YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 39.79 | p | 36.32 | c | 36.32 | k |
1956 | 33.70 | a | 31.69 | c | 47.22 | h | 62.27 | d | 71.35 | h | 74.56 | c | 89.26 | d | 84.81 | j | 80.04 | g | 57.83 | h | 46.90 | a | 39.27 | i | 56.40 | f |
1957 | 24.94 | 37.54 | ----- | z | 56.40 | 65.26 | 75.33 | 86.06 | 85.39 | c | 85.56 | n | 60.92 | g | 45.35 | j | 38.33 | p | 61.56 | e | ||||||
1958 | 34.50 | c | 42.08 | b | 44.74 | 54.50 | 76.57 | a | ----- | z | ----- | z | ----- | z | 75.66 | a | 70.19 | 48.00 | d | 43.10 | 54.37 | c | ||||
1959 | 36.40 | a | 41.96 | c | 51.17 | h | 62.42 | f | 62.67 | g | 81.96 | f | 89.96 | d | 85.48 | d | 70.63 | c | 59.88 | f | 47.76 | e | 37.76 | f | 62.03 | f |
1960 | 26.10 | j | 35.31 | m | 48.62 | b | 56.12 | f | 66.11 | c | 81.78 | g | 93.17 | b | 83.70 | d | 80.26 | g | 67.12 | n | 43.35 | m | 37.74 | l | 72.90 | h |
1961 | 37.91 | i | 44.06 | k | 48.35 | n | 58.29 | f | 68.89 | m | 86.48 | e | 92.41 | i | 93.19 | e | 69.79 | a | 59.93 | b | 46.92 | f | 33.79 | q | 77.35 | h |
1962 | 27.22 | m | 36.82 | k | 45.40 | p | 68.19 | i | 67.08 | r | 77.37 | c | 83.86 | b | 83.34 | b | 79.71 | f | 61.54 | c | 49.08 | d | 39.00 | m | 71.04 | g |
1963 | 32.62 | g | 50.33 | a | 50.26 | h | 52.19 | c | 69.50 | i | 75.53 | m | 83.19 | d | 86.10 | 78.91 | h | 66.35 | h | 46.33 | f | 32.42 | g | 67.95 | h | |
1964 | 33.70 | k | 38.86 | o | 43.22 | v | 58.75 | r | 72.36 | t | ----- | z | 86.50 | a | 80.41 | d | 71.72 | e | 68.83 | m | 44.86 | p | 39.46 | r | 79.54 | i |
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 76.65 | j | 83.38 | j | 74.65 | n | 67.46 | d | 68.08 | f | 51.83 | g | 36.35 | h | 67.46 | k |
1966 | 37.96 | e | 38.62 | l | 51.64 | f | 61.12 | f | 72.45 | i | 74.33 | c | 86.46 | e | 86.72 | f | 79.86 | a | 63.71 | g | 50.11 | k | 34.92 | g | 69.65 | h |
1967 | 37.64 | i | 45.35 | h | 49.89 | m | 52.60 | t | 72.20 | p | 74.15 | d | 91.04 | e | 93.83 | b | 84.42 | f | 59.62 | b | 48.00 | 33.45 | 66.68 | f | ||
1968 | 33.64 | c | 44.55 | 54.87 | a | 55.46 | b | 65.85 | k | 76.82 | b | 89.77 | 78.89 | d | 73.59 | a | 59.69 | b | ----- | z | ----- | z | 63.03 | c | ||
1969 | 33.75 | k | 34.57 | n | 46.26 | l | 61.50 | h | 72.18 | c | 74.15 | d | 86.67 | a | 88.61 | h | 76.50 | d | 56.86 | b | 50.32 | b | 39.41 | i | 69.45 | f |
1970 | 35.65 | h | 47.68 | f | 47.21 | b | 52.24 | m | 66.04 | e | 76.43 | b | 88.56 | f | 91.23 | a | 69.81 | d | 58.89 | d | 45.96 | g | 32.20 | f | 68.27 | f |
1971 | 36.00 | c | 42.29 | d | 43.95 | i | 59.09 | h | 68.00 | 69.70 | 86.75 | c | 93.56 | d | 69.50 | b | 59.54 | g | 43.16 | e | 31.04 | f | 63.62 | d | ||
1972 | 32.77 | i | 35.85 | c | 51.96 | d | 53.61 | b | 69.11 | d | 76.21 | a | 85.87 | a | 89.48 | d | 70.96 | f | 64.29 | j | ----- | z | ----- | z | 66.01 | e |
