YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 85.00 | o | 77.84 | 79.03 | 62.42 | 52.40 | 44.81 | 63.30 | g | |||||
1944 | 44.84 | 49.52 | 55.13 | 58.43 | 65.94 | 71.47 | 82.06 | 79.87 | 79.63 | 68.74 | 51.20 | 44.19 | 62.59 | |||||||||||||
1945 | 47.19 | 51.79 | 51.42 | 57.77 | 66.52 | 73.47 | 84.16 | 81.29 | 73.90 | 64.74 | 51.07 | 46.90 | a | 62.52 | ||||||||||||
1946 | 46.58 | 49.64 | 53.55 | 60.47 | 70.00 | 70.47 | 80.23 | 81.52 | 72.20 | 58.30 | a | 50.83 | 46.03 | 61.65 | ||||||||||||
1947 | 42.61 | 53.15 | a | 57.29 | 63.13 | 72.00 | 69.80 | 75.68 | 76.61 | 74.73 | 62.03 | 53.27 | 48.26 | 62.38 | ||||||||||||
1948 | 46.55 | 47.24 | 51.52 | 53.97 | 62.74 | 75.15 | c | 77.20 | a | 76.16 | 74.67 | 61.94 | 50.33 | 42.00 | 59.95 | |||||||||||
1949 | 35.45 | 46.68 | 52.74 | 62.77 | 68.35 | 74.03 | 79.35 | 78.19 | 74.63 | 59.10 | 57.53 | 46.45 | 61.27 | |||||||||||||
1950 | 37.13 | 45.71 | 49.48 | 57.33 | 65.73 | a | 71.27 | 82.48 | 83.61 | 76.17 | 59.90 | 54.33 | 51.84 | 61.25 | ||||||||||||
1951 | 45.84 | 49.63 | a | 49.90 | 66.69 | a | 66.29 | 78.90 | 80.84 | 81.58 | 78.60 | 61.61 | 53.10 | 44.26 | 63.10 | |||||||||||
1952 | 44.10 | a | 50.18 | a | 51.27 | a | 62.80 | 67.97 | a | 68.50 | 82.39 | 78.97 | 79.73 | 70.77 | 47.97 | 47.61 | 62.69 | |||||||||
1953 | 51.53 | a | 50.89 | 53.23 | 58.37 | 61.19 | 66.24 | a | 80.06 | 77.39 | 76.23 | 65.23 | 56.10 | 48.93 | a | 62.12 | ||||||||||
1954 | 46.45 | 50.71 | 53.52 | 60.70 | 66.93 | a | 65.90 | 75.42 | 73.29 | 71.80 | 62.65 | 56.13 | 46.81 | 60.86 | ||||||||||||
1955 | 44.32 | 47.57 | 49.06 | 52.90 | 64.68 | 71.80 | 72.87 | 79.90 | 74.40 | 62.68 | 49.72 | a | 47.42 | 59.78 | ||||||||||||
1956 | 47.06 | 42.07 | a | 52.10 | 60.93 | 67.74 | 69.30 | 80.62 | b | 78.26 | 76.67 | 61.23 | 51.03 | 46.00 | 61.08 | |||||||||||
1957 | 38.68 | 49.32 | 52.94 | 61.53 | 67.17 | a | 72.83 | 78.06 | 76.84 | 78.93 | 62.29 | 53.30 | 49.20 | a | 61.76 | |||||||||||
1958 | 48.23 | 54.46 | 54.10 | 58.67 | 72.29 | 72.50 | 85.10 | 85.65 | 74.70 | 67.35 | 53.53 | 52.81 | 64.95 | |||||||||||||
1959 | 48.52 | 49.11 | 55.06 | 62.37 | 62.94 | 71.03 | 82.87 | 80.45 | 69.17 | 65.23 | 54.83 | 47.32 | 62.41 | |||||||||||||
1960 | 43.23 | 50.17 | 54.48 | 59.07 | 62.35 | 75.63 | 84.19 | 77.16 | 75.03 | 65.39 | 53.47 | 45.61 | 62.15 | |||||||||||||
