NEPTUNE 3 S, TENNESSEE

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(401663)

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
1971 ----- z ----- z ----- z ----- z 43.97 61.70 62.42 61.58 60.83 52.03 35.27 34.45 51.53
1972 26.55 25.03 33.61 43.30 50.03 54.77 63.52 63.84 61.50 45.68 35.90 30.29 44.50
1973 23.29 25.43 41.19 43.77 49.23 62.67 65.97 62.20 a 61.60 49.03 39.20 30.52 46.17
1974 38.32 c 28.79 42.61 40.90 55.45 56.77 64.13 65.03 54.67 40.97 35.90 32.16 46.31
1975 31.90 32.15 a 34.04 f 41.33 55.58 60.83 62.65 66.45 54.97 47.52 38.53 30.26 47.47
1976 24.61 36.00 42.23 40.33 46.48 60.63 62.68 59.97 53.10 40.81 27.43 23.52 43.15
1977 13.03 24.21 39.65 45.13 54.71 59.77 67.65 64.90 60.47 41.55 41.73 28.94 45.14
1978 19.35 16.11 33.90 43.40 52.32 60.90 66.13 65.55 60.93 40.06 40.77 28.87 44.03
1979 20.16 22.68 39.06 44.23 50.06 59.17 66.55 64.32 57.20 45.23 34.50 29.94 44.43
1980 30.00 23.83 35.14 b 40.77 50.77 58.80 67.45 66.84 60.37 40.58 34.87 26.81 44.68
1981 20.52 27.39 30.81 47.41 a 48.29 64.13 67.29 64.55 54.67 44.00 36.43 26.45 44.33
1982 21.58 27.75 39.55 b 39.17 54.39 57.03 66.77 62.26 55.93 45.74 36.00 35.26 h 46.02
1983 27.29 30.32 36.16 40.17 49.55 59.50 65.32 65.13 53.63 46.16 34.03 22.65 44.16
1984 21.55 30.00 33.68 44.33 49.03 60.73 ----- z ----- z ----- z ----- z ----- z ----- z 39.89
1985 18.77 24.79 39.19 45.50 53.23 60.87 ----- z ----- z ----- z ----- z ----- z 24.03 38.05
1986 22.84 35.00 35.97 42.93 53.10 63.20 67.19 60.61 60.73 48.13 ----- z 30.74 47.31
1987 26.74 27.57 35.68 37.60 57.58 ----- z 67.13 65.61 55.07 35.10 35.53 31.23 43.17
1988 22.39 23.69 33.33 a 39.47 ----- z 54.07 63.45 63.52 53.83 36.23 31.10 24.00 a 40.46
1989 29.37 a 22.71 33.90 36.13 45.16 55.60 ----- z 62.45 53.57 42.23 33.23 17.48 39.26
1990 31.77 35.89 38.35 39.67 50.00 59.37 61.87 60.06 56.70 41.39 35.40 28.77 44.94
1991 26.52 28.36 37.52 44.40 56.48 59.93 63.71 61.19 57.37 43.81 33.17 32.39 45.40
1992 27.77 31.59 34.68 40.73 49.03 56.87 64.77 57.97 54.17 38.45 33.33 26.42 42.98
1993 26.35 22.14 31.42 36.03 48.19 55.00 67.19 64.26 54.13 42.06 31.97 29.06 42.32
1994 22.52 27.57 34.32 42.00 43.94 62.33 63.87 58.74 52.90 45.77 40.40 34.87 44.10
1995 28.90 27.79 37.39 42.17 53.42 59.50 64.61 67.19 52.47 41.52 25.73 24.29 43.75
1996 23.81 25.59 28.87 35.07 52.48 59.03 60.52 59.71 50.90 41.65 28.13 26.45 41.02
1997 19.71 29.75 34.06 29.90 40.58 ----- z 58.13 55.32 48.80 36.03 25.47 21.90 36.33
1998 26.58 26.61 30.35 34.77 49.32 55.60 67.65 63.42 58.93 47.84 36.30 41.24 j 45.22
1999 33.57 a 34.67 a 34.14 b 47.23 51.42 63.63 69.20 a 61.96 c 51.97 40.12 g 38.60 29.28 b 46.88
2000 27.77 34.38 c 38.43 a 40.73 56.03 a 63.21 b 63.77 ----- z 57.45 a 46.55 34.76 a 22.00 a 44.10
2001 24.77 34.57 34.57 a 47.76 a 54.23 a 60.66 a 66.47 a 67.13 56.00 42.42 35.48 a 33.26 46.44
2002 31.87 29.46 37.61 46.43 51.29 63.27 68.71 66.81 62.40 52.19 35.90 28.87 47.90
2003 21.29 27.25 37.52 46.77 56.58 59.23 66.45 66.61 56.80 45.48 41.57 28.87 46.20
2004 24.94 25.76 38.87 44.90 60.68 64.43 65.87 59.70 h 57.68 e 51.97 42.53 26.07 b 45.79
2005 33.87 33.79 33.23 45.47 48.61 63.17 69.55 68.94 61.27 46.48 36.23 25.13 47.14
2006 32.58 25.04 34.39 49.97 53.71 60.80 67.71 70.00 56.83 43.10 37.36 e 29.94 46.78
2007 30.16 21.54 38.88 f 42.40 54.87 62.47 66.23 70.00 g 62.33 f 51.54 e 34.71 i 33.65 h 47.03
2008 25.83 h 30.71 e 36.00 f 43.67 51.87 64.20 61.71 63.65 60.27 45.61 33.80 28.45 48.39
2009 23.90 29.11 37.10 43.70 56.45 64.83 64.10 65.68 62.60 46.23 38.17 29.58 46.79
2010 22.68 23.64 36.13 46.63 58.84 69.42 f 69.58 67.00 f 57.07 43.10 35.93 23.23 41.68
2011 23.32 c 29.00 38.93 c 47.54 d 53.83 a 65.56 c 69.69 b 66.38 b 56.47 41.63 a 39.54 d 31.16 46.92
2012 29.69 b 30.46 a 45.23 a 43.67 51.09 t ----- z ----- z ----- z ----- z ----- z ----- z ----- z 37.26
Period of Record Statistics
MEAN 25.82 28.00 36.28 42.38 51.77 60.37 65.46 63.71 56.74 44.10 35.41 27.90 44.98
S.D. 5.05 4.44 3.52 4.14 4.30 3.05 2.67 3.22 3.50 4.29 4.11 3.86 1.69
SKEW 0.11 -0.09 0.26 -0.77 -0.37 -0.37 -0.50 -0.46 -0.05 0.02 -0.65 -0.48 -0.34
MAX 38.32 36.00 45.23 49.97 60.68 65.56 69.69 70.00 62.60 52.19 42.53 34.87 47.90
MIN 13.03 16.11 28.87 29.90 40.58 54.07 58.13 55.32 48.80 35.10 25.47 17.48 41.02
NO YRS 40 41 38 41 40 38 38 35 38 38 37 37 24