HEFLIN, ALABAMA

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(013775)

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
1956 29.21 b 38.76 38.03 43.40 55.68 60.30 65.03 63.84 52.83 47.65 32.10 37.74 47.05
1957 34.19 41.18 38.42 47.43 56.06 64.43 64.00 61.65 61.77 45.00 41.33 32.94 49.03
1958 25.97 24.25 36.94 45.47 53.13 62.13 65.97 63.23 55.43 41.32 35.17 23.16 44.35
1959 23.19 33.57 30.48 42.87 ----- z 61.53 63.45 61.61 56.73 48.58 34.47 32.90 44.49
1960 30.64 c 30.48 30.77 46.13 48.90 59.73 63.68 63.23 56.40 43.97 a 30.27 23.48 43.97
1961 19.94 34.39 40.55 41.83 50.58 59.00 ----- z ----- z ----- z ----- z ----- z 31.23 a 39.65
1962 28.23 34.86 33.90 41.97 55.68 ----- z 64.45 62.32 56.13 43.87 34.20 24.74 43.67
1963 22.23 22.46 38.10 47.40 53.13 60.20 61.84 60.10 52.03 a 44.54 r 32.20 21.35 42.82
1964 26.16 26.93 36.29 47.87 52.32 61.77 65.10 62.63 a 58.43 42.00 36.50 32.77 a 45.73
1965 26.61 30.75 35.37 a 48.23 52.87 a 60.40 64.87 63.77 60.53 42.84 37.53 27.23 45.92
1966 24.90 27.96 32.23 44.10 51.48 54.27 64.97 62.84 55.93 42.06 37.40 29.35 43.96
1967 28.23 27.96 36.48 45.59 a 50.03 58.27 61.35 61.35 52.43 38.45 29.37 33.06 43.55
1968 25.65 22.45 31.13 43.60 49.90 56.83 63.84 65.29 55.10 43.90 33.07 24.03 42.90
1969 25.29 28.82 28.48 43.77 52.61 61.07 66.94 61.55 55.67 46.16 29.73 25.03 43.76
1970 21.26 26.11 35.58 46.90 51.48 60.17 63.39 66.32 61.13 48.77 31.03 32.29 45.37
1971 29.29 25.82 30.68 39.77 46.81 61.30 64.68 63.32 60.80 49.77 32.87 38.77 45.32
1972 29.10 29.41 35.19 42.97 50.35 56.00 62.35 62.48 59.23 44.32 36.10 34.77 45.19
1973 26.61 25.29 44.06 42.93 46.32 62.37 66.03 63.10 60.80 46.90 36.77 28.63 a 45.82
1974 ----- z 28.04 40.32 44.14 b 54.48 57.53 63.26 63.29 57.50 37.32 32.77 30.14 c 46.25
1975 31.48 30.96 34.00 b 41.17 57.52 b 62.03 65.61 65.97 a 56.17 46.42 36.87 27.45 46.30
1976 21.53 a 31.21 40.16 41.40 47.65 58.39 b 63.87 61.52 55.43 41.13 27.10 a 25.32 42.89
1977 19.10 23.44 a 37.04 d 46.76 a 52.97 61.63 66.87 64.10 ----- z 42.79 b 42.47 30.19 44.31
1978 23.65 25.14 33.94 45.23 54.00 63.23 67.06 65.81 61.57 42.55 b 41.00 31.13 46.19
1979 26.19 28.54 36.23 e 45.38 a 54.26 59.63 66.81 64.74 63.00 45.77 39.73 30.97 46.77
1980 ----- z ----- z 37.11 c 41.00 f 54.17 b 61.57 68.87 a 67.52 61.44 c 39.97 b 32.46 d 30.15 k 52.89
1981 22.72 f 27.70 a 31.16 f 47.34 a 47.55 65.23 66.81 65.32 54.07 ----- z 34.57 b 25.81 e 48.27
1982 24.35 32.57 38.42 41.40 54.06 58.90 66.61 64.87 53.67 46.55 35.70 35.48 46.05
1983 25.84 30.89 34.03 37.23 50.03 62.70 67.19 66.29 56.70 45.00 a 32.70 25.55 44.51
1984 23.06 28.86 33.67 d 41.34 a 46.35 60.30 64.00 64.87 ----- z ----- z ----- z ----- z 45.31
1985 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1986 ----- z ----- z ----- z ----- z ----- z 64.33 67.65 65.42 63.37 48.65 46.27 32.32 55.43
1987 28.71 33.82 39.74 43.70 60.13 63.43 66.03 66.71 56.90 35.77 38.67 36.45 47.51
1988 25.77 a 27.45 39.39 45.27 50.77 60.30 66.81 67.71 62.77 41.81 41.77 29.42 46.60
1989 33.71 34.36 43.06 44.53 53.74 64.37 67.97 65.55 61.40 45.10 37.77 25.26 48.07
1990 35.23 38.75 42.39 43.40 55.13 61.93 66.42 66.13 60.40 47.97 37.80 35.84 49.28
1991 34.06 35.18 40.81 52.50 61.45 63.95 i 69.26 67.19 59.73 47.26 36.60 35.26 49.03
1992 31.74 35.38 38.35 44.57 51.81 61.20 67.65 64.13 61.70 45.48 38.97 34.35 47.94
1993 36.23 29.75 37.10 42.20 54.16 63.40 68.55 67.00 58.00 47.29 36.33 31.42 47.62
1994 26.39 34.14 38.58 47.43 51.68 65.97 67.10 64.84 58.07 50.39 42.23 36.00 48.57
1995 30.61 31.36 43.77 46.23 57.90 61.00 67.06 69.26 58.80 47.16 34.23 29.00 48.03
1996 27.68 30.24 35.10 42.80 56.03 62.33 66.77 65.68 58.37 46.81 38.13 33.45 46.95
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 29.39 30.07 40.97 45.60 59.61 64.70 64.48 66.61 64.60 49.45 37.73 32.10 48.78
2010 26.26 27.29 36.71 46.57 59.10 66.87 69.48 71.68 63.13 45.97 48.67 30.26 49.33
2011 31.32 35.04 d 48.50 s ----- z 57.45 b 69.47 70.00 q ----- z ----- z ----- z ----- z 42.70 u 48.32
2012 32.08 e 37.58 c 46.56 d 48.09 s 60.33 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 38.74
Period of Record Statistics
MEAN 27.53 30.46 37.08 44.46 53.16 61.47 65.71 64.65 58.41 44.79 36.27 30.42 46.24
S.D. 4.21 4.53 4.04 2.77 3.77 2.94 2.00 2.35 3.32 3.46 4.51 4.41 1.91
SKEW 0.11 0.30 0.07 0.12 0.13 0.13 -0.20 0.50 -0.10 -0.66 0.49 -0.18 -0.08
MAX 36.23 41.18 46.56 52.50 61.45 69.47 69.48 71.68 64.60 50.39 48.67 38.77 49.33
MIN 19.10 22.45 28.48 37.23 46.32 54.27 61.35 60.10 52.03 35.77 27.10 21.35 42.89
NO YRS 40 42 41 40 41 41 41 41 39 38 40 40 31