ATLANTA WSO AIRPORT, GEORGIA

Monthly Average Maximum Temperature (Degrees Fahrenheit)

(090451)

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
1930 50.90 61.18 57.45 73.00 79.00 84.60 91.35 87.84 83.37 68.32 56.00 45.61 69.89
1931 50.48 56.11 55.35 68.90 76.03 89.93 90.19 85.68 87.00 75.00 67.57 58.77 71.75
1932 58.87 61.31 58.52 71.30 75.97 85.90 89.55 86.16 80.03 70.16 55.77 54.68 70.68
1933 57.68 52.32 62.48 69.23 83.45 88.30 85.77 86.03 86.77 72.35 60.93 60.19 72.13
1934 52.74 49.04 61.00 70.23 77.74 87.03 89.00 86.65 83.33 72.77 63.00 50.06 70.22
1935 52.55 54.54 69.42 70.77 82.19 87.63 89.65 89.29 83.93 76.35 63.50 44.03 71.99
1936 48.81 51.28 68.42 69.50 85.65 91.83 91.55 89.58 85.97 73.35 60.17 54.03 72.51
1937 59.45 54.00 61.74 70.93 82.00 90.17 89.58 89.26 81.07 67.77 57.30 52.03 71.28
1938 51.48 61.50 69.71 72.77 82.00 85.27 88.68 91.74 84.70 77.06 64.97 52.68 73.55
1939 55.06 60.04 67.19 72.13 80.23 88.97 91.13 86.81 85.97 77.00 61.17 55.58 73.44
1940 38.03 51.21 60.61 70.37 80.32 88.70 86.45 88.00 83.23 77.52 61.13 56.19 70.15
1941 53.45 49.39 56.97 74.50 85.23 87.50 88.97 90.10 87.73 80.03 a 63.27 56.90 72.84
1942 53.00 48.21 61.71 76.23 80.26 87.43 90.16 87.26 82.67 73.90 64.87 52.23 71.49
1943 55.32 57.25 60.16 72.23 82.52 91.97 89.84 91.35 80.53 71.39 61.97 52.55 72.26
1944 52.32 58.31 63.42 70.73 84.26 91.17 88.94 85.90 81.97 73.81 60.10 49.42 71.70
1945 52.19 57.79 73.13 74.83 77.48 89.30 88.77 87.84 85.13 71.74 63.17 46.52 72.32
1946 52.71 59.36 69.74 75.27 78.65 86.07 86.84 87.39 79.80 72.61 66.00 59.03 72.79
1947 54.13 49.96 55.77 73.63 80.32 85.57 87.94 89.29 84.80 74.71 56.23 54.68 70.59
1948 46.26 57.03 65.48 76.10 82.45 89.83 89.94 86.94 80.67 71.77 63.87 55.90 72.19
1949 60.35 60.86 64.23 69.57 82.52 85.10 87.97 86.32 79.67 74.97 62.70 53.71 72.33
1950 64.39 60.79 60.61 70.13 82.52 87.07 86.39 85.26 79.63 75.10 58.90 48.65 71.62
1951 54.71 59.00 62.26 70.67 81.97 87.83 88.87 91.26 83.17 75.03 57.07 57.06 72.41
1952 58.48 57.97 61.90 72.43 82.90 93.33 93.10 87.19 80.30 70.35 62.90 51.65 72.71
1953 56.97 56.89 64.55 70.80 83.00 87.87 87.52 89.32 82.17 74.61 63.73 52.68 72.51
1954 55.35 61.61 63.45 76.37 74.68 88.80 92.55 93.65 89.40 76.29 59.10 52.35 73.63
1955 52.10 57.61 67.48 76.73 83.06 83.50 88.00 89.65 84.50 72.84 61.67 51.35 72.37
1956 50.68 60.48 65.00 71.93 83.03 87.53 88.71 90.35 81.80 72.61 60.57 63.87 73.05
1957 54.29 63.39 59.71 75.00 80.06 86.77 88.45 90.19 81.03 66.94 61.93 56.00 71.98
