LOUISVILLE WSO AIRPORT, KENTUCKY

Monthly Average Maximum Temperature (Degrees Fahrenheit)

(154954)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 201205
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.
YEAR(S) JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1948 ----- z ----- z ----- z ----- z ----- z 87.80 88.81 89.55 81.90 67.06 58.47 48.10 74.53
1949 49.39 51.25 56.61 64.13 80.81 86.63 91.16 87.32 76.77 72.87 56.40 51.74 68.76
1950 53.39 48.21 52.84 63.50 77.94 83.83 84.65 83.77 77.07 74.65 49.50 39.71 65.75
1951 43.90 46.61 51.94 63.40 79.48 84.37 88.65 88.90 79.40 72.61 48.83 47.10 66.27
1952 47.61 49.28 55.48 67.17 77.10 92.33 93.13 90.13 82.63 65.23 56.40 45.39 68.49
1953 47.23 50.93 57.16 63.00 78.81 90.83 90.52 90.84 85.80 75.74 58.67 45.61 69.59
1954 44.48 54.79 54.35 74.00 72.65 89.60 94.45 88.32 87.60 69.61 55.10 44.00 69.08
1955 41.29 46.14 57.68 73.20 78.84 80.53 91.45 91.61 86.80 69.45 53.67 43.58 67.85
1956 40.29 48.90 56.74 64.23 76.13 84.90 86.55 85.39 78.13 72.65 54.43 52.06 66.70
1957 39.35 49.86 54.10 69.43 77.42 83.33 87.06 87.06 79.40 64.87 54.77 51.00 66.47
1958 39.42 36.82 47.48 68.63 78.65 83.33 87.81 87.58 81.20 70.39 59.67 40.52 65.12
1959 42.42 49.25 55.61 70.37 81.94 87.30 91.61 91.19 85.60 70.26 53.63 47.74 68.91
1960 45.00 40.90 41.55 73.13 75.65 81.33 84.13 87.10 81.17 68.68 56.03 39.03 64.47
1961 37.81 48.50 56.45 59.45 a 70.45 79.93 86.58 85.65 84.50 70.00 53.77 44.77 64.82
1962 39.65 48.89 50.90 64.63 83.23 83.40 87.00 88.77 75.27 70.00 53.53 40.03 65.44
1963 36.48 41.36 60.42 70.80 74.84 84.27 84.87 84.32 78.87 78.71 59.27 35.42 65.80
1964 47.26 43.34 56.03 70.43 78.45 86.30 87.48 88.00 81.20 67.19 60.13 47.03 67.74
1965 44.94 46.89 47.42 69.77 81.06 84.03 86.26 85.90 80.63 67.10 57.00 50.42 66.79
1966 34.35 41.39 56.84 61.67 73.65 85.10 91.77 85.68 75.90 65.84 55.27 42.19 64.14
1967 46.03 40.29 61.65 70.93 72.48 83.23 84.26 82.32 77.10 68.65 50.63 47.77 65.45
1968 38.03 38.69 56.55 67.37 72.23 84.40 87.71 87.32 79.87 68.94 56.10 43.42 65.05
1969 41.16 44.21 50.68 69.43 77.16 83.33 87.65 85.39 78.03 68.35 51.77 39.90 64.76
1970 37.55 42.57 50.87 70.97 78.61 82.50 85.94 85.42 82.93 68.19 53.53 48.16 65.60
1971 39.16 44.00 52.45 67.73 72.74 86.70 84.23 83.90 80.87 75.03 56.50 53.39 66.39
1972 44.52 44.38 54.65 66.60 76.16 81.47 86.55 85.81 81.23 64.39 49.93 46.32 65.17
1973 42.61 44.96 63.29 62.27 71.10 85.23 87.23 86.23 83.13 72.42 58.27 44.00 66.73
1974 45.90 48.61 58.48 67.63 74.13 77.67 85.61 83.48 71.67 66.13 55.57 46.03 65.08
1975 46.29 48.04 52.68 64.73 79.16 85.30 87.81 88.10 75.50 70.26 61.00 46.55 67.12
1976 40.39 56.21 63.52 71.07 74.42 82.30 87.13 84.42 77.43 62.68 49.23 43.84 66.05
1977 26.87 46.93 63.10 72.13 82.48 83.60 89.74 86.61 81.30 64.90 56.93 43.42 66.50
1978 30.42 31.54 50.97 68.63 73.48 85.87 88.06 86.06 84.27 67.16 58.93 48.52 64.49
1979 31.87 37.36 57.71 64.50 74.77 84.13 83.39 84.71 79.13 69.06 56.83 48.39 64.32
1980 40.52 37.69 50.94 65.03 77.48 84.17 91.55 90.42 83.87 68.06 56.40 46.97 66.09
1981 38.81 49.68 56.42 73.50 73.10 85.60 87.00 85.77 78.13 67.52 56.57 42.13 66.19
