YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 59.27 | p | 52.97 | 42.35 | 47.66 | j | ||
1952 | 48.61 | 50.24 | 48.58 | 62.53 | 70.84 | 89.03 | 88.58 | 87.16 | 82.37 | 71.35 | 47.10 | 44.35 | 65.90 | |||||||||||||
1953 | 53.10 | 47.96 | 59.55 | 57.03 | 67.48 | 85.47 | 88.45 | 85.90 | 83.67 | 69.81 | 57.37 | 44.58 | 66.70 | |||||||||||||
1954 | 50.66 | b | 61.14 | 50.71 | 71.27 | 71.58 | 86.77 | 90.87 | 87.29 | 81.60 | 69.29 | 59.97 | 50.16 | 69.28 | ||||||||||||
1955 | 40.71 | 43.63 | a | 53.74 | 66.00 | 72.23 | 77.77 | 89.10 | 86.06 | 79.50 | 72.29 | 51.57 | 49.94 | 65.21 | ||||||||||||
1956 | 49.29 | 42.24 | 56.26 | 62.07 | 75.97 | 87.37 | 86.65 | 83.48 | 83.30 | 73.19 | 51.60 | 48.19 | 66.63 | |||||||||||||
1957 | 40.52 | 57.36 | 53.23 | 54.77 | 65.45 | 80.30 | 86.45 | 85.13 | 77.40 | 64.81 | 50.83 | 55.74 | 64.33 | |||||||||||||
1958 | 47.97 | 52.57 | 42.94 | 56.20 | 72.94 | 80.37 | 82.42 | 85.16 | 79.73 | 68.29 | 57.40 | 48.26 | 64.52 | |||||||||||||
1959 | 44.77 | 41.93 | 49.87 | 60.83 | 69.68 | 84.10 | 87.45 | 87.39 | 76.69 | a | 63.61 | 55.60 | 48.68 | 64.22 | ||||||||||||
1960 | 38.03 | 35.34 | 51.97 | 66.30 | 71.58 | 83.39 | b | 86.77 | 88.61 | 81.23 | 67.48 | 58.00 | 41.65 | 64.20 | ||||||||||||
1961 | 46.03 | 51.04 | 52.94 | 61.07 | 70.81 | 81.80 | 86.97 | 85.58 | 72.97 | 68.81 | 50.57 | 43.23 | 64.32 | |||||||||||||
1962 | 40.23 | 47.82 | 50.71 | 67.37 | 76.23 | 81.47 | 88.90 | 90.52 | 81.50 | 75.03 | 59.50 | 51.52 | 67.57 | |||||||||||||
1963 | 37.90 | 54.18 | 54.97 | 67.87 | 77.85 | e | 86.93 | b | 93.97 | 84.48 | 85.53 | k | 77.81 | 60.73 | 44.96 | d | 67.42 | a | ||||||||
1964 | 48.10 | a | 42.52 | 51.35 | e | 63.73 | 77.03 | a | 81.83 | 94.53 | a | 88.71 | 82.57 | b | 72.45 | 53.97 | a | 47.90 | a | 67.06 | ||||||
1965 | 52.14 | b | 46.81 | a | 45.28 | b | 66.17 | a | 74.00 | a | 77.21 | a | 88.20 | a | 84.77 | 68.54 | f | 73.60 | a | 62.79 | a | 52.14 | b | 65.74 | a | |
1966 | 44.97 | a | 45.00 | 62.14 | b | 63.70 | c | 79.00 | a | 84.54 | b | 93.71 | 87.10 | a | 81.75 | b | 72.30 | k | 60.07 | a | 47.64 | c | 68.15 | a | ||
1967 | 51.07 | a | 52.12 | b | 62.81 | 66.33 | f | 72.48 | f | 77.63 | 87.63 | d | 86.07 | d | 82.85 | q | 69.00 | g | 55.39 | g | 43.56 | m | 69.55 | f | ||
1968 | 44.62 | e | 47.71 | e | 57.84 | f | 59.69 | a | 68.66 | b | 85.43 | 88.84 | 83.52 | 78.00 | 69.00 | 49.23 | 45.65 | 65.49 | a | |||||||
1969 | 48.39 | 49.25 | 44.61 | 64.33 | 73.23 | a | 73.70 | 88.23 | 91.63 | a | 81.07 | 50.90 | 52.27 | 46.45 | 63.67 | |||||||||||
1970 | 42.26 | 53.64 | 47.29 | 55.80 | 74.68 | 80.53 | 88.77 | 89.23 | 75.50 | 59.48 | 51.07 | 49.90 | 64.01 | |||||||||||||
1971 | 44.71 | 42.25 | 52.06 | 60.93 | 67.42 | 86.97 | 86.57 | a | 88.81 | 73.03 | 65.48 | 54.13 | 46.19 | 64.05 | ||||||||||||
1972 | 48.30 | a | 52.17 | 61.39 | 61.30 | 69.84 | 82.63 | 86.00 | 84.81 | 75.10 | 66.84 | 41.90 | ----- | z | 66.39 | a | ||||||||||
