YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1941 | ----- | z | ----- | z | ----- | z | ----- | z | 63.06 | 66.47 | 82.62 | b | 74.80 | a | 64.50 | 58.74 | d | 53.20 | 39.29 | 62.84 | d | |||||
1942 | 36.45 | 39.11 | 46.58 | 55.93 | 56.21 | c | 63.50 | 83.29 | 82.65 | 75.70 | 65.60 | a | 44.20 | 42.13 | 57.61 | |||||||||||
1943 | 35.58 | 44.18 | 45.48 | 57.63 | 61.13 | 67.30 | 83.10 | 78.48 | 83.37 | 62.97 | 49.33 | 39.90 | 59.04 | |||||||||||||
1944 | 37.00 | 38.83 | 46.03 | 51.90 | 61.84 | 63.37 | 77.42 | 76.58 | 72.80 | 66.39 | 42.73 | 38.06 | 56.08 | |||||||||||||
1945 | 39.42 | 40.25 | 42.23 | 51.80 | 61.81 | 68.67 | 82.71 | 80.81 | 71.77 | 65.26 | 40.47 | 36.35 | 56.79 | |||||||||||||
1946 | 34.39 | 38.21 | 42.71 | 57.97 | 64.29 | 65.87 | 79.68 | 81.13 | 69.27 | 52.06 | 43.03 | 41.65 | 55.85 | |||||||||||||
1947 | 36.58 | 47.04 | 51.94 | 56.07 | 69.90 | 63.97 | 75.35 | 75.55 | 73.77 | 59.90 | 46.00 | 39.10 | 57.93 | |||||||||||||
1948 | 41.58 | 38.46 | a | 42.10 | 47.50 | 59.06 | 72.93 | c | 78.20 | a | 75.11 | c | 68.38 | d | 62.58 | e | 42.93 | c | 33.05 | i | 57.17 | a | ||||
1949 | 34.68 | 43.18 | 49.27 | a | 69.66 | a | 71.45 | 71.23 | 77.87 | 77.68 | 73.47 | 54.68 | 54.83 | 37.19 | 59.60 | |||||||||||
1950 | 31.17 | a | 41.16 | c | 42.81 | 50.30 | 60.35 | 66.63 | 78.58 | 80.16 | 71.60 | 55.06 | 47.00 | a | 42.81 | 55.64 | ||||||||||
1951 | 33.48 | 38.67 | a | 41.17 | a | 59.10 | a | 59.84 | 71.14 | a | 80.06 | 77.79 | b | 73.97 | a | 53.73 | a | 43.76 | a | 32.13 | 55.40 | |||||
1952 | 31.87 | 39.21 | 39.52 | 58.13 | 63.65 | 66.33 | 82.45 | 79.06 | 76.17 | 69.10 | 42.97 | 34.81 | 56.94 | |||||||||||||
1953 | 41.90 | b | 41.52 | a | 44.74 | 50.83 | 54.55 | 60.70 | 80.35 | 73.63 | a | 75.60 | 59.53 | a | 47.83 | a | 40.23 | 55.95 | ||||||||
1954 | 35.81 | 44.46 | 42.52 | 54.30 | 66.19 | 63.00 | a | 77.74 | 69.74 | 66.70 | 59.64 | c | 50.50 | 37.77 | 55.70 | |||||||||||
1955 | 33.81 | 37.64 | 41.10 | a | 42.97 | a | 57.52 | 69.40 | 73.27 | a | 81.35 | 70.27 | 59.19 | 41.83 | l | 37.00 | c | 54.86 | a | |||||||
1956 | 37.00 | 36.28 | 45.35 | 57.13 | 65.29 | 68.23 | 82.06 | 77.81 | 73.77 | 56.61 | 50.37 | 43.40 | a | 57.78 | ||||||||||||
1957 | 29.58 | 43.43 | 45.06 | 55.30 | 64.71 | 73.33 | 77.68 | 76.58 | 74.90 | 53.39 | 45.34 | a | 41.70 | a | 56.75 | |||||||||||
