COPPERHILL, TENNESSEE

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(402024)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 200901
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
1914 ----- z ----- z ----- z 49.17 56.10 68.62 a 65.61 67.10 60.40 53.55 35.17 31.65 54.15
1915 32.10 34.32 31.00 49.20 60.71 64.90 69.00 69.19 63.87 52.94 40.97 33.90 50.17
1916 40.87 29.86 37.48 50.03 59.48 65.03 71.26 70.23 58.47 49.23 34.93 a 32.87 49.98
1917 37.52 27.89 39.06 50.43 52.00 61.33 68.03 65.94 60.50 41.48 38.90 23.13 47.19
1918 27.87 38.36 46.71 50.57 60.52 62.33 u 59.79 b 64.42 54.67 51.45 37.20 37.90 48.13
1919 26.48 b 29.32 f 38.55 48.93 56.83 m 62.33 64.94 63.29 55.07 59.26 40.37 33.30 a 49.25
1920 33.77 29.79 33.55 44.80 52.71 59.11 b 63.16 63.87 59.40 41.16 30.00 d 32.55 45.32
1921 34.23 33.64 45.84 44.07 51.58 63.00 64.30 u 62.47 p 62.00 41.87 38.60 35.65 45.05
1922 33.97 39.50 41.71 49.70 55.10 61.60 64.71 60.71 60.33 o 44.90 a 36.57 33.95 l 48.85
1923 36.19 31.21 36.84 44.23 53.45 60.60 62.61 64.03 57.30 43.84 34.67 39.90 47.07
1924 23.55 30.31 34.52 45.37 49.35 62.60 62.77 63.39 56.40 42.87 35.33 27.77 44.52
1925 31.42 34.39 36.32 48.93 49.61 61.37 64.39 58.16 62.61 b 47.16 33.33 f 26.52 47.35
1926 26.29 30.93 29.81 40.10 51.74 59.97 a 62.74 66.16 63.50 48.06 31.87 32.29 45.29
1927 29.97 39.93 39.06 49.70 56.03 61.97 63.94 61.10 57.03 44.26 41.17 28.13 a 47.69
1928 25.26 29.45 34.45 43.37 50.77 61.37 64.45 65.97 54.97 47.26 34.93 26.35 44.88
1929 27.84 28.86 41.52 47.52 a 56.55 60.67 65.45 61.77 59.63 44.65 42.20 27.74 47.03
1930 29.58 35.25 34.52 48.97 57.97 63.03 65.94 60.32 62.03 41.29 36.07 26.90 46.82
1931 25.65 28.54 30.77 42.70 49.71 59.07 66.74 62.26 60.73 44.77 40.30 39.81 45.92
1932 36.52 36.62 31.71 43.87 52.23 61.90 65.19 64.43 a 57.50 44.74 33.03 34.68 46.87
1933 34.10 28.93 32.81 42.40 56.83 a 59.67 63.45 63.58 60.60 44.68 33.47 36.74 46.44
1934 31.27 a 22.75 34.87 44.00 53.68 62.90 67.06 66.30 a 57.93 45.65 35.23 27.68 45.78
1935 32.29 30.86 41.81 48.07 55.42 59.73 65.35 65.00 56.20 42.74 40.20 23.06 46.73
1936 23.00 24.69 36.97 44.23 53.23 61.33 67.61 65.97 60.20 50.48 32.80 33.71 46.19
1937 44.52 28.89 32.16 41.73 52.35 63.53 63.35 66.00 a 55.37 43.77 32.33 27.39 45.95
1938 28.55 36.29 41.45 45.87 55.10 59.47 65.23 65.71 57.50 40.77 34.03 28.35 46.53
1939 27.71 32.57 37.71 43.03 52.94 64.33 63.74 62.32 58.93 46.23 31.87 29.16 45.88
1940 14.03 27.76 33.94 43.70 48.94 61.37 63.84 64.48 52.77 42.74 34.20 32.77 43.38
1941 27.81 23.96 28.87 a 45.80 51.65 61.80 66.19 64.90 56.47 51.74 33.03 31.19 45.28
1942 23.94 25.29 35.23 42.50 52.32 62.30 64.94 62.61 55.40 44.65 34.80 29.97 44.49
1943 29.55 27.25 29.61 39.43 52.00 62.83 64.00 62.58 51.33 37.90 28.73 28.45 42.81
1944 28.42 32.85 c 35.48 42.53 54.00 61.60 62.13 64.46 c 58.30 42.42 35.50 26.84 45.38
1945 27.23 31.89 43.65 48.33 49.42 59.20 64.52 61.74 59.17 43.00 37.63 25.87 45.97
1946 30.71 28.39 42.29 46.23 51.77 58.67 65.13 60.35 54.50 42.61 40.57 29.19 45.87
