YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1953 | ----- | z | ----- | z | ----- | z | ----- | z | 44.85 | k | 47.97 | 52.13 | 53.65 | 50.00 | 46.19 | 42.53 | 39.16 | 47.38 | e | |||||||
1954 | 33.06 | 36.46 | 32.68 | 37.97 | 44.35 | 47.57 | 49.13 | 51.77 | 50.33 | 43.03 | 44.67 | 35.84 | 42.24 | |||||||||||||
1955 | 34.94 | 32.71 | 33.13 | 35.27 | 42.23 | 47.93 | 49.65 | 48.55 | 46.67 | 43.84 | 35.60 | 33.68 | 40.35 | |||||||||||||
1956 | 35.06 | 31.93 | 34.81 | 39.43 | 46.03 | 48.17 | 52.97 | 52.94 | 49.20 | 43.23 | 37.10 | 37.32 | 42.35 | |||||||||||||
1957 | 30.16 | 35.00 | 38.32 | 41.97 | 47.97 | 50.87 | 51.42 | 52.16 | 52.77 | 43.45 | 37.70 | 38.35 | 43.34 | |||||||||||||
1958 | 39.42 | 42.86 | 35.87 | 40.13 | 47.81 | 55.10 | 54.97 | 53.58 | 50.83 | 46.52 | 38.93 | 41.00 | 45.58 | |||||||||||||
1959 | 37.29 | 36.57 | 38.35 | 41.17 | 43.13 | 50.70 | 51.90 | 50.58 | 49.93 | 46.03 | 38.70 | 35.77 | 43.34 | |||||||||||||
1960 | 36.74 | 36.76 | 37.29 | 41.33 | 44.84 | 48.10 | 49.68 | 53.68 | 49.00 | 46.81 | 39.40 | 36.19 | 43.32 | |||||||||||||
1961 | 40.42 | 41.21 | 38.55 | 40.77 | 46.03 | 49.77 | 53.84 | 54.55 | 48.73 | 42.35 | 35.10 | 37.13 | 44.04 | |||||||||||||
1962 | 34.23 | 37.96 | 36.13 | 42.87 | 45.32 | 47.87 | 50.48 | 53.42 | 50.63 | 46.52 | 42.43 | 38.77 | 43.89 | |||||||||||||
1963 | 31.35 | 42.89 | 37.61 | 42.13 | 45.06 | 49.80 | 54.16 | 54.55 | 54.87 | 48.61 | 41.70 | 39.52 | 45.19 | |||||||||||||
1964 | 39.32 | 34.86 | 37.81 | 38.53 | 43.61 | 50.67 | 52.74 | 53.29 | 50.93 | 45.90 | 38.73 | 34.13 | 43.38 | |||||||||||||
1965 | 37.29 | 39.93 | 37.97 | 41.23 | 43.61 | 47.77 | 52.06 | 54.26 | 48.47 | 48.23 | 45.00 | 35.68 | 44.29 | |||||||||||||
1966 | 38.16 | 39.11 | 38.87 | 43.37 | 44.10 | 50.43 | 52.84 | 51.39 | 52.70 | 45.23 | 42.50 | 41.55 | 45.02 | |||||||||||||
1967 | 40.16 | 38.39 | 37.00 | 38.37 | 46.26 | 51.90 | 52.10 | 54.13 | 52.80 | 48.13 | 41.17 | 36.77 | 44.76 | |||||||||||||
1968 | 36.26 | 39.31 | 40.87 | 39.83 | 46.35 | 48.37 | 51.23 | 53.13 | 50.90 | 44.55 | 42.37 | 33.26 | 43.87 | |||||||||||||
1969 | 30.29 | 34.71 | 38.00 | 41.70 | 46.48 | 53.27 | 49.94 | 49.55 | 48.67 | 42.48 | 40.93 | 39.52 | 42.96 | |||||||||||||
1970 | 37.00 | 38.14 | 35.87 | 39.33 | 43.81 | 49.50 | 51.26 | 52.06 | 49.43 | 43.74 | 39.50 | 33.03 | 42.72 | |||||||||||||
1971 | 35.52 | 35.64 | 33.32 | 37.77 | 42.39 | 44.27 | 47.13 | 51.26 | 45.97 | 43.45 | 41.03 | 33.84 | 40.96 | |||||||||||||
