YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | 40.43 | p | 41.68 | 41.68 | k | |
1949 | 28.89 | 40.93 | 47.60 | 54.23 | 66.32 | 74.37 | 78.45 | 75.65 | 69.58 | 53.97 | p | 53.37 | 38.24 | h | 58.94 | b | ||||||||||
1950 | 44.02 | a | 49.83 | d | 49.58 | 59.38 | 68.18 | 77.53 | 76.24 | 75.53 | 68.59 | a | 65.74 | 47.07 | a | 39.53 | 60.10 | |||||||||
1951 | 36.63 | 41.54 | 44.67 | a | 53.75 | 64.79 | 73.68 | 80.31 | 79.02 | 70.78 | 61.23 | 43.35 | 39.00 | 57.39 | ||||||||||||
1952 | 40.61 | 43.14 | 44.65 | 55.12 | 65.06 | 78.92 | 77.37 | 81.10 | a | 69.42 | 58.06 | 43.98 | 38.33 | a | 57.98 | |||||||||||
1953 | 44.13 | 41.02 | a | 52.82 | 54.82 | 63.94 | 81.45 | 79.05 | 76.61 | 71.87 | 61.08 | 48.20 | 36.95 | 59.33 | ||||||||||||
1954 | 40.21 | 47.36 | 43.26 | j | 61.05 | 62.50 | 75.47 | 81.11 | 78.52 | 73.90 | 61.63 | 50.40 | 42.34 | 61.32 | a | |||||||||||
1955 | 37.73 | 38.34 | 47.39 | 58.58 | 65.44 | 73.12 | 78.13 | 77.84 | 71.38 | 60.63 | 46.72 | 41.63 | 58.08 | |||||||||||||
1956 | 38.77 | 35.41 | b | 48.47 | 55.32 | 69.02 | 76.67 | 77.08 | 77.33 | a | 72.42 | 62.98 | 45.12 | 42.84 | 58.45 | |||||||||||
1957 | 37.37 | 47.54 | 46.77 | a | 52.98 | 60.85 | 72.07 | 80.47 | 76.94 | 66.90 | 57.23 | 42.95 | 43.76 | 57.15 | ||||||||||||
1958 | 37.35 | e | 39.11 | 39.06 | 53.00 | 67.68 | 76.70 | 78.66 | 79.00 | 71.40 | 57.98 | 47.57 | 38.26 | 57.15 | ||||||||||||
1959 | 34.53 | 39.12 | 45.94 | 54.98 | 67.48 | 75.33 | 75.37 | 77.61 | 69.70 | 53.23 | 40.32 | 41.13 | 56.23 | |||||||||||||
1960 | 33.24 | 34.72 | 43.40 | a | 61.76 | c | 65.94 | 76.20 | 76.89 | 77.26 | 70.67 | 59.61 | 48.47 | 36.18 | 57.03 | |||||||||||
1961 | 34.29 | 40.96 | 46.87 | 55.28 | 66.58 | 72.80 | 74.23 | 74.21 | 66.58 | 58.39 | 41.00 | 36.40 | 55.63 | |||||||||||||
1962 | 31.02 | 45.52 | 44.97 | 57.00 | 71.76 | 72.33 | 77.44 | 76.77 | 69.63 | 60.26 | 47.88 | 40.76 | 57.94 | |||||||||||||
1963 | 30.76 | 41.00 | 49.89 | 61.55 | 67.85 | 71.98 | a | 78.31 | 76.24 | 70.82 | 64.27 | 49.07 | 34.81 | 58.05 | ||||||||||||
1964 | 37.65 | 33.22 | 45.21 | 57.85 | 68.37 | 73.08 | 79.15 | 76.06 | 67.40 | 59.32 | 47.57 | 39.13 | 57.00 | |||||||||||||
1965 | 41.85 | 38.02 | 39.39 | 59.82 | 67.34 | 72.38 | 77.69 | 74.71 | 67.68 | 59.21 | 53.23 | 43.58 | 57.91 | |||||||||||||
1966 | 30.44 | 36.14 | 50.61 | 55.45 | 64.95 | 73.73 | 81.34 | 72.63 | 68.52 | 56.68 | 50.83 | 37.13 | 56.54 | |||||||||||||
1967 | 39.69 | 40.02 | 53.44 | 61.42 | 63.35 | 73.87 | 76.26 | 74.44 | 66.97 | 59.42 | 47.37 | 36.44 | 57.72 | |||||||||||||
1968 | 39.23 | 38.38 | 47.76 | 54.08 | 63.50 | 73.73 | 75.66 | 75.68 | 67.97 | 61.27 | a | 45.55 | 38.34 | 56.76 | ||||||||||||
