BARREN RIVER RESERVOIR, KENTUCKY

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(150422)

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
1963 ----- z ----- z ----- z ----- z ----- z ----- z 63.84 62.06 54.30 44.35 34.80 17.32 46.11
1964 21.52 22.93 32.37 a 49.47 56.32 63.33 64.87 63.52 55.00 39.26 34.80 27.90 44.27
1965 23.53 a 22.68 29.97 48.23 58.48 63.07 65.61 63.97 61.10 41.55 36.53 30.13 45.40
1966 18.81 27.14 34.06 45.87 51.35 59.07 68.58 64.03 56.90 41.06 37.33 27.52 44.31
1967 28.16 22.18 38.55 48.40 51.77 62.73 62.35 59.97 53.03 43.94 31.43 30.13 44.39
1968 21.45 18.10 32.19 44.93 52.10 58.63 64.71 65.94 55.13 43.97 36.47 27.10 43.39
1969 23.97 28.50 25.55 45.33 52.61 62.00 68.55 61.74 56.30 44.87 32.40 23.52 43.78
1970 16.61 22.96 32.03 45.23 53.00 61.10 62.29 65.42 64.20 47.45 35.70 31.00 44.75
1971 23.71 22.14 29.00 40.00 47.19 64.37 64.65 63.16 62.97 52.71 37.60 36.26 45.31
1972 26.58 24.59 33.97 45.67 52.71 56.87 65.35 63.77 62.37 45.10 36.57 31.35 45.41
1973 24.23 25.75 42.39 45.03 49.42 63.70 66.19 63.61 61.53 49.58 40.13 29.19 46.73
1974 34.48 27.46 39.97 42.00 55.45 57.63 63.58 64.87 55.77 40.90 36.63 29.23 45.67
1975 28.06 30.04 31.77 a 40.97 56.48 62.33 63.68 68.26 55.63 48.84 38.93 28.53 a 46.13
1976 20.19 31.97 40.52 42.63 48.48 61.47 62.45 61.00 53.33 41.03 25.73 22.73 a 42.63
1977 7.52 21.48 a 38.23 47.47 56.84 61.57 67.52 66.58 61.43 41.87 40.53 25.26 44.69
1978 15.32 13.43 32.10 46.03 52.77 63.07 67.39 66.42 61.97 42.10 39.33 28.03 44.00
1979 18.16 18.25 38.82 c 45.03 52.52 61.83 67.29 64.65 56.87 46.10 36.40 30.10 44.67
1980 28.74 21.31 31.06 42.30 52.84 60.80 68.57 a 68.97 60.97 41.26 33.80 28.58 44.93
1981 18.00 24.07 31.84 50.10 49.30 a 64.79 a 67.16 64.48 54.53 44.45 36.23 24.26 44.10
1982 18.65 25.50 36.42 39.57 55.74 57.33 67.26 61.61 56.00 46.87 37.93 36.39 44.94
1983 25.84 27.75 34.81 39.23 50.39 60.07 66.71 66.65 56.47 47.68 36.40 20.81 44.40
1984 17.23 28.28 31.74 44.57 48.94 63.23 62.03 63.71 54.10 53.81 31.93 36.52 44.67
1985 16.00 21.96 37.39 47.93 54.65 60.73 65.48 64.45 50.83 x 51.23 45.93 19.94 44.15
1986 20.55 29.89 34.00 44.93 54.45 63.27 67.90 61.10 61.33 48.45 38.63 29.58 46.17
1987 24.73 a 29.86 36.13 40.60 58.94 63.70 66.16 65.77 55.87 36.65 37.73 30.29 45.54
1988 19.90 22.72 32.32 40.53 48.35 56.80 65.55 66.03 57.47 38.68 36.33 26.13 42.57
1989 30.97 25.50 36.61 42.13 50.23 62.53 67.26 64.23 58.17 45.10 36.03 14.81 44.46