1972 | 35.00 | 38.45 | 40.35 | 36.83 | 46.06 | 48.67 | 51.23 | 51.74 | 45.90 | 40.61 | 39.73 | 32.90 | 42.29 | |||||||||||||
1973 | 34.32 | 37.25 | 38.06 | 40.67 | 45.81 | 50.13 | 52.19 | 50.06 | 50.47 | 44.61 | 38.10 | 40.35 | 43.50 | |||||||||||||
1974 | 33.81 | 37.50 | 40.61 | 45.00 | 46.26 | 49.50 | 51.39 | 54.39 | 53.03 | 44.00 | 42.57 | 39.16 | 44.77 | |||||||||||||
1975 | 36.55 | 36.18 | 36.03 | 36.93 | 45.16 | 47.97 | 52.65 | 52.45 | 52.87 | 47.32 | 41.67 | 37.19 | 43.58 | |||||||||||||
1976 | 37.81 | 33.17 | 35.61 | 40.23 | 44.45 | 47.00 | 52.71 | 52.94 | 53.73 | 48.81 | 43.97 | 42.77 | 44.43 | |||||||||||||
1977 | 35.23 | 41.32 | 37.94 | 41.27 | 44.26 | 48.50 | 51.03 | 54.97 | 50.83 | 44.16 | 37.03 | 36.77 | 43.61 | |||||||||||||
1978 | 39.74 | 40.57 | 42.06 | 42.90 | 45.55 | 53.87 | 54.03 | 54.97 | b | 52.27 | 46.39 | 35.53 | 30.97 | 44.90 | ||||||||||||
1979 | 29.90 | 35.82 | 40.35 | 43.87 | 46.29 | 48.43 | 53.71 | 55.16 | 53.63 | 48.16 | 39.30 | 40.13 | 44.56 | |||||||||||||
1980 | 31.55 | 37.93 | 38.65 | 42.33 | 46.35 | 49.67 | 53.06 | 52.26 | 52.13 | 46.71 | 43.40 | 42.10 | 44.68 | |||||||||||||
1981 | 39.90 | 39.36 | 41.10 | 42.30 | 46.65 | 50.60 | 52.29 | 54.29 | 51.60 | 44.35 | 41.57 | 37.81 | 45.15 | |||||||||||||
1982 | 35.97 | 37.50 | 36.87 | 38.67 | 44.97 | 50.73 | 52.77 | 53.19 | 52.13 | 46.71 | 38.30 | 36.94 | 43.73 | |||||||||||||
1983 | 41.19 | 41.36 | 42.87 | 41.10 | 48.00 | 51.30 | 54.65 | 54.68 | 48.97 | 43.87 | 43.53 | 33.13 | 45.39 | |||||||||||||
1984 | 39.21 | b | 40.14 | 42.13 | 40.63 | 45.55 | 49.33 | 51.03 | 53.06 | 50.77 | 43.61 | 40.87 | 33.55 | 44.16 | ||||||||||||
1985 | 34.06 | 34.89 | 36.00 | 41.67 | 46.13 | 49.17 | 53.45 | 53.06 | 50.23 | 45.94 | 32.97 | 33.71 | 42.61 | |||||||||||||
1986 | 41.35 | 37.14 | 43.13 | 40.37 | 46.32 | 50.90 | 51.35 | e | 54.13 | 50.67 | 48.35 | 41.89 | b | 38.75 | g | 45.96 | a | |||||||||
1987 | 37.66 | b | 39.78 | a | 41.48 | 43.93 | 47.11 | l | 47.71 | i | 52.09 | i | 51.62 | j | 49.90 | j | 45.05 | j | 43.90 | i | 34.86 | j | 40.71 | h | ||
1988 | 36.79 | b | 40.21 | 38.35 | 43.53 | 46.13 | 48.77 | 52.32 | 52.55 | 49.67 | 50.71 | 41.80 | 38.77 | 44.97 | ||||||||||||
1989 | 36.65 | 30.82 | 38.94 | 44.17 | 45.97 | 51.17 | 52.97 | 52.97 | a | 50.40 | 46.58 | 43.37 | 41.10 | 44.59 | ||||||||||||
1990 | 39.58 | 35.50 | 40.55 | 44.80 | 46.74 | 51.40 | 53.61 | 55.16 | 54.10 | 44.23 | 41.87 | 31.58 | 44.93 | |||||||||||||
