CHATOM, ALABAMA

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(011566)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 201203
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
1949 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 63.60 60.10 38.77 39.71 50.54
1950 52.81 43.43 41.90 47.10 62.29 65.17 66.74 65.77 63.83 52.16 35.30 34.23 52.56
1951 36.65 39.54 47.61 49.30 56.71 67.23 68.77 69.84 65.60 54.00 37.73 41.74 52.89
1952 45.94 44.69 41.81 47.27 57.71 66.93 68.58 68.32 60.10 39.19 38.57 37.52 51.39
1953 38.65 40.11 49.00 a 50.03 63.13 67.73 69.48 67.77 60.13 48.80 a 40.00 37.97 52.73
1954 39.16 39.96 44.35 55.07 54.39 64.83 69.26 68.10 61.93 50.87 39.97 34.35 51.85
1955 37.06 41.50 48.48 53.37 60.84 59.60 67.55 67.97 65.03 46.77 41.53 38.74 52.37
1956 32.74 45.72 42.65 49.90 61.03 63.80 68.23 66.74 59.50 52.87 38.00 43.81 52.08
1957 43.71 48.79 42.58 53.57 60.42 66.80 68.29 66.90 65.67 50.26 48.53 36.58 54.34
1958 31.55 31.61 42.03 52.93 59.03 66.87 68.52 67.35 65.30 51.10 45.23 34.71 51.35
1959 31.45 43.14 41.71 50.70 59.90 65.93 68.03 68.03 65.10 60.10 39.03 35.97 52.43
1960 36.87 35.14 37.35 50.37 54.52 63.40 68.71 68.03 64.73 52.68 41.53 33.48 50.57
1961 30.45 42.21 48.16 46.60 56.13 63.27 65.61 65.03 62.70 45.03 43.67 38.03 50.57
1962 32.97 45.39 39.10 46.57 57.46 e 64.37 67.52 64.94 61.87 52.20 a 40.77 34.97 50.68
1963 30.03 30.29 44.81 54.43 60.16 64.07 64.45 65.42 62.13 52.90 43.47 30.16 50.19
1964 34.74 34.90 45.29 54.23 60.35 66.07 67.68 68.90 65.40 50.87 a 46.73 41.10 53.02
1965 38.00 38.18 44.32 57.40 59.87 65.40 68.77 68.71 67.40 53.87 50.83 a 39.81 54.38
1966 35.06 39.82 44.84 54.67 62.13 62.87 70.71 68.23 64.77 52.23 46.30 40.06 53.47
1967 39.10 36.00 48.74 58.93 58.48 66.53 66.58 67.70 a 60.40 49.23 42.03 45.06 53.23
1968 35.74 30.86 41.13 55.07 60.06 66.10 68.39 68.52 62.57 54.29 42.27 36.19 51.77
1969 37.77 39.14 39.32 53.37 60.10 67.27 71.48 67.48 63.00 55.39 41.03 37.84 52.77
1970 33.23 34.46 44.29 57.23 58.19 65.43 67.39 66.88 e 66.53 55.32 38.47 40.84 52.36
1971 39.03 36.57 43.73 i 48.83 57.13 65.70 68.32 69.00 63.83 57.45 41.47 51.26 54.42
1972 43.10 41.59 46.13 52.73 60.29 65.00 65.87 67.00 61.00 49.39 41.00 39.03 52.68
1973 35.61 34.04 51.32 50.00 58.00 65.17 65.62 b 62.61 65.17 56.81 49.27 36.43 a 52.50
1974 49.39 40.64 50.71 51.23 62.65 62.97 67.03 65.35 61.23 47.90 41.79 a 39.16 53.34
1975 41.71 43.07 45.10 52.04 b 61.68 63.66 a 64.32 64.38 b 57.50 51.32 44.33 36.65 52.15
1976 31.52 42.28 48.90 b 46.30 c 55.14 b 62.10 67.35 h 65.00 62.07 47.70 a 36.10 35.03 48.37
