YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1903 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1904 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1905 | ----- | z | ----- | z | ----- | z | ----- | z | 71.80 | a | 81.38 | d | 94.57 | a | 90.00 | d | 79.87 | 59.35 | 52.75 | b | 40.70 | a | 71.30 | d | ||
1906 | 46.00 | 47.32 | 53.87 | 70.38 | a | 75.17 | g | 77.76 | a | 99.16 | 90.61 | 79.17 | a | 68.86 | c | 53.79 | f | 42.16 | 67.53 | b | ||||||
1907 | 30.36 | f | 45.96 | 52.80 | a | 60.11 | u | 75.26 | 79.03 | 90.30 | d | 83.77 | 78.07 | 73.87 | 60.10 | t | 46.95 | i | 72.38 | d | ||||||
1908 | 43.82 | c | 49.17 | 58.67 | a | 67.92 | d | 71.73 | a | 81.83 | f | 94.03 | 88.48 | 82.83 | g | 65.27 | a | 55.33 | 39.52 | f | 66.05 | c | ||||
1909 | 37.68 | f | 52.00 | a | 60.93 | a | 64.04 | b | 72.77 | 83.57 | 88.03 | 89.19 | 80.78 | c | 67.42 | 52.43 | 33.45 | 67.69 | a | |||||||
1910 | 37.35 | 38.75 | 63.29 | 70.96 | c | 78.84 | 80.70 | c | 92.65 | 87.26 | 78.67 | c | 69.29 | 52.28 | a | 44.79 | b | 66.24 | ||||||||
1911 | 44.90 | 44.64 | 62.84 | 67.17 | 70.84 | 83.30 | 94.39 | 89.39 | 74.73 | 66.19 | 53.20 | 46.65 | 66.52 | |||||||||||||
1912 | 36.72 | b | 50.14 | 54.03 | 65.10 | 74.77 | e | 85.07 | 87.00 | 85.06 | 74.88 | d | 64.23 | 54.33 | 46.74 | 64.84 | ||||||||||
1913 | 40.32 | 38.86 | 52.68 | 66.43 | 74.97 | 82.43 | 90.10 | 90.68 | 80.20 | 63.94 | 54.73 | 38.61 | 64.50 | |||||||||||||
1914 | 49.32 | 45.83 | d | 61.94 | 67.37 | 79.54 | c | 82.50 | 94.77 | 93.06 | 77.67 | 67.00 | 54.17 | 34.45 | 67.30 | |||||||||||
1915 | 36.94 | 52.36 | 62.03 | 72.23 | 72.71 | 83.20 | 90.00 | 96.84 | 79.53 | 71.58 | 51.63 | 45.61 | 67.89 | |||||||||||||
1916 | 27.74 | 41.86 | 59.10 | 67.64 | h | 69.42 | 82.30 | g | 85.29 | ----- | z | ----- | z | 64.79 | q | 46.00 | 39.90 | 52.76 | e | |||||||
1917 | 42.19 | 45.75 | 52.00 | 62.03 | 71.23 | 85.97 | 97.12 | e | 94.55 | 80.93 | 72.81 | 54.67 | 53.55 | 67.73 | ||||||||||||
1918 | 47.94 | 46.04 | 57.53 | a | 67.90 | 73.48 | 93.73 | 94.39 | 91.00 | j | 85.70 | 69.00 | 51.20 | 42.32 | 66.29 | a | ||||||||||
1919 | 45.16 | 47.54 | 58.00 | 68.23 | 77.58 | 83.70 | 95.55 | 93.61 | 79.87 | 63.71 | 49.33 | 25.94 | 65.68 | |||||||||||||
1920 | 35.55 | 46.34 | 56.43 | a | 60.93 | 75.17 | a | 84.54 | b | 97.61 | 94.03 | 81.10 | 66.74 | 50.67 | 45.87 | 66.25 | ||||||||||
1921 | 45.87 | 49.39 | 59.74 | 65.63 | 79.19 | 88.17 | 92.74 | 92.33 | a | 74.00 | 70.68 | 52.13 | 38.55 | 67.37 | ||||||||||||
