YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 67.60 | 56.68 | 54.87 | 47.16 | 56.58 | h | ||||
1943 | 44.45 | 50.82 | 51.13 | 63.43 | 65.45 | 77.50 | 81.13 | 80.00 | 72.07 | 62.55 | 53.00 | 43.86 | b | 62.12 | ||||||||||||
1944 | 41.65 | 41.69 | 49.32 | 51.00 | a | 65.10 | 75.07 | 79.03 | 79.52 | 73.30 | 62.65 | 49.17 | 43.23 | 59.23 | ||||||||||||
1945 | 43.26 | 46.61 | 52.39 | 55.87 | 68.56 | f | 75.63 | 80.23 | 79.13 | a | 74.93 | 67.81 | 57.73 | 45.03 | 61.69 | a | ||||||||||
1946 | 43.35 | 49.29 | 53.06 | 66.90 | 63.65 | 80.50 | 81.23 | 76.26 | 72.03 | 61.84 | 47.38 | a | 48.15 | k | 63.23 | a | ||||||||||
1947 | 42.32 | ----- | z | 48.94 | 54.50 | 64.77 | 74.40 | 79.52 | 78.29 | g | 75.33 | 64.29 | 44.53 | 40.03 | a | 58.86 | b | |||||||||
1948 | 36.61 | 39.00 | 42.32 | 64.03 | a | 65.87 | 73.73 | 79.19 | 77.52 | 75.20 | 62.65 | 45.63 | 43.39 | 58.76 | ||||||||||||
1949 | 38.79 | q | ----- | z | 50.87 | a | 55.37 | 65.29 | 71.77 | 77.03 | 76.23 | 71.93 | 62.45 | 59.13 | 43.55 | 63.36 | b | |||||||||
1950 | 45.97 | 49.43 | 49.70 | u | 61.87 | 67.32 | 75.93 | 74.45 | 74.42 | 67.33 | 70.84 | 55.37 | 52.45 | 63.22 | a | |||||||||||
1951 | 42.81 | 49.29 | 50.39 | 56.53 | 68.35 | 73.55 | a | 82.68 | c | 79.39 | 76.83 | 63.39 | 48.73 | 44.55 | 61.37 | |||||||||||
1952 | 46.19 | 44.45 | 46.19 | 57.27 | 65.48 | 82.00 | 79.10 | u | 79.91 | i | 73.30 | 67.61 | 45.77 | 43.61 | 57.19 | b | ||||||||||
1953 | 51.84 | 44.54 | 55.45 | 58.20 | 62.87 | ----- | z | ----- | z | 79.55 | 77.53 | 64.16 | 53.43 | 42.87 | 59.04 | b | ||||||||||
1954 | 52.00 | r | 54.21 | 48.77 | 67.03 | 65.29 | 79.23 | 80.52 | 78.13 | 76.33 | 65.39 | 56.10 | 48.55 | 65.41 | a | |||||||||||
1955 | 38.94 | 40.43 | 52.68 | 57.70 | 64.39 | 72.43 | 78.19 | 75.26 | 73.13 | 67.43 | a | 53.47 | 50.03 | 60.34 | ||||||||||||
1956 | 47.48 | 41.50 | a | 53.55 | i | 58.73 | 72.81 | 77.44 | c | 78.00 | x | 75.45 | 76.37 | 65.29 | 47.63 | ----- | z | 62.52 | c | |||||||
1957 | ----- | z | ----- | z | 53.50 | y | 54.30 | 59.26 | 75.00 | 78.57 | a | 76.16 | 71.10 | 58.81 | 43.00 | 49.00 | 62.80 | c | ||||||||
1958 | 41.58 | 47.25 | 40.58 | 52.50 | 66.29 | 75.70 | 77.55 | 77.45 | 71.10 | 62.90 | 54.73 | 48.10 | 59.64 | |||||||||||||
1959 | 43.61 | 42.29 | 49.52 | 58.13 | 66.86 | b | 75.60 | 76.84 | 77.32 | 72.77 | 59.94 | 52.77 | 43.37 | a | 59.92 | |||||||||||
