YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 66.38 | r | 49.83 | 40.39 | 45.11 | j | ||
1963 | 34.52 | 52.75 | 53.45 | 56.83 | 72.83 | b | 75.63 | 87.13 | 87.74 | 81.00 | 67.90 | 48.47 | 33.32 | 62.63 | ||||||||||||
1964 | 33.77 | 39.10 | 47.16 | 61.23 | 68.71 | 75.40 | 88.80 | a | 85.90 | 76.43 | 68.84 | 46.27 | 38.35 | 60.83 | ||||||||||||
1965 | 36.81 | 45.36 | 53.87 | a | 63.50 | 69.84 | 78.83 | 89.68 | 82.87 | 72.53 | 70.19 | 52.63 | 38.42 | 62.88 | ||||||||||||
1966 | ----- | z | 42.93 | 54.90 | 66.30 | 76.84 | 77.47 | 90.00 | 91.03 | a | 82.10 | 64.94 | 50.23 | 37.42 | 66.74 | a | ||||||||||
1967 | 41.94 | 48.63 | a | 51.48 | 52.83 | 70.90 | a | 78.73 | 93.87 | 94.97 | a | 85.03 | 62.84 | ----- | z | 36.10 | 65.21 | a | ||||||||
1968 | 35.26 | 48.41 | 57.90 | 58.93 | 70.69 | b | 81.43 | b | 93.57 | a | 79.24 | b | ----- | z | 62.46 | e | 45.46 | b | 37.83 | a | 61.02 | a | ||||
1969 | 34.97 | 36.93 | 50.00 | 64.33 | 75.47 | a | 78.90 | 89.42 | 91.26 | d | 79.56 | c | 58.50 | a | 50.97 | 40.23 | 62.54 | |||||||||
1970 | 40.90 | a | 49.81 | a | 51.30 | a | 56.24 | a | 70.67 | a | 81.73 | 90.48 | 91.52 | 73.62 | a | 59.41 | b | 47.27 | 34.73 | a | 62.31 | |||||
1971 | 37.07 | c | 43.81 | a | 42.16 | 57.87 | 67.12 | e | 73.47 | ----- | z | 98.17 | b | ----- | z | ----- | z | 48.03 | a | 34.35 | 55.78 | c | ||||
1972 | 35.87 | 43.14 | 56.61 | 60.27 | 75.42 | 82.83 | 90.94 | 92.77 | 68.71 | m | 64.19 | 47.37 | ----- | z | 64.94 | b | ||||||||||
1973 | 36.79 | q | 42.09 | e | 54.90 | j | 65.50 | ----- | z | 83.57 | b | ----- | z | ----- | z | ----- | z | 56.33 | v | 44.53 | 41.61 | c | 55.46 | g | ||
1974 | 34.81 | 43.64 | 52.06 | ----- | z | 69.05 | i | 88.31 | a | 89.68 | 89.65 | 84.17 | 66.67 | g | 49.82 | b | 36.54 | c | 63.19 | c | ||||||
1975 | 33.87 | 40.15 | b | 48.00 | d | 53.69 | a | 70.85 | d | 77.74 | c | 92.13 | a | 84.00 | d | 82.40 | j | 60.64 | c | 45.85 | c | 38.14 | c | 58.64 | a | |
1976 | 36.36 | q | 39.32 | d | 47.89 | d | 60.11 | k | 76.71 | j | 80.36 | p | 91.12 | e | 80.24 | b | 77.79 | f | 66.68 | f | 54.18 | h | 40.64 | f | 64.64 | h |
1977 | 28.15 | e | 45.76 | g | 51.91 | h | 70.95 | i | 63.33 | d | 86.35 | m | 91.12 | o | 89.77 | e | 72.10 | j | 66.20 | f | 45.96 | c | 41.62 | b | 53.77 | g |
1978 | 39.38 | b | 44.08 | b | 58.60 | a | 58.53 | 67.20 | a | 79.53 | 88.63 | d | 85.90 | 75.88 | f | 68.83 | a | 43.70 | 32.87 | 60.66 | a | |||||