1958 46.97 47.68 57.81 72.67 80.61 86.97 87.48 87.97 83.93 71.90 66.80 51.84 70.22
1959 52.19 56.21 61.58 73.20 81.94 85.87 88.26 90.48 81.47 72.10 62.63 55.06 71.75
1960 51.52 53.31 50.77 74.33 79.42 86.80 89.81 87.68 82.03 75.10 63.80 51.42 70.50
1961 48.42 59.11 65.23 67.57 75.39 81.23 85.42 84.10 82.47 74.00 65.20 52.29 70.03
1962 49.94 61.89 57.48 68.57 86.26 84.73 87.71 87.19 80.10 73.71 58.67 49.81 70.50
1963 47.45 49.75 67.77 73.40 78.65 82.63 84.74 86.87 80.33 76.61 62.50 44.39 69.59
1964 50.29 48.69 62.13 70.77 79.23 87.80 84.23 84.19 82.00 69.32 66.23 55.61 70.04
1965 53.39 53.86 57.84 73.80 83.29 79.70 85.13 86.65 81.67 70.77 64.13 55.97 70.52
1966 44.65 51.79 61.29 71.27 76.71 83.27 87.45 83.97 79.57 69.42 61.70 52.48 68.63
1967 53.71 50.61 68.84 76.23 76.97 81.03 82.71 82.32 76.00 71.58 59.53 56.90 69.70
1968 48.26 49.17 65.52 71.83 77.97 86.00 86.77 89.06 81.97 72.55 60.53 50.77 70.03
1969 49.77 51.79 58.23 74.57 79.65 88.20 90.58 85.35 79.87 72.48 62.07 51.03 70.30
1970 45.55 55.96 63.97 75.70 80.90 83.97 88.77 87.87 86.87 73.90 61.23 57.55 71.85
1971 52.23 55.39 58.19 73.57 77.94 87.40 84.42 84.71 81.87 75.97 61.67 61.13 71.21
1972 56.48 51.76 64.06 73.43 76.00 82.60 86.39 86.77 84.43 71.06 58.20 56.97 70.68
1973 50.58 53.79 66.65 67.60 76.19 84.53 87.58 86.29 84.27 74.87 67.20 53.71 71.10
1974 60.84 57.39 69.32 72.60 81.39 82.67 87.06 84.74 78.13 74.32 63.57 53.06 72.09
1975 57.06 57.82 61.35 71.00 80.03 85.17 84.45 86.58 78.83 73.10 64.40 52.87 71.06
1976 49.45 65.17 67.84 75.00 75.94 83.63 86.10 85.52 79.57 66.68 55.10 50.42 70.03
1977 38.55 55.57 65.97 75.50 81.06 88.70 89.68 86.58 82.13 69.81 62.93 52.29 70.73
1978 42.10 49.93 63.77 74.47 77.87 86.37 88.94 87.29 86.00 75.61 68.93 57.10 71.53
1979 47.71 51.18 67.39 72.90 80.03 84.40 86.61 89.10 79.63 73.29 64.53 56.58 71.11
1980 52.39 52.55 62.81 74.47 81.52 88.87 95.65 94.03 87.97 72.13 62.27 56.13 73.40
1981 50.06 58.04 63.87 79.20 78.84 91.40 91.81 86.35 82.83 70.45 66.43 47.77 72.26
1982 49.45 56.96 67.06 68.27 83.90 86.40 88.13 86.68 79.73 72.23 62.27 58.13 71.60
1983 48.61 52.64 60.58 66.70 78.48 83.10 91.97 91.23 79.03 70.94 62.20 48.77 69.52
1984 48.61 57.48 62.87 67.27 78.00 88.53 84.55 85.55 80.87 78.58 61.13 63.42 71.41
1985 45.26 53.21 67.29 74.80 78.97 86.67 86.58 85.55 81.93 73.87 70.00 51.77 71.33
1986 54.52 60.46 66.48 76.17 81.90 90.87 95.45 86.61 83.10 73.00 65.07 52.68 73.86
1987 50.23 53.29 62.81 71.93 82.45 87.00 91.55 91.48 83.73 71.97 65.90 57.84 72.51
1988 47.71 56.48 65.68 74.17 81.42 90.20 89.87 90.03 80.97 68.74 64.27 56.90 72.20
