YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1911 | 40.26 | 38.57 | 58.58 | 62.27 | 68.57 | a | 80.28 | a | 91.00 | 88.39 | 76.53 | 63.10 | 46.90 | 38.68 | 62.76 | |||||||||||
1912 | 33.74 | 43.93 | 51.48 | 61.57 | 71.03 | 82.10 | 84.87 | 84.10 | 72.93 | 60.93 | a | 52.03 | 39.77 | 61.54 | ||||||||||||
1913 | 34.03 | 40.46 | 49.10 | 65.33 | 74.74 | 79.23 | 85.39 | 89.26 | 79.57 | 61.16 | 51.47 | 36.65 | 62.20 | |||||||||||||
1914 | 43.81 | 44.18 | 59.03 | 64.97 | 77.90 | 77.62 | a | 92.45 | 91.19 | 76.77 | 67.20 | a | 53.70 | 31.68 | 65.04 | |||||||||||
1915 | 33.46 | g | 48.21 | i | 60.52 | 70.30 | 66.39 | 76.87 | 85.32 | 94.71 | 74.87 | 69.42 | 48.43 | 39.77 | 68.66 | b | ||||||||||
1916 | 32.68 | 45.24 | 57.35 | 65.70 | 67.06 | 75.97 | 85.93 | a | 86.45 | b | 77.77 | 61.58 | 46.43 | 35.19 | 61.45 | |||||||||||
1917 | 30.77 | 37.89 | 41.97 | 57.83 | 67.97 | 78.93 | 94.84 | 92.35 | 82.37 | 67.55 | 55.20 | 48.94 | 63.05 | |||||||||||||
1918 | 40.55 | 44.39 | 57.13 | 63.60 | 70.58 | 89.93 | 91.71 | 84.61 | 79.43 | 65.35 | 49.43 | 36.32 | 64.42 | |||||||||||||
1919 | 40.29 | 42.54 | 53.29 | 65.63 | 75.06 | 84.33 | 94.13 | 91.97 | 78.03 | 56.29 | 44.83 | 29.39 | 62.98 | |||||||||||||
1920 | 35.97 | 43.52 | 51.10 | a | 58.03 | 68.00 | e | 80.52 | i | 93.77 | a | 90.26 | 76.76 | a | 59.00 | 48.63 | 39.60 | a | 60.42 | a | ||||||
1921 | 40.17 | a | 42.93 | 56.23 | 59.17 | 70.65 | 83.60 | 92.23 | 89.71 | 71.00 | c | 67.67 | a | 54.27 | 39.00 | 63.88 | ||||||||||
1922 | 27.06 | 38.21 | 48.00 | 57.17 | 70.58 | 85.18 | b | 91.13 | 91.16 | 83.23 | 71.90 | 48.80 | 36.94 | 62.45 | ||||||||||||
1923 | 42.39 | 41.00 | 53.10 | a | 63.23 | 69.58 | 76.40 | 92.94 | 89.94 | 80.73 | 61.71 | 53.93 | 40.45 | 63.78 | ||||||||||||
1924 | 30.76 | b | 51.72 | 51.81 | 64.30 | 80.10 | 83.93 | 92.45 | 91.55 | 83.76 | e | 66.32 | 50.40 | 29.06 | 64.68 | |||||||||||
1925 | 38.26 | 50.68 | 58.39 | 67.21 | a | 75.87 | 83.23 | 95.55 | 88.13 | 76.80 | 62.39 | 49.97 | 40.55 | 65.58 | ||||||||||||
1926 | 37.65 | 49.57 | 59.26 | 70.93 | 73.77 | 87.33 | 95.84 | 90.16 | 74.37 | 70.65 | 54.17 | 37.45 | 66.76 | |||||||||||||
1927 | 37.58 | 46.93 | 54.16 | 61.60 | 66.48 | 81.00 | 91.13 | 85.35 | 73.77 | 66.68 | 53.33 | 36.29 | 62.86 | |||||||||||||
1928 | 35.52 | 42.59 | 57.94 | 62.28 | a | 82.20 | a | 81.70 | 93.29 | 89.00 | 84.07 | 68.87 | 53.97 | 39.35 | 65.90 | |||||||||||
