YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | 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 | 26.00 | k | 30.00 | 37.00 | m | 44.00 | f | 45.00 | b | 42.00 | 36.00 | 20.00 | 23.00 | 2.00 | ----- | z | ||||||
1950 | -12.00 | 10.00 | 10.00 | 22.00 | a | 28.00 | b | 40.00 | 55.00 | 42.00 | 37.00 | 32.00 | 13.00 | 16.00 | -12.00 | c | ||||||||||
1951 | 10.00 | 10.00 | 20.00 | a | 27.00 | 36.00 | 43.00 | 53.00 | 49.00 | 46.00 | 33.00 | 22.00 | 14.00 | 10.00 | a | |||||||||||
1952 | 13.00 | 16.00 | 22.00 | y | ----- | z | 39.00 | a | 41.00 | a | 48.00 | a | 52.00 | 38.00 | f | 33.00 | 16.00 | 18.00 | a | ----- | z | |||||
1953 | 14.00 | 8.00 | 14.00 | e | 24.00 | a | 28.00 | 41.00 | 55.00 | 47.00 | 42.00 | a | 28.00 | 15.00 | 8.00 | 8.00 | g | |||||||||
1954 | 10.00 | 22.00 | 14.00 | 34.00 | a | 30.00 | 40.00 | 51.00 | 42.00 | 41.00 | 23.00 | 18.00 | a | 9.00 | 9.00 | b | ||||||||||
1955 | 13.00 | 12.00 | 16.00 | 23.00 | 31.00 | 39.00 | 49.00 | 51.00 | 34.00 | 30.00 | 15.00 | a | 19.00 | 12.00 | a | |||||||||||
1956 | 17.00 | 15.00 | 18.00 | 26.00 | 35.00 | 49.00 | 50.00 | 42.00 | 45.00 | 27.00 | 15.00 | 5.00 | 5.00 | |||||||||||||
1957 | 18.00 | 18.00 | 25.00 | 28.00 | 39.00 | 45.00 | ----- | z | 41.00 | 38.00 | 29.00 | 14.00 | ----- | z | ----- | z | ||||||||||
1958 | ----- | z | 22.00 | e | 17.00 | 20.00 | 40.00 | 46.00 | 49.00 | 55.00 | 40.00 | a | 34.00 | ----- | z | ----- | z | ----- | z | |||||||
1959 | ----- | z | 24.00 | b | 29.00 | c | 37.00 | 37.00 | 50.00 | 56.00 | 42.00 | 39.00 | 35.00 | 23.00 | 20.00 | ----- | z | |||||||||
1960 | 10.00 | 20.00 | 30.00 | 32.00 | 37.00 | 52.00 | 57.00 | 50.00 | 47.00 | 35.00 | 23.00 | 11.00 | 10.00 | |||||||||||||
1961 | 13.00 | 25.00 | 24.00 | a | 34.00 | 38.00 | 41.00 | 55.00 | 49.00 | 42.00 | a | 23.00 | 22.00 | 20.00 | 13.00 | b | ||||||||||
1962 | 15.00 | 15.00 | 20.00 | 37.00 | 39.00 | 47.00 | 51.00 | 56.00 | 48.00 | 40.00 | 25.00 | 14.00 | 14.00 | |||||||||||||
1963 | 6.00 | 35.00 | 23.00 | c | 32.00 | 41.00 | 43.00 | a | 56.00 | 54.00 | 50.00 | 40.00 | 25.00 | 20.00 | 6.00 | d | ||||||||||
1964 | 16.00 | 16.00 | ----- | z | ----- | z | 37.00 | b | 45.00 | a | 52.00 | a | 50.00 | ----- | z | ----- | z | ----- | z | 17.00 | ----- | z | ||||
1965 | 18.00 | 12.00 | 23.00 | 30.00 | 39.00 | ----- | z | 56.00 | 55.00 | 43.00 | 40.00 | 26.00 | 20.00 | ----- | z | |||||||||||
1966 | ----- | z | 18.00 | 20.00 | 30.00 | ----- | z | 49.00 | 51.00 | ----- | z | 46.00 | 33.00 | 27.00 | 20.00 | h | ----- | z | ||||||||
1967 | 19.00 | 17.00 | 21.00 | 29.00 | 32.00 | 41.00 | 56.00 | b | 61.00 | d | 47.00 | a | 38.00 | c | 31.00 | a | 18.00 | a | 17.00 | l | ||||||
1968 | ----- | z | 22.00 | a | 28.00 | 30.00 | 39.00 | h | 47.00 | d | 58.00 | a | 51.00 | b | 43.00 | b | 31.00 | a | 21.00 | a | 18.00 | a | ----- | z | ||
1969 | 21.00 | b | 23.00 | f | 21.00 | 27.00 | h | 36.00 | h | 40.00 | 53.00 | 50.00 | j | 42.00 | l | 24.00 | g | ----- | z | 15.00 | d | ----- | z | |||
1970 | 5.00 | ----- | z | 18.00 | a | 25.00 | 36.00 | a | 45.00 | 61.00 | t | 64.00 | m | 36.00 | 23.00 | 26.00 | 22.00 | ----- | z | |||||||
1971 | 12.00 | a | 16.00 | 16.00 | 29.00 | 37.00 | 40.00 | 53.00 | 56.00 | 35.00 | 17.00 | 23.00 | a | 10.00 | 10.00 | b | ||||||||||
1972 | 7.00 | 9.00 | a | 26.00 | 28.00 | a | 37.00 | 47.00 | a | 53.00 | 50.00 | a | 40.00 | a | 28.00 | 24.00 | b | 12.00 | b | 7.00 | i | |||||
1973 | 13.00 | 26.00 | 25.00 | 32.00 | b | ----- | z | 47.00 | 53.00 | 46.00 | 32.00 | ----- | z | ----- | z | ----- | z | ----- | z | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 11.90 | 17.64 | 20.82 | 29.05 | 35.80 | 44.26 | 52.83 | 49.23 | 41.23 | 30.55 | 21.29 | 14.67 | 7.70 | |||||||||||||
S.D. | 7.10 | 6.54 | 5.22 | 4.53 | 3.91 | 3.80 | 3.24 | 5.69 | 4.99 | 6.51 | 4.99 | 5.48 | 7.47 | |||||||||||||
SKEW | -1.89 | 0.68 | -0.07 | -0.11 | -0.85 | 0.30 | -0.51 | 0.08 | -0.06 | -0.32 | -0.18 | -0.74 | -2.01 | |||||||||||||
MAX | 21.00 | 35.00 | 30.00 | 37.00 | 41.00 | 52.00 | 58.00 | 61.00 | 50.00 | 40.00 | 31.00 | 22.00 | 14.00 | |||||||||||||
MIN | -12.00 | 8.00 | 10.00 | 20.00 | 28.00 | 39.00 | 45.00 | 41.00 | 32.00 | 17.00 | 13.00 | 2.00 | -12.00 | |||||||||||||
YRS | 20 | 22 | 22 | 22 | 20 | 23 | 23 | 22 | 22 | 22 | 21 | 21 | 10 |