1960 | 39.03 | 34.62 | 50.39 | 61.53 | 66.23 | 76.77 | 76.23 | a | 79.58 | 72.13 | 60.68 | 52.53 | 39.61 | 59.11 | ||||||||||||
1961 | 42.84 | 45.00 | 48.87 | 57.40 | 69.10 | 74.80 | 76.81 | 74.42 | 69.27 | 63.48 | 46.55 | a | 40.35 | 59.07 | ||||||||||||
1962 | 40.13 | 48.86 | 47.23 | 61.30 | 70.97 | 73.30 | 76.65 | 81.45 | 71.60 | 65.29 | 51.83 | 44.87 | a | 61.12 | ||||||||||||
1963 | 38.65 | 44.89 | 49.19 | 62.00 | 68.87 | 76.23 | 82.06 | 76.23 | 72.81 | i | 66.08 | e | 52.90 | 43.59 | i | 61.71 | b | |||||||||
1964 | 39.58 | 34.55 | 45.03 | 56.93 | 68.13 | ----- | z | 81.97 | 77.71 | 70.63 | 64.65 | 48.87 | 42.62 | g | 58.80 | b | ||||||||||
1965 | 45.62 | b | 42.39 | 41.71 | 60.17 | a | 65.60 | a | 70.87 | 77.35 | 74.45 | 67.38 | a | 63.42 | 54.40 | 44.45 | k | 60.31 | a | |||||||
1966 | 37.38 | b | 38.96 | 52.45 | 59.37 | 69.87 | 74.63 | 81.26 | 74.29 | 71.83 | 61.77 | 54.70 | 45.08 | e | 60.13 | |||||||||||
1967 | 45.31 | b | 44.18 | 58.35 | 62.10 | 66.71 | 74.03 | 77.10 | 73.56 | o | 69.27 | 65.03 | 52.07 | 36.39 | 59.14 | a | ||||||||||
1968 | 42.58 | 42.97 | 48.90 | a | 54.60 | 64.48 | 79.13 | 77.10 | 74.17 | b | 71.33 | 64.94 | 45.57 | 43.16 | 59.08 | |||||||||||
1969 | 47.10 | 44.21 | 40.97 | 59.80 | 67.42 | 70.77 | 79.13 | 78.71 | 71.30 | 55.71 | 48.80 | 43.13 | 58.92 | |||||||||||||
1970 | 42.84 | 48.39 | 45.19 | 55.53 | 69.26 | 74.43 | 79.00 | 79.35 | 71.37 | 55.90 | 49.07 | 45.55 | 59.66 | |||||||||||||
1971 | 44.65 | 42.96 | 53.35 | 58.10 | 65.55 | 78.10 | 78.77 | 74.45 | 70.57 | 60.52 | 49.33 | 39.42 | 59.65 | |||||||||||||
1972 | 45.10 | 49.34 | 58.06 | 62.50 | 66.58 | 78.43 | 77.35 | 74.87 | 70.57 | 59.90 | 40.57 | 41.55 | 60.40 | |||||||||||||
1973 | 38.84 | 42.04 | 43.39 | 48.70 | 63.90 | 75.23 | 76.87 | 78.07 | a | 69.73 | 64.23 | 54.27 | 42.81 | 58.17 | ||||||||||||
1974 | 39.94 | 45.79 | 56.58 | 58.97 | a | 73.32 | 76.87 | 80.52 | 74.94 | 68.57 | 61.39 | 49.00 | 39.10 | 60.41 | ||||||||||||
1975 | 41.03 | 41.64 | 48.65 | 55.87 | 66.13 | 75.60 | 76.77 | 80.03 | a | 68.07 | 66.42 | 48.37 | 44.90 | 59.46 | ||||||||||||
1976 | 42.23 | 51.55 | 51.00 | a | 58.00 | 64.10 | a | 75.43 | 79.16 | 76.58 | e | 69.83 | 56.90 | 46.83 | 43.26 | 59.57 | ||||||||||
1977 | 41.90 | 46.32 | 47.35 | 56.57 | 67.71 | 79.10 | 80.28 | b | 78.79 | b | 73.87 | 65.35 | 52.27 | 47.45 | 61.41 | |||||||||||
