DEMOPOLIS LOCK AND DAM, ALABAMA

Monthly Average Temperature (Degrees Fahrenheit)

(012245)

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
1951 ----- z ----- z ----- z ----- z ----- z ----- z 83.72 h 85.04 d 78.38 i 67.68 k 50.24 a 49.95 61.74
1952 53.27 a 52.21 a 54.79 61.93 72.48 82.65 84.32 81.42 73.78 57.45 52.48 46.11 c 64.41
1953 49.65 50.27 b 60.13 62.81 a 74.95 82.10 80.75 a 79.95 75.05 66.87 a 53.57 45.36 b 65.12
1954 47.20 a 54.28 a 56.18 68.70 66.95 b 80.71 a 84.52 a 85.82 79.61 b 67.82 53.03 m 46.46 f 69.18
1955 46.07 j 50.96 c 62.52 e 67.00 74.60 73.23 d 81.58 81.90 a 77.38 62.98 52.03 47.42 66.51
1956 43.82 51.33 f 54.71 60.98 74.98 77.28 82.19 81.38 a 73.43 66.52 52.12 55.41 b 65.71
1957 49.26 58.57 53.06 64.45 72.16 79.30 80.92 80.32 74.90 59.79 56.52 48.32 64.80
1958 40.94 39.12 52.40 63.28 70.60 79.08 78.95 80.21 76.52 62.97 56.95 42.65 61.97
1959 42.69 50.54 ----- z 62.43 72.97 77.02 80.79 80.87 76.18 67.52 51.70 47.73 64.58
1960 44.19 44.52 46.24 64.12 68.02 78.25 82.86 t 79.12 n 75.08 65.32 52.85 43.16 58.18
1961 39.92 52.39 59.42 59.67 68.58 74.80 78.71 78.76 75.42 62.16 57.54 r ----- z 64.98
1962 ----- z 59.11 i 51.10 60.63 75.00 76.00 80.61 80.65 74.90 70.63 l ----- z ----- z 71.27
1963 ----- z ----- z ----- z ----- z ----- z 76.87 g 80.50 z 79.94 73.53 66.23 54.37 38.23 62.46
1964 42.71 43.31 53.98 66.48 71.84 78.63 79.08 79.40 75.65 60.79 57.63 47.82 63.11
1965 47.89 46.43 51.73 66.62 72.50 76.45 79.60 79.40 75.87 63.63 a 57.14 s 46.92 64.28
1966 42.08 47.12 54.29 64.17 a 69.89 74.90 82.13 78.29 73.63 61.63 55.47 46.60 62.52
1967 44.68 44.66 59.11 69.40 69.68 78.35 76.65 76.34 69.80 60.97 51.40 51.87 62.74
1968 42.85 41.21 52.11 64.65 70.05 78.73 79.61 80.27 72.30 64.48 59.93 w ----- z 64.63
1969 60.50 z 46.45 47.76 63.85 70.31 78.35 81.84 77.58 72.63 64.39 48.90 44.18 63.29
1970 38.16 43.96 52.83 a ----- z 74.12 r 75.92 78.55 79.98 79.10 63.81 49.02 50.05 61.14
1971 45.56 46.62 50.73 60.48 a 66.05 78.37 78.76 78.68 75.83 68.35 52.73 56.44 63.22
1972 49.52 ----- z ----- z 63.87 70.02 ----- z ----- z 80.37 79.05 64.06 51.35 47.00 p 65.46
1973 44.23 45.77 61.29 60.65 68.35 77.65 81.42 78.79 77.37 68.69 58.43 46.45 64.09
1974 55.13 48.36 61.47 62.07 72.48 73.23 78.94 78.08 70.20 59.85 52.90 47.13 63.32
1975 49.21 51.82 55.21 60.17 72.19 75.92 78.37 a 78.47 70.93 64.97 53.78 45.74 63.06
1976 41.50 53.33 58.42 63.25 65.50 75.03 79.29 77.34 72.53 58.29 46.43 42.18 61.09
1977 33.79 45.79 57.84 65.18 72.53 79.53 80.58 79.35 75.28 59.69 54.45 44.11 62.34
