YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 64.62 | r | 50.20 | 35.97 | 16.11 | c | 21.35 | 30.91 | h | |||
1960 | 10.07 | a | 8.93 | a | 10.23 | a | 37.67 | 46.39 | 51.63 | 57.17 | a | 60.33 | a | 51.13 | 36.26 | 27.07 | 7.57 | c | 33.70 | |||||||
1961 | 4.59 | d | 12.54 | b | 24.68 | 29.60 | 42.13 | 54.17 | a | 56.03 | b | 57.71 | 49.40 | 38.39 | 24.63 | 8.71 | 33.55 | |||||||||
1962 | 1.40 | f | 7.54 | 17.81 | 32.66 | a | 53.94 | 52.90 | 56.45 | 54.26 | 44.43 | 41.30 | a | 26.90 | 9.66 | b | 36.17 | a | ||||||||
1963 | -5.61 | -0.68 | 21.77 | a | 34.83 | 41.42 | 53.57 | 56.68 | 52.74 | 48.83 | 43.35 | 27.83 | -0.06 | 31.22 | ||||||||||||
1964 | 5.79 | c | 8.28 | 15.00 | 33.87 | 47.29 | 51.33 | 59.13 | 52.42 | 46.97 | 31.03 | 22.68 | b | 5.23 | 31.58 | |||||||||||
1965 | -1.35 | 2.68 | 13.94 | 33.20 | 50.00 | 52.57 | 57.65 | 54.55 | 47.93 | a | 38.65 | 26.23 | 23.39 | 33.28 | ||||||||||||
1966 | -5.74 | 5.11 | 25.00 | 32.37 | 39.74 | 56.47 | 61.10 | 55.68 | 46.27 | 35.52 | 26.50 | 11.90 | 32.49 | |||||||||||||
1967 | 5.43 | a | -2.96 | 21.32 | 37.83 | 39.06 | 55.67 | 54.00 | 51.81 | 43.50 | 36.45 | ----- | z | 10.29 | 32.04 | a | ||||||||||
1968 | 2.52 | ----- | z | 22.84 | 33.30 | 38.45 | 54.50 | 56.52 | 57.00 | 48.17 | 39.52 | 24.07 | 9.13 | 35.09 | a | |||||||||||
1969 | -2.77 | 2.46 | 7.00 | 35.03 | ----- | z | 47.83 | 59.39 | 58.97 | a | 45.77 | 34.74 | 25.17 | 13.61 | 29.75 | a | ||||||||||
1970 | -8.10 | -2.29 | 11.65 | 32.57 | 46.16 | 59.86 | i | ----- | z | 53.03 | 47.53 | 36.48 | 25.93 | 9.06 | 25.20 | b | ||||||||||
1971 | -8.30 | a | 5.07 | a | 16.16 | ----- | z | 39.00 | 61.30 | 55.23 | 55.29 | 53.30 | 46.16 | 26.47 | 15.73 | i | 34.97 | b | ||||||||
1972 | -2.68 | 3.34 | 19.29 | 29.17 | 46.23 | 50.17 | 55.77 | 59.27 | i | 49.00 | a | 35.37 | a | 27.23 | 6.12 | f | 31.29 | b | ||||||||
1973 | 4.77 | 13.52 | c | 30.61 | 35.07 | c | 43.42 | 57.57 | 60.55 | 60.43 | c | 44.57 | 41.35 | 27.10 | a | 7.57 | c | 35.55 | ||||||||
1974 | 2.81 | e | 4.42 | b | 24.07 | a | 36.27 | d | 43.84 | 49.57 | 62.77 | 53.38 | e | 41.60 | 33.36 | f | 25.14 | a | 17.58 | 32.86 | a | |||||
1975 | 6.35 | 8.79 | 11.97 | b | 29.90 | 47.77 | 54.07 | 61.06 | 55.25 | g | 43.07 | 36.06 | 25.73 | 14.68 | 30.86 | a | ||||||||||
1976 | -1.61 | 15.03 | 21.79 | c | 33.63 | 38.06 | 51.96 | e | 54.74 | ----- | z | 41.04 | e | 29.09 | h | 11.70 | c | -3.31 | b | 26.30 | b | |||||
