YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1927 | ----- | z | ----- | z | ----- | z | 31.46 | q | 38.33 | d | 47.03 | 51.16 | 49.67 | a | 41.83 | 31.74 | 33.57 | b | 16.57 | a | 38.74 | d | ||||
1928 | 19.13 | 19.21 | a | 30.61 | 32.07 | 41.63 | a | 44.47 | 52.50 | a | 47.26 | 40.70 | 31.87 | 27.07 | 9.35 | 32.99 | ||||||||||
1929 | 13.81 | 7.86 | 28.61 | 29.73 | 36.32 | 44.00 | 50.68 | c | 50.87 | 36.45 | h | 31.33 | d | 16.97 | 25.10 | 30.48 | a | |||||||||
1930 | 3.26 | 29.50 | 29.55 | 34.20 | 37.55 | t | 41.67 | 51.58 | 49.55 | 39.50 | 29.97 | 19.73 | 13.23 | 31.07 | a | |||||||||||
1931 | 16.48 | 19.36 | 28.31 | b | 27.90 | a | 38.90 | 46.10 | 52.03 | 48.19 | 38.27 | 32.39 | 19.70 | 11.48 | 31.59 | |||||||||||
1932 | 13.84 | 10.59 | 30.32 | 31.33 | 38.90 | 44.97 | 49.39 | 45.52 | 38.10 | 32.35 | 27.27 | 11.65 | 31.19 | |||||||||||||
1933 | 13.97 | 8.04 | 26.26 | 28.07 | 33.71 | 48.52 | a | 51.45 | 50.42 | 41.30 | 33.35 | 23.57 | 29.81 | 32.37 | ||||||||||||
1934 | 26.32 | 26.25 | 32.48 | 36.87 | 44.65 | 47.40 | 55.58 | 52.29 | 40.30 | 35.35 | 30.07 | 20.65 | 37.35 | |||||||||||||
1935 | 15.03 | 17.82 | 24.23 | 32.20 | 36.84 | 45.77 | 51.71 | 49.55 | 40.90 | 32.00 | 21.03 | 18.26 | 32.11 | |||||||||||||
1936 | 20.43 | a | 20.17 | 26.58 | 38.20 | 43.94 | 49.59 | a | 57.14 | c | 54.67 | a | 41.67 | 34.03 | a | 15.87 | 18.24 | b | 35.04 | |||||||
1937 | -3.23 | 16.14 | 30.29 | 32.76 | a | 40.87 | 46.93 | 56.90 | 50.23 | 44.63 | 35.26 | 32.03 | 25.50 | e | 34.03 | |||||||||||
1938 | 22.68 | 25.79 | 28.66 | b | 34.77 | 38.29 | 46.50 | 54.90 | 50.74 | 46.60 | 37.23 | 23.97 | 22.29 | 36.03 | ||||||||||||
1939 | 22.13 | 21.39 | 28.55 | 34.50 | 41.71 | 45.07 | 54.39 | 51.58 | 44.67 | 34.16 | 19.30 | 26.63 | a | 35.34 | ||||||||||||
1940 | 23.71 | 29.55 | 30.23 | 36.80 | 40.94 | 49.48 | a | 53.84 | 52.34 | b | 48.55 | a | 37.42 | 25.48 | a | 21.45 | 37.48 | |||||||||
1941 | 20.52 | 25.36 | 28.03 | 32.30 | 42.35 | 46.03 | 53.71 | 51.55 | 40.03 | 35.16 | 26.40 | 27.19 | 35.72 | |||||||||||||
1942 | 14.35 | 18.18 | 23.61 | 34.60 | 38.84 | 42.80 | 50.65 | 49.33 | d | 42.73 | 34.10 | 29.27 | 26.87 | 33.78 | ||||||||||||
1943 | 17.81 | 25.07 | 26.77 | 36.90 | 35.71 | 41.23 | 50.13 | 48.84 | 45.22 | c | 37.61 | 25.40 | 20.55 | 34.27 | ||||||||||||
1944 | 8.00 | 22.45 | 24.29 | 33.63 | 38.55 | 44.80 | 50.77 | 48.55 | 42.87 | 34.84 | 25.90 | 19.00 | a | 32.80 | ||||||||||||
1945 | 19.68 | 25.29 | 25.55 | 30.23 | 39.29 | 42.37 | 52.06 | 49.42 | 40.00 | 32.84 | 26.67 | 19.00 | 33.53 | |||||||||||||
