YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1942 | ----- | z | ----- | z | ----- | z | ----- | z | 75.25 | y | 71.27 | q | 76.65 | h | ----- | z | 66.50 | o | 60.39 | 53.02 | 44.18 | 52.53 | i | |||
1943 | ----- | z | 48.80 | 50.48 | a | 65.02 | a | 67.36 | b | 76.24 | a | 77.85 | a | 84.20 | a | 71.91 | c | 61.72 | a | 50.14 | b | 40.93 | c | 63.15 | a | |
1944 | 41.63 | 46.20 | a | 51.55 | a | 60.62 | 71.34 | 80.30 | ----- | z | 79.63 | 71.25 | 63.13 | a | 51.75 | 42.06 | 59.95 | a | ||||||||
1945 | 45.44 | 50.30 | c | 55.75 | a | 61.96 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 53.36 | h | |
1946 | ----- | z | ----- | z | ----- | z | 60.12 | n | 63.58 | 73.33 | 81.13 | ----- | z | ----- | z | ----- | z | 50.06 | m | 45.47 | 65.88 | h | ||||
1947 | 38.58 | a | 41.71 | b | 50.19 | b | 58.38 | 68.74 | 80.69 | l | 80.16 | 77.23 | 72.80 | 63.40 | a | 45.62 | 41.61 | 58.04 | a | |||||||
1948 | 38.04 | c | 46.75 | k | 48.32 | 65.83 | 70.89 | 78.42 | 78.02 | 79.16 | 71.63 | 60.00 | 46.18 | 45.34 | 61.98 | a | ||||||||||
1949 | 30.44 | 45.59 | 53.44 | 57.33 | 69.71 | 75.23 | 78.06 | 75.42 | 68.60 | 58.40 | 55.40 | 42.37 | 59.17 | |||||||||||||
1950 | 46.94 | 50.45 | 51.77 | 60.45 | 68.31 | 76.55 | 74.87 | 74.37 | 68.60 | 66.58 | 51.12 | 45.85 | 61.32 | |||||||||||||
1951 | 41.10 | a | 45.98 | 49.73 | 57.92 | 68.53 | 75.40 | 80.44 | 79.61 | 72.05 | 63.37 | 47.35 | 43.31 | 60.40 | ||||||||||||
1952 | 47.08 | 45.07 | 47.27 | 57.52 | 67.40 | 77.62 | 76.45 | 80.47 | 70.22 | 60.16 | 45.07 | 41.05 | 59.61 | |||||||||||||
1953 | 48.52 | 42.77 | 54.13 | 58.38 | 66.21 | 80.05 | a | 79.82 | 76.89 | 72.23 | 61.18 | 49.67 | 38.10 | 60.66 | ||||||||||||
1954 | 45.37 | 50.93 | 50.97 | 64.22 | 65.82 | 76.33 | 80.40 | 77.21 | 74.17 | 61.92 | 51.38 | 45.24 | 62.00 | |||||||||||||
1955 | 40.85 | a | 42.74 | c | 53.10 | 60.93 | c | 67.82 | 74.83 | 75.35 | 76.03 | 71.47 | 60.52 | 48.45 | 46.00 | 59.84 | ||||||||||
1956 | 45.29 | 42.14 | 55.08 | 59.10 | 71.79 | 79.02 | 78.29 | 76.16 | 72.25 | 63.55 | 47.47 | a | 44.50 | 61.22 | ||||||||||||
1957 | 42.89 | 53.89 | a | 52.15 | 58.53 | 65.66 | 75.93 | a | 80.81 | 77.52 | 69.77 | 62.39 | d | 42.70 | y | 45.53 | a | 62.28 | a | |||||||
1958 | 38.48 | 45.45 | 45.48 | a | 57.90 | 69.27 | 78.66 | a | 81.02 | 79.27 | 71.72 | 58.24 | 50.27 | 42.23 | 59.83 | |||||||||||
