YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1917 | ----- | z | 35.43 | e | 36.85 | 43.37 | 48.53 | 54.75 | 62.13 | 62.15 | 57.20 | 50.11 | 45.93 | 42.21 | 48.97 | a | ||||||||||
1918 | 39.95 | 37.21 | 41.26 | 46.45 | 49.92 | ----- | z | 61.63 | 60.39 | 59.02 | 50.67 | a | 42.65 | 38.10 | 47.93 | a | ||||||||||
1919 | 38.26 | 37.96 | 41.66 | 47.48 | 50.52 | 54.50 | 60.29 | 60.42 | a | 55.27 | 46.35 | 42.75 | 34.80 | c | 47.52 | |||||||||||
1920 | 36.30 | a | 37.00 | 41.47 | 42.76 | a | 48.37 | 55.82 | 61.82 | 61.76 | 54.75 | 49.52 | k | 42.67 | 40.06 | 47.53 | a | |||||||||
1921 | 37.81 | 39.21 | 41.89 | 44.63 | 50.08 | a | 57.57 | 57.98 | 59.76 | 52.90 | 49.71 | 43.65 | 35.03 | 47.52 | ||||||||||||
1922 | 30.90 | a | 35.26 | a | 38.26 | 42.87 | 51.18 | a | 59.00 | 61.24 | 60.56 | 57.17 | 49.61 | 39.07 | 33.98 | 46.59 | ||||||||||
1923 | 37.02 | 34.88 | 41.24 | 47.45 | 50.76 | 56.83 | a | 61.00 | 60.15 | 52.63 | c | 47.94 | d | 41.44 | f | 38.21 | e | 48.01 | a | |||||||
1924 | 35.00 | h | 41.67 | e | 38.52 | f | 42.92 | e | 52.12 | f | 54.47 | a | 57.59 | c | 56.70 | a | ----- | z | 48.73 | g | 40.27 | 32.87 | a | 46.64 | e | |
1925 | 38.66 | 42.25 | 41.89 | 48.07 | 54.84 | 56.35 | 61.77 | 58.68 | 55.67 | 47.87 | 41.98 | a | 41.34 | 49.11 | ||||||||||||
1926 | 38.58 | 43.23 | 47.61 | 52.27 | 52.55 | 58.55 | 61.35 | 60.34 | 53.20 | 51.18 | 45.92 | 37.19 | 50.16 | |||||||||||||
1927 | 37.71 | 39.80 | 40.97 | 45.63 | 48.90 | 57.92 | 61.13 | 61.32 | 54.93 | 50.37 | 43.48 | 34.58 | 48.06 | |||||||||||||
1928 | 39.95 | 40.00 | 45.06 | 45.98 | 55.03 | 56.92 | 61.90 | a | 59.10 | 53.78 | 48.77 | 42.60 | 35.98 | 48.76 | ||||||||||||
1929 | 30.98 | 30.86 | 41.97 | a | 43.28 | 51.23 | 55.86 | a | 59.34 | 59.84 | 55.52 | 51.03 | 39.23 | 38.82 | 46.50 | |||||||||||
1930 | 26.39 | 40.72 | a | 43.19 | 48.70 | 48.47 | 54.33 | 57.85 | 59.29 | 54.25 | f | 45.29 | 37.36 | a | 36.93 | a | 45.32 | a | ||||||||
1931 | 42.05 | i | 39.98 | 44.35 | 48.45 | a | 54.60 | 56.17 | 60.84 | 59.73 | 55.33 | 47.87 | 38.27 | 37.77 | a | 49.40 | a | |||||||||
1932 | 35.85 | 37.41 | 44.10 | 47.72 | 50.89 | 57.75 | 58.35 | 60.24 | 55.60 | 50.45 | 45.00 | a | 32.42 | 47.98 | ||||||||||||
1933 | 34.97 | a | 33.82 | 42.18 | 44.55 | 48.19 | 54.42 | 58.48 | 61.21 | 53.32 | 49.03 | 41.70 | 41.45 | 46.94 | ||||||||||||
1934 | 41.32 | a | 43.16 | 47.13 | 52.18 | 54.52 | 56.50 | 59.35 | 61.55 | 55.00 | 49.98 | 44.50 | 38.40 | 50.30 | ||||||||||||
1935 | 35.87 | 40.75 | 38.60 | 44.83 | 50.73 | 56.57 | 60.60 | 59.53 | 57.83 | 46.03 | a | 35.82 | 36.82 | 47.00 | ||||||||||||
1936 | 37.98 | 31.38 | 39.85 | a | 48.63 | 54.03 | 57.84 | a | 59.92 | 60.97 | 54.62 | 49.20 | a | 35.77 | 37.63 | 47.32 | ||||||||||
1937 | 25.68 | 35.80 | 43.65 | 44.42 | 51.26 | 58.17 | 61.02 | 58.95 | 56.68 | 51.23 | 44.15 | 38.90 | 47.49 | |||||||||||||
