YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1939 | 40.26 | 36.93 | 53.29 | 65.60 | 71.61 | 72.27 | 87.26 | 88.47 | a | 77.73 | 62.16 | 55.27 | 43.48 | 62.86 | ||||||||||||
1940 | 37.39 | 40.66 | 52.97 | 58.77 | 73.55 | 82.67 | 85.43 | a | 87.94 | 70.63 | 62.10 | 40.40 | 40.97 | 61.12 | ||||||||||||
1941 | 38.10 | 40.04 | 54.77 | 56.93 | 64.45 | 70.27 | 85.39 | 77.81 | 66.47 | 59.03 | 49.83 | 37.52 | 58.38 | |||||||||||||
1942 | 28.73 | a | 34.46 | 44.94 | 57.47 | 58.74 | 69.93 | 85.94 | 82.91 | h | 76.33 | 64.97 | 42.80 | 36.03 | 54.58 | a | ||||||||||
1943 | 31.29 | 40.71 | 47.33 | a | 60.90 | 62.37 | a | 67.97 | 84.83 | a | 81.84 | 82.43 | 60.67 | a | 47.27 | 40.68 | 59.02 | |||||||||
1944 | 33.19 | 38.34 | 47.68 | 55.53 | 66.84 | 70.57 | 83.13 | 82.71 | 75.77 | 69.03 | 41.40 | 35.45 | 58.30 | |||||||||||||
1945 | 35.87 | 41.89 | 44.32 | 55.17 | 65.77 | 72.23 | 88.23 | 85.29 | 73.03 | 67.35 | 43.47 | 35.00 | 58.97 | |||||||||||||
1946 | 35.84 | 39.64 | 48.83 | a | 62.37 | 67.55 | 72.83 | 85.33 | a | 86.48 | 72.55 | a | 54.06 | 44.60 | 42.50 | a | 59.38 | |||||||||
1947 | 36.29 | 48.39 | 54.97 | 60.07 | a | 74.39 | 68.43 | 85.32 | 82.40 | a | 76.40 | 61.52 | 43.40 | 37.94 | 60.79 | |||||||||||
1948 | 43.00 | 41.07 | 44.23 | 52.83 | 63.39 | 75.47 | 81.16 | 81.10 | 72.90 | 63.71 | 44.77 | 30.48 | 57.84 | |||||||||||||
1949 | 21.71 | 37.43 | 47.77 | 64.40 | 70.16 | 76.47 | 86.35 | 84.29 | 77.27 | 57.48 | 57.13 | 36.71 | 59.76 | |||||||||||||
1950 | 29.23 | 40.39 | 44.03 | 56.50 | 66.03 | 73.13 | 85.58 | 86.29 | 75.07 | 63.77 | 49.83 | 40.97 | 59.24 | |||||||||||||
1951 | 33.81 | 41.11 | 44.68 | 63.83 | 67.23 | 76.80 | 87.74 | 84.06 | 78.80 | 57.87 | 44.47 | 32.68 | 59.42 | |||||||||||||
1952 | 31.00 | 36.52 | 41.61 | 62.87 | 67.71 | 72.10 | 85.23 | 84.81 | 79.73 | 73.03 | 47.03 | 35.13 | 59.73 | |||||||||||||
1953 | 43.81 | 45.00 | 50.35 | 56.23 | 59.55 | 68.37 | 87.23 | 81.19 | 81.33 | 65.45 | 51.03 | 39.84 | 60.78 | |||||||||||||
1954 | 39.29 | 47.64 | 47.23 | 61.10 | 71.16 | 69.87 | 86.81 | 78.68 | 74.30 | 63.55 | 54.73 | 37.26 | 60.97 | |||||||||||||
1955 | 32.68 | 36.89 | 45.68 | 49.27 | 64.32 | 77.10 | 81.10 | 88.74 | 75.17 | 65.48 | 43.13 | 38.29 | 58.15 | |||||||||||||
1956 | 36.29 | 34.10 | 48.90 | 60.77 | 68.19 | 72.97 | 86.13 | 81.45 | 77.60 | 59.10 | 50.70 | 40.74 | 59.75 | |||||||||||||
1957 | 29.10 | 41.25 | 48.26 | 57.73 | 65.74 | 76.67 | 83.71 | 81.71 | 79.47 | 56.97 | 47.17 | 40.74 | 59.04 | |||||||||||||
1958 | 37.19 | 45.29 | 46.42 | 55.40 | 75.45 | 74.57 | 84.65 | 87.48 | 73.90 | 70.13 | 49.90 | 45.03 | 62.12 | |||||||||||||
1959 | 41.29 | 43.54 | 51.23 | 62.50 | 61.81 | 78.63 | 89.10 | 82.74 | 68.77 | 63.32 | 53.97 | 39.52 | 61.37 | |||||||||||||
1960 | 32.39 | 37.48 | 51.35 | 57.30 | 63.00 | 79.90 | 90.48 | 80.87 | 79.27 | 63.84 | 44.93 | 39.06 | 59.99 | |||||||||||||
1961 | 41.58 | 45.50 | 48.65 | 58.43 | 64.84 | 83.33 | 88.10 | 87.74 | 69.43 | 60.61 | 46.93 | 35.13 | 60.86 | |||||||||||||