1958 | 38.32 | 44.79 | 44.23 | 52.37 | 71.84 | 69.93 | 83.29 | 83.68 | 69.73 | 65.19 | 47.57 | 45.26 | 59.68 | |||||||||||||
1959 | 40.35 | 40.00 | 48.35 | 58.37 | 59.32 | 72.00 | 84.97 | 78.74 | 65.63 | 61.58 | 53.80 | 41.06 | 58.68 | |||||||||||||
1960 | 35.68 | 39.69 | 48.97 | 53.03 | 58.35 | 76.30 | 86.39 | 78.23 | 76.30 | 62.10 | 43.40 | 39.65 | 58.17 | |||||||||||||
1961 | 43.35 | 42.61 | 44.48 | 55.17 | 60.45 | 78.93 | 84.58 | 85.00 | 68.50 | 60.10 | 45.13 | 38.19 | 58.88 | |||||||||||||
1962 | 39.39 | 40.68 | 43.10 | 60.47 | 57.57 | a | 73.33 | 81.77 | 76.39 | 76.47 | 60.90 | 48.53 | 43.84 | 58.54 | ||||||||||||
1963 | 39.90 | 49.29 | 47.68 | 48.17 | 64.74 | 68.83 | 75.65 | 80.19 | 77.90 | 59.94 | 44.57 | 41.97 | 58.23 | |||||||||||||
1964 | 35.67 | a | 41.21 | 39.37 | a | 56.50 | t | 62.55 | 68.70 | 79.90 | 78.03 | 71.57 | 65.61 | 51.86 | w | 35.47 | a | 57.81 | b | |||||||
1965 | 38.06 | 44.41 | a | 49.55 | 53.77 | 59.06 | 70.40 | 79.39 | 75.62 | b | 67.07 | 66.26 | 46.27 | 37.52 | 57.28 | |||||||||||
1966 | 36.90 | 40.29 | 46.19 | 58.53 | 67.58 | 67.23 | 74.68 | 80.26 | 73.23 | 62.23 | 46.53 | 38.89 | c | 57.71 | ||||||||||||
1967 | 38.26 | 44.74 | a | 41.87 | 46.32 | h | 63.77 | 71.59 | a | 83.84 | 87.00 | 78.33 | 58.74 | 49.30 | g | 35.07 | a | 60.32 | b | |||||||
1968 | 37.90 | 43.28 | 49.59 | b | 52.40 | 60.45 | 70.77 | 83.39 | 73.25 | c | 72.61 | b | 58.45 | 43.43 | b | 35.30 | k | 58.68 | a | |||||||
1969 | 32.87 | 36.39 | 47.35 | 52.20 | 66.55 | 70.40 | 76.96 | h | 79.65 | 72.80 | 53.06 | 51.57 | 40.77 | 54.87 | a | |||||||||||
1970 | 36.94 | 47.32 | f | 45.94 | 46.97 | 63.94 | 74.20 | 82.19 | 84.18 | c | 67.69 | d | 58.23 | 44.30 | 34.87 | 58.13 | a | |||||||||
1971 | 37.65 | 42.39 | 39.71 | 51.17 | 60.97 | 65.40 | 81.71 | 83.87 | 66.63 | 55.29 | 45.77 | 34.71 | 55.44 | |||||||||||||
1972 | 35.74 | 41.14 | 50.00 | 49.73 | 65.68 | 73.30 | 81.19 | 81.26 | 66.97 | 58.35 | 44.03 | 32.94 | 56.69 | |||||||||||||
1973 | 33.81 | 42.29 | 44.77 | 55.37 | 66.90 | 71.70 | 82.03 | 81.13 | 71.47 | 59.03 | 39.90 | 38.74 | 57.26 | |||||||||||||
1974 | 32.97 | 40.89 | 44.52 | 50.90 | 59.00 | 76.43 | 76.61 | 80.39 | 79.20 | 64.06 | 46.53 | 39.33 | a | 57.57 | ||||||||||||
1975 | 39.45 | 38.04 | 41.13 | 44.70 | 61.55 | 69.07 | 80.16 | 75.19 | 77.67 | 54.94 | 41.93 | 41.19 | 55.42 | |||||||||||||