1959 | 41.45 | 44.00 | a | 49.71 | 58.50 | a | 67.69 | 75.45 | 74.02 | a | 78.44 | 73.17 | 59.63 | 46.43 | a | 42.89 | 59.28 | |||||||||
1960 | 39.18 | a | 38.36 | 49.21 | 61.73 | 67.48 | 77.77 | 75.31 | 74.82 | 71.30 | 61.79 | 51.43 | a | 36.92 | 58.78 | |||||||||||
1961 | 38.10 | 45.46 | 51.30 | c | 59.27 | 68.85 | 74.42 | 76.00 | a | 75.73 | 69.93 | 61.55 | a | 44.74 | a | 43.56 | 59.08 | |||||||||
1962 | 37.18 | 51.59 | 50.34 | 62.42 | 72.24 | 74.98 | 78.16 | 79.43 | b | 72.71 | a | 64.13 | 53.97 | a | 46.24 | 61.95 | ||||||||||
1963 | 35.68 | 49.25 | 58.39 | 65.35 | 72.09 | i | 79.48 | 84.25 | a | 77.61 | 72.35 | 66.82 | 51.52 | 38.40 | a | 61.74 | a | |||||||||
1964 | 39.24 | n | 41.47 | 50.67 | a | 59.38 | 69.66 | 77.36 | a | 79.53 | 83.53 | 71.05 | 61.70 | a | 51.20 | 45.40 | 62.81 | a | ||||||||
1965 | 46.24 | 45.05 | 47.37 | a | 63.00 | b | 72.75 | c | 75.03 | 79.58 | 75.84 | 71.12 | b | 61.47 | 54.10 | 47.00 | a | 61.55 | ||||||||
1966 | 36.36 | b | 40.85 | a | 55.31 | 58.45 | a | 70.62 | a | 74.70 | 83.45 | 73.60 | 69.88 | 58.47 | 53.47 | 39.18 | 59.53 | |||||||||
1967 | 41.58 | 43.50 | 57.34 | 63.50 | 66.98 | 75.29 | a | 77.98 | 74.39 | 69.45 | 61.65 | 50.42 | 38.25 | a | 60.03 | |||||||||||
1968 | 41.23 | 42.72 | 48.34 | 57.33 | 66.55 | a | 75.16 | a | 74.23 | a | 74.40 | 68.07 | 61.27 | 44.53 | 39.76 | 57.80 | ||||||||||
1969 | 46.24 | 46.59 | a | 42.29 | 61.57 | 69.21 | 74.58 | 80.90 | 78.53 | 69.87 | 56.84 | 47.80 | 44.32 | 59.90 | ||||||||||||
1970 | 39.81 | 45.93 | 46.32 | c | 57.72 | 67.71 | 71.37 | 75.37 | ----- | z | 69.72 | a | 54.62 | b | 48.10 | 45.39 | 56.55 | a | ||||||||
1971 | 42.74 | 42.98 | 53.27 | a | 59.78 | 68.02 | 77.43 | 78.77 | 72.16 | 69.19 | a | 59.95 | b | 49.98 | b | 43.13 | 59.78 | |||||||||
1972 | 44.11 | 45.96 | b | 57.31 | b | 64.70 | 67.83 | a | 75.03 | 77.52 | 74.02 | b | 69.58 | 60.12 | a | 43.53 | 39.81 | 59.96 | ||||||||
1973 | 36.19 | 40.50 | 48.58 | a | 54.66 | a | 65.13 | a | 73.25 | 75.77 | a | 75.72 | a | 69.57 | 61.71 | 52.82 | 42.43 | c | 58.03 | |||||||
1974 | 41.13 | a | 43.74 | a | 57.52 | a | 61.53 | 71.89 | 77.25 | 78.94 | 74.12 | a | 63.50 | 59.37 | 46.78 | c | 40.06 | d | 59.65 | |||||||
1975 | 42.05 | 43.12 | 50.65 | a | 56.98 | 64.89 | 75.54 | b | 74.16 | 74.71 | 67.22 | 61.58 | a | 48.02 | 42.16 | 58.42 | ||||||||||