1922 | 30.61 | 42.32 | 55.19 | 63.77 | 75.74 | 92.03 | 96.50 | a | 91.71 | 85.23 | 70.13 | 44.50 | 38.81 | 65.55 | ||||||||||||
1923 | 47.55 | 40.96 | 59.26 | 69.73 | 76.03 | 82.37 | 93.39 | 93.94 | 85.40 | e | 67.58 | 55.33 | 46.00 | 68.13 | ||||||||||||
1924 | 38.48 | 56.93 | 59.65 | 70.03 | 86.68 | 88.50 | 95.03 | 91.81 | 83.33 | 69.00 | i | 48.55 | a | 34.13 | 68.47 | a | ||||||||||
1925 | 48.97 | 56.04 | 61.87 | 72.80 | 80.73 | a | 87.83 | 99.13 | 92.23 | 82.17 | 71.74 | 52.57 | 47.07 | a | 71.09 | |||||||||||
1926 | 43.32 | 57.00 | 68.71 | 75.74 | c | 78.74 | 92.33 | 98.54 | c | 93.03 | 78.43 | 71.83 | b | 54.96 | c | 54.48 | j | 73.88 | a | |||||||
1927 | 35.17 | a | 55.75 | 61.39 | 67.47 | 72.61 | 86.33 | 94.68 | 92.23 | 76.07 | 71.84 | 65.57 | 45.48 | 68.71 | ||||||||||||
1928 | 35.68 | 48.69 | 62.67 | a | 65.97 | 86.32 | 84.70 | 96.40 | a | 93.76 | b | 82.27 | 68.65 | 50.80 | 41.58 | 68.12 | ||||||||||
1929 | 32.26 | 33.71 | 61.06 | 65.73 | 78.58 | 84.40 | 95.23 | 96.06 | 79.80 | 72.94 | 53.64 | b | 47.27 | e | 66.72 | |||||||||||
1930 | 25.62 | b | 52.71 | 62.68 | 76.93 | a | 74.43 | a | 82.90 | a | 90.32 | 94.19 | 81.55 | a | 64.23 | 52.27 | 41.19 | 66.59 | ||||||||
1931 | 46.50 | a | 52.07 | 56.16 | 61.62 | a | 84.39 | 83.40 | 95.80 | a | 93.32 | 82.34 | a | 61.06 | 49.47 | 38.50 | a | 67.05 | ||||||||
1932 | 45.33 | s | 45.62 | 52.77 | 66.47 | 76.41 | i | ----- | z | ----- | z | 85.74 | 81.00 | 68.58 | 56.20 | 41.90 | 62.29 | d | ||||||||
1933 | 47.87 | a | 42.21 | 57.55 | 67.90 | 70.16 | 83.03 | 93.13 | a | 91.32 | 75.43 | 71.94 | 52.87 | 53.45 | i | 68.49 | a | |||||||||
1934 | 50.79 | c | 53.43 | 65.97 | 75.47 | 80.97 | 83.59 | a | 91.35 | 92.03 | 79.43 | 69.06 | 55.57 | 45.65 | 70.27 | |||||||||||
1935 | 41.81 | 48.89 | a | 55.93 | b | 63.10 | 77.10 | 83.13 | 91.39 | 89.29 | 86.27 | 67.16 | 46.89 | b | 39.16 | 65.84 | ||||||||||
1936 | 45.81 | 31.45 | 57.97 | 72.07 | 81.55 | 85.00 | 91.48 | 90.48 | 81.30 | 73.77 | 48.80 | 49.65 | 67.44 | |||||||||||||
1937 | 26.06 | 43.96 | 59.45 | 64.33 | 78.29 | 82.97 | 93.45 | 86.61 | 81.27 | 71.19 | 53.63 | 45.13 | 65.53 | |||||||||||||
1938 | 44.06 | 44.79 | 57.65 | 68.90 | 75.16 | 84.03 | 93.90 | 87.58 | 84.47 | 66.84 | 48.72 | a | 43.00 | 66.59 | ||||||||||||
1939 | 48.81 | 47.57 | 59.90 | 71.13 | 80.10 | 81.17 | 92.42 | 92.74 | 82.80 | 70.32 | 57.47 | 50.55 | 69.58 | |||||||||||||
1940 | 39.39 | 50.55 | 64.48 | 67.77 | 80.77 | 89.07 | 90.19 | 90.87 | 82.53 | 70.55 | 45.57 | 44.81 | 68.05 | |||||||||||||
