52 | 51.10 | a | 69.71 | 72.00 | 74.74 | 71.52 | 68.38 | a | 52.17 | a | 50.00 | 45.66 | b | 57.60 | |||||||||
1985 | 40.10 | a | 43.07 | 48.29 | 57.37 | 63.39 | 72.75 | b | 75.48 | 75.68 | 67.10 | 60.45 | 51.20 | 46.61 | 58.46 | |||||||||||
1986 | 52.26 | 47.11 | 56.50 | a | 57.60 | 63.39 | 69.39 | b | 74.52 | b | 74.84 | 67.03 | 56.74 | 48.43 | 42.13 | 59.16 | ||||||||||
1987 | 41.26 | 42.07 | 44.93 | a | 57.13 | 58.16 | 68.37 | 73.81 | 67.81 | 63.38 | a | 59.90 | 44.67 | 37.26 | 54.90 | |||||||||||
1988 | 36.10 | 43.66 | 44.10 | 52.30 | 58.19 | 67.41 | a | 68.97 | 66.94 | 61.93 | 59.55 | 45.93 | 39.10 | 53.68 | ||||||||||||
1989 | 39.83 | b | 38.86 | 52.26 | 57.73 | 65.58 | 68.30 | 73.79 | b | 71.10 | 66.20 | 57.48 | 51.03 | 39.84 | 56.83 | |||||||||||
1990 | 40.90 | 38.43 | 46.29 | 52.63 | 58.67 | a | 75.90 | a | 70.83 | a | 68.81 | 64.83 | 59.48 | 49.67 | 39.13 | a | 55.46 | |||||||||
1991 | 38.00 | 45.50 | 42.65 | 54.80 | 62.00 | 69.17 | 68.39 | 69.53 | a | 63.60 | 60.10 | 43.66 | a | 39.19 | 54.71 | |||||||||||
1992 | 39.10 | a | 41.03 | 45.03 | 56.27 | 58.58 | 68.80 | 72.10 | 70.97 | 67.80 | 61.29 | 42.10 | 37.68 | 55.06 | ||||||||||||
1993 | 39.03 | a | 36.54 | b | 46.97 | 52.63 | 58.47 | a | 68.76 | a | 72.80 | a | 67.16 | 65.73 | 57.00 | 47.43 | b | 45.90 | 54.87 | |||||||
1994 | 45.03 | a | 43.29 | 49.93 | a | 53.93 | 63.31 | b | 78.48 | a | 77.62 | b | 74.17 | b | 68.70 | 56.97 | b | 49.83 | 47.13 | 59.03 | ||||||
1995 | 41.97 | 50.04 | 50.77 | a | 51.48 | a | 59.93 | a | 68.86 | a | 75.29 | 75.57 | a | 67.86 | a | 64.61 | 57.30 | 44.77 | 59.04 | |||||||
1996 | 44.20 | a | 49.04 | a | 49.90 | a | 58.33 | 72.71 | 75.83 | a | 74.71 | 72.37 | a | 66.69 | a | 59.33 | a | 51.87 | 46.07 | b | 60.09 | |||||
1997 | 39.77 | 40.46 | 54.32 | 47.62 | a | 63.65 | 70.52 | a | 76.26 | 73.17 | a | 69.14 | b | 60.45 | 49.47 | 40.61 | 57.12 | |||||||||
1998 | 46.00 | 42.25 | 46.71 | 51.97 | 67.03 | 75.86 | b | 75.24 | b | 72.03 | 71.93 | 58.62 | b | 53.27 | 48.10 | 59.08 | ||||||||||
1999 | 46.52 | 52.07 | a | 52.26 | 51.83 | a | 61.06 | 71.63 | 74.03 | a | 72.90 | a | 69.19 | c | 65.06 | 61.24 | a | 43.35 | 60.10 | |||||||
2000 | 46.13 | a | 49.96 | a | 49.77 | a | 60.24 | a | 72.04 | c | 73.29 | b | 75.81 | 75.35 | 74.43 | 58.07 | b | 42.79 | a | 43.87 | 60.15 | |||||
2001 | 38.00 | 44.64 | 48.66 | b | 58.43 | 68.24 | b | 76.41 | a | 76.13 | 71.74 | 72.00 | 64.13 | a | 50.37 | 43.74 | 59.37 | |||||||||
2002 | 45.26 | 45.32 | 51.16 | 63.21 | b | 68.24 | b | 77.53 | 75.00 | 76.83 | a | 67.63 | 56.70 | a | 50.00 | 41.29 | 59.85 | |||||||||
2003 | 52.71 | 41.56 | a | 49.06 | 57.10 | 67.55 | b | 72.56 | c | 81.87 | 74.71 | 70.80 | 66.84 | 50.57 | 47.00 | 61.03 | ||||||||||
2004 | 44.74 | 37.55 | 54.55 | 53.22 | c | 67.42 | 73.87 | 73.77 | 70.45 | 67.87 | 57.87 | a | 46.00 | 45.42 | 57.73 | |||||||||||
2005 | 46.55 | 42.96 | 44.68 | 56.40 | 64.07 | a | 74.00 | 79.00 | b | 71.33 | a | 70.83 | 59.48 | 54.47 | 45.74 | 59.13 | ||||||||||
