YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 71.11 | k | 83.23 | 75.81 | 65.20 | 59.04 | d | 45.03 | 38.55 | 61.14 | f | |||||
1960 | 31.90 | 38.79 | 46.00 | 55.13 | 59.19 | 72.97 | 85.87 | a | 75.57 | a | 73.13 | 60.32 | 43.10 | 35.13 | a | 56.43 | ||||||||||
1961 | 38.10 | 43.71 | 46.97 | 53.63 | 62.29 | 76.97 | 81.48 | 84.65 | 65.90 | 55.13 | 40.87 | 37.32 | 57.25 | |||||||||||||
1962 | 37.39 | 39.82 | 43.35 | 57.97 | 55.50 | a | 70.93 | 78.47 | a | 73.65 | 71.67 | 56.19 | 44.90 | a | 40.35 | 55.85 | ||||||||||
1963 | 33.58 | 47.14 | 46.48 | 49.93 | 63.39 | 67.47 | 73.42 | 78.06 | 75.23 | 58.45 | 43.40 | 34.03 | 55.88 | |||||||||||||
1964 | 37.33 | a | 43.93 | 43.90 | 51.97 | a | 60.97 | 67.03 | 76.90 | 72.26 | 67.30 | 57.19 | 39.03 | 33.68 | 54.29 | |||||||||||
1965 | 35.74 | 42.96 | 49.10 | 58.03 | 62.39 | 71.53 | 81.23 | 77.13 | 66.23 | 62.13 | 44.50 | 37.29 | 57.36 | |||||||||||||
1966 | 35.29 | 38.89 | 46.77 | 57.80 | 68.93 | a | 68.47 | 76.19 | 77.48 | 72.70 | 58.10 | 44.57 | 39.00 | 57.02 | ||||||||||||
1967 | 39.23 | 44.71 | 43.42 | 49.73 | 65.23 | 76.03 | 80.71 | 88.06 | 78.13 | 55.90 | 44.50 | 36.97 | 58.55 | |||||||||||||
1968 | 35.90 | 44.39 | a | 50.68 | 54.27 | 64.77 | 71.60 | 82.39 | 72.16 | 68.80 | 53.32 | 42.47 | 32.39 | 56.09 | ||||||||||||
1969 | 25.94 | 34.19 | a | 47.23 | 53.90 | 69.74 | 74.97 | 78.52 | 76.13 | 69.40 | 54.23 | 46.40 | 34.55 | 55.43 | ||||||||||||
1970 | 33.61 | 41.57 | 47.87 | 49.57 | 64.71 | 76.43 | 81.52 | 81.32 | 65.00 | 55.32 | 41.93 | 33.97 | 56.07 | |||||||||||||
1971 | 38.42 | 41.50 | 40.55 | 52.27 | 65.06 | 65.43 | 82.84 | 84.03 | 65.23 | 55.26 | 43.60 | 36.65 | 55.90 | |||||||||||||
1972 | 35.03 | 39.54 | a | 49.65 | 49.60 | 67.77 | a | 72.37 | 81.13 | 82.81 | 65.10 | 56.84 | 43.53 | 31.77 | 56.26 | |||||||||||
1973 | 32.87 | 41.54 | 47.87 | 57.73 | 66.19 | 70.55 | a | 81.87 | 77.23 | 70.40 | 55.35 | 37.27 | 38.94 | 56.48 | ||||||||||||
1974 | 30.16 | 41.46 | 45.67 | a | 51.80 | 57.97 | 75.48 | a | 76.97 | 80.52 | 77.53 | 61.48 | 44.73 | 39.90 | 56.97 | |||||||||||
1975 | 37.97 | 37.21 | 42.77 | 49.63 | 62.97 | 67.63 | 79.81 | 72.97 | 74.97 | 53.39 | 41.77 | 39.45 | 55.04 | |||||||||||||
1976 | 40.16 | 37.59 | 42.81 | 52.70 | 63.71 | 67.23 | 76.68 | 74.06 | 74.67 | 61.61 | 46.67 | 40.94 | 56.57 | |||||||||||||
1977 | 32.84 | 42.71 | 45.74 | 61.50 | 57.61 | 75.03 | 76.97 | 82.87 | 64.30 | 56.00 | a | 40.41 | a | 36.13 | a | 56.01 | ||||||||||
