YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 85.00 | c | 82.00 | a | 68.41 | i | 40.72 | e | 36.13 | 60.96 | h | |
1949 | 23.33 | j | 38.50 | 45.43 | c | 61.36 | b | 69.32 | 76.45 | a | 86.84 | 85.44 | d | 76.83 | 61.72 | f | 58.89 | b | 41.26 | 64.03 | b | |||||
1950 | 40.17 | a | 48.45 | f | 45.48 | 57.10 | 62.19 | 77.62 | f | 80.74 | 83.44 | f | 69.29 | b | 71.56 | d | 48.29 | m | 45.47 | a | 59.00 | d | ||||
1951 | 34.84 | 46.41 | a | 45.04 | f | 52.00 | 67.43 | a | 68.50 | d | 83.10 | a | 81.61 | c | 70.50 | d | 59.71 | 49.50 | r | 35.42 | 59.95 | b | ||||
1952 | 40.68 | 43.11 | a | 39.56 | d | 60.40 | 67.78 | d | 85.72 | a | 86.93 | b | 87.12 | e | 82.30 | 67.96 | c | 44.63 | 38.53 | a | 62.06 | |||||
1953 | 47.03 | 40.14 | 54.70 | a | 51.15 | c | 59.06 | m | 84.80 | e | 88.97 | a | 86.59 | d | 81.47 | 66.60 | a | 50.60 | e | 36.75 | c | 62.62 | a | |||
1954 | 42.47 | a | 53.32 | 41.70 | a | 64.24 | a | 65.40 | k | 83.20 | 93.97 | 89.45 | b | 81.20 | 62.88 | f | 52.52 | a | 41.81 | 64.39 | b | |||||
1955 | 32.65 | 33.21 | 43.00 | 62.86 | b | 75.81 | o | 74.66 | a | 91.06 | 87.78 | d | 78.13 | 66.03 | 40.30 | 38.93 | b | 58.96 | a | |||||||
1956 | 39.13 | 36.86 | 50.60 | a | 56.13 | 71.73 | e | 89.25 | f | 86.84 | 84.16 | 84.80 | 67.23 | a | 39.69 | a | 42.48 | 59.97 | a | |||||||
1957 | 30.65 | 47.23 | f | 44.29 | 49.43 | 60.85 | e | 76.30 | 86.97 | 83.85 | e | 71.00 | b | 57.19 | 40.86 | b | 46.81 | 58.93 | a | |||||||
1958 | 41.81 | 45.81 | b | 38.00 | 52.00 | 72.81 | 78.37 | 80.74 | 86.23 | 78.70 | 67.65 | 51.73 | 41.29 | 61.26 | ||||||||||||
1959 | 39.58 | 37.36 | 43.97 | 55.87 | 65.33 | a | 83.33 | 87.16 | 87.57 | a | 72.77 | 57.93 | a | 47.87 | 46.68 | 60.45 | ||||||||||
1960 | 36.45 | 31.28 | 45.61 | 61.73 | 68.35 | 78.62 | a | 87.73 | a | 87.97 | 78.27 | 64.58 | 50.73 | 38.16 | 60.79 | |||||||||||
1961 | 43.13 | a | 46.57 | 45.74 | 53.97 | 64.71 | 79.10 | a | 84.06 | 84.65 | 68.07 | a | 61.94 | 46.40 | 35.77 | 59.51 | ||||||||||
1962 | 31.90 | 40.93 | 44.26 | 62.93 | 70.23 | 74.77 | 81.26 | 85.32 | 75.97 | a | 65.52 | 54.07 | 44.26 | 60.95 | ||||||||||||
1963 | 31.37 | a | 46.00 | 48.52 | 59.53 | 72.97 | a | 81.10 | 88.42 | 84.68 | 80.03 | 71.40 | a | 55.27 | 39.84 | 63.26 | ||||||||||
1964 | 40.39 | 36.66 | 40.93 | a | 55.57 | 69.65 | 77.50 | 92.13 | 84.68 | 77.17 | 66.26 | 48.60 | 40.68 | 60.85 | ||||||||||||
