YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 61.79 | 48.78 | 44.37 | a | 51.65 | i | ||
1922 | 34.53 | 38.04 | 44.18 | 50.03 | 62.21 | 72.53 | 79.02 | 75.52 | b | 69.82 | 55.61 | 43.76 | a | 39.16 | f | 56.84 | a | |||||||||
1923 | 38.69 | 33.63 | a | 45.00 | 53.33 | 64.05 | 65.63 | 76.15 | 72.52 | c | 65.32 | h | 55.40 | 47.70 | 38.23 | 53.67 | a | |||||||||
1924 | 33.81 | 45.05 | r | 41.67 | y | 53.63 | 65.55 | 72.95 | 76.66 | 73.21 | 67.23 | 53.58 | 44.92 | 33.65 | 57.52 | b | ||||||||||
1925 | 35.89 | 43.75 | 48.05 | 54.97 | 65.89 | 71.03 | a | 79.69 | 73.18 | 64.38 | 54.68 | 43.00 | 41.55 | 56.34 | ||||||||||||
1926 | 37.30 | f | 43.46 | 50.23 | 58.02 | 62.40 | 74.25 | 75.60 | a | 73.89 | 65.08 | 58.69 | 47.12 | 36.29 | 58.64 | a | ||||||||||
1927 | 38.82 | 42.34 | 45.11 | i | 51.82 | 59.98 | 68.62 | 76.16 | 71.35 | 64.25 | 56.06 | 46.65 | 32.58 | 55.33 | a | |||||||||||
1928 | 38.34 | 40.05 | 48.84 | 50.88 | a | 62.21 | 65.69 | d | 73.35 | g | 71.33 | a | 62.15 | 51.57 | b | 42.67 | a | 38.88 | c | 52.06 | a | |||||
1929 | 35.73 | a | 27.98 | b | 39.60 | a | 45.43 | c | 55.07 | b | 60.69 | a | 73.63 | 72.93 | d | 61.07 | 52.16 | 46.02 | 44.77 | 51.26 | ||||||
1930 | 32.25 | a | 47.39 | 48.65 | 60.28 | 58.61 | 75.23 | 78.50 | 77.27 | 67.48 | 55.77 | 46.54 | b | 37.45 | 57.12 | |||||||||||
1931 | 40.42 | 44.89 | 49.40 | 57.95 | b | 65.56 | e | 72.48 | c | 84.53 | b | 78.85 | 68.48 | a | 58.32 | 42.83 | c | 32.60 | 58.03 | |||||||
1932 | 29.20 | a | 40.91 | 48.24 | b | 55.53 | 64.75 | a | 72.25 | 79.52 | 78.34 | 72.64 | b | 60.13 | 52.82 | 34.68 | 57.42 | |||||||||
1933 | 34.74 | 26.86 | 48.34 | 54.46 | d | 59.32 | 73.87 | c | 84.81 | b | 79.45 | b | 70.92 | 64.37 | 50.83 | 42.94 | 57.58 | |||||||||
1934 | 43.82 | 47.79 | 58.21 | c | 63.24 | a | 69.67 | a | 69.77 | 82.40 | 84.35 | 75.07 | a | 61.11 | d | 56.05 | 43.81 | 62.94 | ||||||||
1935 | 40.56 | 45.88 | 44.40 | 54.98 | 60.82 | 75.93 | 78.67 | a | 79.54 | c | 71.90 | 56.90 | 44.92 | 41.40 | 57.99 | |||||||||||
1936 | 38.52 | a | 41.88 | 49.68 | 59.23 | 66.50 | 75.92 | 81.03 | a | 75.16 | 68.45 | 58.40 | 48.50 | 37.37 | a | 58.39 | ||||||||||
1937 | 15.90 | b | 33.26 | c | 46.34 | 52.48 | 64.92 | 71.43 | 79.27 | a | 78.90 | 72.00 | 61.27 | 48.77 | 41.40 | 55.50 | ||||||||||
1938 | 38.18 | 40.02 | 43.29 | b | 56.12 | 62.19 | 73.03 | 80.08 | a | 77.65 | 72.82 | 57.57 | a | 40.45 | 41.06 | 56.87 | ||||||||||
1939 | 37.57 | a | 31.64 | 48.53 | 60.28 | 66.40 | 71.82 | 79.10 | a | 77.48 | 70.95 | a | 58.71 | 51.17 | 44.90 | 58.21 | ||||||||||
1940 | 38.85 | a | 40.88 | c | 45.02 | c | 52.62 | d | 62.66 | 78.10 | 81.10 | 82.27 | 68.53 | a | 63.53 | 47.10 | 41.05 | a | 58.48 | |||||||
1941 | 41.59 | c | 45.30 | a | 46.38 | c | 49.77 | b | 64.24 | 68.58 | e | 79.10 | 75.13 | 65.42 | 55.00 | a | 49.68 | 40.47 | a | 56.72 | ||||||
1942 | 41.02 | 40.20 | 47.81 | 57.10 | 62.26 | b | 76.00 | c | 84.29 | b | 80.09 | b | 72.38 | f | 62.32 | 49.72 | 45.10 | 58.72 | a | |||||||
1943 | 41.84 | 46.84 | 51.73 | 61.77 | 66.90 | 69.32 | m | 82.75 | u | ----- | z | 74.30 | o | 60.88 | b | 49.57 | b | 42.74 | j | 54.22 | e | |||||
1944 | 34.00 | v | 39.67 | 44.26 | 52.12 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 46.78 | u | ----- | z | 45.35 | i | ||