1929 | 35.10 | 36.50 | 57.97 | 61.47 | 75.39 | 80.70 | 93.16 | 94.74 | 76.07 | 70.94 | 53.53 | 49.65 | 65.43 | |||||||||||||
1930 | 31.00 | 49.96 | 61.23 | 73.93 | 76.29 | 86.40 | 97.90 | 94.65 | 82.37 | 66.23 | 49.93 | 38.06 | 67.33 | |||||||||||||
1931 | 41.94 | 50.96 | 60.23 | 68.97 | 81.32 | 88.30 | 98.00 | 93.84 | 80.97 | 70.48 | 48.33 | 37.26 | 68.38 | |||||||||||||
1932 | 37.10 | ----- | z | 44.36 | q | 65.46 | b | 72.19 | 81.03 | 87.29 | 86.45 | 82.57 | 66.16 | 51.73 | 33.77 | 66.38 | b | |||||||||
1933 | 38.16 | 33.11 | 52.39 | 63.67 | 68.32 | 83.73 | 90.81 | 84.42 | 74.00 | 72.61 | 54.33 | 48.04 | f | 65.05 | a | |||||||||||
1934 | 46.94 | 54.29 | 64.74 | 73.17 | 80.90 | 80.83 | 94.93 | a | 93.03 | 78.87 | 67.48 | 55.70 | 38.84 | 69.14 | ||||||||||||
1935 | 37.16 | 40.57 | 50.40 | a | 58.31 | a | 71.68 | 82.93 | a | 92.00 | c | 89.96 | e | 85.20 | 67.88 | e | 42.03 | 32.00 | 62.51 | |||||||
1936 | 34.13 | 32.45 | 46.23 | 71.87 | g | 78.59 | b | 83.79 | b | 93.64 | c | 91.10 | 79.07 | a | 71.35 | 50.47 | 42.89 | c | 63.97 | a | ||||||
1937 | 24.45 | 40.00 | 56.65 | 61.30 | 76.68 | 80.57 | 92.84 | 88.68 | 81.47 | 69.63 | a | 53.50 | 43.16 | 64.08 | ||||||||||||
1938 | 41.94 | 48.07 | 50.35 | 63.37 | 69.42 | 83.10 | 89.75 | c | 88.73 | i | 83.77 | 66.42 | 44.13 | 40.74 | 61.91 | a | ||||||||||
1939 | 40.16 | 38.21 | 56.77 | 69.13 | 78.43 | a | 80.33 | 92.50 | c | 91.65 | 80.93 | 65.68 | 55.87 | 48.19 | 66.49 | |||||||||||
1940 | 41.03 | 47.14 | 58.13 | 64.30 | 79.55 | 88.77 | 93.13 | 92.71 | 76.93 | 68.33 | a | 44.00 | e | 46.04 | f | 68.55 | a | |||||||||
1941 | 40.32 | 48.00 | 57.76 | b | 63.96 | b | 73.87 | 78.83 | 93.39 | 86.55 | 72.23 | d | 63.11 | d | 51.63 | 41.81 | 64.29 | |||||||||
1942 | 29.45 | 40.54 | 53.52 | 66.57 | 66.06 | 75.30 | 91.94 | 89.00 | 78.67 | 67.35 | 49.83 | 38.81 | 62.25 | |||||||||||||
1943 | 36.58 | 46.64 | 51.13 | 70.27 | 68.35 | 74.80 | 88.55 | 87.52 | 82.87 | 65.65 | 50.37 | 42.32 | 63.75 | |||||||||||||
1944 | 34.81 | 43.79 | 52.55 | 62.67 | 72.74 | 74.10 | 86.83 | b | 87.39 | 79.33 | 73.35 | 47.00 | 36.48 | 62.59 | ||||||||||||
1945 | 39.42 | 47.43 | 52.23 | 61.66 | a | 70.77 | 75.30 | 90.71 | 89.20 | a | 75.73 | 70.97 | 48.43 | 39.00 | 63.40 | |||||||||||
1946 | 38.13 | 44.04 | 56.03 | 67.83 | 73.00 | 80.23 | 89.58 | 88.84 | 77.20 | 58.81 | 46.97 | 44.90 | 63.80 | |||||||||||||
1947 | 33.45 | 48.36 | 59.48 | 63.90 | 76.84 | 74.60 | 91.58 | 88.26 | 78.13 | 66.68 | 45.60 | 39.32 | 63.85 | |||||||||||||