1976 | 39.52 | 50.67 | 52.47 | 62.16 | a | 65.10 | a | 75.63 | 74.44 | 76.47 | 69.48 | c | 54.39 | 42.92 | d | 39.65 | 58.57 | |||||||||
1977 | 35.73 | a | 44.58 | b | 48.90 | a | 59.87 | 70.45 | 77.58 | 80.58 | 80.50 | j | 75.58 | 61.08 | a | 50.93 | b | 44.27 | a | 59.05 | a | |||||
1978 | 37.60 | 40.96 | 53.90 | a | 63.41 | a | 68.89 | 76.50 | 81.35 | 78.65 | 69.42 | 61.82 | a | 50.76 | a | 39.82 | a | 60.26 | ||||||||
1979 | 35.20 | a | 43.83 | a | 50.82 | 58.80 | g | 66.55 | 74.31 | i | 79.13 | 76.20 | h | 71.64 | a | 63.81 | 45.79 | d | 41.05 | 55.31 | c | |||||
1980 | 41.16 | 45.34 | 50.21 | b | 58.30 | 67.28 | b | 82.91 | a | 85.26 | d | 80.25 | i | 73.08 | 59.50 | a | 46.53 | 46.71 | e | 59.66 | a | |||||
1981 | 41.65 | a | 45.64 | 51.11 | 62.21 | b | 67.48 | 77.97 | 79.98 | 75.18 | 70.47 | 61.03 | 53.45 | 45.26 | 60.95 | |||||||||||
1982 | 40.71 | g | 43.46 | d | 53.56 | f | 61.50 | e | 68.45 | b | 76.81 | d | 81.57 | c | 79.98 | b | 73.10 | a | 59.52 | c | 47.73 | d | 39.85 | h | 65.79 | c |
1983 | 40.04 | c | 44.72 | e | 52.23 | c | 54.83 | d | 67.41 | d | 75.52 | b | 80.90 | 80.42 | 75.37 | 63.05 | a | 51.23 | 35.62 | e | 60.11 | |||||
1984 | 37.94 | 43.91 | 51.68 | 59.67 | 70.75 | a | 75.35 | 77.66 | 76.57 | a | 70.25 | 58.82 | 48.90 | 45.73 | 59.77 | |||||||||||
1985 | 37.28 | b | 42.79 | 54.61 | 63.15 | 70.55 | 75.31 | a | 78.70 | a | 80.06 | 71.18 | 60.18 | 51.92 | 39.10 | 60.40 | ||||||||||
1986 | 44.16 | 46.71 | 55.31 | 64.72 | 68.85 | a | 74.67 | 78.31 | 77.94 | 71.65 | 60.23 | 46.68 | 40.24 | 60.79 | ||||||||||||
1987 | 39.25 | a | 44.77 | 48.15 | 57.63 | 66.26 | 75.05 | 80.11 | 78.80 | a | 71.00 | d | 64.98 | b | 49.10 | 40.95 | b | 59.67 | ||||||||
1988 | 36.98 | 45.22 | 49.65 | d | 60.31 | a | 69.18 | l | 76.78 | g | 77.10 | e | 76.81 | e | 71.20 | 65.26 | j | 53.41 | h | 40.23 | c | 57.19 | d | |||
1989 | 42.87 | d | 42.65 | d | 54.78 | f | 66.38 | d | 72.42 | a | 77.90 | a | 80.53 | 78.21 | e | 70.38 | 64.16 | b | 50.50 | 36.65 | 62.06 | a | ||||
1990 | 42.90 | b | 48.11 | f | 53.23 | 61.52 | d | 70.03 | b | 84.52 | 77.39 | 76.65 | 73.59 | c | 62.03 | 52.28 | 41.10 | 63.20 | a | |||||||
1991 | 39.60 | b | 48.50 | 54.21 | 62.35 | 72.98 | a | 79.53 | 77.83 | a | 77.95 | a | 66.91 | b | 62.29 | 46.57 | 41.95 | 60.89 | ||||||||
