BANKHEAD LOCK AND DAM, ALABAMA

Monthly Average Maximum Temperature (Degrees Fahrenheit)

(010505)

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
1957 ----- z 65.75 60.77 76.07 82.42 88.90 91.00 93.29 84.50 69.03 63.90 58.39 75.82
1958 49.55 47.79 59.87 73.57 81.61 89.40 89.65 90.84 87.27 75.23 68.21 a 52.55 72.13
1959 54.81 57.36 63.97 73.50 83.94 86.33 92.00 93.74 84.53 75.32 62.77 57.39 73.80
1960 51.74 ----- z 53.26 76.17 79.48 89.40 94.58 90.16 85.27 77.39 66.23 52.13 74.16
1961 48.87 60.93 68.32 70.63 78.94 84.20 88.32 88.81 87.27 77.35 65.30 55.19 72.84
1962 50.68 67.11 60.39 71.27 89.65 88.63 93.03 92.13 87.23 80.39 62.07 52.90 74.62
1963 48.00 52.96 70.61 77.30 83.19 88.83 89.32 92.13 85.50 83.58 66.07 47.48 73.75
1964 53.03 52.62 65.45 77.30 84.55 90.50 89.03 89.10 88.57 72.65 69.50 56.74 74.09
1965 58.35 56.43 60.45 77.80 85.97 86.93 90.16 90.61 85.40 76.58 69.90 59.29 74.82
1966 48.97 57.57 65.45 75.50 80.23 85.73 92.52 87.84 83.33 73.77 68.13 55.32 72.86
1967 56.23 53.82 71.39 79.97 80.10 88.27 86.58 85.61 80.43 76.48 64.43 59.71 73.58
1968 51.19 51.14 64.84 75.43 81.16 90.50 88.68 91.13 84.83 77.10 63.43 54.29 72.81
1969 51.77 56.64 58.06 76.47 81.26 89.90 93.81 91.23 84.70 75.97 65.03 55.16 73.33
1970 48.58 57.39 64.77 77.03 85.55 86.72 a 91.18 n 89.90 90.17 77.00 61.23 61.35 72.70
1971 54.45 55.96 61.55 76.23 78.84 91.43 88.06 89.16 85.47 80.42 65.30 63.97 74.24
1972 58.26 56.66 67.23 75.60 80.77 86.90 89.29 ----- z 89.43 74.39 60.37 58.42 72.48
1973 52.06 56.07 72.10 70.57 81.19 88.77 92.10 90.10 a 89.33 82.39 70.63 58.48 75.32
1974 62.61 59.39 72.71 75.80 83.52 84.80 91.10 88.97 79.47 74.65 66.37 55.48 74.57
1975 59.45 60.64 64.74 72.13 82.13 89.97 91.26 90.23 83.07 75.48 67.86 a 55.61 74.38
1976 ----- z 67.12 c ----- z ----- z ----- z 89.23 ----- z ----- z 84.87 71.68 57.13 53.93 a 70.66
1977 42.71 56.79 68.81 78.70 86.90 94.03 95.61 94.65 n 85.83 g 70.23 62.63 52.81 70.92
1978 41.26 46.36 61.68 78.83 82.84 91.27 95.52 93.10 89.33 77.84 71.57 57.06 73.89
1979 45.19 51.50 68.00 74.70 81.35 ----- z 88.90 91.97 82.73 77.00 64.83 56.55 71.16
1980 53.42 53.21 62.67 a 73.83 82.35 91.07 97.29 96.84 91.60 73.39 63.37 56.35 74.62
1981 51.52 58.21 65.68 80.60 80.67 a 93.21 a 95.81 91.27 a 86.50 74.74 68.43 53.19 74.99
1982 53.29 57.89 68.32 70.57 84.68 87.33 90.71 88.58 80.27 72.13 62.67 58.03 72.87
1983 47.74 53.25 58.29 66.00 78.06 85.57 92.87 93.26 85.27 76.32 66.60 49.65 71.07
1984 49.03 60.66 64.07 a 70.63 80.81 90.47 89.10 88.10 86.53 79.74 63.23 64.97 73.94
1985 46.06 52.18 69.23 76.90 80.35 88.80 89.13 89.42 84.57 77.39 70.60 52.45 73.09
1986 54.06 62.89 68.45 77.43 82.26 91.17 95.61 90.23 87.70 75.52 66.13 53.68 75.43
1987 51.19 57.82 68.61 73.07 86.13 89.97 94.65 94.87 86.37 74.97 69.20 61.35 75.68
1988 48.71 56.72 67.77 75.20 82.74 93.00 89.52 94.06 84.20 71.58 69.13 58.10 74.23
1989 59.43 a 55.75 67.71 74.77 79.97 85.43 86.16 89.58 80.40 70.52 61.53 44.19 71.29
1990 57.90 64.71 68.87 74.83 80.61 90.80 91.52 95.52 92.00 77.52 71.43 60.90 77.22
1991 52.94 59.57 68.19 74.97 80.90 88.33 92.42 91.58 87.57 79.06 61.47 60.94 74.83
1992 52.55 62.93 67.10 73.33 81.42 85.87 91.23 86.13 84.40 75.03 62.97 54.87 73.15
1993 56.42 57.32 61.32 71.13 79.13 90.40 95.90 91.55 86.43 75.42 63.13 55.13 73.61
1994 48.77 60.04 67.97 78.70 81.00 88.87 88.19 88.65 84.07 73.87 69.57 59.26 74.08
1995 54.81 57.32 69.45 76.90 83.77 87.70 94.55 95.58 86.63 76.10 62.00 55.29 75.01
1996 54.90 57.72 61.84 74.87 86.23 89.57 91.35 90.16 84.30 76.13 64.33 59.97 74.28
1997 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1998 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1999 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2000 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2001 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2002 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2003 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2004 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2005 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2006 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2007 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2008 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2009 53.19 59.25 66.52 73.00 79.61 90.40 87.84 88.32 83.17 71.48 65.33 52.90 72.59
2010 48.65 49.18 60.19 78.40 84.06 91.17 93.81 94.65 89.63 80.35 66.50 49.23 73.82
2011 49.97 59.04 69.42 77.43 82.16 95.40 93.84 95.42 84.67 74.32 68.03 59.58 75.77
2012 61.33 a 61.59 76.48 77.63 85.78 v ----- z ----- z ----- z ----- z ----- z ----- z ----- z 69.26
Period of Record Statistics
MEAN 52.23 57.33 65.64 75.13 82.20 89.17 91.51 91.09 85.69 75.76 65.55 56.05 73.96
S.D. 4.70 4.70 4.58 3.00 2.49 2.48 2.85 2.65 2.90 3.15 3.34 4.19 1.24
SKEW 0.05 -0.05 -0.30 -0.70 0.84 0.13 0.15 0.24 0.02 0.19 -0.07 -0.38 -0.14
MAX 62.61 67.12 76.48 80.60 89.65 95.40 97.29 96.84 92.00 83.58 71.57 64.97 77.22
MIN 41.26 46.36 53.26 66.00 78.06 84.20 86.16 85.61 79.47 69.03 57.13 44.19 71.07
NO YRS 42 43 43 43 42 42 41 40 42 43 43 43 36