1978 36.16 38.77 51.00 64.58 70.56 78.38 81.58 80.73 77.87 62.90 60.47 46.37 62.45
1979 38.61 44.14 56.74 64.52 69.65 76.28 80.48 79.74 73.72 63.47 52.72 45.79 62.16
1980 47.31 42.93 a 53.47 b 61.53 71.42 78.57 83.42 82.21 80.20 61.02 52.33 a 45.03 63.29
1981 40.32 47.16 52.95 67.67 68.39 80.30 82.27 80.39 72.10 62.42 55.32 43.69 62.75
1982 44.02 47.70 58.71 61.15 71.69 76.37 79.84 79.58 72.23 63.77 54.47 52.79 63.53
1983 41.97 45.82 51.34 58.30 68.84 74.28 80.10 80.53 71.18 63.16 53.77 43.05 61.03
1984 39.65 48.76 54.79 61.37 69.34 77.23 79.15 77.40 72.97 69.35 52.00 54.81 63.07
1985 37.13 43.55 59.15 63.25 70.97 77.68 78.66 78.95 72.47 67.02 59.67 40.55 62.42
1986 42.77 51.64 54.79 62.48 71.85 79.37 82.53 78.55 76.40 64.19 57.28 44.35 63.85
1987 41.61 47.09 54.98 59.00 73.06 76.03 78.89 80.20 h 74.93 58.16 56.28 51.13 61.02
1988 40.81 45.31 53.61 63.20 68.05 77.97 78.95 80.82 75.73 59.60 57.55 46.11 62.31
1989 49.63 47.50 56.63 61.23 69.48 77.30 79.87 80.10 74.62 62.32 54.05 38.89 62.63
1990 51.02 56.12 59.37 62.63 70.71 78.88 80.63 81.39 76.52 63.58 57.95 52.92 65.98
1991 46.85 51.27 57.56 67.25 74.56 78.77 81.63 80.02 75.62 65.21 50.90 50.97 65.05
1992 ----- z 51.29 55.65 61.73 68.60 75.12 ----- z 76.44 74.13 ----- z 52.22 ----- z 64.40
1993 49.35 47.09 51.32 60.03 69.87 78.37 82.77 81.13 74.72 63.13 52.98 47.31 63.17
1994 42.18 50.20 56.82 65.72 69.68 79.50 79.19 79.24 73.80 65.31 59.18 50.23 64.25
1995 46.39 48.14 58.34 63.13 71.82 74.52 80.94 82.34 74.35 63.13 49.17 44.03 63.02
1996 43.05 46.62 50.42 59.70 73.15 73.40 75.40 75.61 69.38 61.82 51.97 47.34 60.66
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 45.34 48.34 57.35 61.88 72.05 80.28 79.79 78.53 75.93 62.34 53.03 44.16 63.25
2010 38.69 39.36 51.44 64.52 73.89 82.28 83.37 81.73 75.35 64.58 55.40 39.95 62.55
2011 40.33 a 52.42 v 58.11 66.86 a 70.05 81.00 w 82.61 l 83.31 73.28 a 60.19 56.59 a 47.79 61.83
2012 49.10 a 50.69 61.65 a 63.88 a 72.55 u ----- z ----- z ----- z ----- z ----- z ----- z ----- z 56.33
Period of Record Statistics
MEAN 44.10 47.66 55.29 63.24 70.88 77.61 80.41 79.94 74.66 63.39 53.88 46.77 63.10
S.D. 4.66 4.32 3.77 2.60 2.33 2.32 1.89 2.00 2.45 2.86 3.09 4.21 1.19
SKEW 0.18 0.09 -0.11 0.37 -0.12 0.04 -0.04 0.47 0.08 0.04 0.09 0.28 0.12
MAX 55.13 58.57 62.52 69.40 75.00 82.65 84.52 85.82 80.20 69.35 60.47 56.44 65.98
MIN 33.79 38.77 46.24 58.30 65.50 73.23 75.40 75.61 69.38 57.45 46.43 38.23 60.66
NO YRS 44 44 46 47 46 45 43 47 48 46 44 43 32