1979 | 25.73 | a | 38.77 | b | 53.41 | b | 60.36 | b | 73.60 | a | ----- | z | 93.12 | n | 86.41 | b | 84.11 | b | 65.90 | b | 44.07 | 37.97 | 57.03 | b | ||
1980 | 33.55 | 42.56 | b | 50.63 | a | 65.62 | a | 70.17 | a | 74.96 | e | 92.36 | f | 92.22 | v | 79.10 | a | 65.35 | 47.54 | f | 37.86 | b | 57.76 | c | ||
1981 | 35.32 | 42.00 | i | 57.05 | l | 62.04 | b | 69.39 | 78.14 | a | 91.97 | 95.07 | d | 81.14 | a | 61.47 | a | 49.30 | c | 40.16 | 66.40 | b | ||||
1982 | 33.65 | 38.26 | a | 51.75 | c | 58.86 | a | 70.64 | c | 80.93 | a | 86.62 | b | 91.03 | b | 75.50 | b | 62.43 | a | 42.83 | 35.47 | a | 60.66 | |||
1983 | 38.87 | a | 45.39 | 53.27 | a | 59.75 | b | 75.04 | c | 79.92 | f | 85.62 | e | 90.67 | g | 78.12 | e | 65.93 | a | 49.20 | 31.27 | a | 58.24 | b | ||
1984 | 29.67 | a | 37.00 | b | 51.54 | c | 57.68 | b | 67.77 | a | 77.57 | b | 93.27 | a | 93.39 | 80.26 | c | 62.50 | a | 46.40 | 32.68 | f | 63.37 | a | ||
1985 | 32.71 | c | 35.68 | 48.55 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 24.03 | a | 35.24 | h | |
1986 | 37.94 | 46.70 | a | 60.32 | c | 61.81 | c | 74.93 | a | 91.19 | c | 92.11 | c | 96.39 | c | 71.74 | c | 66.57 | a | 50.79 | b | 36.07 | a | 65.55 | ||
1987 | 35.93 | a | 47.61 | 54.73 | a | 75.00 | 77.36 | c | 83.90 | a | ----- | z | ----- | z | ----- | z | 67.23 | 50.31 | a | 39.58 | 59.07 | c | ||||
1988 | 34.03 | b | ----- | z | 52.93 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 81.93 | c | 75.37 | a | 38.85 | c | 34.31 | b | 52.90 | f |
1989 | 30.70 | a | 32.93 | a | 42.50 | o | 67.15 | q | ----- | z | ----- | z | 94.32 | 89.93 | b | ----- | z | ----- | z | ----- | z | ----- | z | 61.97 | h | |
1990 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 48.63 | 29.48 | 39.06 | j | ||
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | 81.13 | 84.73 | 86.84 | 90.19 | 78.43 | 68.97 | 42.17 | 33.32 | 70.72 | d | ||||||||
1993 | 29.97 | 35.07 | 47.45 | 59.47 | 75.23 | 73.54 | b | 78.77 | 83.39 | 80.13 | 66.72 | f | 45.60 | 39.65 | 58.93 | a | ||||||||||
1994 | 39.20 | a | 42.32 | 60.84 | 67.54 | b | 75.52 | b | 81.59 | a | 94.50 | a | 93.10 | 82.57 | 63.19 | 40.47 | 35.55 | 64.70 | ||||||||
1995 | 38.84 | 52.29 | 53.26 | 60.53 | 71.00 | ----- | z | 86.97 | 85.74 | 80.73 | 62.13 | 51.53 | 38.65 | 61.97 | a | |||||||||||
1996 | 41.40 | a | 44.00 | a | 56.65 | 62.47 | 68.03 | 80.17 | 92.42 | 87.81 | 75.47 | 64.35 | 49.73 | 40.94 | 63.62 | |||||||||||
