JACKSON FCWOS AP, TENNESSEE

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(404556)

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
1948 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 65.84 59.93 45.26 40.57 35.94 49.51
1949 36.74 35.54 38.77 49.10 58.65 68.10 72.19 67.55 55.53 53.48 36.53 33.87 50.51
1950 39.42 34.82 35.45 45.23 61.48 66.27 67.55 64.81 60.40 53.19 32.03 26.10 48.90
1951 31.03 32.25 41.06 46.63 56.26 67.03 70.84 69.03 59.37 48.97 33.60 35.23 49.28
1952 37.29 38.10 38.58 47.00 57.68 72.30 70.37 a 68.97 56.73 38.29 37.83 33.29 49.70
1953 35.68 34.46 43.71 45.53 61.13 71.37 70.87 66.19 56.33 46.65 34.43 29.39 49.65
1954 31.84 36.82 39.19 54.33 53.19 66.67 72.45 71.52 62.27 52.10 a 36.57 31.35 50.69
1955 30.52 32.79 40.81 53.43 60.23 61.43 71.65 68.97 62.23 47.10 35.50 30.23 49.57
1956 27.77 38.14 38.13 47.73 61.29 64.87 69.94 68.06 55.90 49.97 36.30 39.48 49.80
1957 29.19 39.36 39.90 52.30 59.26 67.50 68.84 66.13 62.13 46.77 40.93 36.97 50.77
1958 26.65 21.04 36.74 48.80 58.39 65.23 71.06 66.84 61.60 47.29 41.13 27.77 47.71
1959 28.10 32.39 37.61 49.77 62.39 65.63 67.81 69.81 63.13 51.35 33.37 34.77 49.68
1960 33.81 30.00 28.94 49.97 55.39 65.17 68.81 68.87 62.73 51.65 36.67 26.77 48.23
1961 25.55 36.96 44.87 45.87 54.42 63.23 67.55 66.52 61.53 46.81 39.13 33.94 48.86
1962 26.10 37.54 37.26 46.40 65.16 66.30 68.68 67.26 61.20 51.55 38.90 27.68 49.50
1963 20.61 24.50 43.68 52.97 58.06 66.73 69.03 67.65 59.23 51.10 39.77 21.19 47.88
1964 28.68 29.07 38.74 53.00 59.74 67.60 69.42 66.87 59.40 43.87 40.53 34.16 49.26
1965 30.65 29.89 33.23 52.87 62.55 66.20 68.23 67.16 62.73 45.81 43.17 35.10 49.80
1966 23.39 33.57 39.74 49.27 54.61 62.00 70.94 65.68 59.20 44.06 42.80 31.65 48.08
1967 32.29 27.64 45.58 54.60 56.77 66.03 65.97 62.77 56.90 47.32 35.20 33.58 48.72
1968 26.81 25.59 37.39 50.40 57.23 66.17 68.65 68.52 57.00 48.13 39.93 29.52 47.94
1969 29.94 32.68 32.19 50.33 57.65 66.03 71.35 65.29 59.37 49.65 35.27 29.84 48.30
1970 23.45 30.18 37.55 52.83 59.26 64.53 66.48 68.94 65.30 48.90 37.47 34.90 49.15
1971 28.61 30.75 35.58 46.40 52.94 67.60 67.68 65.61 64.43 56.29 38.57 40.55 49.58
1972 31.13 32.28 40.23 50.97 56.77 63.47 67.74 67.39 64.73 50.74 38.53 32.23 49.68
1973 29.58 30.46 47.29 48.63 55.71 67.57 70.97 66.03 65.57 52.94 45.77 31.90 51.03
1974 37.52 33.14 46.23 48.40 61.29 62.63 70.26 67.97 57.27 46.10 40.43 33.19 50.37
1975 32.68 33.96 36.81 48.13 61.58 66.70 68.35 69.77 57.50 50.84 40.77 33.48 50.05
1976 25.26 39.48 46.06 49.13 53.23 64.57 67.16 63.65 59.43 44.00 30.50 25.77 47.35
1977 17.10 29.46 46.00 53.10 60.87 66.97 71.55 69.55 65.33 45.94 44.00 30.77 50.05
1978 20.10 20.61 36.45 51.70 58.81 66.70 70.58 68.65 63.77 42.84 43.00 30.48 47.81
1979 20.71 24.79 41.65 49.03 56.23 63.87 70.13 67.00 59.00 48.65 36.37 31.77 47.43
1980 32.55 26.97 35.84 46.33 57.26 64.53 72.71 70.32 63.83 44.84 38.03 30.45 48.64
1981 24.84 31.00 36.68 55.23 53.97 68.03 69.87 66.84 57.47 48.03 39.63 29.55 48.43
1982 24.29 30.11 43.61 45.27 59.61 63.37 70.39 67.77 58.97 49.13 39.87 39.68 49.34