1969 | 41.02 | 40.73 | 39.03 | 58.07 | 66.24 | 72.53 | 80.82 | 78.53 | 69.32 | 54.63 | 46.32 | 41.00 | 57.35 | |||||||||||||
1970 | 34.42 | 43.23 | 42.66 | 54.63 | 67.66 | 73.95 | a | 78.97 | 78.06 | 69.55 | 54.77 | 45.77 | 44.21 | 57.32 | ||||||||||||
1971 | 39.53 | 38.95 | 47.08 | 56.02 | 64.47 | 75.75 | 77.58 | 72.44 | 68.28 | 59.90 | 48.30 | 40.31 | 57.38 | |||||||||||||
1972 | 38.13 | 42.55 | 53.32 | 60.78 | a | 64.94 | 75.12 | 75.27 | 73.95 | 69.95 | 59.13 | 39.35 | 35.19 | 57.31 | ||||||||||||
1973 | 32.76 | 39.20 | 47.23 | 50.38 | 63.50 | 74.03 | 76.52 | 76.61 | 67.92 | 61.66 | 50.28 | 40.24 | 56.69 | |||||||||||||
1974 | 36.47 | 42.38 | 53.94 | 58.93 | 70.00 | 74.13 | 78.84 | 72.95 | 62.05 | 59.16 | 46.30 | 37.24 | 57.70 | |||||||||||||
1975 | 37.90 | 36.50 | 45.35 | 55.12 | 64.50 | 74.77 | 74.95 | 76.21 | 66.00 | 60.35 | 47.15 | 41.34 | 56.68 | |||||||||||||
1976 | 37.95 | 48.38 | 48.02 | 58.82 | 61.50 | 73.62 | 74.61 | 76.47 | 68.67 | 52.08 | 41.75 | 38.21 | 56.67 | |||||||||||||
1977 | 30.63 | 43.77 | 48.29 | 56.97 | 68.19 | 77.65 | 79.34 | 77.53 | 73.75 | 61.05 | 48.62 | 41.19 | 58.91 | |||||||||||||
1978 | 30.19 | 31.27 | 47.34 | 61.78 | 64.71 | 76.22 | 81.24 | 76.40 | 70.88 | 60.31 | 46.78 | 34.81 | 56.83 | |||||||||||||
1979 | 27.27 | 38.75 | 47.47 | 56.40 | 64.15 | 71.87 | 77.89 | 73.69 | 71.10 | 61.98 | 41.90 | 39.44 | 55.99 | |||||||||||||
1980 | 36.84 | 39.38 | 45.68 | 54.52 | 63.87 | 79.42 | 82.15 | e | 79.18 | 72.15 | 58.40 | 44.20 | 42.68 | 58.21 | ||||||||||||
1981 | 40.05 | 43.70 | 47.79 | 61.05 | 64.94 | 77.28 | 79.50 | 75.19 | 69.55 | 58.65 | a | 50.40 | 41.23 | 59.11 | ||||||||||||
1982 | 37.48 | 36.89 | 48.68 | 55.22 | 65.45 | 70.48 | 78.50 | 78.81 | 72.78 | 58.05 | 45.57 | 37.08 | 57.08 | |||||||||||||
1983 | 33.03 | 37.96 | 47.52 | b | 51.42 | 62.58 | a | 71.07 | 79.89 | 80.23 | 73.37 | 61.74 | 49.34 | a | 27.74 | 56.32 | ||||||||||
1984 | 35.13 | 42.33 | 45.68 | 53.86 | a | 66.22 | b | 75.53 | 77.16 | 76.39 | 66.75 | 55.84 | 46.40 | 40.87 | 56.85 | |||||||||||
1985 | 33.97 | 36.68 | 49.78 | a | 60.00 | 67.68 | 72.82 | 77.02 | 78.44 | 68.57 | 57.23 | 45.73 | 34.58 | 56.87 | ||||||||||||
1986 | 42.77 | 41.45 | 51.94 | 60.22 | 65.18 | 72.15 | 79.27 | 74.74 | 68.77 | 56.24 | 43.93 | 37.95 | 57.88 | |||||||||||||
1987 | 35.22 | a | 42.04 | 44.19 | 55.90 | a | 65.11 | 73.12 | 76.69 | 75.06 | 67.60 | 58.53 | 47.02 | 35.87 | 56.36 | |||||||||||
1988 | 32.58 | 39.05 | 45.55 | 54.17 | 63.69 | 73.08 | 75.42 | 76.13 | 67.93 | a | 58.50 | 48.75 | 38.85 | 56.14 | ||||||||||||
1989 | 41.29 | 34.41 | 50.60 | 59.90 | 66.98 | 69.12 | 75.74 | 74.68 | 65.53 | 60.29 | 47.43 | 31.45 | 56.45 | |||||||||||||