1961 | 50.39 | 52.50 | 53.00 | 59.60 | 63.39 | 76.40 | 81.45 | 83.77 | 71.90 | 63.32 | 50.70 | 47.68 | 62.84 | |||||||||||||
1962 | 44.74 | 49.04 | 51.52 | 62.57 | 59.58 | 72.47 | 80.29 | 77.03 | 75.50 | 61.52 | 55.03 | 48.42 | 61.47 | |||||||||||||
1963 | 42.61 | 56.57 | 53.55 | 53.90 | 66.29 | 70.73 | 74.06 | 77.71 | 76.10 | 64.19 | 52.70 | 47.42 | 61.32 | |||||||||||||
1964 | 47.55 | 50.34 | 51.52 | 56.80 | 62.68 | 69.00 | 78.19 | 76.55 | 73.20 | 66.55 | 48.07 | 46.77 | 60.60 | |||||||||||||
1965 | 44.77 | 51.86 | 59.58 | 60.60 | 64.61 | 71.77 | 81.74 | 79.19 | 74.53 | 65.97 | 55.07 | 44.90 | 62.88 | |||||||||||||
1966 | 46.26 | 49.32 | 53.32 | 63.17 | 68.58 | 73.23 | 77.84 | 81.29 | 76.10 | 64.32 | 53.53 | 50.00 | 63.08 | |||||||||||||
1967 | 48.94 | 53.25 | 51.87 | 54.87 | 67.45 | 76.07 | 83.39 | 87.87 | 80.67 | 62.90 | 54.57 | 46.65 | 64.04 | |||||||||||||
1968 | 47.03 | 56.55 | 57.16 | 59.17 | 65.06 | 73.00 | 80.81 | 75.94 | 72.97 | 62.06 | 54.27 | 44.42 | 62.37 | |||||||||||||
1969 | 41.47 | a | 45.96 | 57.97 | 58.83 | 69.42 | 72.80 | 78.77 | 78.81 | 74.90 | 60.32 | 52.73 | 47.45 | 61.62 | ||||||||||||
1970 | 46.29 | 54.57 | 56.58 | 56.40 | 67.00 | 77.37 | 83.48 | 82.16 | 73.03 | 63.19 | 53.97 | 45.55 | 63.30 | |||||||||||||
1971 | 45.06 | 48.71 | 50.06 | 57.73 | 66.55 | 68.07 | 80.68 | 82.74 | 72.67 | 61.13 | 50.93 | 45.45 | 60.82 | |||||||||||||
1972 | 45.42 | 50.59 | 56.94 | 55.87 | 68.58 | 73.03 | 84.45 | 84.03 | 72.90 | 64.26 | 53.20 | 43.06 | 62.69 | |||||||||||||
1973 | 44.03 | 53.18 | 52.61 | 61.53 | 69.32 | 73.40 | 82.65 | 79.13 | 74.03 | 63.45 | 48.63 | 48.71 | 62.56 | |||||||||||||
1974 | 43.55 | 47.29 | 54.06 | 57.90 | 63.90 | 74.13 | 78.32 | 82.10 | 83.20 | 68.32 | 53.33 | 49.13 | 62.94 | |||||||||||||
1975 | 49.10 | 48.18 | 52.03 | 54.37 | 66.03 | 72.43 | 80.55 | 76.39 | 80.47 | 60.71 | 51.77 | 48.19 | 61.68 | |||||||||||||
1976 | 47.61 | 49.45 | 52.39 | 57.03 | 67.29 | 70.30 | 79.77 | 76.06 | 76.50 | 66.35 | 54.27 | 43.90 | 61.74 | |||||||||||||
1977 | 48.03 | 53.75 | 53.26 | 62.93 | a | 61.68 | 75.10 | 79.26 | 85.10 | 70.57 | 64.03 | 51.40 | 49.16 | 62.86 | ||||||||||||
1978 | 48.48 | 51.57 | 59.52 | 57.83 | 64.06 | 75.00 | 80.58 | 79.68 | 69.77 | 66.97 | 49.90 | 43.74 | 62.26 | |||||||||||||
1979 | 38.61 | 46.93 | 58.19 | 58.63 | 68.00 | 75.55 | a | 81.84 | 77.90 | 76.30 | 67.19 | 50.50 | 49.68 | 62.44 | ||||||||||||