1990 32.29 34.50 40.29 40.73 51.10 61.47 64.32 63.13 58.17 44.35 38.63 31.13 a 46.68
1991 27.77 29.46 37.71 49.33 61.52 65.23 67.52 63.39 59.50 46.61 35.30 32.45 47.98
1992 26.35 32.03 34.61 44.80 52.61 59.57 68.32 61.71 58.87 43.48 39.20 29.65 45.93
1993 29.32 24.61 32.65 41.67 54.19 61.80 69.74 65.00 56.47 44.00 35.20 28.77 45.28
1994 20.48 27.21 33.81 46.97 47.32 65.50 68.16 63.26 54.53 46.45 42.07 33.81 45.80
1995 27.10 23.89 36.97 43.27 54.68 62.30 67.19 70.71 57.00 47.71 30.70 26.61 45.68
1996 26.19 27.34 29.61 40.10 59.55 64.53 65.90 65.90 57.10 47.94 35.13 32.68 46.00
1997 24.61 34.93 38.32 38.67 49.52 64.67 65.81 64.81 58.13 47.16 35.43 30.77 46.07
1998 35.65 36.32 38.13 45.17 59.00 65.63 70.45 66.65 61.93 49.35 39.00 34.03 50.11
1999 30.61 32.14 31.77 48.37 53.42 65.70 70.61 63.55 55.33 45.71 42.17 30.97 47.53
2000 27.29 32.62 37.90 42.00 57.13 64.70 65.26 65.87 57.97 48.10 35.13 18.33 a 46.03
2001 22.90 32.39 30.52 47.76 a 56.52 60.93 67.23 67.97 56.40 44.39 38.10 33.68 46.56
2002 28.58 28.64 34.35 47.73 53.52 65.90 69.39 68.13 62.30 51.13 36.57 29.68 47.99
2003 19.65 28.21 38.00 47.17 57.26 59.80 67.48 68.16 57.83 46.48 42.50 29.87 46.87
2004 24.32 26.17 40.42 45.60 62.10 64.33 66.42 62.71 60.10 52.42 43.47 27.52 47.96
2005 34.61 33.75 32.23 46.60 50.45 64.20 69.74 69.16 61.27 47.65 37.37 25.55 47.71
2006 34.19 26.39 36.00 50.83 52.97 61.80 67.71 69.71 57.40 45.29 37.30 31.55 47.60
2007 30.94 20.21 43.45 41.63 56.81 62.90 66.29 70.55 61.77 53.16 35.97 34.32 48.17
2008 25.26 29.76 36.61 44.83 51.65 65.67 65.94 64.00 60.70 46.55 34.47 27.48 46.08
2009 23.32 28.64 38.00 45.53 56.81 65.37 64.48 65.74 62.60 45.90 38.90 28.68 47.00
2010 21.81 23.21 36.94 47.90 60.42 69.70 70.52 68.87 58.03 44.10 36.50 21.77 46.65
2011 22.65 27.68 39.52 47.40 55.03 63.23 68.40 k 63.65 56.83 42.13 39.87 31.39 44.49
2012 28.27 a 33.40 d 45.58 45.30 60.00 u ----- z ----- z ----- z ----- z ----- z ----- z ----- z 38.14
Period of Record Statistics
MEAN 24.43 26.73 35.45 44.77 53.85 62.52 66.49 65.07 58.19 45.69 36.96 28.43 45.72
S.D. 5.73 4.83 4.06 3.16 3.74 2.65 2.20 2.58 2.93 3.80 3.41 4.81 1.55
SKEW -0.24 -0.24 0.12 -0.18 0.24 -0.21 -0.13 0.37 0.22 0.06 -0.29 -0.80 0.31
MAX 35.65 36.32 45.58 50.83 62.10 69.70 70.61 70.71 64.20 53.81 45.93 36.52 50.11
MIN 7.52 13.43 25.55 38.67 47.19 56.80 62.03 59.97 53.03 36.65 25.73 14.81 42.57
NO YRS 49 49 49 49 48 48 48 49 48 49 49 49 46