1945 | 41.41 | n | 47.59 | 48.75 | e | 57.92 | l | 60.56 | 71.00 | 82.91 | c | 76.10 | a | 70.70 | 59.47 | 43.83 | 35.72 | a | 59.66 | b | ||||||
1946 | 36.26 | 38.72 | a | 46.45 | b | 56.88 | a | 62.11 | 71.67 | ----- | z | ----- | z | ----- | z | 50.84 | ----- | z | ----- | z | 51.85 | e | ||||
1947 | 34.42 | 46.15 | a | ----- | z | ----- | z | 65.97 | 67.97 | a | 73.44 | 74.08 | 69.55 | 57.39 | 41.38 | 36.34 | 56.67 | b | ||||||||
1948 | 38.73 | 39.38 | 41.10 | 54.30 | 60.77 | 69.65 | 74.28 | a | 71.79 | 67.78 | 56.82 | 41.93 | 32.08 | 54.05 | ||||||||||||
1949 | 23.23 | 28.86 | 46.15 | 59.05 | 61.63 | 71.62 | 76.66 | 71.74 | 67.78 | 55.55 | 51.68 | 35.60 | 54.13 | |||||||||||||
1950 | 32.19 | 44.45 | 47.61 | 57.38 | 60.73 | 68.58 | 77.13 | 74.19 | 67.15 | 60.45 | 49.35 | 44.15 | 56.95 | |||||||||||||
1951 | 36.90 | 39.91 | 46.62 | a | 56.41 | a | 64.40 | b | 70.69 | a | 78.60 | 74.82 | a | 68.37 | 55.47 | 44.35 | 35.16 | 55.97 | ||||||||
1952 | 34.58 | 40.22 | 42.55 | a | 57.88 | 64.35 | 67.95 | 77.52 | 77.66 | 69.87 | 61.39 | 42.60 | 38.71 | 56.27 | ||||||||||||
1953 | 43.26 | 41.55 | 48.42 | 54.58 | 56.98 | 70.20 | 80.95 | 75.00 | 69.48 | 56.76 | 48.38 | 38.45 | 57.00 | |||||||||||||
1954 | 37.56 | 48.75 | 46.58 | 59.65 | 68.92 | e | 71.77 | 79.66 | o | 68.11 | v | ----- | z | ----- | z | 47.23 | o | 37.95 | c | 53.03 | e | |||||
1955 | 30.66 | c | 36.67 | e | 46.78 | f | 51.82 | h | 61.83 | k | 68.86 | i | 75.95 | l | 77.85 | k | 67.41 | h | 56.08 | r | 44.29 | r | 38.04 | r | 33.67 | j |
1956 | 42.12 | r | 34.62 | u | 48.56 | n | 57.79 | i | 60.95 | j | 72.52 | i | 74.41 | i | 73.32 | a | 68.85 | 56.39 | 43.98 | 38.63 | e | 56.23 | g | |||
1957 | 35.73 | 47.55 | 49.56 | 53.65 | 59.82 | f | 74.80 | 77.69 | 73.48 | g | 67.52 | 52.37 | p | 42.17 | a | 39.87 | a | 54.28 | c | |||||||
1958 | 39.21 | 44.73 | 43.70 | d | 52.09 | a | 65.04 | g | 70.48 | 74.13 | 80.50 | e | 71.75 | j | 58.74 | h | 45.48 | 41.35 | a | 54.63 | c | |||||
1959 | 39.27 | ----- | z | 48.57 | d | 56.92 | 60.19 | g | 73.92 | 80.98 | 75.28 | f | 64.67 | l | 57.58 | g | 45.47 | 40.17 | b | 55.04 | e | |||||
1960 | 35.63 | e | 39.55 | a | 48.96 | d | 56.33 | 60.74 | f | 74.10 | d | 78.55 | b | ----- | z | ----- | z | 57.74 | f | 45.04 | d | 38.93 | p | 54.02 | e | |
1961 | 37.37 | a | ----- | z | 49.26 | ----- | z | ----- | z | ----- | z | ----- | z | 78.35 | r | 63.77 | 59.60 | f | 40.67 | c | 34.15 | 45.04 | g | |||
1962 | 36.70 | a | 42.61 | 41.00 | a | 58.69 | d | 59.00 | d | ----- | z | ----- | z | ----- | z | 69.25 | ----- | z | ----- | z | ----- | z | 51.21 | f | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 36.27 | 40.79 | 46.98 | 55.55 | 62.96 | 71.43 | 78.82 | 76.05 | 68.35 | 57.71 | 46.38 | 38.94 | 56.86 | |||||||||||||
S.D. | 5.28 | 5.67 | 3.43 | 3.72 | 3.28 | 3.46 | 3.05 | 3.37 | 3.19 | 3.37 | 3.66 | 3.82 | 2.26 | |||||||||||||
SKEW | -1.89 | -0.86 | 0.43 | -0.32 | -0.18 | -0.75 | 0.16 | 0.51 | -0.30 | -0.03 | 0.44 | -0.07 | 0.08 | |||||||||||||
MAX | 43.82 | 48.75 | 58.21 | 63.24 | 69.67 | 78.10 | 84.81 | 84.35 | 75.07 | 64.37 | 56.05 | 45.10 | 62.94 | |||||||||||||
MIN | 15.90 | 26.86 | 39.60 | 45.43 | 55.07 | 60.69 | 73.44 | 71.33 | 61.07 | 50.84 | 40.45 | 32.08 | 51.26 | |||||||||||||
YRS | 37 | 37 | 36 | 36 | 33 | 35 | 32 | 31 | 31 | 33 | 37 | 35 | 20 |