1965 | 44.32 | 38.61 | 35.23 | 60.97 | 66.00 | 72.87 | 83.32 | 82.16 | 63.87 | 67.93 | a | 54.60 | 43.68 | 59.46 | ||||||||||||
1966 | 37.90 | 37.86 | 53.61 | 55.30 | 74.19 | 78.27 | 90.80 | a | 81.81 | 73.63 | 62.39 | 51.23 | 39.39 | 61.37 | ||||||||||||
1967 | 43.03 | 44.21 | 55.10 | 60.27 | 61.48 | 71.21 | a | 84.03 | a | 83.65 | 76.40 | 67.16 | 48.03 | 35.23 | 60.82 | |||||||||||
1968 | 40.29 | 43.86 | a | 53.96 | c | 54.21 | b | 62.52 | b | 79.79 | b | ----- | z | 82.45 | k | 74.73 | h | 66.61 | h | 45.44 | c | 39.43 | c | 52.44 | d | |
1969 | 41.52 | f | 43.37 | a | 42.54 | e | 63.27 | 69.94 | 71.63 | 87.66 | b | 89.19 | e | 79.00 | 44.20 | a | 48.37 | 39.81 | 61.72 | a | ||||||
1970 | 39.13 | 49.71 | 40.73 | e | 51.07 | 70.26 | 76.50 | d | 86.57 | j | 89.24 | b | 72.73 | 59.16 | 47.10 | 39.26 | 57.72 | a | ||||||||
1971 | 36.42 | 36.68 | 44.39 | 56.47 | 64.10 | a | 80.41 | a | 83.50 | a | 86.71 | 70.03 | 60.68 | 49.34 | a | 41.47 | a | 59.18 | ||||||||
1972 | 38.78 | d | 47.11 | a | 57.48 | b | 57.10 | 67.47 | a | 79.83 | a | 82.00 | 81.35 | 74.93 | b | 60.84 | 40.56 | c | 32.87 | a | 60.03 | |||||
1973 | 36.23 | 42.85 | a | 43.20 | a | 51.07 | b | 67.26 | 80.27 | 82.58 | 86.58 | 70.47 | 66.52 | 47.41 | a | 40.47 | a | 59.57 | ||||||||
1974 | 33.00 | a | 43.96 | 52.42 | 57.79 | b | 71.84 | 80.40 | 87.32 | 81.13 | 74.37 | 66.33 | a | 49.53 | 41.13 | 61.60 | ||||||||||
1975 | 38.40 | a | 39.89 | a | 45.52 | 54.89 | b | 64.42 | 75.93 | a | 87.13 | 85.74 | 74.27 | 67.81 | 49.62 | a | 43.97 | a | 60.63 | |||||||
1976 | 37.52 | 47.24 | 49.27 | a | 58.28 | a | 68.32 | 77.97 | 86.66 | b | 83.58 | 76.03 | 62.45 | 46.97 | a | 44.61 | 61.57 | |||||||||
1977 | 35.07 | b | 46.82 | 47.46 | c | 60.45 | a | 71.42 | 83.30 | 87.50 | a | 81.10 | 81.03 | 66.61 | 47.69 | a | 42.06 | 62.54 | ||||||||
1978 | 33.17 | a | 33.19 | a | 51.84 | 57.80 | 66.07 | a | 80.00 | a | 86.33 | a | 82.23 | 79.28 | a | 67.62 | b | 44.93 | 30.39 | 59.40 | ||||||
1979 | 25.23 | 42.11 | 47.45 | 59.14 | b | 63.10 | 77.30 | 85.52 | 81.26 | 81.03 | 64.93 | b | 38.83 | a | 42.52 | 59.03 | ||||||||||
1980 | 32.52 | 39.04 | a | 45.03 | a | 57.70 | 64.77 | a | 83.76 | a | 88.26 | 84.70 | a | 79.20 | 63.48 | 49.73 | 50.32 | 61.54 | ||||||||
1981 | 46.77 | 45.46 | 51.84 | 66.48 | a | 63.77 | a | 81.23 | 85.13 | 82.19 | 78.76 | a | 61.27 | a | 55.77 | 44.23 | 63.58 | |||||||||
