YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1915 | ----- | z | ----- | z | ----- | z | 63.20 | 66.16 | 70.80 | 76.55 | 81.16 | 70.23 | 62.94 | 49.93 | 44.42 | l | 67.62 | d | ||||||||
1916 | 35.07 | a | 50.90 | 52.45 | 61.80 | 65.35 | 71.03 | 71.42 | 76.87 | 70.33 | 59.26 | 49.37 | 41.94 | 58.82 | ||||||||||||
1917 | 42.74 | 44.32 | 48.77 | 54.03 | 64.10 | 69.40 | 78.74 | 81.16 | 68.87 | 62.68 | 56.33 | 48.71 | 59.99 | |||||||||||||
1918 | 48.74 | 45.82 | 54.35 | e | 63.30 | 63.57 | c | 76.43 | g | 78.58 | l | 77.60 | k | 77.55 | a | 61.58 | 53.32 | b | 47.48 | 57.30 | c | |||||
1919 | 47.94 | 46.41 | a | 54.06 | 62.17 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 52.64 | h | |||
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 67.77 | 58.68 | 54.70 | 46.77 | 56.98 | h | ||||
1921 | 45.63 | a | ----- | z | ----- | z | 60.80 | 64.80 | a | 71.62 | a | 75.35 | 76.00 | 70.07 | a | 63.94 | 52.93 | a | 45.29 | 62.64 | b | |||||
1922 | 42.90 | 46.57 | 49.87 | a | 57.33 | 67.45 | 74.70 | 76.90 | 75.17 | a | 73.38 | a | 62.24 | b | 51.77 | 45.97 | 60.35 | |||||||||
1923 | 48.16 | 44.96 | a | 52.77 | a | 60.79 | a | 68.10 | 71.60 | 77.33 | a | 80.00 | c | 73.73 | 64.63 | a | 54.83 | 48.29 | 62.10 | |||||||
1924 | 46.48 | 53.93 | ----- | z | ----- | z | 67.27 | e | 69.30 | 72.63 | a | 70.67 | a | 67.21 | b | 57.18 | c | ----- | z | 44.95 | i | 63.08 | d | |||
1925 | 47.64 | i | 50.14 | 52.55 | 59.20 | 69.00 | 71.27 | 76.87 | 72.90 | 69.57 | 59.52 | 51.60 | 50.53 | a | 62.10 | a | ||||||||||
1926 | 46.81 | 51.64 | 59.13 | a | 66.20 | 65.65 | 74.03 | 78.23 | 73.84 | 67.00 | 62.87 | a | 55.03 | 46.10 | 62.21 | |||||||||||
1927 | 44.40 | a | 51.39 | 51.52 | 58.13 | 60.39 | 71.37 | 75.68 | 77.13 | 66.24 | a | 54.38 | j | 50.00 | f | 43.79 | b | 60.00 | b | |||||||
1928 | 47.48 | 49.86 | 55.97 | 56.60 | 68.94 | 68.83 | 76.87 | 74.14 | b | 68.03 | 57.35 | 51.43 | 46.23 | 60.14 | ||||||||||||
1929 | 40.87 | a | 44.50 | ----- | z | 55.67 | 64.16 | 67.55 | a | 75.74 | 76.84 | 71.43 | 63.03 | a | 51.23 | 48.26 | 59.94 | a | ||||||||
1930 | 38.69 | e | 51.46 | 55.81 | 61.17 | 62.61 | 68.07 | 73.26 | 76.71 | 67.23 | 57.63 | a | 50.72 | a | 48.13 | 59.29 | ||||||||||
1931 | 49.58 | 50.61 | 54.40 | a | 61.33 | 68.06 | 68.27 | 76.06 | 75.03 | 66.45 | a | 58.58 | 48.30 | 44.55 | 60.10 | |||||||||||
1932 | 42.42 | 45.59 | 52.33 | a | 58.17 | 62.68 | 71.47 | 69.87 | 72.97 | 70.13 | 61.55 | 53.27 | 42.79 | b | 58.60 | |||||||||||
