YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1941 | ----- | z | ----- | z | 31.32 | 38.47 | 43.74 | 49.63 | 57.63 | a | 53.26 | 45.77 | 37.19 | 31.10 | 27.81 | 41.59 | b | |||||||||
1942 | 16.74 | 25.29 | 27.68 | 35.63 | 41.65 | 47.10 | 54.16 | 54.13 | a | 45.70 | 35.68 | ----- | z | ----- | z | 38.38 | b | |||||||||
1943 | 5.50 | q | 29.11 | 27.39 | 38.66 | a | 39.61 | 46.30 | 53.52 | 49.52 | d | 46.10 | 39.13 | ----- | z | 22.50 | m | 41.04 | c | |||||||
1944 | 20.10 | 26.83 | 27.32 | 36.37 | 42.81 | 51.00 | a | 56.58 | 57.28 | b | 47.23 | 39.16 | 30.63 | 24.23 | 38.29 | |||||||||||
1945 | 28.19 | 29.39 | 30.00 | 32.43 | 44.06 | 48.80 | 58.20 | a | 55.13 | 45.07 | 39.03 | 29.47 | 24.68 | 38.70 | ||||||||||||
1946 | 25.23 | 27.57 | 32.63 | a | 35.14 | b | 43.23 | a | 47.57 | 53.81 | 52.52 | 44.53 | 33.35 | 23.87 | 25.19 | 37.05 | ||||||||||
1947 | 16.26 | 24.89 | 31.52 | 37.23 | 46.94 | 48.93 | 54.45 | 50.23 | 48.00 | 42.23 | 29.60 | 26.29 | 38.05 | |||||||||||||
1948 | 21.35 | 21.14 | 26.16 | 32.67 | 42.16 | 51.43 | 48.52 | 48.19 | 42.07 | 33.84 | 29.73 | 13.71 | 34.25 | |||||||||||||
1949 | -2.26 | 18.46 | 30.68 | 37.23 | 47.32 | 47.63 | 52.19 | 51.97 | 49.00 | 33.77 | 34.60 | 24.39 | 35.42 | |||||||||||||
1950 | -1.47 | l | 14.60 | h | 30.44 | d | 35.10 | 41.68 | 51.40 | 54.90 | 57.19 | 46.63 | 40.35 | 29.97 | 28.19 | 41.59 | b | |||||||||
1951 | 23.32 | 24.21 | 25.48 | 33.03 | 41.40 | a | 50.30 | 55.10 | 55.10 | 49.03 | 37.70 | a | 26.33 | 18.07 | b | 36.59 | ||||||||||
1952 | 14.74 | 26.00 | 29.55 | 36.70 | 45.42 | 49.50 | 56.06 | 54.97 | 48.23 | 39.32 | 21.86 | b | 28.29 | 37.55 | ||||||||||||
1953 | 34.61 | 30.04 | 32.06 | 36.53 | 41.45 | 46.77 | 54.16 | 52.19 | 47.33 | u | 40.55 | k | 30.80 | o | 31.00 | j | 40.98 | d | ||||||||
1954 | 17.10 | j | 30.43 | g | 25.68 | f | 35.04 | c | 43.41 | i | 47.24 | a | 51.90 | j | 51.62 | g | 45.66 | a | 34.54 | c | 35.72 | a | 24.52 | 37.12 | f | |
1955 | 21.87 | 24.43 | 25.47 | a | 33.43 | b | 40.77 | a | 51.30 | 54.55 | 52.60 | a | 48.67 | 40.81 | d | 23.07 | a | 21.20 | a | 36.51 | ||||||
1956 | 24.61 | 17.97 | 33.19 | 39.40 | 49.81 | 49.70 | 60.35 | 56.32 | 47.97 | 39.71 | 28.63 | 27.29 | 39.58 | |||||||||||||
1957 | 7.39 | 22.89 | 32.65 | 38.67 | 50.61 | 54.63 | 56.26 | 53.32 | 49.07 | 39.77 | 29.00 | 31.19 | 38.79 | |||||||||||||
1958 | 29.97 | 36.36 | 30.65 | 38.23 | 51.23 | 57.47 | 60.48 | 60.10 | 48.23 | 37.29 | 30.60 | 28.77 | 42.45 | |||||||||||||
1959 | 24.67 | a | 27.68 | 34.03 | 38.60 | 42.53 | a | 52.90 | 58.19 | 54.68 | 48.63 | 39.53 | a | 26.38 | a | 26.28 | b | 39.51 | ||||||||
1960 | 14.10 | 27.17 | 30.90 | 37.37 | 43.29 | 52.63 | 61.23 | 53.71 | 47.97 | 40.32 | 31.23 | 23.39 | c | 38.61 | ||||||||||||
1961 | 27.18 | c | 35.11 | 35.13 | 38.13 | 45.42 | 56.17 | 60.13 | 61.29 | 46.20 | 36.97 | 24.23 | 26.06 | 41.00 | ||||||||||||
1962 | 21.52 | 27.61 | 30.19 | 39.00 | 43.16 | 50.93 | 55.84 | 55.16 | 49.07 | 40.39 | 35.27 | 31.32 | 39.95 | |||||||||||||