1973 | 38.81 | 45.29 | 48.19 | 53.63 | 67.47 | a | 81.93 | 85.81 | 90.03 | 73.30 | 68.65 | 53.17 | 46.52 | 62.73 | ||||||||||||
1974 | 37.84 | 46.00 | 56.97 | a | 59.93 | 78.06 | 83.17 | 90.68 | 85.90 | 75.50 | 67.97 | 51.97 | a | 44.58 | 64.88 | |||||||||||
1975 | 46.90 | 44.93 | 50.06 | 58.30 | 67.13 | 79.53 | 89.71 | 87.30 | a | 77.10 | 72.68 | 52.10 | 51.52 | 64.77 | ||||||||||||
1976 | 46.58 | 55.18 | a | 51.23 | 61.97 | 70.97 | 84.17 | 91.13 | 87.74 | 75.83 | a | 63.71 | 54.37 | 50.32 | 66.10 | |||||||||||
1977 | 42.68 | 52.07 | a | 52.90 | 61.63 | 76.52 | 87.87 | 90.87 | 85.23 | 83.43 | 69.40 | a | ----- | z | ----- | z | 70.26 | b | ||||||||
1978 | 37.87 | ----- | z | 56.26 | 64.53 | 67.65 | 81.23 | 92.23 | 87.32 | 84.37 | ----- | z | ----- | z | ----- | z | 71.43 | d | ||||||||
1979 | ----- | z | ----- | z | 51.83 | a | 62.90 | 68.10 | 83.00 | 93.39 | 80.58 | 77.43 | 67.67 | a | 45.93 | 48.26 | 67.91 | b | ||||||||
1980 | 39.13 | 48.90 | ----- | z | 58.57 | 65.77 | a | 88.97 | 93.35 | 89.74 | 81.90 | 67.19 | 53.59 | a | 56.13 | 67.57 | a | |||||||||
1981 | 52.23 | a | 51.50 | b | 50.97 | 69.00 | 67.61 | 84.63 | 89.48 | 85.16 | 83.37 | 65.10 | 60.10 | 49.39 | 67.38 | |||||||||||
1982 | 45.13 | a | 45.30 | a | 56.23 | 63.17 | 68.29 | c | 76.17 | 89.87 | a | 87.21 | c | 76.50 | 63.45 | ----- | z | ----- | z | 67.13 | b | |||||
1983 | 48.10 | j | ----- | z | ----- | z | ----- | z | 63.84 | l | 74.32 | h | 89.57 | j | 88.83 | h | 84.00 | i | 69.50 | k | 55.00 | l | 30.94 | m | ----- | z |
1984 | 43.29 | j | 52.37 | j | 56.56 | d | 56.28 | a | 78.07 | d | 85.28 | a | 90.57 | c | 87.29 | 80.18 | b | 60.65 | 57.97 | 51.65 | 70.45 | b | ||||
1985 | 44.00 | a | 45.81 | a | 57.03 | a | 64.48 | a | 72.63 | a | 82.00 | a | 88.19 | 89.60 | a | 70.68 | h | 66.58 | 46.33 | 44.00 | 63.70 | a | ||||
1986 | 56.10 | 50.61 | 64.46 | c | 63.43 | 71.32 | 85.50 | 89.07 | d | 88.61 | 75.57 | b | 65.45 | 56.34 | a | 45.42 | 67.66 | |||||||||
1987 | 45.55 | 49.36 | 49.20 | u | 65.81 | i | 71.72 | m | 84.30 | 90.53 | a | 85.88 | e | 77.93 | 68.58 | 54.33 | 41.97 | a | 66.49 | c | ||||||
1988 | 39.32 | 47.17 | 52.03 | 62.48 | a | 72.52 | 85.23 | 89.85 | d | 88.63 | a | 79.96 | b | 71.65 | e | 56.17 | 48.00 | 66.09 | ||||||||
1989 | 49.65 | 37.56 | a | 58.84 | 67.35 | d | 72.62 | b | 78.60 | 93.19 | 86.32 | 78.37 | 68.90 | a | 59.93 | 43.52 | 66.24 | |||||||||
1990 | 50.13 | 47.11 | 51.17 | a | 62.63 | 71.52 | 89.62 | a | 84.89 | c | 87.23 | 83.50 | 71.19 | d | 60.47 | 44.10 | b | 66.96 | ||||||||
1991 | 44.36 | c | 55.29 | 57.23 | 61.40 | 74.43 | a | 84.43 | b | 89.62 | b | 87.06 | 81.80 | 70.10 | 49.38 | a | 47.16 | 66.85 | ||||||||
1992 | 46.29 | 53.17 | 56.74 | 69.10 | 76.45 | 79.80 | 86.32 | 83.81 | 83.67 | 74.32 | 47.47 | 44.27 | a | 66.78 | ||||||||||||
