YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1918 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 47.00 | a | 34.00 | 22.00 | 3.00 | -9.00 | ----- | z | ||||
1919 | -17.00 | a | 7.00 | 8.00 | a | 19.00 | b | ----- | z | 28.00 | 49.00 | 50.00 | a | ----- | 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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1940 | ----- | z | ----- | z | ----- | z | 5.00 | 32.00 | 41.00 | 50.00 | 50.00 | 42.00 | b | 30.00 | a | 3.00 | 1.00 | a | ----- | z | ||||||
1941 | 2.00 | a | 11.00 | 10.00 | 20.00 | 30.00 | a | 41.00 | 50.00 | c | 46.00 | b | 30.00 | a | 22.00 | a | 1.00 | k | ----- | z | ----- | z | ||||
1942 | ----- | z | -15.00 | 5.00 | 22.00 | d | 29.00 | b | 39.00 | a | 44.00 | 42.00 | 25.00 | a | 22.00 | b | 15.00 | -0.00 | ----- | z | ||||||
1943 | -8.00 | 3.00 | d | -7.00 | 28.00 | b | 27.00 | a | 41.00 | c | 50.00 | 52.00 | a | 33.00 | 28.00 | f | 15.00 | 10.00 | -8.00 | q | ||||||
1944 | 2.00 | 1.00 | 8.00 | a | 19.00 | 25.00 | a | 40.00 | 51.00 | 42.00 | 40.00 | 33.00 | 10.00 | a | 7.00 | 1.00 | c | |||||||||
1945 | 4.00 | s | ----- | z | ----- | z | 5.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
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 | 38.00 | o | 34.00 | 52.00 | 52.00 | 32.00 | 27.00 | 5.00 | -0.00 | ----- | z | |||||||
1952 | 8.00 | 2.00 | 2.00 | 17.00 | 31.00 | 41.00 | 41.00 | 53.00 | 42.00 | 21.00 | -8.00 | -8.00 | -8.00 | |||||||||||||
1953 | 2.00 | 2.00 | 7.00 | 17.00 | 23.00 | a | 46.00 | 54.00 | 49.00 | 42.00 | 26.00 | 13.00 | 3.00 | 2.00 | a | |||||||||||
1954 | 4.00 | 10.00 | 4.00 | a | 27.00 | 19.00 | 36.00 | 52.00 | 51.00 | 39.00 | 21.00 | 16.00 | 5.00 | d | 4.00 | e | ||||||||||
1955 | 8.00 | -4.00 | -0.00 | 21.00 | f | 34.00 | 37.00 | 48.00 | b | 49.00 | p | 38.00 | b | 23.00 | a | -0.00 | b | 11.00 | ----- | z | ||||||
1956 | -0.00 | -7.00 | -10.00 | a | 18.00 | 31.00 | 45.00 | 50.00 | 49.00 | l | 38.00 | 24.00 | h | 6.00 | o | 7.00 | ----- | z | ||||||||
1957 | -1.00 | a | 15.00 | ----- | z | 12.00 | 30.00 | 38.00 | 49.00 | 49.00 | ----- | z | ----- | z | ----- | z | 9.00 | ----- | z | |||||||
1958 | 8.00 | 12.00 | 5.00 | 20.00 | 36.00 | 40.00 | v | 48.00 | 50.00 | 34.00 | 25.00 | 5.00 | 13.00 | b | 5.00 | x | ||||||||||
1959 | -8.00 | 8.00 | 6.00 | 7.00 | 30.00 | 40.00 | a | 45.00 | b | 47.00 | 28.00 | i | 22.00 | a | 1.00 | 10.00 | -8.00 | m | ||||||||
1960 | -5.00 | -8.00 | -9.00 | 20.00 | 28.00 | 45.00 | 50.00 | 45.00 | a | 44.00 | 17.00 | 9.00 | 8.00 | c | -9.00 | d | ||||||||||