1997 | 38.90 | 46.93 | 56.71 | 61.03 | 75.81 | ----- | z | 86.35 | 88.83 | a | 79.30 | 63.23 | 49.80 | 38.39 | 62.30 | a | ||||||||||
1998 | 42.30 | a | 44.39 | 53.45 | 60.43 | 65.29 | 76.10 | 92.00 | h | 94.00 | 83.93 | 65.07 | c | 50.43 | 36.71 | c | 61.10 | a | ||||||||
1999 | 43.26 | 43.00 | a | 54.67 | a | 64.46 | b | 71.90 | b | 81.97 | a | 92.38 | b | 90.55 | b | 80.54 | b | 68.90 | 54.40 | 36.76 | b | 65.23 | ||||
2000 | 40.03 | 48.41 | 56.00 | c | 69.62 | a | 74.72 | b | 86.68 | b | 92.59 | b | 94.04 | c | 79.04 | c | 64.63 | d | 41.31 | a | 38.17 | a | 65.44 | |||
2001 | 35.20 | a | 41.69 | b | 57.73 | a | 61.19 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 51.67 | l | 32.20 | k | 48.95 | h |
2002 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 97.17 | a | 87.82 | c | 84.88 | f | 72.17 | s | ----- | z | ----- | z | 92.49 | j |
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 | 71.72 | m | 75.50 | 91.81 | 91.35 | 78.67 | 66.29 | 45.30 | 33.26 | 68.88 | e | |||||||
2006 | 39.52 | 44.93 | 49.71 | 63.00 | 74.60 | a | 83.66 | a | 96.00 | 89.39 | 80.23 | 66.43 | a | 49.63 | 39.10 | b | 64.68 | |||||||||
2007 | 41.29 | 47.75 | 61.35 | 64.80 | 76.21 | c | 83.50 | 96.87 | 90.52 | 79.30 | 63.74 | 52.07 | 38.03 | 66.29 | ||||||||||||
2008 | 36.23 | 44.62 | 51.45 | 60.10 | 71.94 | 79.60 | 91.61 | 88.35 | 80.50 | 66.26 | 53.03 | 38.03 | 63.48 | |||||||||||||
2009 | 38.81 | 44.04 | a | 52.19 | 64.60 | 74.90 | 77.62 | a | 91.00 | a | 88.48 | 85.34 | a | 58.71 | 48.83 | 33.23 | 63.15 | |||||||||
2010 | 37.63 | a | 43.54 | 55.97 | b | 60.33 | 64.55 | 76.57 | 89.45 | 86.10 | 79.50 | ----- | z | ----- | z | ----- | z | 65.96 | c | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 36.26 | 43.37 | 53.24 | 61.62 | 71.99 | 80.04 | 90.71 | 89.38 | 79.68 | 64.95 | 47.66 | 36.61 | 63.60 | |||||||||||||
S.D. | 4.06 | 4.59 | 4.15 | 4.33 | 4.02 | 4.20 | 3.64 | 4.27 | 3.40 | 3.55 | 3.65 | 3.53 | 1.69 | |||||||||||||
SKEW | -0.50 | -0.18 | -0.18 | 0.66 | -0.16 | 0.61 | -0.84 | -0.32 | -0.54 | 0.48 | -0.49 | -1.30 | -0.17 | |||||||||||||
MAX | 43.26 | 52.75 | 61.35 | 75.00 | 81.13 | 91.19 | 97.17 | 98.17 | 85.34 | 75.37 | 54.40 | 41.62 | 66.29 | |||||||||||||
MIN | 25.73 | 32.93 | 42.16 | 52.83 | 63.33 | 73.47 | 78.77 | 79.24 | 71.74 | 58.50 | 38.85 | 24.03 | 60.66 | |||||||||||||
YRS | 38 | 38 | 37 | 35 | 35 | 33 | 34 | 37 | 31 | 33 | 38 | 39 | 15 |