1977 | -13.27 | a | 7.50 | ----- | z | 38.17 | 49.97 | a | 53.83 | 60.42 | e | ----- | z | 47.86 | b | 33.29 | 22.38 | a | 8.66 | b | 30.88 | b | ||||
1978 | -11.16 | -9.75 | 17.10 | 34.43 | 43.16 | 50.81 | c | 57.61 | 56.55 | 49.80 | 33.39 | 19.18 | b | 3.71 | 28.74 | |||||||||||
1979 | -12.90 | a | -5.46 | 21.52 | 31.86 | a | 40.67 | a | 52.76 | a | 56.58 | 56.29 | 46.08 | e | 34.86 | c | 24.57 | 17.35 | 30.35 | |||||||
1980 | 8.03 | 2.15 | b | 14.83 | a | 35.73 | 48.10 | a | 52.60 | 61.61 | 54.31 | b | 46.50 | 33.32 | 24.20 | 12.03 | 32.79 | |||||||||
1981 | 6.59 | b | 12.32 | 21.45 | 37.85 | c | 38.68 | 54.47 | 56.77 | 55.26 | 43.86 | a | 32.58 | 25.77 | 8.74 | 32.86 | ||||||||||
1982 | -8.28 | b | 4.75 | 20.10 | a | 29.70 | 50.90 | 48.30 | 60.29 | 56.61 | 44.47 | 36.65 | 23.97 | 18.14 | b | 32.13 | ||||||||||
1983 | 11.67 | a | 16.43 | 24.55 | 29.20 | 40.43 | a | 56.50 | 62.10 | 58.94 | 48.30 | 37.03 | 27.28 | a | -6.63 | a | 33.82 | |||||||||
1984 | 1.37 | a | 15.97 | 12.35 | 30.73 | 39.29 | 51.66 | a | 52.42 | 62.16 | 42.57 | 36.93 | b | 18.13 | 9.37 | d | 31.08 | |||||||||
1985 | -4.58 | 4.78 | a | 24.57 | a | 35.93 | 42.61 | 44.97 | 47.71 | 46.10 | a | 40.55 | a | 34.69 | b | 17.90 | a | -8.03 | b | 27.27 | ||||||
1986 | 4.80 | a | 7.00 | 23.48 | 35.47 | 42.33 | a | 52.87 | 58.16 | 44.10 | 42.17 | 29.03 | a | 12.73 | 10.97 | b | 30.26 | |||||||||
1987 | 11.90 | a | 16.15 | a | 23.61 | 32.80 | 44.63 | a | 50.73 | 55.93 | a | 53.83 | a | 43.50 | 24.81 | 24.90 | a | 16.10 | a | 33.24 | ||||||
1988 | -1.73 | a | 0.61 | a | 24.07 | a | 28.79 | b | 44.13 | 50.67 | 53.39 | 56.06 | 48.53 | 28.17 | a | 25.28 | a | 12.19 | 30.85 | |||||||
1989 | 14.35 | 1.64 | 18.10 | 31.53 | 40.48 | 52.23 | 57.90 | 56.39 | 43.43 | 34.53 | a | 19.90 | a | -0.17 | a | 30.86 | ||||||||||
1990 | 15.42 | 10.39 | 25.65 | 33.87 | 40.84 | 53.90 | 58.16 | 56.58 | 50.37 | 33.84 | 27.87 | 5.52 | 34.37 | |||||||||||||
1991 | -2.55 | 11.14 | 23.50 | a | 36.03 | 50.58 | 59.63 | 58.03 | 55.77 | 46.67 | 35.23 | 15.43 | 10.17 | a | 33.30 | |||||||||||
1992 | 15.29 | 21.28 | 21.48 | 33.28 | a | 42.23 | 50.00 | 53.94 | 51.65 | 47.27 | 32.60 | a | 26.37 | 15.77 | 34.26 | |||||||||||
1993 | 2.53 | a | 7.14 | 19.48 | 30.13 | 46.68 | 52.33 | 56.97 | 60.40 | a | 45.40 | 33.23 | 23.14 | a | ----- | z | 34.31 | a | ||||||||
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1998 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1999 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2000 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2001 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2002 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 51.27 | 36.06 | 24.60 | 17.48 | 32.35 | h | ||||