1978 | 34.26 | 39.71 | 51.39 | 52.90 | 60.10 | 72.70 | 78.71 | 74.84 | 63.20 | 61.77 | 39.60 | 34.32 | 55.29 | |||||||||||||
1979 | 23.97 | 38.21 | 50.45 | 53.67 | 65.97 | 72.23 | 79.68 | 77.25 | k | 72.40 | 59.74 | 38.70 | 39.97 | 54.09 | a | |||||||||||
1980 | 28.68 | 37.34 | 43.84 | 58.08 | e | 61.26 | 63.73 | 76.65 | 72.90 | 68.20 | 59.39 | 43.10 | 42.33 | a | 54.63 | |||||||||||
1981 | 35.68 | 40.68 | 49.32 | 51.97 | 60.00 | 63.33 | 74.03 | a | 82.29 | 70.20 | 54.48 | 45.60 | 35.65 | 55.27 | ||||||||||||
1982 | 35.32 | 37.26 | a | 46.19 | 49.30 | 61.90 | b | 72.87 | 76.55 | 77.58 | 67.20 | 53.10 | 38.50 | b | 34.39 | 54.18 | ||||||||||
1983 | 40.06 | 41.00 | a | 47.87 | 53.63 | 65.58 | 66.23 | 70.90 | b | 78.03 | 64.77 | 57.74 | 43.77 | 27.48 | d | 54.76 | ||||||||||
1984 | 39.14 | b | 40.36 | a | 48.62 | b | 49.77 | d | 57.06 | 65.76 | a | 79.48 | 79.13 | 66.77 | 52.03 | 39.73 | 32.19 | 54.17 | ||||||||
1985 | 27.58 | 37.11 | 45.74 | 56.50 | 64.90 | 70.87 | 86.26 | 75.45 | 62.97 | 54.23 | 32.03 | 25.84 | 53.29 | |||||||||||||
1986 | 36.87 | 39.81 | a | 51.68 | 52.83 | a | 63.16 | 76.57 | 73.03 | 85.35 | 64.53 | 62.55 | 44.19 | c | 32.61 | 56.93 | ||||||||||
1987 | 34.10 | 41.33 | a | 47.30 | a | 59.47 | 65.84 | 75.27 | 75.32 | 79.13 | 76.70 | 66.90 | 46.41 | a | 33.68 | 58.45 | ||||||||||
1988 | 34.07 | a | 44.66 | 47.94 | 57.25 | b | 60.97 | 69.14 | a | 79.13 | 78.45 | 71.50 | 68.10 | 43.34 | a | 38.34 | b | 57.74 | ||||||||
1989 | 39.17 | a | 31.30 | a | 43.87 | a | 58.97 | 62.68 | 72.80 | 74.90 | ----- | z | 75.37 | 58.52 | 46.72 | a | 38.58 | 54.81 | a | |||||||
1990 | 37.65 | 38.61 | 50.55 | 59.83 | 60.45 | 69.60 | 82.84 | 79.42 | 80.37 | 54.84 | 45.21 | a | 30.72 | b | 57.51 | |||||||||||
1991 | 37.42 | 47.96 | 44.03 | 53.33 | 59.00 | 65.70 | 80.19 | 81.87 | 77.70 | 61.35 | 44.14 | a | 36.84 | 57.46 | ||||||||||||
1992 | 39.04 | c | 43.03 | 54.19 | 56.20 | 69.23 | 77.13 | 78.52 | 82.65 | 67.50 | ----- | z | 41.86 | a | 33.65 | 58.45 | a | |||||||||
1993 | 28.57 | a | 34.36 | 45.71 | 51.37 | 68.71 | 67.60 | 68.53 | a | 76.97 | 77.33 | 63.71 | 42.50 | 34.97 | 55.03 | |||||||||||
1994 | 45.00 | 37.07 | 52.06 | 59.17 | 67.58 | ----- | z | 85.39 | 79.94 | 79.17 | 58.13 | 39.67 | ----- | z | 60.32 | b | ||||||||||
1995 | 34.47 | a | 48.44 | a | 48.03 | 52.79 | a | 66.19 | ----- | z | 76.71 | 75.06 | 75.70 | 55.29 | 49.27 | 34.73 | a | 56.06 | a | |||||||
1996 | 39.03 | 39.86 | 49.87 | 56.97 | 59.58 | 71.93 | a | 86.48 | 84.68 | c | 69.73 | d | 59.04 | d | 44.71 | f | 37.75 | s | 61.72 | b | ||||||
