NORRIS, TENNESSEE

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(406619)

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
1935 28.81 26.82 43.65 51.37 55.47 a 59.53 66.39 66.16 56.07 43.81 38.33 22.19 46.55
1936 21.58 23.83 38.32 42.33 54.35 62.33 67.13 65.68 60.80 48.84 33.57 32.65 45.95
1937 40.52 28.00 32.19 42.52 a 52.19 62.27 62.03 65.68 55.97 43.35 32.13 27.58 45.37
1938 26.94 36.79 41.16 46.60 54.06 60.67 65.16 65.77 58.63 45.45 35.43 28.19 47.07
1939 28.81 31.32 37.74 42.17 53.87 64.60 64.13 a 63.00 59.27 47.45 33.10 28.90 46.20
1940 13.26 27.43 a 34.29 44.00 48.52 60.27 63.63 a 65.20 a 53.23 44.61 35.14 a 33.45 43.59
1941 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1942 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1943 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1944 25.71 30.90 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 24.71 27.11
1945 ----- z 29.50 43.97 45.70 50.13 ----- z 64.23 62.84 61.03 43.87 37.40 25.10 46.38
1946 26.55 27.39 42.71 47.20 52.45 59.63 66.45 60.77 57.70 44.48 40.20 29.81 46.28
1947 31.61 17.36 ----- z 45.40 50.45 60.47 60.71 67.58 58.10 52.13 37.63 24.81 46.02
1948 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 55.63 42.16 ----- z ----- z 48.90
1949 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1950 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1951 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1952 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1953 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 28.07 23.10 25.58
1954 32.52 33.75 39.94 48.17 48.03 59.83 65.81 65.23 56.87 47.57 a 32.60 27.81 46.51
1955 25.94 26.96 37.94 46.03 54.45 54.90 65.77 64.45 58.57 43.65 29.45 a 28.42 44.71
1956 23.16 34.66 34.43 a 42.57 55.29 59.73 65.20 a 63.48 52.77 48.19 33.07 37.58 45.84
1957 29.94 37.04 37.03 48.17 56.48 65.37 66.13 63.06 61.27 42.81 34.70 31.96 c 47.83
1958 26.04 d 19.32 36.13 43.20 52.16 58.93 66.19 61.90 52.77 42.45 34.10 24.14 b 43.11
1959 23.32 27.04 30.13 44.30 55.69 b 59.13 64.84 65.85 e 59.23 47.90 32.57 30.29 45.02
1960 30.59 d 25.83 25.16 42.70 47.87 a 60.60 64.97 67.88 g 61.00 49.23 33.23 20.39 41.96
1961 18.19 30.71 37.87 38.73 49.32 57.25 f 63.97 63.42 57.67 43.08 g 40.27 d 29.58 42.97
1962 25.97 30.96 34.13 40.80 56.94 61.47 64.35 62.06 56.37 45.68 33.87 22.68 44.61
1963 18.10 18.32 36.65 46.30 50.65 61.40 62.06 63.19 55.90 43.65 33.23 20.06 42.46
1964 24.42 24.31 34.39 46.97 52.84 60.60 62.35 61.26 54.90 40.61 38.47 31.00 44.34
1965 27.10 25.79 32.32 46.47 54.16 59.77 64.10 62.10 57.93 42.03 36.17 27.87 44.65
1966 22.39 27.89 32.45 43.40 51.23 56.73 64.61 62.55 56.53 41.94 36.67 28.77 43.76
1967 29.16 24.57 37.58 45.80 50.13 60.27 60.55 61.06 51.37 42.00 30.77 32.52 43.81
1968 24.87 18.34 32.77 44.07 50.48 58.43 62.68 63.52 52.70 43.03 35.37 23.94 42.52
1969 24.45 27.57 26.55 43.13 50.03 58.90 64.90 59.81 54.20 42.61 28.97 25.00 42.18
1970 18.23 26.04 34.81 44.90 51.65 59.17 62.29 63.61 60.10 49.23 33.97 31.52 44.62
1971 26.68 25.64 31.29 39.27 48.52 61.50 63.19 62.10 60.43 50.68 34.77 36.81 45.07
1972 28.23 ----- z 33.84 41.00 49.42 54.20 61.26 61.26 58.73 44.13 36.63 34.10 45.71
1973 23.97 23.39 41.19 42.53 47.19 61.00 64.23 63.06 59.87 48.10 37.20 28.00 a 44.98
1974 37.58 27.43 39.81 42.00 52.35 56.37 62.26 63.10 55.67 39.00 34.20 29.39 44.93
1975 27.71 30.22 a 32.58 40.00 53.52 b 57.23 61.48 63.71 53.67 44.13 33.30 24.77 43.53
1976 21.10 32.48 35.97 38.67 45.55 58.20 59.94 59.81 52.57 39.42 26.90 21.19 40.98