1980 | 44.65 | 51.14 | 53.68 | 61.33 | 64.03 | 66.93 | 79.81 | 79.19 | 75.83 | 67.35 | 54.83 | 49.55 | 62.36 | |||||||||||||
1981 | 47.71 | 50.86 | 56.65 | 59.73 | 64.65 | 71.13 | 79.39 | 83.48 | 76.60 | 61.48 | 54.27 | 48.84 | 62.90 | |||||||||||||
1982 | 43.26 | 50.00 | 53.39 | 57.50 | 68.06 | 73.83 | 77.94 | 81.23 | 75.47 | 64.68 | 51.47 | 47.42 | 62.02 | |||||||||||||
1983 | 48.84 | 51.57 | 57.23 | 62.90 | a | 70.19 | 72.17 | 75.16 | 81.16 | 75.17 | 65.48 | 55.70 | 44.68 | 63.35 | ||||||||||||
1984 | 52.16 | 55.00 | 59.81 | 58.90 | 66.03 | 71.80 | 83.84 | 82.23 | 77.13 | 61.74 | 52.60 | 46.45 | 63.97 | |||||||||||||
1985 | 44.65 | 51.68 | 56.35 | 63.77 | 68.58 | 77.03 | 87.43 | a | 81.29 | 72.97 | 64.87 | 45.73 | 41.17 | a | 62.96 | |||||||||||
1986 | 49.97 | 50.75 | 60.94 | 60.17 | 66.35 | 78.13 | 77.74 | 87.97 | 72.31 | a | 66.71 | 54.17 | 46.16 | 64.28 | ||||||||||||
1987 | 46.48 | 52.25 | 57.16 | 66.67 | 70.94 | 78.47 | 76.77 | 84.10 | 77.83 | 73.23 | 53.57 | 43.55 | 65.08 | |||||||||||||
1988 | 44.57 | a | 52.31 | 57.52 | 61.47 | 64.61 | 71.70 | 83.29 | 83.32 | 79.00 | 66.20 | p | 51.83 | g | 47.20 | f | 66.42 | c | ||||||||
1989 | 48.80 | f | 45.22 | j | 55.13 | h | 68.15 | j | 67.05 | i | 74.86 | h | 78.70 | k | 77.04 | h | 81.80 | j | 66.36 | i | 56.00 | i | 46.35 | k | ----- | z |
1990 | 49.60 | k | 46.39 | j | 60.18 | i | 65.86 | i | 66.41 | i | 73.76 | i | 84.86 | j | 81.48 | h | 79.32 | k | 65.43 | j | 53.60 | j | 47.00 | m | ----- | z |
1991 | 50.00 | k | 57.50 | j | 53.19 | j | 59.67 | i | 63.73 | i | 69.10 | j | 83.86 | i | 84.45 | i | 88.00 | j | 69.64 | i | 55.37 | k | 48.71 | j | ----- | z |
1992 | 53.05 | j | 58.21 | j | 63.95 | i | 65.73 | h | 76.19 | j | 80.86 | h | 82.87 | h | 89.29 | j | 78.33 | i | 67.33 | j | 53.00 | k | 45.14 | j | ----- | z |
1993 | 43.94 | m | 47.37 | i | 58.36 | i | 60.59 | h | 71.30 | k | 72.23 | h | 74.48 | j | 82.41 | i | 83.14 | i | 70.65 | k | 52.59 | m | 47.47 | l | ----- | z |
1994 | 51.10 | k | 50.06 | j | 60.13 | h | 64.20 | j | 70.95 | j | 72.55 | h | 88.10 | k | 83.74 | h | 82.10 | i | 67.30 | k | 51.16 | k | 50.14 | j | ----- | z |
1995 | 49.84 | l | 61.81 | l | 58.81 | j | 62.30 | j | 69.41 | i | 74.95 | h | 85.15 | k | 82.17 | h | 80.35 | j | 66.43 | j | 59.55 | j | 48.20 | k | ----- | z |
1996 | 49.63 | l | 51.00 | i | 59.38 | j | 63.10 | i | 65.18 | i | 74.32 | k | 87.41 | i | 86.55 | i | 74.90 | j | 65.81 | j | 56.21 | k | 48.35 | k | ----- | z |