1978 | 40.71 | 42.39 | 51.61 | 63.23 | 65.48 | 76.57 | 81.77 | 79.16 | 73.90 | 64.19 | 47.17 | 38.73 | a | 60.41 | ||||||||||||
1979 | 34.19 | 43.14 | 48.29 | 57.97 | 63.52 | 74.13 | 79.68 | 75.74 | 72.87 | 66.06 | 42.37 | 46.55 | 58.71 | |||||||||||||
1980 | 41.84 | 47.66 | 48.48 | 53.21 | b | 62.65 | 81.53 | 84.97 | 80.90 | 74.63 | 61.57 | a | 49.17 | 51.26 | 61.49 | |||||||||||
1981 | 45.97 | 50.14 | 46.77 | 65.63 | 64.23 | 80.47 | 78.68 | 73.39 | 69.73 | 60.03 | 50.93 | ----- | z | 62.36 | a | |||||||||||
1982 | 44.26 | 43.18 | 50.84 | 57.23 | 65.00 | 69.00 | e | 77.54 | g | 75.47 | a | 69.76 | a | 58.45 | 50.43 | 37.68 | 56.48 | a | ||||||||
1983 | 43.65 | e | 40.14 | 42.29 | 49.77 | 61.55 | 69.57 | 81.74 | d | 80.26 | 70.53 | 57.45 | 49.77 | 34.32 | 56.75 | |||||||||||
1984 | 37.55 | 41.90 | 42.84 | 51.07 | 68.32 | 74.07 | 77.76 | b | 73.94 | 70.07 | 50.23 | 45.50 | 37.87 | 55.92 | ||||||||||||
1985 | 32.05 | j | 32.57 | 49.39 | 59.59 | a | 67.68 | c | 75.87 | 79.52 | d | 72.96 | c | 65.93 | 62.40 | a | 50.33 | 43.13 | 59.94 | a | ||||||
1986 | 49.67 | a | 47.57 | 54.61 | ----- | z | ----- | z | 73.00 | a | 79.43 | a | 78.53 | a | 74.37 | 64.64 | c | 46.72 | a | 39.16 | 60.77 | b | ||||
1987 | 33.79 | c | 42.00 | m | ----- | z | 55.19 | c | 63.84 | 72.30 | 81.10 | 70.43 | a | 64.93 | 62.39 | 49.47 | 38.66 | b | 59.21 | b | ||||||
1988 | 37.87 | 45.41 | 47.58 | 59.17 | 64.16 | 76.20 | 80.87 | 77.90 | a | 68.83 | 65.84 | 49.83 | 42.39 | 59.67 | ||||||||||||
1989 | 42.97 | 41.32 | 57.70 | a | 61.67 | 69.97 | 70.50 | 80.35 | 76.26 | 69.90 | 61.65 | 56.50 | j | 41.23 | a | 61.23 | a | |||||||||
1990 | 42.94 | 42.68 | 47.71 | 56.40 | 63.84 | 82.77 | 77.10 | 76.81 | 71.39 | b | 61.68 | 53.87 | 41.41 | b | 59.88 | |||||||||||
1991 | 40.35 | 47.32 | 47.84 | 55.77 | 68.19 | 72.93 | 74.14 | b | 73.13 | 65.67 | 62.27 | a | 43.17 | 39.45 | 57.52 | |||||||||||
1992 | 39.42 | 42.72 | 48.94 | 60.73 | 62.68 | 69.23 | 74.35 | 72.74 | 70.83 | 62.42 | 41.10 | 40.52 | b | 57.14 | ||||||||||||
1993 | 40.10 | a | 40.23 | b | 47.53 | a | 55.07 | a | 63.30 | a | 72.60 | 78.74 | 71.65 | 67.97 | 58.67 | a | 46.37 | c | 41.87 | 57.01 | ||||||
1994 | 41.70 | a | 43.29 | 49.57 | a | 55.00 | a | 63.80 | a | 79.17 | 77.77 | 75.74 | 69.67 | 57.84 | 47.13 | 43.90 | 58.71 | |||||||||
1995 | 40.86 | c | 47.61 | 49.53 | a | 51.90 | a | 57.16 | 67.77 | 76.13 | 78.71 | 67.76 | a | 62.55 | 54.46 | b | 43.03 | b | 58.12 | |||||||