1962 | 32.35 | 38.68 | 46.13 | 63.87 | 61.87 | 76.33 | 83.23 | 80.81 | 78.07 | 62.97 | 49.27 | 42.26 | 59.65 | |||||||||||||
1963 | 38.32 | 51.46 | 48.84 | 51.23 | 68.06 | 71.20 | 80.19 | 83.16 | 79.40 | 65.13 | 47.30 | 37.23 | 60.13 | |||||||||||||
1964 | 35.55 | 39.45 | 45.74 | 55.77 | 64.81 | 71.20 | 84.19 | 80.45 | 73.40 | 67.58 | 44.63 | 37.29 | 58.34 | |||||||||||||
1965 | 37.26 | 45.82 | 51.42 | 58.80 | 64.10 | 74.67 | 83.65 | 79.19 | 69.63 | 69.29 | 49.07 | 37.10 | 60.00 | |||||||||||||
1966 | 36.52 | 40.07 | 51.71 | 60.97 | 71.45 | 72.37 | 83.03 | 84.00 | 76.43 | 63.58 | 47.93 | 36.87 | 60.41 | |||||||||||||
1967 | 39.61 | 46.14 | 46.13 | 48.47 | 67.23 | 74.93 | 88.26 | 90.68 | 80.23 | 61.77 | 50.00 | 36.26 | 60.81 | |||||||||||||
1968 | 37.06 | 49.76 | 54.77 | 55.80 | 66.00 | 76.40 | 89.58 | 76.29 | 74.33 | 60.87 | 44.37 | 36.42 | 60.14 | |||||||||||||
1969 | 35.10 | 36.54 | 46.42 | 58.57 | 71.39 | 74.23 | 85.00 | 84.97 | 76.30 | 55.87 | 51.50 | 39.65 | 59.63 | |||||||||||||
1970 | 37.52 | 48.71 | 48.87 | 50.77 | 67.32 | 76.97 | 86.97 | 88.10 | 70.40 | 59.23 | 46.03 | 32.71 | 59.47 | |||||||||||||
1971 | 39.13 | 44.29 | 44.94 | 56.47 | 65.65 | 70.40 | 84.71 | 88.19 | 68.20 | 58.23 | 46.23 | 33.32 | 58.31 | |||||||||||||
1972 | 33.42 | 41.07 | 54.06 | 53.77 | 70.29 | 77.70 | 84.58 | 84.87 | 68.50 | 62.39 | 44.07 | 29.39 | 58.68 | |||||||||||||
1973 | 34.61 | 43.93 | 47.71 | 57.87 | 70.84 | 76.40 | 87.58 | 83.13 | 73.37 | 61.55 | 42.53 | 39.77 | 59.94 | |||||||||||||
1974 | 35.16 | 43.00 | 47.32 | 55.03 | 63.84 | 82.27 | 82.97 | 83.19 | 80.40 | 63.81 | 48.93 | 37.81 | 60.31 | |||||||||||||
1975 | 35.32 | 40.00 | 44.58 | 49.07 | 64.74 | 72.77 | 85.19 | 79.32 | 79.50 | 58.32 | 45.33 | 40.61 | 57.90 | |||||||||||||
1976 | 37.52 | 40.21 | 46.71 | 55.27 | 69.94 | 71.47 | 83.65 | 74.39 | 76.13 | 64.94 | 55.97 | 44.84 | 60.08 | |||||||||||||
1977 | 29.81 | 48.93 | 46.84 | 64.97 | 58.77 | 81.27 | 83.00 | 84.10 | 70.60 | 63.42 | 45.33 | 40.65 | 59.81 | |||||||||||||
1978 | 37.90 | 40.75 | 56.00 | 54.13 | 62.42 | 72.93 | 83.32 | 80.29 | 69.10 | 68.48 | 44.60 | 32.16 | 58.51 | |||||||||||||
1979 | 26.32 | 39.43 | 50.87 | 56.50 | 67.68 | 76.87 | 85.68 | 80.23 | 78.87 | 64.00 | 43.70 | 39.65 | 59.15 | |||||||||||||
1980 | 34.19 | 43.86 | 45.61 | 60.33 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 46.00 | h | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 35.29 | 41.82 | 48.43 | 57.61 | 66.59 | 74.46 | 85.34 | 83.24 | 75.05 | 62.84 | 47.34 | 37.93 | 59.73 | |||||||||||||
S.D. | 4.47 | 4.23 | 3.52 | 4.37 | 4.05 | 3.95 | 2.30 | 3.65 | 4.17 | 4.07 | 4.10 | 3.62 | 1.13 | |||||||||||||
SKEW | -0.66 | 0.38 | 0.50 | -0.17 | 0.13 | 0.47 | 0.03 | -0.12 | -0.27 | 0.20 | 0.67 | -0.26 | 0.49 | |||||||||||||
MAX | 43.81 | 51.46 | 56.00 | 65.60 | 75.45 | 83.33 | 90.48 | 90.68 | 82.43 | 73.03 | 57.13 | 45.03 | 62.86 | |||||||||||||
MIN | 21.71 | 34.10 | 41.61 | 48.47 | 58.74 | 67.97 | 80.19 | 74.39 | 66.47 | 54.06 | 40.40 | 29.39 | 57.84 | |||||||||||||
YRS | 42 | 42 | 42 | 42 | 41 | 41 | 41 | 40 | 41 | 41 | 41 | 41 | 40 |