1946 | 14.87 | 20.68 | 28.71 | 32.50 | 37.94 | 44.40 | 51.52 | 50.45 | 40.67 | 29.06 | 25.67 | 24.71 | 33.43 | |||||||||||||
1947 | 12.00 | 22.86 | 27.58 | 30.97 | a | 41.74 | 44.55 | a | 51.48 | 49.10 | 42.66 | a | 36.23 | 26.47 | 21.97 | 33.97 | ||||||||||
1948 | 19.61 | 19.38 | 24.57 | a | 32.80 | 39.97 | 49.67 | 53.26 | 50.87 | a | 42.87 | 33.84 | 26.80 | 16.04 | c | 34.14 | ||||||||||
1949 | -9.00 | 22.54 | b | 31.00 | a | 34.90 | 46.87 | a | 48.53 | 55.74 | 53.84 | 46.23 | 29.65 | 28.42 | d | 21.16 | 34.16 | |||||||||
1950 | 14.06 | 16.61 | 28.97 | 33.03 | 36.77 | a | 46.52 | a | 56.17 | b | 53.47 | a | 46.76 | a | 39.96 | c | 30.12 | d | 31.64 | c | 36.17 | |||||
1951 | 21.29 | c | 25.79 | d | 23.57 | a | 34.52 | e | 41.97 | a | 44.55 | a | 55.00 | b | 53.67 | a | 45.61 | b | 33.42 | e | 25.21 | b | 23.28 | f | 36.78 | a |
1952 | 12.71 | c | 15.18 | a | 24.28 | b | 34.42 | d | 41.38 | e | 46.32 | e | 52.55 | b | 52.59 | d | 44.12 | d | 34.29 | c | 17.70 | 23.68 | 33.27 | |||
1953 | 30.43 | c | 24.63 | a | 26.33 | a | 31.50 | 37.52 | b | 43.26 | c | 51.90 | a | 51.81 | e | 44.66 | a | 32.52 | d | 30.78 | c | 24.15 | e | 35.79 | ||
1954 | 25.47 | a | 28.04 | b | 25.45 | 32.67 | c | 41.03 | 43.93 | a | 53.48 | 49.55 | 43.10 | 31.62 | e | 27.83 | 17.96 | d | 35.01 | |||||||
1955 | 15.13 | 17.64 | 23.84 | 29.61 | b | 38.52 | 48.90 | 53.35 | 52.45 | 42.60 | 35.29 | 25.00 | 25.79 | b | 34.01 | |||||||||||
1956 | 19.76 | b | 14.39 | a | 27.81 | e | 34.23 | 44.65 | 46.38 | a | 54.63 | a | 49.70 | a | 43.33 | 35.17 | b | 23.64 | b | 21.37 | a | 34.59 | ||||
1957 | 3.33 | a | 19.30 | a | 30.03 | b | 34.36 | b | 43.31 | b | 46.83 | a | 51.29 | c | 48.41 | b | 43.63 | c | 33.89 | d | 18.71 | b | 23.44 | d | 33.04 | |
1958 | 22.80 | a | 30.23 | b | 23.77 | a | 31.96 | d | 46.25 | c | 50.17 | a | 53.93 | b | 55.47 | a | 43.10 | 32.87 | 27.56 | e | 22.00 | q | 38.01 | a | ||
1959 | 23.19 | e | 24.79 | i | 23.87 | h | 33.15 | c | 35.72 | b | 50.80 | 54.48 | 51.00 | 43.46 | b | 35.32 | c | 18.62 | f | 13.47 | a | 37.84 | c | |||
1960 | 11.32 | 20.25 | a | 28.85 | d | 32.97 | a | 36.45 | b | 46.36 | b | 55.15 | d | 49.19 | d | 43.15 | d | 31.57 | c | 23.58 | d | 16.83 | g | 34.44 | a | |
1961 | 17.63 | a | 29.81 | a | 28.59 | b | 30.27 | d | 37.93 | d | 52.31 | a | 54.27 | a | 53.78 | h | 36.71 | f | 32.48 | 20.50 | d | 20.96 | h | 33.75 | c | |
1962 | 8.42 | 18.27 | f | 24.77 | a | 32.61 | b | 39.26 | d | 46.14 | b | 50.10 | 51.04 | h | 43.13 | g | 33.53 | a | 26.36 | h | 26.38 | g | 33.55 | e | ||