1947 35.35 19.93 28.52 46.80 49.71 59.03 59.32 65.81 58.23 51.45 37.07 26.65 44.82
1948 21.06 35.38 39.87 47.70 50.03 59.80 65.26 61.16 56.40 38.65 39.47 34.00 45.73
1949 38.94 35.29 34.32 42.20 52.65 61.37 67.03 64.61 52.97 52.32 31.00 31.10 46.98
1950 43.94 34.25 33.19 38.93 56.81 60.53 62.97 61.13 57.00 47.32 29.17 25.68 45.91
1951 27.55 28.57 38.81 42.20 48.13 59.07 63.81 62.74 55.90 46.06 30.43 29.42 44.39
1952 35.94 31.31 35.84 42.23 50.90 63.83 62.55 61.97 50.86 a 35.32 32.37 27.58 44.23
1953 31.94 31.04 37.13 39.30 56.97 61.67 63.39 59.13 50.57 39.45 26.27 23.90 43.39
1954 27.19 28.68 32.06 47.00 46.52 58.33 64.90 63.19 53.57 43.32 30.93 26.23 43.49
1955 26.23 29.50 37.74 44.83 53.45 53.87 65.26 63.97 57.07 41.42 31.87 28.16 44.45
1956 25.45 37.10 33.45 40.53 54.16 57.77 63.32 61.16 51.90 44.94 29.07 37.32 44.68
1957 30.81 37.00 35.26 45.00 52.93 a 61.60 61.90 57.87 58.43 41.16 36.83 29.58 45.70
1958 23.06 18.64 34.61 42.47 52.16 60.17 64.94 61.06 52.20 42.03 35.17 23.84 42.53
1959 22.61 30.54 31.35 42.23 55.52 58.17 63.94 64.23 57.70 49.61 33.13 29.84 44.91
1960 29.52 25.52 24.74 41.23 46.65 59.80 62.87 63.94 58.03 47.13 33.07 21.35 42.82
1961 19.97 33.00 36.77 38.77 48.26 57.93 60.68 60.97 55.67 39.23 40.10 30.48 43.49
1962 26.03 32.18 31.77 39.03 55.00 59.30 61.19 60.61 55.17 43.68 31.83 23.39 43.27
1963 17.35 18.93 34.48 44.87 50.35 59.33 60.39 60.42 53.70 40.84 33.43 20.58 41.22
1964 22.32 24.86 31.87 45.67 51.29 59.83 62.10 61.87 54.73 39.48 35.93 31.16 43.43
1965 27.87 25.75 33.13 45.97 52.55 59.00 62.90 61.58 57.43 41.87 36.13 26.45 44.22
1966 23.55 29.14 32.06 43.60 50.77 55.83 63.55 61.52 55.10 39.68 35.43 27.84 43.17
1967 28.42 25.71 37.42 44.80 50.26 58.37 60.68 60.42 51.23 39.35 30.53 33.87 43.42
1968 25.45 20.14 30.45 42.60 49.00 57.57 63.45 63.65 53.67 44.65 33.67 24.42 42.39
1969 25.45 29.96 27.61 43.07 50.06 60.30 65.16 60.84 56.50 44.39 30.90 28.10 43.53
1970 19.68 25.00 32.42 45.53 48.48 58.10 60.77 63.68 59.83 48.29 31.90 30.87 43.71
1971 27.00 25.75 31.00 36.77 47.00 59.53 62.77 61.90 60.17 49.81 33.67 37.48 44.40
1972 28.71 26.90 33.13 41.40 49.55 53.23 60.65 62.29 58.10 43.94 36.63 35.97 44.21
1973 27.94 25.71 41.77 43.17 46.32 60.80 64.19 62.39 60.13 46.61 39.23 29.35 45.64
1974 40.84 28.96 40.58 41.47 52.94 55.40 62.29 62.81 56.17 37.74 34.90 31.35 45.45
1975 31.81 33.86 34.03 41.37 54.74 57.77 63.48 64.13 56.23 46.39 35.13 28.90 45.65
1976 21.84 31.41 39.10 38.93 47.42 57.73 59.39 60.23 52.73 40.10 29.80 24.45 41.93
1977 15.61 23.18 37.55 46.92 d 52.72 b 58.77 d 64.77 a 63.77 59.93 43.00 40.67 27.65 44.55
1978 19.35 21.68 32.68 43.57 50.77 59.27 64.32 64.45 59.60 40.39 40.37 27.32 43.65
1979 22.74 26.61 37.55 45.47 51.52 57.77 63.84 61.65 58.70 42.55 37.10 27.43 a 44.41
1980 32.58 22.31 33.61 41.80 51.16 58.23 65.13 64.29 59.97 42.39 35.20 25.58 44.35
1981 21.29 28.50 31.39 46.10 47.03 60.83 65.06 62.16 53.00 42.03 33.83 27.45 43.22
1982 22.77 31.57 38.03 41.30 52.35 58.20 64.71 62.32 55.00 45.19 37.93 35.65 45.42
1983 26.94 29.29 35.68 37.73 50.29 57.43 64.35 64.68 55.17 45.77 31.40 23.70 a 43.54