1982 | 38.42 | 45.04 | b | 51.62 | b | 58.87 | 65.72 | b | 72.63 | 85.03 | 85.61 | 73.90 | 59.45 | 42.97 | 38.90 | 59.85 | ||||||||||
1983 | 43.74 | 47.68 | 45.06 | 49.73 | 62.71 | 73.93 | a | 85.80 | a | 87.32 | 78.80 | 65.90 | a | 46.27 | 25.38 | b | 59.36 | |||||||||
1984 | 36.77 | 41.76 | 45.68 | 49.13 | 70.90 | b | 78.24 | a | 84.93 | b | 85.16 | 71.90 | 57.94 | 50.20 | 40.68 | 59.44 | ||||||||||
1985 | 32.27 | a | 37.41 | a | 52.84 | 64.00 | a | 73.30 | a | 79.07 | a | 86.19 | 85.94 | 69.76 | a | 62.77 | 36.80 | 34.61 | 59.58 | |||||||
1986 | 46.90 | a | 43.00 | 57.52 | 57.85 | c | 67.87 | 80.79 | b | 85.07 | a | 83.84 | 70.17 | 58.87 | 48.47 | 41.13 | a | 61.79 | ||||||||
1987 | 41.42 | 43.96 | 46.23 | 64.97 | 69.57 | a | 80.30 | 87.00 | 81.16 | 76.69 | a | 65.20 | a | 49.20 | 38.50 | a | 62.02 | |||||||||
1988 | 31.42 | 40.93 | 45.20 | a | 62.59 | a | 70.17 | a | 84.27 | 87.10 | 86.73 | a | 75.93 | a | 66.53 | a | 47.86 | a | 41.29 | 61.67 | ||||||
1989 | 46.41 | b | 30.71 | 51.90 | b | 60.76 | a | 70.23 | a | 77.58 | d | 87.97 | 82.10 | a | 73.43 | b | 62.26 | 52.33 | 34.77 | a | 60.87 | |||||
1990 | 44.17 | a | 42.00 | a | 45.45 | 59.60 | 65.71 | 82.17 | a | 81.00 | a | 83.19 | 79.00 | 65.61 | 52.93 | 34.63 | a | 61.29 | ||||||||
1991 | 36.23 | a | 51.18 | 50.71 | 57.60 | 69.63 | a | 79.26 | c | 84.93 | b | 83.87 | 75.23 | 63.87 | 43.17 | a | 43.77 | 61.62 | ||||||||
1992 | 41.23 | a | 50.04 | c | 53.30 | a | 65.34 | a | 72.93 | c | 76.63 | 80.37 | d | 79.82 | c | 77.76 | a | 65.15 | d | 40.30 | 32.97 | a | 61.32 | |||
1993 | 34.30 | a | 34.15 | a | 47.77 | 56.45 | a | 69.27 | a | 74.89 | b | 81.94 | 80.50 | a | 71.81 | c | 60.52 | d | 39.53 | 37.97 | b | 57.42 | ||||
1994 | 40.41 | b | 38.31 | b | 54.10 | a | 59.71 | b | 75.32 | c | 84.07 | c | 83.07 | d | 87.29 | c | 79.36 | b | 61.63 | d | 48.39 | b | 44.07 | a | 62.98 | |
1995 | 41.27 | a | 45.68 | 51.33 | a | 54.63 | c | 56.97 | 73.55 | a | 84.94 | 89.83 | a | 73.20 | 61.67 | a | 52.93 | 42.81 | 60.73 | |||||||
1996 | 36.19 | 45.07 | a | 45.10 | 61.23 | 66.06 | 80.67 | 85.17 | a | 83.63 | a | 73.41 | a | 62.58 | 47.57 | 42.43 | a | 60.76 | ||||||||
1997 | 36.23 | 38.75 | 56.77 | a | 50.76 | a | 68.56 | d | 77.45 | a | 85.52 | 82.26 | 75.17 | a | 64.23 | 44.63 | 37.90 | b | 59.85 | |||||||