1941 | 40.58 | 51.75 | 65.42 | 71.10 | 74.81 | 82.13 | 95.68 | 88.97 | 73.50 | 64.77 | 56.23 | 47.35 | 67.69 | |||||||||||||
1942 | 30.81 | 49.39 | 60.48 | 70.80 | 74.87 | 81.43 | 94.45 | 94.29 | 84.73 | 72.48 | 50.37 | 47.45 | 67.63 | |||||||||||||
1943 | 35.77 | 48.21 | 54.32 | i | 70.10 | 72.26 | 79.40 | 92.48 | 86.89 | c | 86.53 | 66.65 | 49.41 | a | 39.77 | 66.14 | a | |||||||||
1944 | 40.45 | 48.24 | 58.47 | a | 67.90 | 77.48 | 82.00 | a | 91.92 | f | 89.32 | 84.50 | 74.10 | 51.07 | 37.94 | 64.68 | a | |||||||||
1945 | 44.81 | 52.82 | 56.87 | 66.54 | f | 76.85 | e | 82.66 | a | 93.52 | 91.74 | 79.88 | d | 69.44 | d | 53.33 | 41.45 | 67.58 | a | |||||||
1946 | 48.13 | 53.75 | 58.71 | 69.00 | 78.33 | a | 80.77 | ----- | z | ----- | z | 78.63 | 63.61 | 50.33 | 47.00 | 62.83 | b | |||||||||
1947 | 42.71 | 52.64 | 64.20 | a | 70.20 | 83.06 | 80.07 | 88.42 | 86.81 | 80.40 | 66.90 | 52.13 | 46.03 | a | 67.80 | |||||||||||
1948 | 42.61 | 47.55 | 55.55 | 62.23 | 70.23 | 86.28 | a | 86.97 | b | 86.33 | d | 77.80 | 66.79 | c | 54.15 | d | 40.90 | 64.78 | ||||||||
1949 | 29.04 | c | 44.96 | a | 58.13 | 72.97 | a | 80.64 | c | 84.80 | 87.22 | h | 88.67 | j | 81.30 | c | 65.10 | 56.24 | e | 49.00 | 62.22 | b | ||||
1950 | 27.90 | 43.71 | 56.71 | 65.50 | 75.77 | 81.60 | o | 90.61 | 90.16 | 82.23 | 65.10 | 52.33 | 45.61 | 63.24 | a | |||||||||||
1951 | 43.50 | a | 49.04 | 54.64 | i | 70.83 | 78.25 | c | 83.50 | 93.93 | q | 87.04 | e | 80.35 | d | 64.42 | 51.90 | 41.39 | 65.02 | b | ||||||
1952 | 37.52 | 51.34 | 58.16 | 71.50 | 76.93 | b | 81.03 | 92.65 | 89.57 | c | 82.86 | b | 73.45 | 43.73 | 42.58 | 66.78 | ||||||||||
1953 | 55.26 | 54.00 | 61.00 | d | 65.23 | 72.30 | a | 76.93 | 90.68 | c | 87.53 | a | 83.07 | 68.60 | a | ----- | z | 50.26 | 69.53 | a | ||||||
1954 | 42.61 | 48.75 | 54.93 | b | 66.00 | 76.35 | 83.21 | p | 87.70 | a | 83.55 | 76.90 | 64.06 | 56.77 | 42.97 | 63.69 | a | |||||||||
1955 | 41.77 | 49.36 | 52.48 | 60.47 | 71.55 | 84.77 | 86.45 | 90.39 | 80.24 | a | 65.81 | 44.23 | 42.33 | a | 64.15 | |||||||||||
1956 | 41.84 | 38.10 | 57.07 | a | 71.03 | 78.19 | 80.83 | 93.23 | a | 88.39 | 82.10 | 64.58 | 45.70 | 45.10 | 65.51 | |||||||||||
1957 | 27.84 | 47.33 | a | 56.40 | a | 68.21 | a | 77.74 | 85.24 | a | 88.30 | a | 85.00 | 82.53 | 62.19 | 52.63 | 51.57 | a | 65.42 | |||||||
1958 | 46.23 | 55.14 | 55.45 | 62.60 | 80.43 | a | 85.20 | 94.48 | 91.19 | 78.40 | 69.03 | 53.03 | 45.61 | 68.07 | ||||||||||||