1997 | 49.70 | k | 54.42 | i | 56.71 | j | 61.23 | h | 74.95 | l | 75.85 | j | 83.95 | k | 88.33 | j | 79.57 | i | 63.65 | k | 59.56 | l | 49.80 | k | ----- | z |
1998 | 52.59 | n | 56.11 | i | 60.57 | j | 65.23 | h | 66.95 | k | 75.73 | h | 87.91 | i | 89.35 | k | 85.14 | i | 69.70 | k | 57.88 | m | 50.63 | l | ----- | z |
1999 | 50.72 | m | 52.95 | i | 55.59 | i | 64.95 | i | 67.58 | l | 75.27 | h | 84.10 | k | 85.09 | i | 84.24 | i | 70.40 | k | 60.17 | l | 50.86 | j | ----- | z |
2000 | 48.85 | k | 55.10 | i | 57.68 | i | 68.45 | j | 69.23 | i | 80.32 | h | 83.11 | l | 87.18 | i | 81.37 | k | 69.10 | j | 55.65 | m | 48.85 | k | ----- | z |
2001 | 52.10 | j | 54.17 | j | 61.36 | i | 65.30 | j | 74.27 | i | 75.05 | i | 84.37 | l | 84.61 | h | 81.11 | l | 68.14 | j | 56.00 | j | 48.70 | k | ----- | z |
2002 | 49.05 | i | 55.39 | j | 55.38 | j | 65.27 | h | 68.00 | h | 78.80 | j | 87.71 | j | 87.32 | i | 82.58 | k | 68.18 | i | 59.11 | k | 49.67 | j | ----- | z |
2003 | 53.95 | j | 54.68 | i | 57.76 | j | 61.19 | i | 72.23 | i | 80.20 | j | 89.18 | i | 86.65 | k | 81.29 | m | 71.59 | i | 52.50 | p | 49.84 | l | ----- | z |
2004 | 47.80 | k | 54.06 | k | 64.05 | j | 65.71 | i | 71.55 | k | 77.25 | n | 88.47 | n | 87.86 | j | 79.67 | o | 67.79 | q | 56.62 | n | 52.00 | q | ----- | z |
2005 | 51.79 | q | 54.53 | m | 63.79 | l | 66.28 | l | 70.18 | n | 74.80 | o | 90.43 | q | 91.41 | n | 82.36 | p | 70.31 | o | 56.83 | l | 46.50 | o | ----- | z |
2006 | 51.14 | j | 53.55 | h | 54.32 | i | 65.20 | j | 75.25 | k | 77.10 | i | 87.12 | n | 85.40 | k | 83.75 | n | 71.60 | p | 54.28 | l | 52.67 | s | ----- | z |
2007 | 52.71 | q | 53.36 | n | 61.67 | v | 64.44 | n | 74.13 | p | 79.75 | n | ----- | z | 84.00 | u | 82.50 | p | 66.82 | t | 56.50 | p | ----- | z | ----- | z |
2008 | ----- | z | 51.53 | n | 52.93 | p | 61.19 | n | 73.50 | s | ----- | z | 86.00 | t | 83.92 | s | ----- | z | 71.40 | p | ----- | z | ----- | z | ----- | z |
2009 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 51.37 | 39.20 | a | 45.28 | j | |
2010 | 48.80 | a | 51.93 | 54.81 | 58.20 | 62.06 | 68.89 | b | 80.00 | n | 78.50 | a | 72.50 | 61.61 | 49.37 | 46.39 | 59.37 | a | ||||||||
2011 | 46.42 | 45.46 | 52.35 | 54.77 | 61.23 | 69.07 | 75.74 | 79.23 | 77.70 | 60.84 | 50.37 | 42.94 | 59.68 | |||||||||||||
