YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 37.23 | a | 37.23 | k |
1942 | 28.06 | 27.04 | 36.52 | 54.03 | 63.35 | 73.46 | b | 80.74 | d | 79.42 | 71.45 | a | 59.28 | f | 49.28 | a | 32.24 | b | 54.14 | a | ||||||
1943 | 35.04 | h | 37.96 | a | 41.87 | a | 60.62 | d | 61.96 | d | 72.89 | b | 81.60 | a | 78.61 | 74.31 | a | 62.39 | 46.70 | 36.03 | 59.54 | a | ||||
1944 | 32.39 | 37.38 | 39.42 | 50.67 | 64.55 | 75.60 | 83.29 | 86.77 | ----- | z | 66.45 | b | 47.60 | ----- | z | 58.41 | b | |||||||||
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 | ----- | 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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 78.89 | l | 82.23 | 77.39 | 74.47 | 60.41 | b | 46.41 | c | 30.96 | c | 61.98 | f | |||
1954 | 39.48 | 41.89 | 40.32 | f | 58.63 | 66.06 | 76.90 | 82.90 | 80.00 | s | 71.37 | 60.23 | 48.84 | e | 24.59 | d | 57.09 | b | ||||||||
1955 | 22.97 | 26.68 | 36.87 | a | 49.33 | 64.35 | 69.43 | 81.52 | 78.70 | d | 74.50 | 63.23 | 38.33 | c | 34.97 | 53.41 | ||||||||||
1956 | 33.39 | 25.00 | b | 38.07 | b | 52.03 | 68.58 | 78.50 | 79.80 | a | 76.06 | 76.20 | 61.19 | 35.73 | 24.94 | 54.12 | ||||||||||
1957 | 26.93 | b | 33.93 | a | 37.61 | 47.10 | a | 57.74 | 70.67 | c | 77.06 | 76.52 | 69.43 | 58.97 | b | 41.30 | 32.65 | e | 52.49 | |||||||
1958 | 23.81 | 36.75 | 37.94 | 48.59 | a | 67.29 | 77.70 | 78.65 | 81.71 | 72.27 | 62.26 | 46.43 | 34.97 | 55.70 | ||||||||||||
1959 | 31.06 | 33.52 | a | 38.81 | 54.26 | c | 63.10 | 76.79 | a | 80.13 | 78.66 | b | 68.90 | 57.03 | b | 45.29 | b | 37.58 | e | 55.43 | ||||||
1960 | 32.03 | 27.79 | a | 43.42 | 55.52 | a | 62.77 | 75.80 | 82.26 | 81.13 | a | 73.40 | 58.12 | g | 44.00 | a | 28.56 | d | 55.15 | a | ||||||
1961 | 29.97 | 37.46 | 44.00 | 50.00 | 64.77 | 77.10 | 81.26 | 79.84 | 62.50 | 56.52 | 40.63 | 29.28 | f | 56.73 | a | |||||||||||
1962 | 17.29 | 34.32 | 34.61 | 55.83 | 63.13 | 71.20 | 78.42 | 80.26 | 72.10 | 62.90 | 48.27 | 34.67 | a | 54.42 | ||||||||||||
1963 | 23.65 | 38.63 | a | 42.45 | 54.31 | a | 67.90 | 75.37 | c | 83.74 | 75.65 | 75.27 | 66.48 | 45.97 | 29.77 | 56.60 | ||||||||||
1964 | 22.97 | 24.57 | a | 33.10 | 48.23 | 64.28 | b | 70.53 | 83.43 | a | 76.03 | 70.90 | 64.94 | 43.43 | 28.86 | b | 52.61 | |||||||||
1965 | 27.19 | 29.75 | 29.17 | b | 51.87 | 63.42 | 70.23 | 77.68 | 75.94 | 61.33 | 65.48 | 47.00 | a | 33.45 | 52.71 | |||||||||||
1966 | 29.07 | a | 31.61 | 48.87 | 53.97 | 66.32 | 73.48 | a | 84.48 | 79.13 | 73.30 | 58.19 | 47.83 | 19.32 | 55.46 | |||||||||||
1967 | 27.94 | 29.21 | 44.39 | 53.97 | 59.58 | 67.93 | 80.32 | 78.03 | 70.47 | 62.48 | 43.53 | 26.52 | 53.70 | |||||||||||||