1991 | 36.16 | 42.29 | 38.00 | 42.67 | 47.29 | 50.47 | 53.55 | 54.68 | 53.10 | 44.71 | 43.20 | 41.42 | 45.63 | |||||||||||||
1992 | 41.13 | 42.93 | 43.29 | 45.27 | 48.26 | 53.73 | 55.00 | 54.94 | 49.87 | 48.68 | 42.20 | 36.35 | 46.80 | |||||||||||||
1993 | 34.81 | 35.82 | 41.65 | 45.33 | 51.71 | 53.03 | 55.58 | 54.97 | 49.77 | 47.32 | 35.17 | 37.32 | 45.21 | |||||||||||||
1994 | 41.26 | 36.36 | 40.61 | 45.37 | 47.39 | 49.73 | 53.52 | 55.42 | 53.70 | 42.87 | 36.07 | 37.97 | 45.02 | |||||||||||||
1995 | 41.26 | 40.82 | 39.84 | 41.93 | 47.16 | 51.13 | 55.77 | 53.06 | 56.40 | 47.10 | 44.87 | 40.06 | 46.62 | |||||||||||||
1996 | 37.84 | 38.07 | 40.16 | 45.40 | 44.81 | 50.00 | 53.19 | 52.97 | 49.67 | 44.71 | 40.43 | 37.39 | 44.55 | |||||||||||||
1997 | 39.06 | 38.00 | 40.00 | 42.80 | 49.23 | 51.97 | a | 54.06 | 56.87 | 54.67 | ----- | z | 43.57 | 37.94 | 46.20 | a | ||||||||||
1998 | 39.71 | 41.43 | 41.00 | 40.17 | 48.39 | 52.13 | 55.58 | 53.61 | 50.40 | 46.55 | 43.60 | 36.60 | a | 45.76 | ||||||||||||
1999 | 39.10 | 38.43 | 37.29 | 38.83 | 43.74 | 50.33 | 51.68 | 53.32 | 48.40 | 44.19 | 43.40 | 40.00 | a | 44.06 | ||||||||||||
2000 | 36.26 | 38.41 | 38.39 | 43.20 | 46.94 | 50.23 | 54.23 | 53.03 | 51.73 | 45.55 | 37.23 | 38.16 | 44.45 | |||||||||||||
2001 | 38.45 | 34.57 | 39.52 | 39.87 | 44.42 | 48.80 | 51.77 | 53.39 | 49.73 | 44.10 | 41.37 | 37.19 | 43.60 | |||||||||||||
2002 | 38.45 | 36.00 | 36.87 | 40.20 | 43.68 | 50.47 | 53.03 | 51.61 | 48.90 | 43.26 | 41.67 | 39.29 | 43.62 | |||||||||||||
2003 | 42.35 | 36.29 | 41.29 | 42.17 | 44.03 | 50.87 | 53.71 | 52.55 | 50.60 | 48.77 | 36.80 | 37.74 | 44.76 | |||||||||||||
2004 | 37.77 | 39.00 | 41.29 | 41.87 | 47.42 | 51.87 | 55.71 | 57.03 | 50.33 | 45.23 | 39.00 | 38.90 | 45.45 | |||||||||||||
2005 | 38.55 | 34.79 | 41.03 | 42.97 | 50.39 | 52.23 | 53.74 | 53.74 | 47.77 | 47.87 | 39.03 | 37.74 | 44.99 | |||||||||||||
2006 | 40.68 | 35.82 | 38.65 | 41.93 | 45.97 | 52.33 | 54.00 | 52.45 | 51.30 | 45.77 | 42.33 | 38.87 | 45.01 | |||||||||||||
2007 | 36.35 | 41.75 | 43.32 | 43.83 | 46.71 | 51.87 | 57.58 | 56.19 | 52.77 | 45.74 | 40.63 | 38.07 | b | 46.24 | ||||||||||||
2008 | 36.13 | 40.03 | 38.97 | 39.80 | 47.68 | 48.53 | 50.68 | 53.90 | 49.43 | 43.90 | 43.33 | 34.35 | 43.90 | |||||||||||||
2009 | 35.13 | 34.21 | 35.19 | 38.97 | 44.84 | 50.87 | 53.06 | 53.61 | 50.83 | 44.29 | 41.50 | 31.52 | 42.84 | |||||||||||||
2010 | 42.23 | 40.25 | 39.35 | 42.23 | 43.84 | 49.97 | 51.87 | 53.00 | 53.20 | 45.45 | 38.50 | 39.19 | 44.92 | |||||||||||||