1993 | 41.43 | c | 42.04 | a | 56.16 | 61.43 | 72.39 | 84.70 | c | 91.36 | c | 84.19 | 74.86 | b | 63.77 | 49.90 | 49.65 | 64.32 | ||||||||
1994 | 49.74 | 49.46 | 59.23 | 62.43 | 78.17 | a | 90.83 | a | 90.90 | 91.21 | b | 84.78 | c | 67.13 | a | 53.37 | c | 52.20 | a | 69.12 | ||||||
1995 | 48.68 | 55.93 | 57.64 | c | 57.47 | 62.45 | 78.41 | a | 87.84 | 91.77 | 78.57 | 67.71 | 59.50 | 50.35 | 66.36 | |||||||||||
1996 | 46.17 | a | 52.19 | b | 53.00 | 65.43 | 75.39 | 85.25 | b | 89.15 | e | 89.38 | b | 78.46 | b | 69.90 | 54.57 | b | 50.48 | 67.45 | ||||||
1997 | 44.87 | 47.29 | 60.65 | 58.24 | a | 73.97 | 85.73 | 93.85 | d | 83.65 | k | 78.17 | 68.23 | 52.62 | f | 39.35 | 65.03 | b | ||||||||
1998 | 46.45 | 47.07 | a | 44.62 | r | 57.62 | a | 74.93 | a | 82.39 | b | 88.94 | 84.97 | 83.33 | 66.10 | 55.07 | 45.68 | 66.60 | a | |||||||
1999 | 48.45 | 55.68 | 59.00 | c | 54.41 | a | 70.81 | 79.28 | a | 88.42 | 83.93 | a | 75.40 | 70.58 | 63.81 | i | 46.71 | c | 66.61 | a | ||||||
2000 | 50.21 | c | 54.00 | f | 54.82 | c | 66.62 | a | 74.81 | d | 83.08 | d | 91.12 | f | 89.37 | d | 79.03 | 64.93 | b | 43.90 | a | 45.16 | 65.19 | b | ||
2001 | 44.84 | 45.30 | a | 53.46 | c | 64.62 | f | 69.45 | b | 84.81 | d | 90.82 | c | 86.19 | e | 82.14 | b | 69.42 | 61.03 | a | 48.23 | 66.88 | a | |||
2002 | 45.23 | a | 49.76 | c | 51.64 | c | 70.67 | i | 72.41 | d | 89.08 | e | 93.16 | 89.21 | b | 76.96 | e | 60.97 | a | 50.97 | a | 49.82 | c | 66.29 | a | |
2003 | 53.14 | c | 42.24 | c | 55.70 | k | 65.88 | e | 71.41 | d | 77.65 | d | 93.69 | b | 87.92 | g | 76.17 | f | 74.24 | f | 50.52 | e | 52.65 | e | 63.40 | d |
2004 | 46.50 | y | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2005 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2006 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2007 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2008 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2009 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2010 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2011 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2012 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2013 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 45.80 | 48.49 | 54.06 | 62.11 | 72.04 | 83.17 | 89.52 | 86.99 | 79.31 | 67.90 | 53.85 | 47.59 | 65.84 | |||||||||||||
S.D. | 4.56 | 5.21 | 4.81 | 4.19 | 3.84 | 3.79 | 2.67 | 2.37 | 3.35 | 4.57 | 4.92 | 3.62 | 1.64 | |||||||||||||
SKEW | -0.09 | -0.09 | -0.04 | -0.08 | -0.16 | -0.22 | -0.04 | -0.06 | -0.16 | -0.98 | -0.25 | 0.14 | 0.19 | |||||||||||||
MAX | 56.10 | 61.14 | 64.46 | 71.27 | 79.00 | 90.83 | 94.53 | 91.77 | 84.78 | 77.81 | 62.79 | 56.13 | 69.28 | |||||||||||||
MIN | 37.84 | 35.34 | 42.94 | 53.63 | 62.45 | 73.70 | 82.42 | 80.58 | 72.97 | 50.90 | 41.90 | 39.35 | 62.73 | |||||||||||||
YRS | 49 | 47 | 46 | 47 | 49 | 51 | 50 | 49 | 46 | 47 | 46 | 47 | 30 |