1973 | 31.25 | o | 40.33 | p | 49.50 | g | 58.96 | e | 71.33 | g | 78.16 | e | 89.75 | c | 87.15 | d | 75.14 | i | 62.75 | g | 42.67 | i | 38.50 | o | 78.50 | h |
1974 | 27.77 | i | 39.89 | i | 47.11 | l | 56.46 | f | 63.74 | d | 83.07 | 84.42 | 86.52 | d | 82.75 | f | 66.00 | d | 47.23 | h | 34.59 | d | 69.72 | f | ||
1975 | 33.35 | e | 36.52 | e | 41.52 | b | 48.59 | c | 63.89 | c | 71.82 | b | 87.21 | c | 80.80 | a | 78.24 | e | 59.88 | f | 45.24 | e | 39.56 | f | 58.72 | b |
1976 | 37.24 | j | 37.80 | i | 43.65 | k | ----- | z | 71.38 | g | 73.24 | a | 86.60 | a | 81.00 | o | 77.39 | l | 65.42 | g | 52.93 | o | 40.89 | l | 79.92 | j |
1977 | 29.79 | g | 46.25 | h | 47.54 | e | 66.28 | e | 59.96 | d | 81.66 | a | 85.43 | a | 86.42 | 71.50 | 63.19 | 45.12 | e | 38.97 | a | 64.61 | b | |||
1978 | 35.75 | c | 40.64 | f | 53.86 | c | 54.81 | c | 60.93 | a | 75.37 | c | 84.97 | b | 83.06 | 70.19 | c | 67.21 | b | 43.69 | d | 30.68 | 60.05 | a | ||
1979 | 23.62 | g | 36.39 | j | 49.62 | b | 55.78 | c | 68.48 | b | 77.52 | e | 88.39 | 84.29 | c | 80.83 | 68.22 | d | 44.36 | b | 37.65 | e | 65.51 | b | ||
1980 | 33.69 | e | 39.20 | d | 47.93 | b | 60.87 | 65.19 | e | 68.93 | 85.87 | a | 82.52 | 74.93 | 63.45 | 46.33 | 38.21 | b | 58.93 | |||||||
1981 | 34.87 | a | 39.20 | c | 52.86 | c | 58.41 | c | 62.90 | 72.23 | 84.84 | 91.35 | e | 77.67 | 57.62 | b | 48.10 | a | 37.90 | 59.83 | ||||||
1982 | ----- | z | 33.68 | 47.31 | b | 53.07 | 64.17 | a | 74.93 | 80.68 | 86.46 | g | 72.88 | d | 59.26 | d | 40.73 | 34.27 | a | 56.10 | b | |||||
1983 | 36.03 | b | 39.18 | 48.50 | a | 53.73 | 67.47 | a | 72.40 | 79.50 | a | 85.17 | a | 74.00 | 64.23 | a | 44.21 | b | 27.88 | g | 60.40 | a | ||||
1984 | 29.45 | 31.55 | 44.79 | l | 52.96 | d | 62.77 | a | 69.40 | 86.71 | 88.03 | a | 69.85 | c | 55.53 | a | 42.46 | f | 28.31 | e | 57.46 | b | ||||
1985 | 28.58 | 31.92 | d | 40.37 | d | 63.07 | b | 68.10 | b | 77.57 | 91.66 | b | 80.79 | c | 65.44 | l | 58.45 | 35.07 | c | 23.87 | a | 54.49 | a | |||
1986 | 34.36 | c | 43.78 | e | 55.73 | e | 57.11 | c | 66.32 | 83.30 | 87.08 | s | 88.90 | 67.60 | e | 65.13 | 47.46 | b | 34.59 | d | 58.57 | a | ||||
1987 | 30.93 | c | 41.43 | e | 49.24 | b | 67.43 | 70.90 | 79.03 | 83.27 | a | 85.50 | a | 82.33 | 73.38 | e | 47.19 | d | 34.93 | a | 62.13 | |||||
1988 | 31.90 | b | 40.14 | 50.29 | g | 60.59 | a | 67.63 | a | 78.80 | 89.39 | 87.76 | b | 76.13 | 74.45 | 43.04 | e | 31.62 | b | 61.95 | a | |||||
1989 | 28.41 | b | 29.19 | a | 45.00 | a | 61.57 | 64.13 | a | 78.28 | a | 88.13 | 80.03 | 75.83 | a | 64.43 | h | 47.73 | 41.73 | e | 58.18 | a | ||||
1990 | 37.93 | b | 39.89 | 52.93 | b | 66.20 | 64.37 | a | 74.41 | c | 89.10 | 85.74 | 84.57 | 60.29 | 46.86 | a | 36.65 | n | 63.84 | a | ||||||