1961 | 3.00 | 8.00 | 16.00 | 13.00 | 32.00 | 44.00 | 48.00 | d | 50.00 | 30.00 | b | 20.00 | a | 12.00 | a | -7.00 | -7.00 | h | ||||||||
1962 | -22.00 | -9.00 | 8.00 | 20.00 | 27.00 | n | 40.00 | 50.00 | 45.00 | 30.00 | 32.00 | 14.00 | -3.00 | -22.00 | n | |||||||||||
1963 | -25.00 | -2.00 | 3.00 | 24.00 | 35.00 | 45.00 | 55.00 | 53.00 | 40.00 | ----- | z | 23.00 | 1.00 | ----- | z | |||||||||||
1964 | ----- | z | 4.00 | 7.00 | a | ----- | z | ----- | z | 39.00 | 54.00 | ----- | z | 31.00 | 27.00 | 16.00 | -4.00 | ----- | z | |||||||
1965 | 9.00 | -3.00 | -4.00 | 23.00 | a | 29.00 | 39.00 | 46.00 | 50.00 | 27.00 | 31.00 | 20.00 | 7.00 | -4.00 | a | |||||||||||
1966 | -6.00 | -0.00 | 3.00 | 12.00 | 26.00 | 37.00 | a | 57.00 | 48.00 | a | 37.00 | b | 22.00 | 16.00 | c | -4.00 | -6.00 | g | ||||||||
1967 | -0.00 | 7.00 | 3.00 | 24.00 | a | 24.00 | 40.00 | 53.00 | 41.00 | 38.00 | 18.00 | 9.00 | -3.00 | a | -3.00 | b | ||||||||||
1968 | 7.00 | 8.00 | 8.00 | b | 10.00 | 28.00 | 40.00 | b | 45.00 | b | ----- | z | ----- | z | ----- | z | ----- | z | -2.00 | a | ----- | z | ||||
1969 | 4.00 | 10.00 | -0.00 | 30.00 | 30.00 | 35.00 | 54.00 | 50.00 | 43.00 | 7.00 | 10.00 | 4.00 | -0.00 | |||||||||||||
1970 | -3.00 | 10.00 | 10.00 | 11.00 | 25.00 | 34.00 | c | 40.00 | 52.00 | 29.00 | 17.00 | 9.00 | 9.00 | -3.00 | c | |||||||||||
1971 | -12.00 | b | 4.00 | 4.00 | 15.00 | a | 27.00 | a | 45.00 | a | ----- | z | ----- | z | ----- | z | 14.00 | d | 6.00 | a | 4.00 | b | ----- | z | ||
1972 | -14.00 | -4.00 | 8.00 | 19.00 | 24.00 | 45.00 | 42.00 | a | 42.00 | 34.00 | a | 12.00 | 5.00 | a | ----- | z | ----- | z | ||||||||
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 28.00 | a | 15.00 | -2.00 | a | ----- | z | |
1974 | -10.00 | ----- | z | ----- | z | 18.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | -2.96 | 2.69 | 3.80 | 17.59 | 28.54 | 39.81 | 49.15 | 48.17 | 35.50 | 22.46 | 9.68 | 2.48 | -3.00 | |||||||||||||
S.D. | 9.56 | 7.50 | 6.15 | 6.60 | 4.02 | 4.22 | 4.30 | 3.69 | 5.48 | 6.37 | 7.00 | 6.25 | 4.00 | |||||||||||||
SKEW | -0.74 | -0.50 | -0.70 | -0.23 | -0.25 | -0.65 | -0.42 | -0.61 | -0.15 | -0.41 | -0.40 | -0.15 | -0.30 | |||||||||||||
MAX | 9.00 | 15.00 | 16.00 | 30.00 | 36.00 | 46.00 | 57.00 | 53.00 | 44.00 | 33.00 | 23.00 | 13.00 | 2.00 | |||||||||||||
MIN | -25.00 | -15.00 | -10.00 | 5.00 | 19.00 | 28.00 | 40.00 | 41.00 | 25.00 | 7.00 | -8.00 | -9.00 | -9.00 | |||||||||||||
YRS | 25 | 26 | 25 | 27 | 24 | 27 | 27 | 24 | 24 | 24 | 25 | 27 | 8 |