1963 | 10.55 | 28.75 | d | 25.70 | h | 29.96 | f | 41.52 | b | 45.90 | 48.93 | a | 50.87 | a | 47.54 | d | 37.08 | g | 29.18 | b | 17.17 | h | 37.90 | d | ||
1964 | 18.03 | 15.93 | 23.08 | f | 27.08 | f | 35.08 | e | 46.83 | a | 53.15 | e | 48.23 | e | 40.11 | b | 35.52 | h | 22.17 | g | 24.54 | c | 35.24 | d | ||
1965 | 21.58 | 22.81 | a | 20.45 | 32.92 | d | 36.38 | g | 45.79 | a | 49.29 | 50.65 | 38.17 | 31.31 | b | 28.87 | 15.23 | 32.46 | a | |||||||
1966 | 22.90 | 22.32 | 26.27 | a | 29.00 | c | 40.61 | 45.53 | 50.81 | 50.48 | 46.10 | 35.50 | y | ----- | z | ----- | z | 37.11 | c | |||||||
1967 | ----- | z | ----- | z | ----- | z | 28.11 | l | 37.10 | a | 44.90 | 54.42 | 52.84 | 47.07 | ----- | z | ----- | z | ----- | z | 47.26 | g | ||||
1968 | ----- | z | ----- | z | ----- | z | 26.39 | l | 38.40 | a | 48.66 | a | 54.68 | 51.00 | 47.46 | q | ----- | z | ----- | z | ----- | z | 48.18 | h | ||
1969 | ----- | z | ----- | z | ----- | z | ----- | z | 41.00 | a | 48.20 | 52.42 | 50.16 | 44.10 | ----- | z | ----- | z | ----- | z | 47.18 | g | ||||
1970 | ----- | z | ----- | z | ----- | z | 24.52 | c | 36.84 | 48.97 | 52.29 | 49.84 | 39.17 | a | ----- | z | ----- | z | ----- | z | 41.94 | f | ||||
1971 | ----- | z | ----- | z | ----- | z | ----- | z | 38.58 | 44.90 | a | 51.00 | 54.10 | 38.07 | a | ----- | z | ----- | z | ----- | z | 45.33 | g | |||
1972 | ----- | z | ----- | z | ----- | z | ----- | z | 38.71 | 47.47 | 51.03 | a | 52.77 | e | 39.63 | ----- | z | ----- | z | ----- | z | 45.92 | g | |||
1973 | ----- | z | ----- | z | ----- | z | ----- | z | 38.45 | 45.97 | a | 53.07 | b | 51.38 | e | 44.36 | p | ----- | z | ----- | z | ----- | z | 47.22 | h | |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | 34.71 | 47.61 | b | 50.23 | 48.33 | a | 40.57 | ----- | z | ----- | z | ----- | z | 44.29 | g | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 16.00 | 21.22 | 27.16 | 32.63 | 39.52 | 46.36 | 52.71 | 50.71 | 42.66 | 33.65 | 25.15 | 20.85 | 34.19 | |||||||||||||
S.D. | 7.93 | 5.79 | 2.71 | 2.73 | 2.99 | 2.36 | 2.05 | 2.04 | 2.79 | 2.32 | 4.40 | 5.44 | 1.60 | |||||||||||||
SKEW | -1.10 | -0.45 | -0.26 | -0.55 | 0.45 | 0.15 | 0.23 | 0.14 | 0.14 | 0.40 | -0.37 | -0.25 | 0.23 | |||||||||||||
MAX | 30.43 | 30.23 | 32.48 | 38.20 | 46.87 | 52.31 | 57.14 | 55.47 | 48.55 | 39.96 | 33.57 | 31.64 | 37.48 | |||||||||||||
MIN | -9.00 | 7.86 | 20.45 | 24.52 | 33.71 | 41.23 | 48.93 | 45.52 | 38.07 | 29.06 | 15.87 | 9.35 | 31.19 | |||||||||||||
YRS | 39 | 37 | 36 | 38 | 46 | 48 | 48 | 46 | 43 | 37 | 36 | 33 | 27 |