1990 | 39.72 | b | 41.13 | a | 47.08 | 56.12 | 63.15 | 79.97 | 75.32 | 75.02 | 71.57 | a | 57.06 | 49.23 | 34.31 | 57.47 | ||||||||||
1991 | 34.13 | a | 44.89 | a | 50.15 | a | 58.92 | 67.84 | 74.25 | 75.66 | 75.32 | 65.75 | 58.98 | 39.80 | c | 38.87 | 57.05 | |||||||||
1992 | 36.80 | a | 45.24 | 50.08 | 57.79 | b | 63.61 | 70.13 | 75.87 | a | 73.42 | 69.70 | 60.28 | a | 41.84 | a | 35.82 | 56.72 | ||||||||
1993 | 34.25 | a | 37.39 | a | 46.26 | 54.83 | 64.26 | 74.45 | 79.03 | a | 75.31 | 68.03 | 55.76 | 41.05 | 38.53 | a | 55.76 | |||||||||
1994 | 36.74 | 37.54 | 49.10 | 55.55 | 64.27 | 78.88 | 78.16 | 75.53 | a | 69.90 | 59.15 | 46.73 | b | 42.18 | a | 57.81 | ||||||||||
1995 | 38.02 | b | 45.15 | a | 46.80 | d | 54.79 | b | 63.73 | a | 71.71 | a | 78.02 | 76.82 | 67.90 | 58.08 | 47.80 | b | 40.61 | d | 57.45 | |||||
1996 | 36.82 | a | 43.22 | 43.85 | 56.30 | 72.90 | a | 76.30 | 77.29 | 75.47 | a | 67.30 | c | 58.29 | 46.60 | 39.81 | 57.85 | |||||||||
1997 | 35.92 | a | 38.54 | 50.15 | 50.72 | a | 62.83 | d | 71.71 | a | 78.10 | a | 75.03 | 71.60 | 57.88 | c | 42.79 | a | 35.77 | a | 55.92 | |||||
1998 | 40.42 | a | 42.02 | 43.71 | 53.02 | 69.31 | 77.10 | a | 82.24 | 76.32 | 74.15 | 61.50 | e | 49.09 | b | 38.56 | 58.95 | |||||||||
1999 | 40.23 | 45.84 | 46.15 | 55.32 | 62.61 | 73.28 | 78.42 | 79.10 | 67.83 | 58.48 | a | 51.28 | c | 38.18 | 58.06 | |||||||||||
2000 | 40.42 | 46.45 | 49.85 | 56.97 | 70.03 | 71.80 | 78.05 | a | 78.79 | 72.35 | 60.10 | 40.33 | 32.40 | 58.13 | ||||||||||||
2001 | 34.00 | 42.02 | 44.21 | 59.42 | 65.65 | a | 76.98 | 82.40 | 77.94 | 70.20 | 59.18 | 51.21 | a | 40.05 | 58.60 | |||||||||||
2002 | 38.27 | 38.36 | 43.87 | 58.57 | a | 66.10 | 76.88 | 78.18 | 78.06 | 69.55 | 55.56 | 44.23 | 37.56 | 57.10 | ||||||||||||
2003 | 39.58 | 38.41 | 48.90 | 58.12 | 67.32 | 71.03 | a | 79.79 | 79.23 | 67.78 | 61.90 | 47.75 | 40.61 | 58.37 | ||||||||||||
2004 | 39.42 | 37.74 | 52.74 | 55.62 | 68.65 | 73.10 | a | 75.29 | 73.23 | 68.83 | 59.65 | 44.19 | a | 38.42 | 57.24 | |||||||||||
2005 | 40.61 | 43.14 | 45.31 | 54.85 | 64.19 | 74.48 | 76.63 | 74.81 | 73.38 | 59.50 | 47.93 | 37.21 | 57.67 | |||||||||||||
2006 | 42.55 | 40.21 | 49.61 | 61.25 | 69.55 | 77.63 | 80.39 | 76.98 | 65.50 | 57.90 | a | 48.22 | 37.35 | 58.93 | ||||||||||||
2007 | 31.55 | 39.46 | 52.85 | 51.53 | 63.60 | 71.70 | 75.26 | 78.15 | 71.72 | 61.81 | 47.70 | 37.47 | 56.90 | |||||||||||||
2008 | 36.45 | 41.60 | 48.13 | 55.53 | 65.87 | 77.83 | 76.45 | 75.45 | 67.07 | 58.40 | 48.37 | 38.84 | 57.50 | |||||||||||||
2009 | 37.73 | 46.20 | a | 50.12 | r | 62.68 | p | 65.03 | b | 76.87 | k | 77.40 | u | 77.10 | 67.30 | 54.81 | 50.03 | 33.24 | 53.93 | d | ||||||