1963 | 17.48 | 29.82 | 33.94 | 38.00 | a | 45.19 | 52.97 | 55.77 | 56.03 | 52.90 | 42.42 | 34.03 | 24.77 | 40.28 | ||||||||||||
1964 | 27.74 | 27.38 | 30.58 | 35.67 | 43.77 | 52.53 | 56.42 | 52.19 | 46.17 | 38.29 | 31.93 | 18.13 | a | 38.40 | ||||||||||||
1965 | 24.74 | 30.61 | 28.03 | 39.90 | 43.61 | 51.83 | 58.35 | 58.39 | 45.23 | 40.45 | 34.60 | 25.37 | a | 40.09 | ||||||||||||
1966 | 26.94 | 29.32 | 32.00 | 37.53 | 45.74 | 50.00 | 53.44 | f | 52.91 | h | 48.76 | i | 37.48 | d | 31.37 | 28.55 | 35.44 | c | ||||||||
1967 | 28.74 | 28.00 | 28.10 | 31.97 | 40.74 | 51.50 | 51.19 | 55.03 | 48.53 | 35.93 | a | 26.93 | a | 22.97 | 37.47 | |||||||||||
1968 | 24.61 | 29.48 | 32.26 | 32.93 | 41.97 | 49.10 | 54.71 | 52.23 | 47.47 | 34.39 | 30.90 | a | 19.61 | 37.47 | ||||||||||||
1969 | 7.94 | 19.29 | 30.74 | 36.90 | 45.42 | 53.27 | 51.61 | 49.43 | a | 47.43 | 34.52 | 29.68 | b | 27.45 | 36.14 | |||||||||||
1970 | 23.39 | 30.82 | 29.33 | d | 33.50 | 41.52 | 52.67 | 55.16 | 52.26 | 41.63 | 34.55 | 29.83 | 23.27 | a | 37.33 | |||||||||||
1971 | 26.13 | a | 27.39 | 28.32 | 34.50 | 44.10 | 47.23 | 54.00 | 56.10 | 42.50 | 35.00 | a | 30.03 | a | 19.52 | 37.07 | ||||||||||
1972 | 20.32 | 24.90 | 32.87 | 32.60 | 45.06 | 50.80 | 53.26 | 54.77 | a | 41.80 | 34.68 | 31.57 | 18.34 | b | 36.75 | |||||||||||
1973 | 21.03 | 28.15 | a | 32.26 | 36.20 | 42.32 | 48.74 | c | 51.90 | a | 50.71 | 47.20 | 37.53 | a | 30.10 | 30.10 | 38.02 | |||||||||
1974 | 17.71 | 29.86 | 31.13 | 37.43 | 40.71 | 50.60 | 51.55 | 52.65 | 46.17 | 35.47 | a | 33.55 | a | 28.90 | 37.98 | |||||||||||
1975 | 22.90 | 23.79 | 29.42 | 32.41 | a | 42.58 | 47.77 | 58.03 | 50.45 | 43.83 | 38.26 | 29.47 | 25.67 | a | 37.05 | |||||||||||
1976 | 24.90 | a | 27.62 | 27.84 | 35.79 | a | 41.00 | 45.83 | 53.23 | 51.52 | 47.30 | 34.29 | 28.63 | 20.84 | 36.57 | |||||||||||
1977 | 16.90 | b | 28.96 | 30.90 | 37.77 | 40.42 | 52.07 | 52.45 | 56.74 | 45.53 | 35.23 | 27.20 | 25.48 | 37.47 | ||||||||||||
1978 | 24.71 | 29.71 | 33.47 | a | 37.63 | 41.19 | 49.40 | 54.10 | 52.26 | 44.37 | 32.77 | 21.60 | 18.60 | a | 36.65 | |||||||||||
1979 | 3.84 | 23.69 | b | 30.48 | 35.24 | a | 43.35 | 47.97 | 52.35 | 51.87 | 46.33 | 38.61 | 24.13 | 27.10 | a | 35.42 | ||||||||||
1980 | 11.53 | a | 25.28 | 28.74 | 37.73 | 44.42 | 45.53 | 50.77 | 47.48 | 45.97 | 34.84 | 30.38 | a | 26.84 | 35.79 | |||||||||||
1981 | 29.71 | 27.14 | 30.97 | 33.83 | 41.55 | 45.67 | 50.55 | 53.55 | 44.33 | 33.53 | a | 29.00 | 21.53 | a | 36.78 | |||||||||||
1982 | 16.72 | b | 24.44 | a | 28.38 | b | 31.03 | a | 40.90 | 51.60 | 51.84 | 52.81 | 46.63 | 36.35 | 26.65 | d | 25.00 | b | 36.03 | |||||||
1983 | 30.66 | b | 31.74 | a | 36.29 | 35.23 | 44.06 | 48.13 | 51.77 | a | 55.57 | a | 43.47 | 36.94 | 35.86 | a | 14.14 | b | 38.65 | |||||||
1984 | 23.83 | a | 30.82 | a | 34.97 | 35.47 | 39.52 | b | 48.07 | a | 53.13 | 53.74 | 44.26 | c | 33.83 | b | 31.32 | b | 19.00 | j | 39.00 | a | ||||