2012 | 45.90 | 47.86 | 49.90 | 59.67 | 65.35 | 67.53 | 77.16 | 80.74 | 75.60 | 63.39 | 50.83 | 45.61 | 60.80 | |||||||||||||
2013 | 39.87 | 48.96 | 58.42 | l | 60.80 | 67.58 | 74.50 | 83.61 | 78.77 | 70.67 | 57.77 | 49.67 | 39.55 | i | 63.22 | b | ||||||||||
2014 | 44.06 | 46.32 | 57.61 | 61.77 | 69.13 | 72.17 | 84.68 | 83.45 | 75.20 | 67.32 | 51.17 | 48.45 | 63.44 | |||||||||||||
2015 | 47.84 | 54.57 | 60.90 | 60.00 | 68.48 | 80.63 | 84.03 | 82.58 | 73.24 | a | 67.32 | 49.30 | 43.71 | 64.38 | ||||||||||||
2016 | 42.58 | l | 52.04 | c | 53.81 | 64.63 | 68.16 | 75.10 | 77.58 | 83.26 | 72.97 | 58.55 | 53.33 | 37.03 | 63.31 | a | ||||||||||
2017 | 37.52 | 44.82 | 51.42 | 54.62 | i | 68.06 | 71.37 | 82.13 | 83.29 | q | 75.73 | 61.74 | 51.50 | 42.32 | 58.66 | b | ||||||||||
2018 | 50.68 | 49.64 | 52.65 | 58.57 | 69.58 | 73.10 | 84.61 | 80.90 | 73.87 | 63.84 | 52.20 | 46.23 | 62.99 | |||||||||||||
2019 | 46.10 | 42.25 | 54.55 | 61.47 | 69.55 | 75.93 | ----- | z | 81.67 | m | 69.00 | 58.74 | 50.77 | 45.23 | 57.36 | b | ||||||||||
2020 | 48.35 | 49.24 | 53.94 | 63.70 | 67.39 | 71.30 | 81.03 | 82.48 | 72.23 | 62.97 | 50.70 | 47.55 | 62.57 | |||||||||||||
2021 | 47.84 | 48.43 | 54.00 | 63.44 | u | ----- | z | ----- | z | 84.43 | x | 82.77 | 75.53 | ----- | z | 52.90 | 44.23 | 57.96 | e | |||||||
2022 | 46.03 | 49.57 | 55.71 | 57.23 | 63.84 | 73.67 | 82.90 | 84.06 | 75.90 | 62.76 | n | 47.53 | 44.32 | 61.89 | a | |||||||||||
2023 | 45.26 | 47.39 | 50.50 | w | 75.40 | y | ----- | z | 73.11 | k | 81.26 | l | 79.88 | o | 72.77 | 61.74 | 49.23 | 47.81 | 54.03 | f | ||||||
2024 | 45.29 | 49.52 | 54.87 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 49.89 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 45.60 | 50.02 | 54.33 | 59.66 | 66.39 | 72.68 | 80.48 | 80.50 | 75.01 | 63.68 | 52.12 | 46.20 | 62.34 | |||||||||||||
S.D. | 3.46 | 3.04 | 2.90 | 3.11 | 2.83 | 3.19 | 3.13 | 3.10 | 2.91 | 3.12 | 2.36 | 2.81 | 1.21 | |||||||||||||
SKEW | -0.88 | -0.23 | 0.44 | -0.00 | -0.24 | 0.11 | -0.28 | 0.18 | 0.31 | 0.51 | -0.22 | -0.58 | -0.03 | |||||||||||||
MAX | 52.16 | 56.57 | 60.94 | 66.69 | 72.29 | 80.63 | 87.43 | 87.97 | 83.20 | 73.23 | 57.53 | 52.81 | 65.08 | |||||||||||||
MIN | 35.45 | 42.07 | 49.06 | 52.90 | 59.58 | 65.90 | 72.87 | 73.29 | 69.00 | 57.77 | 45.73 | 37.03 | 59.68 | |||||||||||||
YRS | 59 | 60 | 58 | 56 | 57 | 57 | 55 | 57 | 60 | 57 | 60 | 59 | 50 |