YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1915 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1916 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1917 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1918 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1919 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1924 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1926 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1927 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1928 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1929 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1930 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1931 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1932 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1933 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1934 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1935 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1936 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1937 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1938 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 72.16 | a | 71.61 | 69.90 | 65.98 | 54.31 | 44.80 | 42.60 | 60.19 | e | ||||||
1940 | 37.23 | 41.21 | 48.48 | 53.02 | 63.03 | 69.37 | 71.79 | 69.53 | 65.70 | 56.27 | 43.12 | 41.95 | 55.06 | |||||||||||||
1941 | 37.61 | 42.43 | 43.60 | 48.08 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 42.93 | h | ||||
1942 | ----- | z | ----- | z | 45.24 | n | 54.52 | 64.40 | 75.15 | 75.62 | f | 69.33 | a | 63.88 | 54.81 | 51.20 | 41.90 | 59.40 | d | |||||||
1943 | 39.61 | 45.55 | 48.66 | 59.30 | 65.19 | 70.45 | 70.65 | 74.82 | 66.62 | 56.11 | c | 46.55 | a | 35.74 | 56.60 | |||||||||||
1944 | 35.75 | a | 41.03 | 46.32 | 55.62 | 62.40 | 71.93 | 73.37 | 71.44 | 65.31 | a | 59.81 | o | 42.37 | 39.26 | 54.98 | a | |||||||||
1945 | 39.18 | 44.94 | a | 45.42 | a | 52.83 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 45.59 | h | |
1946 | ----- | z | ----- | z | ----- | z | 60.50 | u | 65.71 | c | 75.07 | b | 71.62 | f | 71.37 | d | 67.59 | c | 57.92 | m | 41.62 | f | 41.80 | h | 69.94 | h |
1947 | 35.60 | u | 41.90 | g | 43.38 | c | 47.27 | b | 58.53 | 64.92 | k | 78.53 | 70.06 | 69.72 | 59.72 | f | 36.65 | 30.90 | 54.38 | d | ||||||
1948 | 36.71 | l | 39.60 | h | 41.31 | b | 54.90 | d | 67.18 | l | 73.52 | 75.30 | a | 75.34 | 66.85 | 53.97 | a | 40.96 | c | 34.86 | b | 57.45 | c | |||
1949 | 25.69 | d | 31.41 | e | 41.11 | c | 48.19 | c | 56.75 | e | 68.18 | b | 68.77 | c | 68.25 | g | 62.16 | a | 52.75 | a | 49.63 | g | 34.48 | b | 48.95 | b |
1950 | 35.62 | g | 37.16 | l | 51.21 | l | 55.53 | k | 61.25 | c | 71.72 | a | 69.12 | a | 68.40 | b | 63.43 | g | 60.22 | a | 48.69 | c | 45.33 | m | 63.23 | f |
1951 | 39.17 | h | 40.48 | 46.37 | a | 51.88 | b | 62.13 | 69.25 | 76.26 | 72.32 | 67.91 | b | 56.13 | l | 44.06 | c | 37.50 | p | 58.96 | c | |||||
1952 | 42.42 | e | 39.11 | b | 41.31 | d | 52.21 | f | 61.71 | b | 71.15 | 71.22 | b | 71.96 | c | 65.48 | 57.28 | d | 48.37 | o | 35.48 | 55.71 | b | |||
1953 | 42.45 | 37.98 | f | 46.92 | 53.45 | a | 56.82 | 71.94 | c | 72.45 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 57.34 | f | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 37.49 | 40.77 | 44.81 | 52.64 | 61.63 | 71.66 | 72.64 | 71.32 | 66.11 | 55.71 | 44.27 | 37.46 | 55.83 | |||||||||||||
S.D. | 5.33 | 4.37 | 2.82 | 3.64 | 3.11 | 2.19 | 3.01 | 2.22 | 2.03 | 2.32 | 4.29 | 4.11 | 1.09 | |||||||||||||
SKEW | -1.41 | -1.17 | -0.08 | 0.00 | -0.42 | 0.17 | 0.60 | 0.64 | -0.22 | 0.74 | -0.09 | -0.04 | 0.00 | |||||||||||||
MAX | 42.45 | 45.55 | 48.66 | 59.30 | 65.71 | 75.15 | 78.53 | 75.34 | 69.72 | 60.22 | 51.20 | 42.60 | 56.60 | |||||||||||||
MIN | 25.69 | 31.41 | 41.11 | 47.27 | 56.75 | 68.18 | 68.77 | 68.40 | 62.16 | 52.75 | 36.65 | 30.90 | 55.06 | |||||||||||||
YRS | 8 | 8 | 11 | 11 | 11 | 12 | 11 | 11 | 11 | 8 | 9 | 9 | 2 |