1977 28.23 37.46 b 49.87 54.00 60.93 a 68.27 69.94 70.32 68.50 51.35 50.20 39.13 a 54.02
1978 32.13 31.04 42.87 52.47 61.65 68.67 69.61 69.71 67.33 52.16 49.40 38.77 a 52.98
1979 32.00 a 37.79 45.97 b 57.61 b 59.97 65.10 a 70.83 a 68.93 a 64.67 51.32 41.57 b 37.06 52.74
1980 41.83 a ----- z 45.97 a 50.03 62.23 67.67 71.48 b 69.57 a 69.37 51.71 44.20 36.50 a 55.50
1981 32.13 38.82 43.35 58.52 e 57.42 70.40 71.35 70.03 61.37 54.45 43.80 36.77 53.20
1982 37.10 39.82 51.71 53.57 60.52 68.10 69.29 69.06 60.50 52.58 45.43 44.52 54.35
1983 33.81 37.93 41.03 47.13 56.97 62.53 66.77 66.45 55.47 47.06 37.50 27.65 48.36
1984 27.71 c 32.28 39.48 51.77 57.10 61.53 62.74 59.45 51.10 47.97 31.47 36.39 46.58
1985 25.23 ----- z 38.94 46.10 56.65 66.87 69.19 69.42 64.00 60.00 54.77 34.42 53.23
1986 34.32 43.96 43.03 48.60 62.52 69.47 72.45 69.23 67.13 55.81 52.43 39.00 54.83
1987 36.23 40.64 43.84 49.10 62.58 66.93 67.53 a 70.81 ----- z 42.53 l 42.97 a 39.11 c 51.97
1988 33.35 37.24 l 43.16 50.19 i 55.35 63.33 o 70.18 n 71.05 k 67.38 i 48.10 k 48.59 m 36.32 i 43.96
1989 42.00 l 40.53 i 47.09 i 48.41 m 59.25 k 67.68 k 69.06 m 68.36 i 64.67 l 50.94 m 49.40 t 33.00 q 9999.00
1990 39.79 l 48.20 m 46.72 m ----- z ----- z ----- z ----- z ----- z ----- z ----- z 39.93 40.35 40.14
1991 38.35 39.11 45.97 55.50 65.55 68.03 71.90 70.00 65.07 53.03 40.17 41.35 54.50
1992 37.06 41.45 45.29 50.77 57.50 m 60.30 64.74 61.84 58.97 44.65 36.33 35.45 48.80
1993 35.68 30.82 36.71 42.40 52.45 62.57 69.68 68.68 63.13 51.19 37.97 34.13 48.78
1994 29.97 37.89 42.65 50.57 58.32 67.57 67.97 67.65 59.14 p 53.77 48.00 39.13 51.23
1995 36.55 37.71 47.26 50.00 61.45 63.07 70.48 71.42 61.53 51.29 37.37 34.74 51.91
1996 30.84 36.48 39.35 49.77 63.55 69.17 72.84 73.52 66.90 55.94 48.20 35.00 p 55.14
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 34.26 34.14 43.35 49.00 61.26 69.57 66.81 67.19 67.90 53.61 40.47 34.81 51.86
2010 28.06 29.29 38.74 48.77 62.19 69.60 72.23 72.10 65.00 50.42 43.50 28.52 50.70
2011 30.48 36.15 a 45.19 d 51.27 54.47 a 68.57 71.38 b 69.35 61.73 45.06 38.70 34.29 50.55
2012 36.10 a 45.48 50.77 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 44.12
Period of Record Statistics
MEAN 35.62 38.51 44.29 51.41 59.38 65.71 68.50 67.76 63.21 51.79 42.41 37.55 52.13
S.D. 5.41 4.66 3.79 3.63 2.86 2.56 2.31 2.57 3.46 4.12 4.81 4.09 1.73
SKEW 0.90 -0.12 0.09 0.07 -0.34 -0.31 -0.18 -0.81 -0.99 -0.36 0.46 0.44 -1.06
MAX 52.81 48.79 51.71 58.93 65.55 70.40 72.84 73.52 69.37 60.10 54.77 51.26 54.83
MIN 25.23 29.29 36.71 42.40 52.45 59.60 62.74 59.45 51.10 39.19 31.47 27.65 46.58
NO YRS 49 46 48 47 47 47 46 47 46 47 49 48 39