1976 | 40.68 | 40.52 | 44.06 | 50.53 | 65.19 | 66.70 | 79.16 | 70.94 | 73.83 | 64.48 | 50.57 | 43.48 | 57.51 | |||||||||||||
1977 | 38.26 | 48.29 | 42.55 | 60.14 | a | 54.42 | 77.43 | 79.58 | 83.65 | 67.60 | 61.32 | 44.60 | 39.87 | a | 58.14 | |||||||||||
1978 | 39.13 | 42.89 | 53.03 | 50.20 | 58.81 | 70.60 | 79.10 | 76.29 | 64.93 | 68.03 | 42.90 | 35.84 | 56.81 | |||||||||||||
1979 | 31.90 | 39.29 | 49.52 | 51.47 | 66.00 | 74.50 | 82.29 | 77.42 | 77.33 | 62.77 | 44.03 | 42.73 | a | 58.27 | ||||||||||||
1980 | 37.23 | 43.17 | 45.42 | 56.13 | 62.87 | a | 65.60 | 81.87 | 79.10 | 73.20 | 62.87 | 46.80 | 42.23 | 58.04 | ||||||||||||
1981 | 40.68 | 44.04 | 49.32 | 55.00 | 60.45 | 69.80 | 79.65 | 86.60 | a | 75.07 | 58.06 | 46.93 | 38.55 | 58.68 | ||||||||||||
1982 | 35.29 | 39.39 | 43.84 | 49.77 | 65.00 | 70.30 | 77.90 | a | 79.03 | 66.00 | 56.26 | 41.07 | 35.39 | 54.94 | ||||||||||||
1983 | 40.52 | 40.39 | 44.48 | 49.83 | 65.00 | 66.90 | 71.45 | 78.58 | 69.53 | 60.45 | 42.40 | 31.39 | 55.08 | |||||||||||||
1984 | 40.52 | 42.62 | ----- | z | 47.47 | 59.13 | 65.87 | 82.55 | 80.16 | 68.00 | 51.35 | 39.97 | 32.65 | 55.48 | a | |||||||||||
1985 | 36.68 | 40.07 | 44.77 | 58.67 | 63.39 | 74.10 | a | 85.45 | 77.26 | 62.83 | 57.81 | 36.83 | 37.61 | 56.29 | ||||||||||||
1986 | 41.32 | 41.29 | 51.84 | 52.93 | 62.48 | 77.20 | 74.68 | 85.81 | 62.93 | 63.26 | 46.03 | 38.26 | 58.17 | |||||||||||||
1987 | 37.06 | 42.89 | 47.29 | 63.17 | 66.48 | 76.83 | 74.65 | 81.97 | 79.93 | 72.55 | 47.53 | 36.16 | 60.54 | |||||||||||||
1988 | 36.65 | 48.34 | 49.19 | 55.80 | 60.48 | 69.90 | 83.58 | 82.97 | 76.00 | 73.48 | 41.93 | 38.74 | 59.76 | |||||||||||||
1989 | 38.55 | 34.41 | a | 44.65 | 58.67 | 59.65 | 73.63 | 78.68 | 75.13 | 73.63 | 59.81 | 50.47 | 44.87 | 57.68 | ||||||||||||
1990 | 40.16 | 39.26 | a | 50.06 | 61.63 | 59.94 | 69.73 | 83.16 | 80.39 | 78.73 | 59.58 | 47.10 | 32.29 | 58.50 | ||||||||||||
1991 | 41.16 | 50.68 | 45.23 | 50.93 | 56.94 | 66.17 | 82.90 | 82.00 | 80.70 | 66.39 | 44.73 | 39.87 | 58.97 | |||||||||||||
1992 | 40.35 | 49.38 | 56.16 | 58.63 | 72.55 | 77.69 | a | 79.58 | 84.23 | 74.07 | 65.42 | 44.57 | 34.55 | 61.43 | ||||||||||||
1993 | 31.35 | 36.07 | 48.52 | 50.00 | 65.55 | 66.43 | 70.26 | 76.42 | 76.77 | 63.71 | 46.40 | 38.81 | 55.86 | |||||||||||||
