MAMMOTH CAVE PARK, KENTUCKY

Monthly Average Temperature (Degrees Fahrenheit)

(155097)

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
1934 ----- z ----- z ----- z ----- z ----- z ----- z 79.79 g 76.20 a 68.41 a 59.03 48.85 35.54 e 57.61
1935 35.95 b 38.82 c 51.76 55.17 62.53 69.26 a 78.27 78.09 b 68.12 d 58.84 47.90 a 29.61 56.19
1936 28.31 31.83 51.79 52.90 68.81 75.12 80.27 80.48 75.30 56.58 40.12 37.23 56.56
1937 42.68 37.45 41.69 54.95 a 64.06 72.53 73.60 a ----- z 65.14 a 52.24 40.78 36.60 52.88
1938 37.10 a 46.34 55.98 59.02 64.56 70.13 75.87 76.35 68.05 58.27 47.72 37.42 58.07
1939 40.35 40.50 48.56 53.07 64.89 74.03 75.10 73.92 73.47 58.37 40.13 36.60 56.58
1940 17.95 35.74 43.26 54.20 60.23 71.90 74.42 75.10 65.25 59.16 44.30 40.81 53.53
1941 34.92 30.91 39.05 59.37 66.23 73.12 75.98 74.79 71.62 63.29 44.42 40.23 56.16
1942 30.38 a 31.73 45.60 57.88 64.21 73.85 78.03 75.22 b 67.13 57.57 b 47.38 34.02 55.25
1943 34.95 36.75 41.24 53.52 66.73 77.02 77.05 77.92 65.10 54.97 42.72 33.97 55.16
1944 36.31 40.60 44.26 54.28 69.69 76.62 76.89 75.66 67.83 54.94 43.94 e 31.32 56.03
1945 28.56 d 35.32 54.86 b 56.18 e 60.95 70.33 73.16 74.39 72.38 55.55 45.13 29.60 54.70
1946 33.94 37.77 56.34 59.40 62.76 72.88 75.27 70.02 67.43 58.92 49.57 41.55 57.15
1947 38.26 27.48 37.24 58.17 61.77 71.73 70.08 78.26 68.58 63.52 43.85 36.00 54.58
1948 ----- z ----- z ----- z ----- z ----- z 73.27 75.74 h 72.42 l 66.50 k 54.07 b 48.93 40.23 e 54.12
1949 42.94 41.46 44.47 a 53.62 65.33 a 73.72 78.33 a 72.83 e 64.59 a 62.26 47.58 42.18 57.44
1950 46.61 40.80 45.29 53.32 64.52 68.98 70.35 68.74 64.03 60.69 40.10 30.63 54.51
1951 38.32 38.75 45.15 53.67 63.79 72.05 74.63 75.53 a 67.05 59.11 40.33 41.68 55.84
1952 41.98 43.17 47.71 57.13 67.15 80.10 80.77 77.40 68.75 52.89 47.75 40.32 58.76
1953 43.23 42.84 50.37 54.78 69.23 76.77 77.03 75.69 70.68 61.21 45.97 37.87 58.81
1954 37.71 46.55 46.05 63.22 60.34 74.37 79.10 78.10 73.32 59.79 45.68 37.42 58.47
1955 35.13 39.93 50.10 61.60 67.84 67.17 79.32 77.60 73.25 57.90 44.18 37.52 57.63
1956 34.63 43.79 47.47 54.21 a 66.45 72.30 76.60 74.92 67.87 61.48 45.62 47.21 57.71
1957 35.26 44.70 46.05 61.68 b 66.76 74.28 75.84 74.53 69.87 55.11 47.08 43.53 a 57.89
1958 33.90 28.41 41.74 56.85 65.32 70.57 75.95 72.56 67.98 57.61 49.28 32.84 54.42
1959 33.44 39.62 45.08 56.85 68.82 71.00 74.29 74.90 69.03 58.44 44.27 40.81 56.38
1960 37.79 34.34 33.03 61.30 63.05 71.38 73.85 75.63 70.72 59.32 47.32 32.65 55.03