1989 60.10 56.50 67.03 73.57 79.23 85.17 87.97 88.52 80.67 74.48 64.53 48.29 72.17
1990 59.23 64.46 67.97 73.37 80.45 89.03 89.90 90.29 85.80 74.58 68.33 58.06 75.12
1991 51.32 59.21 66.65 75.27 81.10 85.23 89.52 87.52 84.57 75.39 61.10 58.29 72.93
1992 53.84 61.66 65.03 73.27 78.45 83.13 89.42 84.35 80.70 71.48 59.87 52.13 71.11
1993 54.94 53.57 60.97 70.40 81.00 89.30 96.71 91.32 87.33 72.39 64.17 54.06 73.01
1994 49.52 59.86 69.03 79.23 79.94 89.77 86.71 87.61 82.73 72.06 68.00 58.00 73.54
1995 55.94 55.79 69.23 77.23 84.48 86.80 95.03 89.42 79.37 71.77 58.27 51.71 72.92
1996 50.97 57.38 60.55 73.23 85.77 89.10 91.42 88.23 82.23 73.94 61.60 58.42 72.74
1997 55.71 60.00 71.61 68.50 74.87 79.07 87.42 85.84 83.17 71.19 55.97 51.00 70.36
1998 54.19 55.29 59.42 68.53 82.16 88.97 89.94 86.90 84.17 76.94 66.13 57.48 72.51
1999 58.19 59.46 61.68 75.23 78.58 82.60 87.90 91.90 83.27 71.48 67.07 a 56.87 72.85
2000 51.29 62.45 67.94 69.80 83.13 88.23 92.19 88.97 78.70 75.06 59.13 45.39 71.86
2001 51.29 60.54 59.58 73.50 79.87 82.57 86.94 86.97 80.83 71.87 70.83 59.65 72.04
2002 56.55 55.93 65.55 74.23 78.39 85.37 89.48 89.48 83.47 72.29 60.30 52.52 71.96
2003 49.16 55.68 64.70 a 71.37 77.10 82.77 85.77 87.06 80.87 73.16 68.27 53.19 70.76
2004 52.68 51.52 69.35 73.03 82.16 83.43 88.06 85.32 79.37 74.58 64.70 54.52 71.56
2005 56.61 57.57 62.00 70.40 76.71 83.53 86.94 87.03 85.83 73.71 65.43 51.06 71.40
2006 58.74 52.93 64.48 76.53 79.35 87.43 90.45 89.74 80.90 71.16 63.67 60.42 72.98
2007 55.10 55.54 70.97 70.93 82.39 90.23 86.42 96.00 84.27 74.87 64.07 59.58 74.20
2008 51.35 59.41 65.23 70.97 79.29 90.27 89.16 86.26 83.17 71.55 60.73 56.97 72.03
2009 53.61 58.75 64.39 70.53 77.81 89.13 86.65 87.58 80.43 69.29 63.87 49.90 71.00
2010 47.29 48.46 60.32 76.37 82.52 90.47 91.26 91.35 88.90 77.39 64.63 47.58 72.21
2011 48.55 60.50 65.23 76.37 81.52 91.93 91.94 93.48 82.77 72.84 66.13 60.16 74.28
2012 59.29 60.69 74.23 75.97 a 83.78 v ----- z ----- z ----- z ----- z ----- z ----- z ----- z 67.54
Period of Record Statistics
MEAN 52.32 56.15 63.89 72.74 80.30 86.77 88.77 88.00 82.53 73.05 62.77 53.98 71.75
S.D. 4.74 4.26 4.34 2.79 2.68 3.03 2.68 2.54 2.67 2.58 3.39 4.23 1.25
SKEW -0.32 -0.16 -0.18 -0.04 -0.02 -0.26 0.59 0.62 0.43 -0.01 -0.11 -0.12 0.07
MAX 64.39 65.17 74.23 79.23 86.26 93.33 96.71 96.00 89.40 80.03 70.83 63.87 75.12
MIN 38.03 47.68 50.77 66.70 74.68 79.07 82.71 82.32 76.00 66.68 55.10 44.03 68.63
NO YRS 83 83 83 83 82 82 82 82 82 82 82 82 82