1994 | 43.58 | 42.00 | b | 53.29 | 56.93 | 65.74 | 71.00 | 85.97 | 82.29 | 77.37 | 59.80 | a | 37.24 | a | 37.55 | 59.40 | ||||||||||
1995 | 38.90 | 50.71 | 46.03 | 52.33 | 62.16 | 67.50 | 77.23 | 76.65 | 76.57 | 60.32 | 50.43 | 38.32 | 58.10 | |||||||||||||
1996 | 38.13 | 40.79 | 48.84 | 54.38 | a | 58.10 | 71.27 | 83.80 | a | 81.68 | 69.73 | 58.87 | 47.43 | ----- | z | 59.37 | a | |||||||||
1997 | 38.67 | a | 40.93 | 49.45 | 51.47 | 67.58 | 68.93 | 78.61 | 79.71 | 71.28 | a | 57.45 | 46.80 | 38.55 | 57.45 | |||||||||||
1998 | 40.52 | 40.43 | 47.35 | 52.40 | 54.00 | 68.73 | 83.45 | 83.58 | 76.90 | 59.32 | 42.33 | 35.23 | 57.02 | |||||||||||||
1999 | 39.90 | 37.29 | 43.13 | 50.23 | 58.48 | 67.83 | 79.58 | 77.65 | 74.33 | 64.87 | 49.50 | 39.58 | 56.86 | |||||||||||||
2000 | 37.26 | 41.10 | 46.13 | 57.80 | 60.10 | 73.87 | 78.45 | 82.87 | 71.87 | 58.81 | 41.00 | 38.81 | 57.34 | |||||||||||||
2001 | 39.26 | 39.86 | 48.81 | 49.40 | 69.68 | 68.97 | 78.52 | 83.71 | 76.53 | 62.45 | 46.53 | 35.87 | 58.30 | |||||||||||||
2002 | 36.58 | 44.46 | 44.06 | 55.93 | 60.87 | 73.57 | 84.97 | 79.52 | 75.17 | 61.71 | 50.00 | 40.87 | 58.98 | |||||||||||||
2003 | 42.52 | 43.29 | 47.42 | 48.97 | 60.48 | 76.37 | 85.81 | 82.23 | 77.97 | 64.97 | 40.70 | 38.19 | 59.07 | |||||||||||||
2004 | 37.52 | 41.55 | 53.77 | 58.33 | 60.19 | 73.00 | 83.26 | 80.77 | 69.87 | 60.10 | 47.13 | 41.00 | 58.87 | |||||||||||||
2005 | 39.58 | 46.14 | 51.39 | 51.77 | 61.32 | 65.23 | 84.00 | 84.39 | 72.80 | 61.84 | 43.97 | a | 35.97 | 58.20 | ||||||||||||
2006 | 38.19 | 41.29 | 41.87 | 53.57 | 65.94 | 73.90 | 85.58 | 80.90 | 75.80 | 62.06 | 43.33 | 38.42 | 58.40 | |||||||||||||
2007 | 38.29 | 42.11 | 53.58 | 55.13 | 66.61 | 72.03 | 84.35 | 81.39 | 72.43 | 56.61 | 49.60 | 35.26 | 58.95 | |||||||||||||
2008 | 34.55 | 43.28 | 44.55 | 48.67 | 62.45 | 70.03 | 83.71 | 80.13 | 76.90 | 62.48 | 49.47 | 37.65 | 57.82 | |||||||||||||
2009 | 41.81 | 43.79 | 43.23 | 53.33 | 65.19 | 70.57 | 85.03 | 81.68 | 80.47 | 56.13 | 45.80 | 34.61 | 58.47 | |||||||||||||
2010 | 40.97 | 44.07 | 50.10 | 50.50 | 55.48 | 67.47 | 82.52 | 80.90 | 72.07 | 62.84 | 44.23 | 37.39 | 57.38 | |||||||||||||
2011 | 41.48 | 40.00 | 42.97 | 45.03 | 56.42 | 66.77 | 77.26 | 84.03 | 80.27 | 61.90 | 44.47 | 41.58 | 56.85 | |||||||||||||