2011 | 37.84 | 34.64 | 39.65 | 38.53 | 43.52 | 50.73 | 52.13 | 53.16 | 51.60 | 45.55 | 36.10 | 34.39 | 43.15 | |||||||||||||
2012 | 35.42 | 38.48 | 38.03 | 41.87 | 44.71 | 48.83 | 53.61 | 54.13 | 49.27 | 45.42 | 42.00 | 38.32 | 44.17 | |||||||||||||
2013 | 34.52 | 38.57 | 39.74 | 42.13 | 47.65 | 52.77 | 53.81 | 54.87 | 53.67 | 42.81 | 39.33 | 33.00 | 44.40 | |||||||||||||
2014 | 38.39 | 35.89 | 41.71 | 42.93 | 49.16 | 52.30 | 54.16 | 55.13 | 53.50 | 51.52 | 39.77 | 40.97 | 46.29 | |||||||||||||
2015 | 40.29 | 43.54 | 42.74 | 40.47 | 48.87 | 52.13 | 56.32 | 54.77 | 51.07 | 51.00 | 38.60 | 38.87 | 46.56 | |||||||||||||
2016 | 39.13 | 42.66 | 41.32 | 46.20 | 47.84 | 50.80 | 55.45 | 54.13 | 50.37 | 48.87 | 46.10 | 33.45 | 46.36 | |||||||||||||
2017 | 33.55 | 36.00 | 40.42 | 43.40 | 46.90 | 51.53 | 52.48 | 54.26 | 52.87 | 43.32 | 41.80 | 35.52 | 44.34 | |||||||||||||
2018 | 41.35 | 35.57 | 37.48 | 43.93 | 49.61 | 51.97 | 54.61 | 55.61 | 51.90 | 45.81 | 42.77 | 39.48 | 45.84 | |||||||||||||
2019 | 39.39 | 32.25 | 37.32 | 43.17 | 49.16 | 50.97 | 56.39 | 57.35 | 54.17 | 42.29 | 39.33 | 40.03 | 45.15 | |||||||||||||
2020 | 40.97 | 36.97 | 36.42 | 42.33 | 48.39 | 51.30 | 52.74 | 54.16 | 54.87 | 46.29 | 40.27 | 39.35 | 45.34 | |||||||||||||
2021 | 38.32 | 37.11 | 36.55 | 40.57 | 45.45 | 54.43 | 56.13 | 56.35 | 53.03 | 46.97 | 44.40 | 36.16 | 45.46 | |||||||||||||
2022 | 38.42 | 39.32 | 42.58 | 40.27 | 45.90 | a | 53.17 | 56.19 | 57.84 | 55.00 | 49.77 | 37.23 | 38.13 | 46.15 | ||||||||||||
2023 | 41.13 | 37.25 | 37.61 | 42.83 | 50.29 | 51.40 | 55.29 | 58.39 | 51.17 | a | 47.00 | 38.23 | 40.80 | a | 45.95 | |||||||||||
2024 | 38.68 | 39.45 | 38.87 | 39.73 | o | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 39.00 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 37.37 | 37.78 | 38.87 | 41.54 | 46.19 | 50.43 | 53.04 | 53.73 | 51.16 | 45.74 | 40.46 | 37.30 | 44.42 | |||||||||||||
S.D. | 2.98 | 2.86 | 2.48 | 2.27 | 1.98 | 1.93 | 1.93 | 1.80 | 2.17 | 2.26 | 2.81 | 2.81 | 1.30 | |||||||||||||
SKEW | -0.57 | -0.04 | -0.26 | -0.29 | 0.37 | -0.18 | -0.21 | -0.04 | -0.04 | 0.38 | -0.38 | -0.37 | -0.61 | |||||||||||||
MAX | 42.35 | 43.54 | 43.32 | 46.20 | 51.71 | 55.10 | 57.58 | 58.39 | 56.40 | 51.52 | 46.10 | 42.77 | 46.80 | |||||||||||||
MIN | 29.90 | 30.82 | 32.68 | 35.27 | 42.23 | 44.27 | 47.13 | 48.55 | 45.90 | 40.61 | 32.97 | 30.97 | 40.35 | |||||||||||||
YRS | 71 | 71 | 71 | 70 | 69 | 70 | 70 | 70 | 70 | 69 | 70 | 69 | 67 |