2010 | 35.00 | 33.54 | 46.53 | 56.57 | 64.15 | a | 78.18 | 75.81 | 78.09 | b | 73.47 | 59.85 | 45.85 | 40.74 | 57.31 | |||||||||||
2011 | 34.85 | 35.61 | 50.52 | 59.45 | 64.61 | 80.98 | 83.32 | 83.65 | 69.40 | 58.58 | 47.08 | 34.15 | 58.52 | |||||||||||||
2012 | 40.90 | a | 39.38 | 53.98 | 62.80 | 68.90 | 77.02 | 79.82 | 78.32 | 69.17 | 55.74 | 50.30 | 39.61 | 59.66 | ||||||||||||
2013 | 36.37 | 37.73 | 47.27 | 52.25 | 65.77 | 77.70 | 75.58 | 77.13 | 72.42 | 57.69 | 43.97 | 35.00 | 56.57 | |||||||||||||
2014 | 35.79 | 37.27 | 45.19 | 56.22 | 65.06 | 73.55 | 75.15 | 76.24 | 68.37 | 60.69 | 42.52 | 39.71 | 56.31 | |||||||||||||
2015 | 35.16 | 40.18 | 47.19 | 56.72 | 61.21 | 73.62 | 76.52 | 75.03 | 72.90 | 59.90 | 46.63 | 40.61 | 57.14 | |||||||||||||
2016 | 37.02 | 43.71 | 51.24 | 56.00 | 61.84 | 75.60 | 81.16 | 75.24 | 68.95 | 62.34 | 51.72 | 36.94 | 58.48 | |||||||||||||
2017 | 38.26 | 46.29 | 52.58 | 56.95 | 63.05 | 75.05 | 78.48 | 72.45 | 68.52 | 58.08 | 51.42 | 38.42 | 58.30 | |||||||||||||
2018 | 35.44 | 40.66 | 50.65 | 53.88 | 72.95 | 78.18 | 79.74 | 77.32 | 69.18 | 56.00 | 42.53 | 37.76 | 57.86 | |||||||||||||
2019 | 38.05 | 40.27 | 44.45 | 56.50 | 62.37 | 72.85 | 79.24 | 82.00 | 74.78 | 51.73 | 42.27 | 41.15 | 57.14 | |||||||||||||
2020 | 40.11 | 36.16 | 50.73 | 54.88 | 67.90 | 77.42 | 82.31 | 79.82 | 67.18 | 56.85 | 52.12 | 39.47 | 58.75 | |||||||||||||
2021 | 37.63 | 32.00 | 49.66 | 55.05 | 65.29 | 76.12 | 76.55 | 78.05 | 74.25 | 62.23 | 50.58 | 47.39 | 58.73 | |||||||||||||
2022 | 35.63 | 35.57 | 47.13 | a | 59.02 | 70.60 | 78.28 | 84.50 | 78.48 | 73.73 | 59.18 | 44.45 | 38.52 | 58.76 | ||||||||||||
2023 | 41.03 | 42.16 | 48.82 | 55.30 | 67.29 | 74.17 | a | 80.63 | 81.79 | 74.90 | 60.87 | 49.70 | 42.89 | 59.96 | ||||||||||||
2024 | 34.55 | 46.17 | 50.39 | 56.73 | h | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.70 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 36.87 | 40.42 | 47.71 | 56.60 | 65.79 | 74.83 | 78.19 | 76.74 | 69.70 | 58.93 | 46.65 | 38.64 | 57.55 | |||||||||||||
S.D. | 3.55 | 3.94 | 3.30 | 2.86 | 2.64 | 2.66 | 2.29 | 2.25 | 2.58 | 2.57 | 3.36 | 3.16 | 1.00 | |||||||||||||
SKEW | -0.36 | 0.07 | -0.32 | 0.16 | 0.60 | 0.31 | 0.47 | 0.44 | 0.04 | -0.38 | -0.25 | -0.43 | 0.41 | |||||||||||||
MAX | 44.13 | 49.83 | 53.98 | 62.80 | 72.95 | 81.45 | 84.50 | 83.65 | 74.90 | 65.74 | 53.37 | 47.39 | 60.10 | |||||||||||||
MIN | 27.27 | 31.27 | 39.03 | 50.38 | 60.85 | 69.12 | 74.23 | 72.44 | 62.05 | 51.73 | 39.35 | 27.74 | 55.63 | |||||||||||||
YRS | 76 | 76 | 74 | 74 | 75 | 74 | 74 | 75 | 75 | 74 | 75 | 75 | 72 |