2012 | 40.55 | 42.45 | 45.06 | 55.37 | 63.87 | 66.57 | 81.77 | 86.19 | 78.33 | 63.45 | 44.90 | 36.58 | 58.76 | |||||||||||||
2013 | 37.77 | 43.89 | 48.61 | 55.40 | 61.71 | 69.83 | 85.26 | 82.77 | 74.33 | 60.35 | 47.50 | 40.57 | c | 59.00 | ||||||||||||
2014 | 45.29 | 41.00 | 51.45 | 57.30 | 66.84 | 68.60 | 87.13 | 79.68 | 77.57 | 66.10 | 45.30 | 40.87 | 60.59 | |||||||||||||
2015 | 44.97 | 49.11 | 56.00 | 53.67 | 62.13 | 78.87 | 79.97 | 81.39 | 71.80 | 66.48 | 44.73 | 35.90 | 60.42 | |||||||||||||
2016 | 37.06 | 46.48 | 46.03 | 61.53 | 64.65 | 71.93 | 77.65 | 82.74 | 70.93 | 53.77 | 49.67 | 33.03 | 57.96 | |||||||||||||
2017 | 33.19 | 39.61 | 46.26 | 50.93 | 64.77 | 71.30 | 85.52 | 88.45 | 76.10 | 60.00 | 46.93 | 43.61 | 58.89 | |||||||||||||
2018 | 46.16 | 41.32 | 47.68 | 55.60 | 69.48 | 73.00 | 87.29 | 84.55 | 75.67 | 62.87 | 48.90 | 37.29 | 60.82 | |||||||||||||
2019 | 41.90 | 33.07 | 43.87 | 53.53 | 64.26 | 74.27 | 80.16 | 84.03 | 69.43 | 54.97 | 51.50 | 36.52 | 57.29 | |||||||||||||
2020 | 38.68 | 46.07 | 45.90 | 56.93 | 64.58 | 70.70 | 82.74 | 85.74 | 80.57 | 66.26 | 45.57 | 39.65 | 60.28 | |||||||||||||
2021 | 39.77 | 39.04 | 47.45 | 59.20 | 64.81 | 80.57 | 89.39 | 84.58 | 77.63 | 57.61 | 48.93 | 38.58 | 60.63 | |||||||||||||
2022 | 42.94 | 47.61 | 50.71 | 48.20 | 58.52 | 70.90 | 87.71 | 89.16 | 78.03 | 70.77 | 40.60 | 35.23 | 60.03 | |||||||||||||
2023 | 35.23 | 41.00 | 39.79 | c | 50.30 | 66.74 | 73.67 | 86.45 | 85.00 | 71.40 | 62.42 | 47.63 | 41.52 | 58.43 | ||||||||||||
2024 | 38.35 | 41.93 | 46.68 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 42.32 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 38.08 | 41.98 | 46.42 | 53.81 | 62.63 | 70.45 | 81.14 | 80.45 | 73.34 | 61.01 | 45.81 | 38.38 | 57.97 | |||||||||||||
S.D. | 3.34 | 3.53 | 3.79 | 4.55 | 4.04 | 4.02 | 3.80 | 3.82 | 4.51 | 4.48 | 3.58 | 3.13 | 1.49 | |||||||||||||
SKEW | -0.13 | 0.38 | 0.38 | 0.38 | 0.13 | 0.21 | -0.43 | -0.26 | -0.30 | 0.25 | 0.05 | -0.03 | 0.02 | |||||||||||||
MAX | 46.16 | 50.71 | 56.16 | 69.66 | 72.55 | 80.57 | 89.39 | 89.16 | 83.37 | 73.48 | 54.83 | 45.26 | 61.43 | |||||||||||||
MIN | 29.58 | 33.07 | 39.37 | 42.97 | 54.00 | 60.70 | 70.26 | 69.74 | 62.83 | 51.35 | 36.83 | 31.39 | 54.94 | |||||||||||||
YRS | 83 | 82 | 82 | 80 | 83 | 83 | 82 | 83 | 83 | 83 | 80 | 80 | 73 |