1948 | 42.87 | a | 43.03 | 50.06 | 61.43 | 69.65 | 81.63 | 86.42 | 85.55 | 77.47 | 66.93 | a | 47.33 | 33.94 | 62.19 | |||||||||||
1949 | 22.52 | 40.79 | 55.00 | 69.83 | 75.10 | 81.70 | 89.77 | 88.45 | 80.93 | 59.48 | 55.17 | 39.84 | 63.22 | |||||||||||||
1950 | 33.42 | 44.93 | 50.23 | 61.80 | 69.65 | 77.53 | 88.10 | 88.81 | 77.93 | 70.42 | 51.93 | 42.57 | a | 63.11 | ||||||||||||
1951 | 36.87 | 45.79 | 50.19 | 67.00 | 69.84 | 76.90 | 90.77 | 85.81 | 78.30 | 61.26 | 48.17 | 35.81 | 62.23 | |||||||||||||
1952 | 33.19 | 39.21 | 47.61 | 68.30 | 71.74 | 78.20 | 88.23 | 87.94 | 81.17 | 72.16 | 45.16 | e | 41.35 | 62.85 | ||||||||||||
1953 | 49.03 | 48.36 | 56.65 | 60.67 | 66.26 | 73.66 | a | 91.10 | 86.13 | 80.93 | 66.84 | 55.55 | a | 38.94 | 64.51 | |||||||||||
1954 | 44.77 | 49.89 | 53.26 | 66.83 | 76.26 | 75.73 | 90.71 | 83.26 | 77.24 | a | 64.33 | a | 54.03 | 38.90 | 64.60 | |||||||||||
1955 | 31.39 | 36.04 | 48.13 | 57.97 | 69.61 | 81.87 | 86.32 | 91.04 | c | 77.83 | g | 65.58 | 44.83 | a | 43.70 | a | 59.68 | a | ||||||||
1956 | 41.87 | a | 36.83 | 55.97 | 67.37 | 73.71 | 79.72 | a | 89.71 | c | 85.35 | 79.40 | 61.29 | 45.62 | a | 38.13 | a | 62.91 | ||||||||
1957 | 30.46 | c | 41.68 | 54.07 | a | 61.45 | a | 71.29 | 81.76 | a | 88.10 | 87.53 | a | 81.33 | 61.00 | 49.63 | k | 43.65 | e | 63.85 | a | |||||
1958 | 39.00 | 50.96 | 51.53 | a | 60.60 | 79.45 | 79.20 | 89.23 | 91.46 | e | 77.40 | 69.65 | 50.97 | a | 44.21 | b | 65.30 | |||||||||
1959 | 44.70 | a | 47.11 | 55.42 | 67.50 | 67.81 | 84.03 | a | 93.03 | 85.92 | g | 71.97 | 63.48 | 49.81 | i | 39.48 | 63.45 | b | ||||||||
1960 | 31.77 | 42.00 | 47.38 | w | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 36.89 | j | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 36.83 | 43.77 | 54.26 | 64.41 | 72.80 | 80.69 | 91.10 | 89.10 | 78.61 | 66.11 | 50.17 | 39.21 | 64.04 | |||||||||||||
S.D. | 5.55 | 5.05 | 4.48 | 4.08 | 4.49 | 3.99 | 3.16 | 2.94 | 3.43 | 4.11 | 3.70 | 4.40 | 1.81 | |||||||||||||
SKEW | -0.29 | -0.15 | -0.23 | 0.29 | 0.38 | 0.23 | -0.09 | 0.07 | -0.22 | -0.31 | -0.22 | 0.04 | 1.01 | |||||||||||||
MAX | 49.03 | 54.29 | 64.74 | 73.93 | 82.20 | 89.93 | 98.00 | 94.74 | 85.20 | 73.35 | 55.87 | 49.65 | 69.14 | |||||||||||||
MIN | 22.52 | 32.45 | 41.97 | 57.17 | 66.06 | 73.66 | 84.87 | 83.26 | 71.00 | 56.29 | 42.03 | 29.06 | 61.45 | |||||||||||||
YRS | 49 | 48 | 48 | 48 | 49 | 48 | 49 | 47 | 48 | 49 | 47 | 47 | 39 |