1991 | 35.83 | m | 44.07 | 47.39 | 55.62 | a | 61.45 | 70.59 | a | 89.16 | 90.04 | d | 81.38 | n | 64.38 | b | 40.66 | a | 34.71 | 59.81 | b | |||||
1992 | 33.84 | 43.32 | a | 57.90 | 62.00 | 76.53 | a | 84.57 | g | 81.29 | 87.43 | a | 75.07 | 66.39 | 36.97 | a | 30.00 | 59.16 | a | |||||||
1993 | 25.86 | b | 30.17 | d | 41.41 | i | 53.86 | a | 67.56 | v | 69.38 | a | 74.55 | 80.90 | 78.37 | 63.62 | e | 42.55 | a | 35.15 | d | 55.44 | b | |||
1994 | 38.58 | e | 37.68 | c | 56.43 | a | 61.90 | a | 71.14 | b | 77.20 | 91.67 | a | 90.19 | 78.27 | o | ----- | z | ----- | z | 37.11 | v | 65.60 | d | ||
1995 | 32.67 | s | 50.11 | j | 48.15 | d | 57.67 | f | 64.97 | a | 72.03 | 83.65 | 82.74 | 79.23 | 59.42 | 47.94 | n | 37.17 | s | 70.03 | e | |||||
1996 | 39.15 | r | 41.91 | r | 53.07 | p | 59.61 | g | 61.76 | f | 74.04 | f | 87.97 | a | 83.80 | a | 72.03 | 63.07 | b | 48.32 | e | 36.82 | i | 71.04 | g | |
1997 | 36.50 | e | 40.90 | h | 52.56 | f | 56.12 | d | 69.65 | 72.33 | 79.10 | 84.48 | b | 76.76 | a | 61.32 | 47.82 | b | 35.75 | c | 61.98 | b | ||||
1998 | 38.00 | k | 42.30 | r | 52.47 | l | 56.62 | i | 64.75 | k | 68.78 | g | 87.70 | a | 86.55 | 79.20 | 61.26 | 44.00 | c | 32.90 | a | 65.27 | f | |||
1999 | 40.29 | g | 37.17 | p | 51.15 | k | 56.17 | 64.81 | 73.10 | 83.43 | a | 84.57 | c | 74.97 | 65.19 | 49.57 | 35.44 | m | 68.98 | d | ||||||
2000 | 35.31 | e | 43.56 | k | 50.52 | f | 63.37 | 67.58 | 78.38 | a | 85.03 | a | 88.20 | a | 72.66 | a | 60.23 | 39.42 | f | 33.83 | h | 68.84 | d | |||
2001 | 32.48 | d | 37.23 | f | 51.86 | c | ----- | z | 72.43 | a | 76.38 | a | 84.71 | 89.16 | 79.23 | 62.93 | b | 49.10 | a | 34.87 | p | 66.48 | c | |||
2002 | ----- | z | ----- | z | ----- | z | 58.90 | 66.26 | 76.50 | 88.35 | 80.23 | 77.60 | 62.20 | a | 47.53 | 40.38 | g | 69.70 | d | |||||||
2003 | 38.15 | e | 42.57 | 53.42 | 55.90 | 66.16 | 79.93 | 93.33 | a | 88.50 | a | 79.10 | 68.94 | 41.59 | a | 39.07 | d | 62.22 | ||||||||
2004 | 31.95 | i | 38.65 | f | 56.36 | c | 62.76 | a | 66.29 | 76.97 | a | 88.50 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 70.17 | g | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 33.58 | 38.79 | 50.05 | 58.14 | 66.81 | 75.71 | 86.43 | 85.99 | 75.01 | 63.09 | 45.37 | 34.90 | 60.78 | |||||||||||||
S.D. | 3.67 | 5.23 | 4.61 | 4.62 | 3.90 | 3.96 | 3.79 | 3.88 | 4.29 | 4.50 | 3.63 | 4.38 | 1.66 | |||||||||||||
SKEW | -0.81 | -0.14 | -0.20 | 0.24 | 0.75 | 0.45 | -0.70 | 0.16 | 0.09 | 0.74 | -1.09 | -0.45 | -0.14 | |||||||||||||
MAX | 38.58 | 50.33 | 57.90 | 67.43 | 76.57 | 86.48 | 93.33 | 93.83 | 84.57 | 74.45 | 50.32 | 43.10 | 62.22 | |||||||||||||
MIN | 24.94 | 29.19 | 40.37 | 48.59 | 59.96 | 68.93 | 74.55 | 78.89 | 67.46 | 55.53 | 35.07 | 23.87 | 58.93 | |||||||||||||
YRS | 26 | 25 | 25 | 32 | 34 | 40 | 44 | 41 | 35 | 33 | 31 | 22 | 4 |