2006 | 46.82 | c | 49.04 | 48.68 | 61.86 | b | 69.27 | a | 76.50 | 74.77 | 70.29 | 63.87 | 59.97 | 54.66 | a | 42.94 | 59.89 | |||||||||
2007 | 39.19 | 45.68 | 54.26 | 55.67 | 61.87 | a | 74.83 | a | 75.55 | 77.13 | 70.43 | 65.29 | 56.63 | 40.10 | 59.72 | |||||||||||
2008 | 39.68 | c | 46.14 | a | 48.77 | 56.30 | 64.14 | c | 77.31 | a | 73.52 | 71.97 | a | 67.10 | 61.93 | a | 53.70 | 43.16 | 58.64 | |||||||
2009 | 48.19 | 48.46 | 51.57 | a | 55.77 | 67.72 | b | 70.26 | c | 79.29 | 77.67 | a | 66.53 | 56.52 | 54.57 | 37.68 | 59.52 | |||||||||
2010 | 44.00 | 38.32 | 46.77 | 55.70 | 64.65 | 77.00 | 74.81 | 74.61 | 75.70 | 62.13 | a | 50.27 | 49.00 | 59.41 | ||||||||||||
2011 | 45.06 | 42.59 | a | 56.32 | 59.83 | 64.45 | 79.00 | 79.10 | a | 77.10 | a | 68.07 | a | 60.68 | 51.73 | 39.77 | 60.31 | |||||||||
2012 | 47.16 | 41.24 | ----- | z | 60.23 | 67.52 | 79.83 | a | 76.06 | 76.19 | 70.66 | a | 64.87 | ----- | z | ----- | z | 64.86 | c | |||||||
2013 | 42.65 | ----- | z | ----- | z | 58.13 | 65.35 | ----- | z | 73.32 | 75.13 | 68.63 | 58.39 | 49.37 | 43.58 | 59.39 | c | |||||||||
2014 | 47.55 | 48.25 | 52.45 | 55.70 | 63.58 | 75.77 | 74.70 | a | 71.87 | 69.93 | 64.17 | a | 51.90 | 45.26 | 60.09 | |||||||||||
2015 | 46.35 | 48.43 | 54.62 | b | 55.69 | a | 59.06 | 72.97 | 73.58 | 74.74 | 74.20 | 60.81 | 50.63 | 43.77 | 59.57 | |||||||||||
2016 | 41.03 | 49.86 | 53.16 | 54.93 | 62.32 | 77.30 | 80.07 | b | 70.23 | 68.60 | 67.19 | 53.71 | b | 44.23 | a | 60.22 | ||||||||||
2017 | 42.17 | b | 50.07 | a | 57.68 | 56.63 | 62.29 | 76.70 | 76.90 | 72.10 | 68.80 | 63.19 | 58.20 | 50.65 | 61.28 | |||||||||||
2018 | 50.77 | 48.14 | 53.58 | 61.23 | 70.84 | 80.13 | 78.37 | a | 74.97 | 71.37 | 56.87 | a | 48.45 | a | 43.29 | 61.50 | ||||||||||
2019 | 43.10 | b | 42.36 | 50.23 | 58.81 | d | 60.27 | a | 72.08 | d | 79.00 | a | 80.42 | 76.47 | 60.90 | a | 55.10 | 47.45 | 60.51 | |||||||
2020 | 46.06 | 46.57 | a | 53.35 | 58.23 | q | 71.10 | 77.20 | 80.10 | 81.94 | 72.47 | 69.07 | d | 56.57 | 47.13 | 63.78 | a | |||||||||
2021 | 44.84 | 45.79 | 50.55 | 58.20 | 66.00 | p | 76.60 | 75.82 | t | ----- | z | ----- | z | 63.19 | 61.00 | 51.68 | 56.48 | d | ||||||||
2022 | 47.64 | c | 44.29 | 49.60 | k | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 45.96 | j | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 44.46 | 45.52 | 49.84 | 56.60 | 64.79 | 74.38 | 76.44 | 74.23 | 69.81 | 61.92 | 52.16 | 45.33 | 59.48 | |||||||||||||
S.D. | 3.57 | 4.20 | 3.97 | 3.68 | 3.81 | 3.44 | 2.94 | 3.34 | 3.61 | 3.99 | 4.48 | 4.46 | 2.20 | |||||||||||||
SKEW | -0.03 | 0.28 | 0.06 | -0.10 | 0.19 | -0.10 | -0.11 | 0.01 | 0.56 | 0.03 | -0.14 | 0.38 | -0.40 | |||||||||||||
MAX | 52.71 | 57.89 | 57.71 | 65.47 | 73.00 | 81.93 | 83.68 | 81.94 | 82.00 | 70.33 | 61.24 | 58.87 | 64.68 | |||||||||||||
MIN | 36.10 | 36.54 | 42.52 | 47.62 | 58.16 | 67.41 | 68.39 | 66.94 | 61.93 | 52.17 | 42.10 | 37.26 | 53.68 | |||||||||||||
YRS | 69 | 67 | 66 | 67 | 67 | 67 | 67 | 67 | 67 | 68 | 67 | 68 | 63 |