1985 | 22.48 | f | 26.75 | h | 30.37 | a | 37.03 | a | 43.93 | a | 50.00 | 56.71 | 51.68 | 43.69 | a | 36.00 | c | 15.27 | d | 14.87 | 37.96 | b | ||||
1986 | 24.83 | b | 30.79 | 37.04 | f | 34.90 | ----- | z | ----- | z | ----- | z | 58.06 | 47.21 | a | 38.30 | d | 34.08 | d | 26.07 | a | 36.78 | d | |||
1987 | 23.60 | a | ----- | z | 36.13 | 40.35 | d | 45.57 | a | 52.62 | a | ----- | z | 53.23 | 47.73 | 35.10 | a | 31.52 | e | 25.29 | c | 39.11 | b | |||
1988 | 26.37 | a | 29.69 | 34.81 | 39.26 | c | 43.52 | 50.83 | 54.48 | 52.06 | 46.20 | 42.35 | 35.17 | 26.17 | a | 40.08 | ||||||||||
1989 | ----- | z | 17.50 | 32.81 | e | ----- | z | 44.10 | 52.20 | 54.03 | b | 53.90 | ----- | z | 37.83 | a | 35.63 | c | 29.16 | 39.69 | c | |||||
1990 | 32.97 | 26.74 | a | 32.41 | d | 39.56 | c | 43.35 | 50.37 | 57.23 | 56.97 | 50.63 | ----- | z | 36.34 | a | 16.19 | e | 40.25 | a | ||||||
1991 | 20.36 | c | 34.00 | a | 32.93 | a | 38.00 | 43.88 | f | 48.30 | 55.13 | 57.23 | 48.43 | 36.39 | 34.40 | e | 30.80 | a | 39.63 | a | ||||||
1992 | ----- | z | 35.50 | a | 35.61 | 40.30 | 45.61 | 55.00 | 57.29 | 54.94 | 46.53 | 39.94 | 33.67 | 21.35 | 42.34 | a | ||||||||||
1993 | 12.87 | a | 20.00 | 30.58 | 37.97 | 47.13 | 48.27 | 49.90 | 50.55 | 45.07 | 38.74 | 21.93 | a | 29.35 | 36.03 | |||||||||||
1994 | 30.45 | ----- | z | 31.39 | 39.79 | a | ----- | z | ----- | z | 54.19 | 52.29 | 47.00 | 36.77 | 28.63 | c | 26.42 | 38.55 | c | |||||||
1995 | 25.48 | 31.70 | a | 31.00 | 36.07 | 45.77 | 50.40 | ----- | z | ----- | z | ----- | z | 39.16 | f | 32.05 | h | 24.37 | a | 34.97 | e | |||||
1996 | ----- | z | 23.04 | c | 30.39 | 38.31 | a | 39.71 | 46.03 | 53.64 | f | 50.29 | 42.85 | d | 36.35 | 27.57 | 19.72 | b | 35.43 | b | ||||||
1997 | 20.79 | c | 28.57 | 33.10 | ----- | z | 45.77 | 47.90 | 51.93 | b | 58.11 | c | 51.40 | ----- | z | 30.42 | d | 25.17 | b | 39.32 | b | |||||
1998 | 26.55 | b | 30.79 | 31.70 | a | 33.17 | g | 43.38 | e | 51.04 | b | 60.11 | d | 56.10 | 51.77 | 38.14 | b | 37.00 | g | 23.79 | c | 41.34 | b | |||
1999 | 32.71 | 33.21 | 33.76 | f | 34.20 | 38.26 | 45.70 | 51.35 | 55.83 | m | 42.21 | a | 36.23 | a | ----- | z | ----- | z | 39.23 | d | ||||||
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 21.94 | 27.39 | 31.05 | 36.39 | 43.52 | 50.02 | 54.73 | 53.82 | 46.52 | 37.23 | 29.71 | 24.29 | 37.78 | |||||||||||||
S.D. | 7.45 | 4.32 | 2.56 | 2.38 | 2.68 | 2.69 | 2.95 | 2.89 | 2.49 | 2.51 | 4.32 | 4.37 | 1.73 | |||||||||||||
SKEW | -1.03 | -0.35 | -0.09 | -0.35 | 0.74 | 0.40 | 0.32 | 0.23 | 0.10 | 0.21 | -0.86 | -0.67 | 0.50 | |||||||||||||
MAX | 34.61 | 36.36 | 36.29 | 40.35 | 51.23 | 57.47 | 61.23 | 61.29 | 52.90 | 42.42 | 36.34 | 31.32 | 42.45 | |||||||||||||
MIN | -2.26 | 17.50 | 25.47 | 31.03 | 38.26 | 45.53 | 48.52 | 47.48 | 41.63 | 32.77 | 15.27 | 13.71 | 34.25 | |||||||||||||
YRS | 51 | 53 | 56 | 56 | 55 | 57 | 53 | 55 | 55 | 55 | 53 | 54 | 38 |