1992 | 39.31 | 47.67 | 53.54 | h | 62.67 | 66.67 | a | 73.68 | 78.38 | a | 77.44 | 74.40 | 64.10 | 45.33 | 42.37 | 61.09 | a | |||||||||
1993 | 42.37 | a | 44.88 | 52.73 | 61.92 | 69.75 | a | 79.63 | c | 82.48 | 79.97 | 72.88 | 60.48 | 46.40 | a | 43.42 | 61.41 | |||||||||
1994 | 41.09 | b | 45.59 | a | 54.72 | f | 60.93 | 70.48 | 82.52 | a | 82.35 | 81.35 | a | 73.62 | 64.15 | e | 51.71 | b | 46.56 | 63.67 | a | |||||
1995 | 42.26 | 51.48 | b | 52.83 | b | 59.91 | a | 70.75 | a | 76.72 | 81.89 | 81.74 | 71.02 | b | 63.52 | 53.24 | a | 43.68 | a | 62.42 | ||||||
1996 | 42.53 | 48.74 | 49.77 | a | 61.02 | c | 77.29 | 80.28 | 81.56 | 77.87 | 70.78 | 62.29 | 51.69 | a | 44.97 | 62.40 | ||||||||||
1997 | 39.27 | 43.59 | 56.55 | 57.67 | 70.02 | a | 78.38 | 82.37 | 80.68 | 76.15 | 62.15 | 48.17 | c | 38.55 | a | 61.13 | ||||||||||
1998 | 45.31 | 46.34 | 51.50 | 59.18 | 74.62 | a | 81.98 | 84.63 | 79.84 | 77.40 | 66.00 | a | 54.68 | b | 43.84 | 63.78 | ||||||||||
1999 | 46.37 | 52.80 | 55.87 | 62.97 | 69.55 | a | 75.39 | u | 80.58 | a | 82.00 | a | 73.62 | 62.82 | a | 57.25 | 42.44 | d | 62.39 | a | ||||||
2000 | 45.50 | g | 54.21 | e | 55.76 | 66.89 | g | 74.69 | r | 80.62 | r | 83.94 | d | 81.52 | c | 79.80 | g | ----- | z | ----- | z | ----- | z | 68.86 | h | |
2001 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2002 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2003 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2004 | ----- | z | ----- | 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 | 49.86 | x | ----- | z | ----- | z | 72.44 | v | 72.77 | g | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2012 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 40.95 | 45.68 | 51.79 | 60.62 | 68.94 | 76.93 | 79.21 | 77.81 | 71.28 | 61.45 | 49.55 | 42.37 | 60.28 | |||||||||||||
S.D. | 3.64 | 3.51 | 3.32 | 2.72 | 2.59 | 2.63 | 2.80 | 2.66 | 2.39 | 2.48 | 3.26 | 2.86 | 1.30 | |||||||||||||
SKEW | -0.16 | 0.61 | -0.21 | 0.07 | 0.61 | 0.77 | -0.00 | 0.20 | -0.18 | -0.44 | 0.03 | -0.33 | 0.41 | |||||||||||||
MAX | 48.52 | 54.21 | 58.39 | 66.38 | 77.29 | 84.52 | 85.26 | 84.20 | 77.40 | 66.82 | 57.25 | 47.00 | 63.78 | |||||||||||||
MIN | 30.44 | 38.36 | 42.29 | 54.66 | 63.58 | 71.37 | 74.02 | 72.16 | 63.50 | 54.39 | 42.92 | 35.62 | 57.80 | |||||||||||||
YRS | 53 | 55 | 53 | 55 | 54 | 52 | 56 | 52 | 55 | 55 | 54 | 56 | 37 |