1997 | 36.29 | c | 40.93 | 46.26 | 54.07 | 69.00 | 70.00 | 79.35 | 83.32 | 72.60 | 56.52 | 47.70 | 37.90 | a | 57.83 | |||||||||||
1998 | 38.32 | 42.04 | 49.10 | 55.43 | 60.81 | 70.67 | 86.57 | c | ----- | z | ----- | z | 57.13 | a | 45.71 | b | 38.00 | m | 56.20 | c | ||||||
1999 | 43.39 | h | 39.11 | 45.19 | 54.56 | c | 59.25 | c | 66.68 | b | 80.33 | d | 81.27 | e | 73.59 | a | 61.05 | i | 47.50 | 37.69 | b | 58.52 | b | |||
2000 | 34.35 | 40.11 | a | 46.80 | a | 59.15 | d | 60.92 | e | 72.78 | c | 77.00 | c | 77.73 | e | 69.48 | a | 56.89 | d | 38.70 | ----- | z | 57.63 | a | ||
2001 | 34.55 | 38.62 | b | 49.03 | 51.75 | b | 66.75 | c | 67.32 | e | 77.21 | b | 81.22 | d | 75.89 | c | 56.68 | c | 45.59 | a | 34.60 | a | 56.60 | |||
2002 | 36.65 | 43.84 | c | 44.18 | c | 54.27 | d | 60.79 | c | 72.79 | b | 76.50 | y | ----- | z | ----- | z | ----- | z | ----- | z | 37.14 | x | 52.08 | f | |
2003 | 37.90 | a | 43.63 | a | 48.74 | 52.76 | a | 61.26 | d | 74.28 | a | 84.11 | d | 80.03 | a | 75.30 | 61.67 | a | 40.79 | a | 34.30 | a | 57.90 | |||
2004 | 32.55 | b | 40.61 | a | 52.00 | c | 59.76 | a | 61.81 | 71.00 | g | 81.65 | e | 81.00 | a | 68.13 | 59.44 | d | 44.20 | t | 41.56 | v | 59.66 | c | ||
2005 | 40.04 | g | 47.43 | ----- | z | 54.32 | k | 65.32 | f | 67.37 | 80.73 | a | 81.97 | 70.17 | 58.58 | 40.86 | a | 33.90 | a | 60.13 | d | |||||
2006 | 39.67 | a | 37.81 | g | 44.39 | 52.53 | 62.61 | 69.77 | 80.64 | q | 73.89 | d | 72.27 | 55.77 | i | ----- | z | ----- | z | 59.30 | e | |||||
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 | 44.46 | b | 34.24 | b | 39.35 | j |
2010 | 38.73 | a | 43.31 | b | 49.27 | a | 50.00 | h | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.77 | i |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 35.45 | 40.84 | 47.24 | 54.47 | 63.08 | 70.76 | 79.27 | 78.88 | 70.86 | 58.02 | 42.99 | 35.62 | 56.19 | |||||||||||||
S.D. | 4.06 | 3.55 | 2.93 | 3.35 | 3.55 | 3.76 | 4.03 | 3.93 | 4.81 | 3.55 | 3.26 | 3.41 | 1.31 | |||||||||||||
SKEW | -0.74 | -0.07 | 0.07 | 0.24 | 0.10 | -0.06 | -0.25 | 0.12 | 0.13 | 0.77 | -0.82 | -0.52 | -0.18 | |||||||||||||
MAX | 45.00 | 48.44 | 54.19 | 61.50 | 69.74 | 77.13 | 86.57 | 88.06 | 80.37 | 68.10 | 49.27 | 42.33 | 58.55 | |||||||||||||
MIN | 23.97 | 31.30 | 40.55 | 49.30 | 55.50 | 63.33 | 68.53 | 72.16 | 62.97 | 52.03 | 32.03 | 25.84 | 53.29 | |||||||||||||
YRS | 46 | 47 | 47 | 46 | 46 | 44 | 46 | 44 | 46 | 44 | 45 | 42 | 34 |