1996 | 43.10 | a | 47.76 | 48.38 | b | 58.32 | b | 73.23 | 73.73 | 76.48 | 74.32 | 67.03 | a | 59.03 | a | 50.13 | 44.90 | a | 59.70 | |||||||
1997 | 38.79 | b | 36.64 | 53.84 | 49.93 | c | 63.47 | a | 72.69 | a | 77.42 | 74.45 | 72.10 | a | 59.59 | b | 43.63 | c | 38.68 | c | 56.77 | |||||
1998 | 43.00 | 39.96 | 47.10 | a | 51.31 | a | 70.52 | 77.10 | 77.84 | 75.06 | 75.03 | 59.47 | a | 51.62 | a | 43.26 | 59.27 | |||||||||
1999 | 43.33 | a | 50.59 | a | 51.03 | a | 52.82 | b | 62.19 | 72.43 | 76.35 | 74.45 | 66.63 | 62.32 | 58.72 | a | 39.50 | a | 59.20 | |||||||
2000 | 42.87 | a | 50.14 | 48.70 | a | 59.79 | a | 71.27 | a | 73.40 | 78.84 | 78.77 | 75.34 | a | 57.93 | b | 41.75 | b | 41.54 | c | 60.03 | |||||
2001 | 38.39 | 44.12 | b | 47.16 | 60.37 | 65.70 | a | 78.00 | c | 80.87 | 77.35 | 73.30 | 64.58 | 51.83 | a | 43.68 | 60.45 | |||||||||
2002 | 44.07 | b | 42.14 | 50.34 | b | 62.83 | 69.90 | a | 78.93 | 79.65 | 77.81 | 69.86 | a | 54.23 | 46.31 | a | 40.61 | 59.72 | ||||||||
2003 | 47.40 | a | 38.29 | 49.47 | a | 57.43 | 68.29 | 70.45 | a | 83.55 | 78.27 | a | 68.63 | 65.77 | a | 51.28 | a | 44.17 | a | 60.25 | ||||||
2004 | 42.00 | 37.00 | a | 55.31 | b | 54.42 | d | 70.48 | 73.03 | 75.33 | a | 71.77 | 68.53 | 58.13 | 43.82 | b | 44.03 | a | 57.82 | |||||||
2005 | 43.33 | a | 41.11 | 43.87 | a | 54.53 | 63.77 | 74.90 | 80.42 | 74.32 | 72.10 | 60.50 | a | 52.66 | a | 43.73 | a | 58.77 | ||||||||
2006 | 46.28 | b | 46.30 | a | 49.20 | a | 62.53 | 68.94 | 78.93 | 78.13 | a | 72.87 | 65.00 | 57.52 | 53.62 | a | 40.10 | b | 59.95 | |||||||
2007 | 35.76 | b | 44.89 | a | 53.73 | a | 53.86 | a | 63.03 | a | 73.20 | 77.74 | 79.94 | 71.90 | 63.03 | 52.48 | a | 38.83 | b | 59.03 | ||||||
2008 | 36.77 | 44.39 | a | 47.90 | 55.83 | 64.29 | 77.47 | 78.26 | 73.77 | 69.20 | 62.93 | b | 50.38 | a | 44.16 | f | 60.11 | a | ||||||||
2009 | 46.87 | a | 46.86 | 51.32 | 54.30 | 65.84 | 71.40 | 77.87 | 76.13 | 66.73 | 54.10 | b | 51.80 | 35.10 | b | 58.19 | ||||||||||
2010 | 41.80 | a | 33.93 | 44.23 | a | 55.96 | b | 64.13 | 77.43 | 77.16 | 77.32 | 75.20 | 60.87 | 49.11 | c | 45.85 | d | 58.58 | ||||||||
2011 | 41.97 | a | 42.15 | b | 53.71 | 59.63 | 64.43 | a | 80.92 | e | ----- | z | 80.35 | 68.57 | 60.90 | a | 49.29 | b | 37.63 | d | 58.14 | a | ||||
2012 | 44.17 | a | 37.71 | a | 55.87 | a | 62.96 | d | 68.80 | a | 78.93 | 82.10 | 78.13 | 70.37 | 60.97 | 55.72 | a | 41.16 | 61.41 | |||||||