1938 | 36.85 | 39.96 | 41.19 | 48.15 | 52.31 | 58.23 | 63.11 | 58.72 | a | 59.78 | 49.81 | 38.92 | 36.87 | 48.66 | ||||||||||||
1939 | 39.06 | 36.04 | 42.81 | 50.07 | 52.87 | 55.20 | 61.63 | 62.21 | 56.88 | b | 50.18 | a | 44.33 | 42.34 | 49.47 | |||||||||||
1940 | 40.68 | 42.16 | 46.10 | a | 49.95 | a | 56.74 | 59.30 | 61.63 | a | 62.71 | 59.90 | 53.06 | 38.62 | 39.16 | 50.83 | ||||||||||
1941 | 39.34 | 42.84 | 47.45 | 50.15 | 52.95 | 57.23 | 65.06 | 62.08 | 53.53 | a | 49.06 | 44.45 | 38.68 | 50.24 | ||||||||||||
1942 | 35.00 | d | 38.86 | 42.29 | 49.07 | 52.02 | 55.65 | 64.15 | 63.81 | 57.34 | a | 51.15 | a | 40.23 | 39.06 | 49.05 | ||||||||||
1943 | 32.84 | 41.39 | 41.45 | 50.26 | a | 50.82 | 56.00 | 62.37 | 60.90 | 60.52 | 51.18 | 44.85 | 35.61 | 49.02 | ||||||||||||
1944 | 38.83 | a | 38.90 | 41.82 | 47.52 | 52.16 | 57.02 | a | 62.50 | 62.08 | 60.03 | 53.38 | a | 44.24 | c | 40.44 | 49.91 | |||||||||
1945 | 41.27 | 40.84 | 41.15 | 45.07 | 55.66 | 56.72 | 65.47 | 64.77 | 58.23 | 53.35 | 42.21 | a | 40.21 | 50.41 | ||||||||||||
1946 | 39.48 | a | 40.00 | 42.32 | 47.15 | 57.00 | 56.57 | 63.23 | 64.05 | 58.69 | a | 47.48 | 41.58 | 39.00 | 49.71 | |||||||||||
1947 | 34.45 | 43.88 | 47.31 | e | 50.37 | 57.79 | 57.17 | 62.09 | c | 61.18 | 60.17 | 51.94 | 42.50 | 42.77 | e | 50.97 | ||||||||||
1948 | 37.55 | a | 37.43 | b | 41.13 | a | 43.82 | b | 51.47 | b | 60.05 | b | 60.45 | 59.82 | 56.42 | 50.39 | 40.02 | 34.60 | 47.76 | |||||||
1949 | 28.06 | 35.02 | 42.87 | 48.87 | 55.08 | 56.37 | 60.50 | 61.24 | 59.90 | 47.02 | 49.25 | 37.42 | 48.47 | |||||||||||||
1950 | 25.15 | 38.14 | 40.74 | 44.90 | 50.35 | 58.38 | 62.15 | 63.94 | 59.23 | 49.21 | 42.77 | 44.29 | 48.27 | |||||||||||||
1951 | 36.13 | 40.18 | 38.40 | 49.67 | 53.60 | 59.83 | 63.48 | 61.58 | 60.62 | 50.66 | 43.78 | 35.31 | 49.44 | |||||||||||||
1952 | 35.44 | 40.09 | 41.05 | 49.18 | 53.52 | 55.23 | 63.15 | 63.56 | 60.82 | 55.26 | 42.37 | 40.79 | 50.04 | |||||||||||||
1953 | 43.69 | 40.45 | 42.31 | 46.67 | 52.35 | 54.32 | 61.90 | 62.81 | 59.59 | a | 52.85 | 47.00 | 41.71 | 50.47 | ||||||||||||
1954 | 35.03 | 42.37 | i | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 35.03 | k | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 36.09 | 38.76 | 42.32 | 47.12 | 52.26 | 56.76 | 61.31 | 61.03 | 56.92 | 49.96 | 42.22 | 38.16 | 48.80 | |||||||||||||
S.D. | 4.50 | 3.19 | 2.57 | 2.68 | 2.54 | 1.58 | 1.88 | 1.75 | 2.56 | 2.20 | 3.03 | 2.89 | 1.34 | |||||||||||||
SKEW | -1.00 | -0.62 | 0.40 | -0.02 | 0.32 | 0.20 | -0.07 | 0.09 | -0.03 | 0.05 | -0.23 | 0.01 | -0.09 | |||||||||||||
MAX | 43.69 | 43.88 | 47.61 | 52.27 | 57.79 | 60.05 | 65.47 | 64.77 | 60.82 | 55.26 | 49.25 | 44.29 | 50.97 | |||||||||||||
MIN | 25.15 | 30.86 | 36.85 | 42.76 | 48.19 | 54.32 | 57.59 | 56.70 | 52.63 | 45.29 | 35.77 | 32.42 | 46.50 | |||||||||||||
YRS | 35 | 37 | 36 | 37 | 36 | 36 | 37 | 37 | 35 | 35 | 36 | 37 | 30 |