1982 38.71 43.71 58.03 62.40 82.00 78.73 86.77 82.65 76.00 69.55 57.67 52.61 65.74
1983 41.52 46.68 55.84 59.83 71.61 83.63 91.71 92.87 82.60 69.06 57.23 35.48 65.67
1984 36.39 51.69 48.87 64.40 72.71 88.37 85.52 85.39 77.53 72.58 53.47 54.32 65.94
1985 32.29 41.21 59.84 71.60 76.55 81.57 86.87 83.48 80.40 70.32 60.87 38.97 65.33
1986 44.68 47.64 59.81 70.77 76.35 85.40 89.68 84.45 82.43 69.23 52.27 43.61 67.19
1987 40.68 47.79 58.71 66.33 83.00 86.03 88.81 88.81 82.80 64.84 61.13 48.26 68.10
1988 39.29 44.38 56.84 69.50 79.84 89.23 90.94 90.32 80.37 63.39 58.67 47.97 67.56
1989 51.52 41.64 60.06 67.50 72.29 82.67 86.71 86.39 78.57 70.45 56.80 34.13 65.73
1990 51.90 53.82 60.58 67.07 73.10 85.60 89.23 88.19 81.50 70.26 63.30 50.16 69.56
1991 41.42 50.61 59.65 70.27 81.74 88.37 91.35 90.06 81.73 72.26 53.13 49.58 69.18
1992 45.42 53.07 58.03 68.53 74.03 81.80 87.58 82.65 79.17 69.74 55.40 45.71 66.76
1993 46.45 43.39 53.13 65.33 77.39 85.13 91.58 89.29 77.33 66.94 54.97 43.13 66.17
1994 34.65 47.86 55.23 72.23 74.19 88.27 89.00 86.81 79.27 70.03 60.97 49.23 67.31
1995 42.55 45.39 60.35 69.33 74.48 83.93 89.06 91.55 79.10 69.65 50.70 42.55 66.55
1996 40.03 46.10 50.48 64.47 77.94 83.23 84.37 a 86.38 b 77.86 b 69.06 49.27 49.10 64.86
1997 41.00 50.21 59.23 63.70 70.84 79.17 88.52 83.90 80.97 69.45 50.93 43.42 65.11
1998 48.74 50.71 56.35 65.00 79.65 83.33 85.58 87.74 87.43 73.26 60.47 49.74 69.00
1999 45.26 51.48 a 52.77 68.77 78.03 84.80 92.84 90.00 85.67 70.29 63.37 47.06 69.19
2000 42.42 54.69 62.06 66.40 78.77 84.27 85.23 86.30 a 77.21 a 72.71 52.27 33.45 66.31
2001 40.77 49.86 51.97 73.10 78.16 83.37 88.13 87.77 78.83 69.81 64.90 50.52 68.10
2002 49.68 50.11 55.71 70.80 74.71 86.97 90.65 91.16 85.60 65.45 53.20 44.48 68.21
2003 35.90 39.11 60.61 69.87 74.42 80.27 86.29 86.71 77.37 68.35 61.50 46.71 65.59
2004 41.52 47.72 60.48 69.23 80.68 84.83 86.13 83.03 82.03 70.32 58.67 45.13 67.48
2005 44.94 49.96 52.55 69.13 75.29 86.30 88.35 90.13 84.00 70.52 59.80 40.48 67.62
2006 52.97 46.89 56.19 71.70 74.55 82.83 87.97 87.55 74.83 65.03 58.57 51.90 67.58
2007 46.45 38.36 65.90 65.47 81.26 87.20 87.61 96.06 87.73 75.42 58.50 49.58 69.96
2008 42.74 45.00 55.97 68.33 74.74 87.90 89.23 89.10 84.47 71.13 54.77 46.77 67.51
2009 38.10 49.21 60.19 68.27 75.81 84.50 81.06 84.35 79.57 63.29 60.60 43.84 65.73
2010 36.65 37.86 58.81 73.97 79.13 89.93 91.94 92.84 87.83 76.16 60.53 36.77 68.53
2011 37.65 50.64 58.48 72.60 76.55 86.40 92.06 89.48 77.33 69.16 61.10 50.77 68.52
2012 48.39 51.48 70.55 70.55 a 83.11 v ----- z ----- z ----- z ----- z ----- z ----- z ----- z 60.24
Period of Record Statistics
MEAN 41.95 46.36 56.36 67.97 76.61 84.67 88.10 87.32 80.65 69.41 56.37 45.46 66.72
S.D. 5.42 5.04 4.78 3.60 3.31 2.88 2.70 2.87 3.57 3.30 3.83 4.78 1.52
SKEW -0.17 -0.54 -0.13 -0.32 0.15 0.13 0.10 0.44 0.19 0.29 -0.10 -0.56 0.36
MAX 53.39 56.21 70.55 74.00 83.23 92.33 94.45 96.06 87.83 78.71 64.90 54.32 69.96
MIN 26.87 31.54 41.55 59.45 70.45 77.67 81.06 82.32 71.67 62.68 48.83 33.45 64.14
NO YRS 64 64 64 64 63 64 64 64 64 64 64 64 63