2003 | 7.23 | 7.15 | a | 21.81 | 34.60 | 44.13 | 53.97 | 58.52 | 58.73 | a | 48.60 | 36.45 | 26.03 | 18.55 | 34.65 | |||||||||||
2004 | 5.48 | 14.59 | 28.27 | a | 34.10 | a | 45.58 | 53.57 | 58.55 | 53.16 | 53.20 | 40.65 | 29.13 | 14.97 | a | 35.94 | ||||||||||
2005 | 9.83 | b | 20.41 | a | 20.77 | 38.73 | 44.65 | 60.70 | 61.61 | 58.00 | a | 52.80 | 40.74 | 26.73 | 10.65 | 37.14 | ||||||||||
2006 | 24.10 | 12.14 | 24.26 | 40.43 | 46.77 | 54.40 | 62.10 | 60.19 | 47.17 | 34.84 | 28.47 | 21.52 | 38.03 | |||||||||||||
2007 | 14.13 | a | 3.75 | 27.55 | 34.50 | 50.19 | 57.31 | a | 59.45 | 61.10 | 52.40 | 45.60 | a | 26.73 | 9.61 | 36.86 | ||||||||||
2008 | 4.39 | 4.03 | 19.29 | 36.40 | 42.83 | a | 55.03 | 59.68 | 55.19 | 50.80 | 37.68 | 26.83 | 3.65 | 32.98 | ||||||||||||
2009 | -4.65 | 12.71 | 22.87 | 34.20 | 45.52 | 55.43 | 55.00 | 57.03 | 50.47 | 37.16 | 32.10 | 12.10 | 34.16 | |||||||||||||
2010 | 5.23 | 10.21 | 28.26 | 40.77 | 47.23 | 57.87 | 63.35 | 63.77 | 50.73 | 37.77 | 27.30 | 7.52 | 36.67 | |||||||||||||
2011 | 5.55 | 9.89 | 22.68 | 37.13 | 46.20 | a | 57.17 | 65.42 | 59.71 | 49.43 | 38.74 | 30.27 | 19.77 | 36.83 | ||||||||||||
2012 | 14.03 | 19.90 | 40.10 | 37.07 | 50.32 | 58.37 | 66.81 | 56.35 | 45.30 | 35.93 | a | 27.93 | 17.45 | 39.13 | ||||||||||||
2013 | 10.61 | 12.86 | 17.23 | 32.97 | 47.27 | a | 58.00 | 60.63 | a | 58.81 | 52.67 | 38.52 | 25.13 | 5.77 | 35.04 | |||||||||||
2014 | -2.03 | -3.61 | 16.90 | 34.07 | 47.00 | 59.57 | 57.65 | 60.68 | 50.70 | 38.42 | ----- | z | ----- | z | 35.93 | b | ||||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 3.06 | 7.55 | 20.91 | 34.17 | 44.58 | 53.89 | 58.24 | 56.22 | 47.41 | 36.29 | 24.49 | 10.44 | 33.48 | |||||||||||||
S.D. | 8.38 | 6.98 | 5.88 | 2.98 | 3.95 | 3.48 | 3.49 | 3.87 | 3.43 | 4.02 | 4.33 | 7.13 | 2.67 | |||||||||||||
SKEW | 0.04 | -0.17 | 0.27 | 0.09 | 0.18 | 0.02 | -0.16 | -0.84 | -0.15 | -0.06 | -1.32 | -0.57 | -0.04 | |||||||||||||
MAX | 24.10 | 21.28 | 40.10 | 40.77 | 53.94 | 61.30 | 66.81 | 63.77 | 53.30 | 46.16 | 32.10 | 23.39 | 39.13 | |||||||||||||
MIN | -13.27 | -9.75 | 7.00 | 28.79 | 38.06 | 44.97 | 47.71 | 44.10 | 40.55 | 24.81 | 11.70 | -8.03 | 27.27 | |||||||||||||
YRS | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 42 | 48 | 46 | 46 | 44 | 33 |