1961 31.71 43.95 51.42 53.03 61.50 69.20 74.10 73.11 71.48 59.16 47.75 38.56 56.25
1962 33.19 44.75 43.68 55.35 72.31 71.74 a 76.27 76.77 66.13 61.34 47.08 33.82 56.87
1963 29.90 32.89 54.40 61.80 65.42 72.78 74.23 73.95 67.77 65.56 49.12 27.79 56.30
1964 37.68 35.28 48.58 62.15 67.23 74.40 74.77 74.85 69.28 55.08 51.68 39.92 57.58
1965 37.39 38.73 41.34 59.85 69.13 71.25 73.77 73.60 69.68 55.27 49.47 42.77 56.85
1966 30.15 38.41 48.24 56.12 63.16 70.88 78.32 72.71 66.83 54.06 47.55 38.29 55.39
1967 39.07 a 34.11 53.55 62.08 62.71 71.75 71.66 70.29 65.00 57.29 42.20 41.29 55.92
1968 32.39 30.29 47.19 57.32 63.74 72.50 75.40 76.13 68.23 57.34 46.76 a 36.53 55.32
1969 32.76 36.21 38.16 58.68 65.55 73.38 78.08 74.32 67.92 58.48 43.77 32.37 54.97
1970 28.18 35.38 43.97 59.52 66.56 72.53 74.08 75.15 74.05 58.63 46.28 41.76 56.34
1971 32.81 36.75 43.00 56.73 61.42 75.28 73.65 72.89 71.45 64.21 47.70 47.55 a 56.95
1972 39.40 37.91 46.32 a 57.72 64.81 69.32 74.82 74.34 72.63 56.05 44.70 40.53 56.55
1973 35.15 37.34 55.48 55.53 60.62 a 73.52 75.82 74.10 71.93 61.48 50.25 38.02 57.44
1974 42.06 41.12 52.71 58.40 65.87 68.00 74.52 73.47 64.73 56.55 47.80 38.74 57.00
1975 40.13 41.54 43.42 55.35 67.81 72.85 75.26 77.79 64.70 59.50 50.38 39.35 57.34
1976 32.23 47.00 53.50 56.90 61.53 71.28 73.65 71.66 65.93 a 52.47 b 38.55 a 35.47 a 55.01
1977 19.77 36.73 52.93 a 61.05 68.98 72.55 77.71 76.21 71.47 55.46 c 49.43 a 35.40 a 56.48
1978 24.60 b 25.68 43.50 58.74 a 63.73 73.81 d 76.81 75.65 72.13 55.58 a 51.58 40.10 a 55.16
1979 26.61 31.68 50.37 56.68 64.15 k 74.06 m 76.50 g 75.19 68.33 59.10 47.17 39.79 50.55
1980 36.55 32.57 44.13 55.87 66.34 c 72.85 80.25 a 79.40 71.17 d 54.70 a 46.29 b 38.58 56.56
1981 29.71 40.15 a 44.62 a 63.32 62.94 75.95 78.31 74.94 65.57 a 56.24 48.52 34.84 56.26
1982 30.90 38.12 48.47 ----- z 68.06 69.05 76.81 73.15 66.22 58.40 50.05 46.34 56.87
1983 34.95 40.00 a 48.40 52.13 62.79 71.63 78.11 80.56 71.78 61.88 a 47.80 30.34 56.70
1984 29.89 42.93 43.74 56.17 62.27 a 75.40 73.92 75.68 67.22 64.77 44.82 47.06 56.99
1985 26.38 a 35.63 a 52.11 60.70 66.98 72.20 76.76 74.23 68.45 62.61 55.10 32.32 56.96
1986 36.74 41.62 49.53 59.75 66.40 74.83 80.15 72.63 72.48 58.98 46.90 37.71 58.14
1987 34.63 40.68 49.68 a 55.68 70.82 75.28 77.10 78.05 69.58 53.42 51.53 41.94 58.20
1988 32.48 36.53 48.05 57.43 64.87 73.27 78.16 77.84 68.98 50.92 48.27 39.65 56.37
1989 42.03 34.89 50.42 56.83 61.13 71.71 a 75.31 73.56 66.68 57.55 48.10 26.42 55.39