1977 13.48 22.15 a 36.00 42.17 52.77 60.03 65.10 63.32 58.10 40.74 38.70 24.43 h 44.78
1978 18.65 ----- z 32.55 42.93 a 48.83 b 60.00 64.06 65.94 62.37 44.10 40.03 27.52 46.09
1979 20.20 f 21.75 36.55 44.33 51.77 ----- z ----- z ----- z 59.34 a 42.40 a 36.33 26.28 b 39.84
1980 28.42 g ----- z 32.86 b 39.93 c 50.65 ----- z 66.26 65.13 60.57 45.71 39.07 b 24.15 r 50.02
1981 28.04 d ----- z 35.97 ----- z ----- z ----- z 67.69 o 65.45 57.80 45.55 37.45 a 28.81 42.72
1982 23.84 32.25 40.84 42.93 58.32 64.70 66.97 65.45 60.20 50.29 38.80 ----- z 49.51
1983 29.42 30.14 37.97 41.07 51.55 61.00 67.52 68.65 58.70 50.48 37.57 29.92 f 48.55
1984 22.84 30.33 b 36.14 c 46.73 51.52 65.00 c ----- z ----- z ----- z 51.87 29.00 33.03 a 40.72
1985 17.45 22.25 32.57 a 39.80 47.83 b 52.83 57.19 ----- z 53.10 a 49.90 a 45.66 a 21.45 40.00
1986 20.19 30.57 30.00 40.93 51.81 59.87 65.42 61.00 59.90 47.45 41.43 29.35 44.83
1987 26.52 ----- z 33.13 39.33 55.42 61.03 63.77 62.90 56.07 35.87 33.50 31.03 45.33
1988 20.45 22.93 31.65 38.80 45.90 54.13 62.74 64.48 56.93 36.39 32.10 25.19 40.98
1989 29.13 28.32 36.55 39.27 46.23 60.87 64.42 62.74 57.47 43.06 34.50 19.32 43.49
1990 30.65 32.61 38.00 39.77 50.94 57.50 62.19 63.58 56.30 43.32 34.37 30.65 44.99
1991 29.23 28.89 35.29 45.20 57.19 63.13 66.26 62.90 58.00 42.90 32.50 31.16 46.06
1992 27.00 30.17 32.35 40.00 49.39 57.73 65.48 61.26 58.43 42.16 34.83 30.03 44.07
1993 31.94 24.46 31.48 38.57 50.45 58.90 65.71 63.84 55.13 43.10 34.60 28.52 43.89
1994 20.71 27.07 31.39 41.47 46.23 62.10 65.32 62.74 53.90 43.52 35.53 31.42 43.45
1995 26.94 25.36 34.26 40.80 51.06 59.37 63.35 66.39 56.23 42.94 30.03 24.61 43.44
1996 23.23 24.31 28.90 37.57 52.97 59.57 63.48 63.10 56.37 44.23 32.13 29.48 42.94
1997 26.06 33.25 37.39 37.03 44.68 60.30 64.42 59.55 54.37 43.74 34.53 29.84 43.76
1998 30.87 32.75 34.97 42.20 55.77 60.73 65.39 62.90 57.43 44.71 35.97 31.81 46.29
1999 28.32 28.82 28.84 44.00 49.00 60.60 66.84 61.32 51.13 42.35 36.13 26.55 43.66
2000 24.68 29.62 34.68 41.17 53.55 61.23 62.90 62.45 55.47 42.30 a 33.97 21.13 43.60
2001 21.68 29.44 a 30.90 43.50 51.71 57.50 64.19 64.39 54.43 38.73 a 34.90 32.52 43.66
2002 25.58 26.32 33.77 43.43 49.65 59.80 65.58 63.16 59.07 52.00 34.87 28.03 45.11
2003 21.13 29.64 37.68 44.13 54.65 58.00 63.87 65.10 56.43 43.35 39.33 ----- z 46.67
2004 24.52 27.31 37.68 40.47 52.19 60.47 62.19 ----- z 56.53 50.58 40.20 26.97 43.56
2005 30.29 30.93 31.35 41.53 46.29 61.13 67.06 66.35 57.70 45.42 ----- z 25.29 45.76
2006 30.23 25.89 33.90 45.43 49.97 58.40 63.42 66.90 55.07 41.55 34.73 28.58 44.51
2007 27.81 21.61 37.26 38.93 51.00 57.83 61.90 66.26 56.73 48.19 32.77 32.10 44.37
2008 23.42 29.66 32.42 43.10 49.45 59.33 60.74 59.94 57.20 41.74 30.90 28.77 43.06
2009 23.55 25.82 34.74 40.33 53.29 60.90 60.84 63.10 60.17 45.32 36.23 28.03 44.36
2010 22.77 24.50 33.97 42.13 54.42 64.57 66.32 66.81 55.77 39.81 33.73 22.55 43.95
2011 23.94 28.64 36.03 41.27 51.87 58.76 a 62.39 62.83 a 57.47 43.39 37.79 a 31.81 44.68
2012 28.81 31.76 42.62 b 44.40 56.55 t ----- z ----- z ----- z ----- z ----- z ----- z ----- z 36.90
Period of Record Statistics
MEAN 25.56 27.61 35.10 42.70 51.42 59.85 64.01 63.58 56.98 44.53 35.01 27.97 44.40
S.D. 4.89 4.23 3.85 2.89 3.06 2.49 2.06 2.04 2.59 3.62 3.38 4.05 1.43
SKEW 0.06 -0.25 0.11 0.40 -0.03 -0.27 -0.63 0.17 -0.21 0.23 0.22 -0.14 -0.05
MAX 40.52 37.04 43.97 51.37 58.32 65.37 67.52 68.65 62.37 52.13 45.66 37.58 47.83
MIN 13.26 17.36 25.16 37.03 44.68 52.83 57.19 59.55 51.13 35.87 26.90 19.32 40.98
NO YRS 66 64 67 67 66 62 64 62 67 67 67 64 49