1984 22.10 26.17 33.35 42.47 46.52 58.90 64.97 63.39 51.00 52.45 33.55 a 39.93 a 44.57
1985 22.29 27.64 34.84 42.97 52.65 57.90 64.19 62.03 51.53 51.58 46.90 21.00 44.63
1986 ----- z 31.57 32.03 40.53 51.87 60.77 64.29 62.52 59.80 46.38 b 42.17 30.06 47.45
1987 24.45 30.71 34.33 a 37.80 55.81 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 36.62
1988 ----- z ----- z ----- z ----- z ----- z ----- z 61.89 d 62.45 54.93 35.50 a 33.38 a 24.77 45.49
1989 28.45 29.31 b 39.45 38.40 44.94 60.36 b 65.03 b 61.65 57.54 f 40.68 33.87 19.39 41.96
1990 32.39 33.93 38.84 40.17 50.48 57.57 61.87 62.84 46.22 u 43.87 33.73 32.68 44.40
1991 29.32 30.00 37.10 46.30 57.61 61.40 65.52 62.16 55.03 39.65 32.10 a 30.74 45.58
1992 26.84 30.14 32.35 40.33 47.13 56.17 63.42 60.68 57.73 38.94 36.13 30.23 43.34
1993 33.26 24.64 30.77 38.47 49.42 58.73 63.97 63.73 a 54.27 41.00 32.17 a 27.90 43.19
1994 23.45 k 27.32 35.75 o 41.53 45.35 k ----- z 63.12 n 61.64 i 54.63 43.53 a 35.84 k 31.03 39.61
1995 28.52 25.86 34.32 39.30 49.84 56.80 62.06 65.39 54.27 41.29 30.20 24.61 42.70
1996 23.19 25.14 27.19 35.00 50.71 57.70 60.33 m 60.42 53.50 41.97 33.94 l 24.58 s 41.65
1997 27.53 a 30.47 k 36.17 m 33.62 i 41.37 l 58.00 i 62.86 j 58.00 j 55.53 k 42.10 k 27.72 l 25.12 n 27.53
1998 26.20 z 32.29 k 33.26 l 41.65 j 51.70 k 59.86 i 64.71 j 60.14 j 54.48 i 42.73 i 35.62 n 31.68 l 9999.00
1999 27.10 k 31.53 i 26.05 i 44.67 i 47.00 m 57.43 i 64.05 j 59.29 j 48.67 i 40.24 j 30.00 j 24.85 k 9999.00
2000 22.55 k 24.22 k 31.87 h 37.72 l 49.90 j 58.05 i 61.63 l 60.64 i 53.65 j 39.67 j 35.11 k 19.89 l 9999.00
2001 20.38 j 30.95 i 28.59 i 42.25 n 49.36 i 57.53 k 62.41 n 63.14 j 52.33 o 36.00 n 28.93 o 30.56 o 9999.00
2002 24.00 n 24.11 i 27.87 p 44.24 i 47.15 k 57.82 m 64.47 n 60.39 m 60.06 m 50.94 o 34.53 m 27.94 o 9999.00
2003 22.37 l 28.65 k 36.00 l 41.15 j 52.58 l 56.11 k 61.88 n 64.75 k 53.14 i 40.62 j 37.69 q 23.93 p 9999.00
2004 20.35 k 30.06 k 37.19 j 37.44 l 52.22 m 61.55 j 60.94 o 60.14 j 55.25 j 48.06 m 40.65 m 28.07 q 9999.00
2005 ----- z 32.38 o 31.81 o 40.00 k 43.93 p 61.18 h 66.25 k 65.10 j 55.95 k 46.22 m 35.29 m 20.92 r 9999.00
2006 ----- z 24.65 k 32.95 l 41.94 n 47.15 k 55.58 k 62.70 k 65.70 k 51.57 i 41.05 l 32.67 l 24.93 p 9999.00
2007 24.71 j 22.60 m 36.50 k 37.89 l 46.16 l 57.95 i 61.28 m 63.95 k 55.17 l 47.85 k 28.60 o 29.50 m 9999.00
2008 21.73 i 27.45 i 31.12 n 40.95 k 46.65 n 57.33 l 59.45 k 59.57 j 55.05 i 38.85 k 28.92 q 31.29 n 9999.00
2009 22.59 n ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
Period of Record Statistics
MEAN 28.20 29.34 35.20 43.60 51.98 59.99 63.95 63.00 56.66 44.25 34.97 29.35 44.88
S.D. 5.98 4.64 4.24 3.54 3.36 2.51 2.08 2.22 3.15 4.40 3.77 4.59 1.67
SKEW 0.40 -0.03 0.32 0.06 0.38 0.27 0.35 0.51 0.07 0.73 0.48 0.32 0.63
MAX 44.52 39.93 46.71 50.57 60.71 68.62 71.26 70.23 63.87 59.26 46.90 39.93 50.17
MIN 14.03 18.64 24.74 35.00 44.94 53.23 59.32 57.87 50.57 35.32 26.27 19.39 41.22
NO YRS 80 80 80 82 80 79 79 80 79 82 79 80 70