1990 43.08 47.02 51.68 56.63 62.77 73.03 75.94 ----- z 69.07 57.87 52.40 40.76 b 57.30
1991 36.42 42.16 ----- z 60.85 71.79 73.90 77.97 75.74 71.22 60.40 46.12 43.05 59.97
1992 37.32 44.81 ----- z ----- z 61.98 67.93 76.24 70.97 ----- z 55.82 47.20 37.15 55.49
1993 ----- z ----- z 44.19 54.72 64.77 69.71 m 78.98 76.32 68.52 56.79 45.15 38.31 58.64
1994 29.03 39.66 47.32 a ----- z ----- z 74.42 75.18 72.18 66.03 58.89 52.65 43.05 55.84
1995 36.31 37.23 50.68 58.17 64.45 71.23 76.95 79.77 66.87 57.85 41.67 35.81 56.42
1996 34.21 37.38 41.31 54.63 68.95 73.65 74.03 75.05 66.77 57.55 42.62 41.24 55.62
1997 34.58 43.89 49.23 52.25 60.32 70.65 75.50 73.05 68.07 56.98 43.22 37.16 55.41
1998 40.94 43.64 47.79 54.75 68.66 74.33 77.27 75.31 73.82 60.34 50.03 41.16 59.00
1999 38.55 43.32 43.47 58.65 65.48 73.37 81.60 78.97 a 71.88 60.23 54.65 42.21 59.36
2000 37.03 46.81 53.53 a 56.82 69.82 75.47 76.68 77.06 69.93 63.32 46.85 29.93 b 58.61
2001 34.56 44.93 44.44 62.38 68.81 72.92 78.03 78.05 68.95 59.07 a 54.82 44.55 a 59.29
2002 41.56 41.32 49.21 62.05 65.53 77.47 80.77 79.26 74.27 60.16 47.08 39.39 59.84
2003 31.18 36.54 ----- z 61.17 66.84 71.07 ----- z 77.81 69.73 61.23 54.68 40.73 57.10
2004 37.82 42.26 53.94 59.73 73.10 76.37 77.95 74.36 b 72.35 64.16 54.45 39.98 60.54
2005 42.53 45.59 ----- z 60.80 65.13 ----- z 79.42 79.13 ----- z 60.45 52.55 35.87 57.94
2006 46.69 ----- z ----- z 63.32 65.44 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 58.48
2007 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2008 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 74.45 60.26 46.35 39.08 55.03
2009 33.89 43.36 52.47 59.85 67.77 76.63 74.90 76.37 71.72 57.11 52.47 38.13 58.72
2010 32.23 33.55 ----- z 63.60 70.35 ----- z 80.94 80.61 ----- z 61.05 ----- z ----- z 60.33
2011 ----- z ----- z ----- z ----- z 67.50 77.07 81.74 82.50 y 69.55 60.75 e 53.58 44.10 64.90
2012 42.23 45.17 62.03 61.40 74.61 v ----- z ----- z ----- z ----- z ----- z ----- z ----- z 52.71
Period of Record Statistics
MEAN 35.21 38.93 47.59 57.73 65.56 72.90 76.45 75.45 69.19 58.47 47.28 38.14 56.74
S.D. 5.53 4.98 5.15 3.13 3.08 2.49 2.49 2.55 2.82 3.10 3.84 4.55 1.48
SKEW -0.49 -0.43 -0.04 0.12 0.24 0.13 -0.03 -0.08 0.18 -0.02 0.01 -0.35 0.36
MAX 46.69 47.02 62.03 63.60 73.10 80.10 81.74 80.61 75.30 65.56 55.10 47.55 60.54
MIN 17.95 25.68 33.03 52.13 60.23 67.17 70.08 68.74 64.03 50.92 38.55 26.42 53.53
NO YRS 73 72 68 71 72 70 71 71 72 76 75 75 61