1983 29.87 33.14 40.19 43.77 55.35 64.00 70.68 71.32 60.23 51.71 40.43 24.32 48.75
1984 23.45 33.34 38.26 48.57 54.97 67.13 67.32 67.71 58.50 56.81 37.33 41.68 49.59
1985 20.16 28.86 45.26 51.50 58.68 65.63 69.16 68.39 59.03 54.13 47.20 23.74 49.31
1986 26.87 35.86 38.81 48.80 60.16 67.77 71.65 65.42 64.47 49.23 41.57 32.55 50.26
1987 27.97 36.21 41.03 45.60 62.26 66.27 69.32 70.00 59.07 41.71 41.57 35.13 49.68
1988 27.00 28.97 39.90 47.83 54.58 62.23 69.68 69.52 63.00 44.71 40.90 32.45 48.40
1989 35.48 30.11 40.58 48.30 56.29 66.50 69.68 66.97 60.77 48.65 40.83 21.61 48.81
1990 36.65 40.11 43.97 47.43 56.19 67.20 68.52 66.23 62.67 45.65 42.80 33.10 50.87
1991 30.32 34.36 42.55 54.00 63.81 68.27 70.23 66.39 61.63 50.35 38.13 36.61 51.39
1992 31.26 36.79 41.19 49.30 56.39 64.17 70.48 64.61 60.17 47.74 40.37 33.71 49.68
1993 32.42 29.44 a 38.65 46.23 57.48 66.37 71.90 68.58 58.23 47.94 36.70 33.55 48.96
1994 27.48 33.14 39.52 51.73 54.84 68.55 a 68.06 64.65 57.23 50.52 45.00 36.55 49.77
1995 ----- z 32.14 43.43 a 49.30 60.55 64.73 68.48 71.71 58.30 48.13 32.63 31.29 50.97
1996 27.65 30.59 33.35 43.90 62.03 66.87 67.84 66.84 58.77 49.19 38.73 35.58 48.44
1997 28.84 37.04 42.65 43.50 53.13 60.00 z ----- z ----- z ----- z ----- z ----- z ----- z 41.03
1998 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1999 ----- z ----- z 35.03 53.30 54.90 67.30 71.03 64.17 a 54.17 45.35 41.37 32.35 51.90
2000 30.13 35.79 a 40.10 44.33 60.39 64.57 66.00 67.55 58.67 48.81 36.38 a 20.77 47.79
2001 24.90 a 35.41 a 34.81 53.67 56.23 61.77 69.48 68.61 56.93 43.81 38.80 34.90 48.28
2002 31.13 29.36 38.06 52.17 55.77 66.40 70.03 68.16 63.03 52.29 35.33 31.68 49.45
2003 23.16 30.04 39.13 49.33 59.19 61.53 68.26 67.94 55.33 47.26 42.63 30.29 47.84
2004 28.55 29.41 42.10 46.97 61.97 66.27 67.55 61.61 58.27 53.87 45.23 28.19 49.17
2005 35.81 34.96 37.90 47.23 52.77 64.53 69.52 69.87 61.67 47.48 38.23 27.71 48.97
2006 35.35 29.07 40.23 53.00 57.32 62.70 68.42 69.00 56.67 44.84 37.33 34.00 48.99
2007 30.97 27.79 45.94 44.87 57.52 64.37 67.35 71.03 62.43 52.35 38.10 35.58 49.86
2008 26.81 32.38 39.87 46.93 56.39 67.20 68.68 66.61 60.73 45.87 34.43 31.23 48.09
2009 26.97 32.93 42.35 48.57 59.84 66.97 65.97 64.97 63.20 47.61 39.63 30.61 49.13
2010 24.55 25.25 38.23 50.57 61.94 71.37 72.06 71.39 58.80 44.06 37.13 27.68 48.58
2011 26.35 34.32 41.84 52.27 57.52 68.93 71.35 66.74 56.47 43.26 42.40 32.65 49.51
2012 33.42 35.24 49.16 49.66 a 64.78 v ----- z ----- z ----- z ----- z ----- z ----- z ----- z 41.87
Period of Record Statistics
MEAN 28.91 32.07 39.93 49.26 58.02 65.93 69.42 67.51 60.10 48.27 38.94 31.81 49.18
S.D. 4.82 4.26 3.91 3.06 2.99 2.28 1.71 2.14 2.84 3.60 3.46 4.40 0.94
SKEW -0.04 -0.44 -0.06 0.06 0.17 0.24 -0.05 -0.25 0.11 0.02 -0.03 -0.41 0.19
MAX 39.42 40.11 49.16 55.23 65.16 72.30 72.71 71.71 65.57 56.81 47.20 41.68 51.39
MIN 17.10 20.61 28.94 43.50 52.77 61.43 65.97 61.61 54.17 38.29 30.50 20.77 47.35
NO YRS 61 62 63 63 62 61 61 62 62 62 62 62 59