1968 | 25.19 | 30.43 | a | 38.84 | 48.45 | a | 60.48 | 75.60 | 80.10 | 75.42 | 68.40 | 60.45 | 35.37 | 31.70 | a | 52.54 | ||||||||||
1969 | 36.74 | 30.07 | 34.32 | 58.13 | 69.39 | 66.20 | 82.35 | 82.42 | 72.93 | 49.39 | 37.52 | a | 31.93 | a | 54.28 | |||||||||||
1970 | 27.71 | 34.54 | 37.19 | 46.59 | a | 64.61 | 73.57 | 79.81 | 82.03 | 68.33 | 49.58 | 40.33 | 32.77 | 53.09 | ||||||||||||
1971 | 32.42 | 33.25 | 40.19 | 51.70 | 61.48 | 74.93 | 81.03 | 81.06 | 67.87 | 59.42 | 40.60 | 27.10 | 54.25 | |||||||||||||
1972 | 27.65 | 35.48 | 50.00 | 54.90 | 66.13 | 75.57 | g | 82.65 | k | 78.81 | 67.73 | 59.00 | 37.80 | 24.00 | 50.15 | b | ||||||||||
1973 | 20.42 | 27.37 | a | 38.35 | 41.67 | 60.77 | a | 70.48 | a | 75.61 | 78.39 | c | 69.40 | 63.90 | a | 44.47 | 31.61 | 51.87 | ||||||||
1974 | 22.94 | 25.32 | 45.29 | 51.00 | 68.81 | 69.28 | l | 79.03 | 78.42 | 71.35 | g | ----- | z | 35.15 | q | 25.21 | b | 49.50 | d | |||||||
1975 | 27.30 | a | 27.73 | b | 42.61 | c | 50.65 | d | 61.45 | b | 71.30 | 80.94 | 79.27 | a | 71.09 | h | 62.32 | c | 44.50 | f | 35.12 | e | 53.87 | b | ||
1976 | 30.82 | i | 41.08 | e | 38.79 | g | 55.61 | g | 66.90 | k | 72.57 | g | 83.41 | i | 78.28 | f | 70.26 | g | 58.29 | g | 43.77 | h | 32.00 | e | 36.54 | j |
1977 | 23.27 | t | ----- | z | 42.08 | g | 57.27 | o | 62.80 | u | 81.44 | l | 81.61 | m | 78.24 | n | 71.00 | p | 63.54 | r | 41.23 | q | 34.60 | k | ----- | z |
1978 | 29.91 | i | 35.36 | f | ----- | z | ----- | z | 63.23 | 75.42 | f | 82.29 | 78.71 | 74.19 | c | ----- | z | 46.93 | a | ----- | z | 69.07 | g | |||
1979 | ----- | z | 41.73 | f | 42.17 | a | 53.04 | b | 64.04 | d | 72.17 | g | 79.80 | f | 71.06 | o | 74.27 | 60.03 | a | 40.90 | a | 39.68 | 53.44 | e | ||
1980 | 36.55 | 37.69 | 40.10 | 50.80 | 59.64 | i | 78.10 | 82.04 | g | 74.58 | 71.10 | 60.45 | i | ----- | z | 42.52 | 53.93 | d | ||||||||
1981 | 38.81 | ----- | z | 46.10 | ----- | z | ----- | z | 75.10 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 53.33 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 28.61 | 32.46 | 40.08 | 52.07 | 64.06 | 73.56 | 80.80 | 78.85 | 71.01 | 60.55 | 43.48 | 31.46 | 53.92 | |||||||||||||
S.D. | 5.59 | 5.11 | 4.75 | 4.07 | 2.89 | 3.35 | 2.17 | 2.64 | 3.63 | 4.36 | 4.20 | 5.21 | 1.36 | |||||||||||||
SKEW | 0.19 | 0.10 | 0.03 | -0.18 | -0.00 | -0.39 | -0.48 | 0.83 | -1.03 | -1.14 | -0.46 | -0.19 | 0.37 | |||||||||||||
MAX | 39.48 | 41.89 | 50.00 | 60.62 | 69.39 | 78.50 | 84.48 | 86.77 | 76.20 | 66.48 | 49.28 | 42.52 | 56.60 | |||||||||||||
MIN | 17.29 | 24.57 | 29.17 | 41.67 | 57.74 | 66.20 | 75.61 | 74.58 | 61.33 | 49.39 | 35.37 | 19.32 | 51.87 | |||||||||||||
YRS | 26 | 27 | 27 | 27 | 27 | 25 | 26 | 27 | 26 | 24 | 26 | 28 | 16 |