1933 | 43.35 | 43.04 | a | 51.13 | 57.67 | 60.71 | 68.07 | a | 74.19 | 75.97 | 65.00 | 59.55 | 50.77 | 48.29 | 58.14 | |||||||||||
1934 | 49.81 | 54.89 | 57.94 | 63.69 | a | 65.23 | 71.00 | 71.35 | 76.35 | 66.37 | 62.90 | k | 53.84 | k | 46.87 | a | 62.35 | b | ||||||||
1935 | 45.53 | a | 51.63 | a | 49.13 | 57.67 | 65.35 | 71.23 | 75.66 | b | 73.87 | 71.27 | d | 58.45 | 47.21 | p | 49.30 | d | 60.83 | a | ||||||
1936 | 47.23 | a | 39.71 | a | 50.48 | 60.87 | 66.55 | 70.77 | 75.12 | w | 76.94 | 67.33 | 61.87 | 52.13 | 46.50 | a | 58.22 | a | ||||||||
1937 | 35.10 | a | 46.41 | a | 54.94 | 55.62 | a | 65.23 | 71.90 | a | 74.90 | 72.23 | a | 68.47 | 62.84 | 51.76 | a | 47.52 | 58.91 | |||||||
1938 | 46.26 | 48.79 | 52.26 | 60.50 | 66.52 | 70.32 | b | 76.19 | 71.19 | 70.63 | 60.13 | 50.66 | a | 47.33 | a | 60.06 | ||||||||||
1939 | 47.68 | 45.79 | 51.13 | 61.40 | 66.29 | 68.23 | 74.42 | 75.03 | 68.57 | 59.39 | 55.07 | 50.65 | 60.30 | |||||||||||||
1940 | 48.81 | 51.14 | 56.48 | 62.03 | 69.32 | 74.10 | 74.81 | 74.03 | 70.27 | 61.10 | 49.17 | 49.32 | 61.71 | |||||||||||||
1941 | 48.74 | 52.21 | 59.70 | a | 63.57 | 66.74 | 71.57 | 79.74 | 73.97 | 65.13 | 59.61 | 53.50 | 48.48 | 61.91 | ||||||||||||
1942 | 45.42 | 48.68 | 54.74 | 61.47 | 65.35 | 68.53 | 72.33 | d | ----- | z | 68.11 | k | 61.16 | 50.97 | a | 49.14 | b | 57.78 | b | |||||||
1943 | 42.97 | a | 49.89 | 52.87 | 61.73 | 64.27 | a | 70.13 | 75.16 | 75.32 | 70.07 | a | 63.13 | 59.17 | ----- | z | 62.25 | a | ||||||||
1944 | ----- | z | 44.83 | ----- | z | 56.87 | 64.65 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 47.97 | 53.58 | h | ||||
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 71.58 | ----- | z | ----- | z | ----- | z | ----- | z | 71.58 | k | |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 44.95 | 48.34 | 53.53 | 60.11 | 65.52 | 70.58 | 75.21 | 75.27 | 69.20 | 60.80 | 52.41 | 47.16 | 60.18 | |||||||||||||
S.D. | 4.04 | 3.65 | 2.95 | 2.92 | 2.27 | 1.92 | 2.39 | 2.74 | 2.80 | 2.15 | 2.52 | 2.18 | 1.31 | |||||||||||||
SKEW | -1.10 | -0.29 | 0.41 | -0.20 | -0.39 | 0.34 | -0.38 | 0.51 | 0.94 | -0.07 | 0.73 | -0.68 | 0.22 | |||||||||||||
MAX | 49.81 | 54.89 | 59.70 | 66.20 | 69.32 | 74.70 | 79.74 | 81.16 | 77.55 | 64.63 | 59.17 | 50.65 | 62.21 | |||||||||||||
MIN | 35.07 | 39.71 | 48.77 | 54.03 | 60.39 | 67.55 | 69.87 | 70.67 | 65.00 | 57.18 | 48.30 | 41.94 | 58.14 | |||||||||||||
YRS | 26 | 27 | 24 | 28 | 28 | 26 | 25 | 26 | 27 | 26 | 24 | 26 | 15 |