2013 | 39.94 | 39.04 | 49.77 | 55.76 | a | 66.71 | ----- | z | 77.68 | 76.74 | 69.62 | a | 56.84 | 47.50 | 41.97 | 56.51 | a | |||||||||
2014 | 42.97 | 45.93 | 50.87 | 54.63 | 66.26 | 75.60 | 76.16 | 75.16 | 71.60 | 62.43 | a | 48.53 | 40.26 | 59.20 | ||||||||||||
2015 | 41.43 | a | 42.93 | 52.16 | ----- | z | 65.94 | 75.27 | 75.81 | 78.13 | 74.93 | 60.20 | a | 48.07 | 41.61 | 59.68 | a | |||||||||
2016 | 40.00 | 47.14 | ----- | z | 53.57 | 63.10 | a | 78.27 | ----- | z | 73.58 | 71.83 | 67.31 | b | 52.43 | 42.03 | 58.93 | b | ||||||||
2017 | 40.65 | 49.61 | 58.35 | 55.73 | ----- | z | ----- | z | ----- | z | 72.35 | 69.20 | 60.90 | 57.27 | 47.16 | 56.80 | c | |||||||||
2018 | 47.81 | 45.79 | 52.87 | 58.21 | a | 71.58 | 80.17 | 79.65 | 76.81 | 73.23 | 57.89 | c | 44.10 | 40.61 | 60.73 | |||||||||||
2019 | 40.74 | 42.89 | 46.39 | 58.07 | 61.10 | 73.30 | 80.32 | 80.55 | 76.67 | 55.68 | 48.83 | 43.19 | 58.98 | |||||||||||||
2020 | 40.26 | 40.14 | 53.26 | 57.83 | 70.19 | 78.37 | 80.61 | 82.19 | 71.00 | a | 63.61 | 53.07 | 42.00 | 61.04 | ||||||||||||
2021 | 39.26 | 40.07 | 48.39 | 56.63 | 63.03 | 75.30 | ----- | z | 77.16 | 74.17 | 62.27 | a | 56.59 | a | 49.37 | a | 58.38 | a | ||||||||
2022 | 44.29 | 40.79 | 47.81 | e | 60.20 | 69.20 | a | 74.31 | a | 79.32 | 76.34 | b | 75.77 | 59.61 | ----- | z | ----- | z | 62.76 | b | ||||||
2023 | 39.73 | a | 45.83 | d | 47.11 | d | ----- | z | 66.42 | e | 70.82 | b | 81.79 | b | 78.71 | c | 73.25 | b | 63.13 | a | ----- | z | 44.39 | c | 61.12 | b |
2024 | 37.97 | 45.07 | a | 49.32 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 44.12 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 42.02 | 43.82 | 49.58 | 57.55 | 66.16 | 75.34 | 78.82 | 76.62 | 71.25 | 61.71 | 49.98 | 42.73 | 59.38 | |||||||||||||
S.D. | 3.36 | 4.36 | 4.02 | 3.94 | 3.12 | 3.26 | 2.22 | 2.58 | 2.97 | 3.60 | 4.24 | 3.57 | 1.33 | |||||||||||||
SKEW | 0.13 | -0.24 | 0.05 | 0.15 | 0.11 | 0.04 | 0.21 | -0.10 | 0.01 | -0.40 | -0.10 | 0.31 | -0.39 | |||||||||||||
MAX | 51.84 | 54.21 | 58.35 | 67.03 | 73.32 | 82.77 | 84.97 | 82.19 | 77.53 | 70.84 | 59.13 | 52.45 | 62.12 | |||||||||||||
MIN | 33.79 | 32.57 | 40.58 | 48.70 | 57.16 | 67.77 | 74.14 | 70.43 | 64.93 | 50.23 | 40.57 | 34.32 | 55.92 | |||||||||||||
YRS | 78 | 78 | 77 | 78 | 78 | 77 | 73 | 78 | 81 | 82 | 79 | 74 | 52 |