1998 | 43.74 | 43.68 | 45.52 | 58.67 | 70.48 | b | ----- | z | 85.13 | 85.10 | 82.30 | 58.35 | 50.50 | 39.70 | a | 60.29 | a | |||||||||
1999 | 42.52 | 49.29 | 56.47 | a | 52.62 | a | 65.19 | d | 77.63 | c | 87.19 | d | 84.00 | 72.07 | a | 67.41 | b | 60.77 | 42.80 | a | 63.16 | |||||
2000 | 41.80 | a | 49.26 | b | 52.20 | a | 63.31 | a | 72.87 | a | 81.48 | a | 90.26 | 87.87 | 76.59 | a | 60.50 | a | 34.69 | a | 35.81 | 62.22 | ||||
2001 | 37.37 | a | 37.57 | 47.70 | a | 58.69 | a | 68.27 | a | 81.83 | 88.48 | 87.52 | 79.17 | 63.17 | a | 54.03 | 40.39 | 62.02 | ||||||||
2002 | 39.77 | 44.14 | 45.13 | a | 63.39 | b | 69.84 | 87.27 | 91.81 | 85.61 | 76.86 | a | 55.00 | a | 44.27 | 43.40 | a | 62.21 | ||||||||
2003 | 47.58 | 35.82 | 50.11 | c | 60.62 | a | 67.93 | b | 73.79 | a | 93.06 | 86.62 | g | 73.93 | a | 68.45 | 44.40 | 41.65 | 59.76 | a | ||||||
2004 | 41.81 | 40.79 | 57.68 | 61.97 | 71.19 | 77.10 | 83.84 | 80.81 | 75.77 | 62.48 | 45.17 | 42.32 | 61.74 | |||||||||||||
2005 | 41.10 | 44.64 | 49.87 | 58.00 | a | 68.97 | 77.90 | 89.13 | 83.19 | 79.57 | 63.87 | 51.67 | 38.16 | 62.17 | ||||||||||||
2006 | 47.10 | 37.79 | 46.65 | 67.50 | 71.47 | a | 86.23 | 90.52 | 84.68 | 70.13 | 59.29 | 51.07 | 39.84 | 62.69 | ||||||||||||
2007 | 31.39 | 40.25 | 56.84 | 58.47 | 70.33 | a | 82.50 | b | 90.10 | 87.03 | 77.73 | 66.00 | 52.43 | 31.74 | 62.07 | |||||||||||
2008 | 32.03 | 40.17 | 48.87 | 58.80 | 67.45 | 79.53 | 90.83 | a | 81.48 | 72.07 | 61.63 | a | 52.52 | e | 39.00 | 60.37 | ||||||||||
2009 | 41.81 | 45.25 | 53.81 | 54.73 | 69.83 | a | 74.37 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 56.63 | f | |||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 38.74 | 42.08 | 48.34 | 58.17 | 68.09 | 78.76 | 86.40 | 84.66 | 75.75 | 63.36 | 47.85 | 39.80 | 61.04 | |||||||||||||
S.D. | 4.98 | 5.02 | 5.24 | 4.48 | 3.69 | 3.98 | 3.22 | 2.56 | 4.20 | 4.42 | 5.35 | 4.29 | 1.31 | |||||||||||||
SKEW | -0.25 | -0.15 | -0.05 | -0.19 | -0.54 | -0.15 | 0.16 | 0.08 | -0.28 | -1.39 | -0.20 | -0.64 | -0.30 | |||||||||||||
MAX | 47.58 | 53.32 | 57.68 | 67.50 | 75.32 | 87.27 | 93.97 | 89.83 | 84.80 | 71.56 | 60.77 | 50.32 | 63.58 | |||||||||||||
MIN | 25.23 | 30.71 | 35.23 | 49.13 | 56.97 | 68.50 | 80.37 | 79.82 | 63.87 | 44.20 | 34.69 | 25.38 | 57.42 | |||||||||||||
YRS | 59 | 59 | 60 | 61 | 58 | 58 | 58 | 58 | 60 | 57 | 59 | 61 | 47 |