1959 | 44.29 | 47.61 | 57.77 | 66.57 | 70.33 | a | 81.13 | 91.83 | a | 84.48 | 74.10 | a | 67.06 | 50.73 | 41.48 | 64.78 | ||||||||||
1960 | 34.45 | 50.55 | 57.42 | 65.63 | 70.29 | 82.97 | 94.97 | 83.87 | 80.10 | 67.03 | 53.40 | 36.19 | 64.74 | |||||||||||||
1961 | 43.19 | 55.82 | 58.45 | 64.00 | 71.39 | 88.33 | 92.74 | 92.87 | 75.77 | 65.06 | 45.97 | 44.74 | 66.53 | |||||||||||||
1962 | 41.42 | 47.14 | 54.13 | 68.57 | 66.87 | 81.60 | 88.52 | 83.74 | 79.63 | 64.94 | 54.80 | 46.19 | 64.80 | |||||||||||||
1963 | 36.87 | 48.61 | 57.61 | 60.47 | 74.16 | 81.20 | 84.87 | 88.03 | 82.63 | 69.97 | 54.07 | 37.23 | 64.64 | |||||||||||||
1964 | 49.16 | ----- | z | 55.65 | 62.03 | 72.06 | 78.37 | 87.71 | 83.19 | 79.17 | 67.23 | a | 47.37 | 42.28 | b | 65.84 | a | |||||||||
1965 | 45.30 | a | 53.25 | 57.03 | a | 67.63 | 73.70 | a | 82.90 | 91.71 | 88.29 | 77.33 | 72.10 | 53.97 | 45.50 | a | 67.39 | |||||||||
1966 | 45.53 | a | 50.57 | 59.65 | 68.21 | a | 78.90 | 81.63 | 88.33 | a | 89.81 | 82.07 | 68.32 | 53.55 | a | 48.80 | a | 67.95 | ||||||||
1967 | 53.32 | 55.68 | 56.58 | 60.80 | 75.61 | 86.47 | 94.38 | b | 97.35 | 86.30 | 69.42 | 52.83 | 45.71 | 69.54 | ||||||||||||
1968 | 47.81 | 53.62 | 61.67 | a | 65.53 | 75.74 | 82.90 | 93.50 | a | 84.74 | 80.37 | 64.19 | 50.30 | 42.33 | a | 66.89 | ||||||||||
1969 | 31.58 | 42.96 | 58.37 | a | 63.90 | 79.32 | 86.43 | 90.16 | 88.07 | a | 79.40 | 63.74 | 54.27 | 42.39 | 65.05 | |||||||||||
1970 | 39.74 | 50.04 | 57.65 | 60.63 | 76.45 | 85.31 | a | 92.87 | a | 90.66 | b | 73.66 | a | 63.32 | 51.07 | 44.90 | 65.52 | |||||||||
1971 | 49.42 | 51.21 | 54.55 | 65.69 | a | 75.94 | 77.27 | 93.16 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 66.75 | e | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 41.11 | 48.30 | 58.48 | 67.28 | 76.07 | 83.64 | 92.43 | 89.84 | 80.36 | 67.79 | 51.97 | 43.25 | 66.78 | |||||||||||||
S.D. | 7.00 | 5.33 | 3.52 | 3.91 | 4.11 | 3.38 | 3.34 | 3.51 | 3.25 | 3.43 | 3.72 | 4.80 | 1.62 | |||||||||||||
SKEW | -0.49 | -0.80 | 0.44 | 0.19 | 0.31 | 0.70 | -0.23 | -0.08 | -0.22 | -0.03 | 0.17 | -0.79 | 0.49 | |||||||||||||
MAX | 55.26 | 57.00 | 68.71 | 76.93 | 86.68 | 93.73 | 99.16 | 97.35 | 86.53 | 74.10 | 65.57 | 53.55 | 71.09 | |||||||||||||
MIN | 25.62 | 31.45 | 52.00 | 60.47 | 66.87 | 76.93 | 84.87 | 83.19 | 73.50 | 59.35 | 43.73 | 25.94 | 64.15 | |||||||||||||
YRS | 63 | 65 | 64 | 63 | 65 | 62 | 62 | 62 | 64 | 64 | 63 | 62 | 45 |