CLARKSVILLE 3 NNE, MARYLAND

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(181862)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 200408
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
1967 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 25.35 25.35
1968 17.32 18.93 30.61 37.00 44.97 56.57 62.77 62.55 51.20 45.65 36.10 23.90 40.63
1969 21.39 24.82 27.97 41.20 48.29 60.80 64.35 59.26 53.13 38.77 32.20 24.68 41.41
1970 13.13 21.68 27.35 37.13 50.87 58.37 62.77 60.81 55.37 47.29 36.97 26.52 41.52
1971 18.45 25.68 29.23 34.37 46.71 59.20 60.77 59.58 59.73 51.23 34.17 31.90 42.58
1972 25.52 22.45 30.39 36.33 47.97 56.37 64.39 60.26 55.40 39.81 31.40 30.77 41.75
1973 22.65 21.89 36.58 41.20 48.23 61.73 63.39 63.52 56.23 43.13 35.57 28.32 43.54
1974 28.45 20.82 33.06 40.00 49.29 56.57 61.58 63.19 54.43 36.07 a 32.40 28.61 42.04
1975 25.61 25.96 30.71 36.07 52.81 59.40 62.68 63.29 53.70 46.35 36.17 25.16 43.16
1976 20.65 28.00 33.94 38.90 47.48 60.67 60.52 57.68 51.63 40.40 a 25.47 19.81 40.43
1977 10.52 20.82 33.94 38.73 49.29 55.93 62.61 63.13 57.13 41.45 39.03 23.65 41.35
1978 17.97 12.93 27.45 37.53 48.48 57.37 61.16 65.65 54.77 38.03 34.70 25.52 40.13
1979 22.39 11.43 30.87 39.53 50.19 55.60 62.68 62.39 55.93 42.48 37.17 27.77 41.54
1980 24.00 18.69 29.87 41.30 51.13 55.07 63.90 63.97 56.63 39.69 b 31.23 23.16 41.55
1981 15.97 25.68 27.77 42.20 47.32 61.17 a 63.55 58.42 54.37 39.23 33.13 23.90 41.06
1982 14.74 25.71 29.74 36.13 50.52 58.17 63.65 58.65 53.30 42.32 36.17 33.62 b 41.89
1983 24.55 22.21 35.68 39.03 47.39 58.57 61.87 63.23 51.63 44.48 34.13 23.65 42.20
1984 16.52 29.07 27.65 39.37 49.19 59.03 63.23 63.61 50.63 50.81 30.57 32.52 42.68
1985 20.10 24.75 31.61 40.70 50.81 57.83 61.68 60.58 51.37 44.74 40.50 21.71 42.20
1986 19.90 23.36 28.58 38.67 49.94 57.47 64.84 59.84 55.17 43.45 32.73 27.65 41.80
1987 22.23 20.29 30.29 39.97 50.19 59.73 65.03 60.90 55.27 35.90 34.33 29.55 41.97
1988 15.58 24.34 29.90 38.93 50.26 56.70 64.26 64.45 51.52 a 36.03 32.27 23.58 40.65
1989 26.29 25.54 31.61 37.13 49.16 62.63 64.81 63.23 55.80 42.71 33.33 13.13 42.11
1990 29.26 28.86 33.81 40.80 49.74 58.13 64.68 62.00 53.13 46.26 ----- z 28.97 45.06
1991 24.42 27.43 34.13 41.13 54.35 57.67 65.55 62.26 53.40 41.23 33.10 29.19 43.65
1992 24.45 27.00 30.32 38.70 46.52 55.20 64.39 57.94 55.07 39.03 36.77 29.00 42.03
1993 28.00 19.79 ----- z 38.43 49.26 56.17 ----- z 58.71 56.17 ----- z ----- z ----- z 43.79
1994 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1995 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 23.68 23.68
1996 19.97 21.79 26.81 41.63 48.94 59.70 62.16 59.13 55.20 41.94 28.73 29.13 41.26
1997 22.71 27.50 32.81 36.47 46.26 54.73 60.10 58.39 50.30 39.29 31.60 26.19 40.53
1998 28.39 29.46 31.48 39.13 51.81 57.33 58.90 57.52 52.90 39.16 28.97 26.61 41.81
1999 24.41 b 25.14 29.84 38.90 48.48 ----- z 65.35 62.13 55.90 39.32 37.30 26.97 41.25
2000 22.00 25.66 34.03 40.57 51.48 60.53 60.24 b ----- z 53.07 41.87 30.87 17.87 39.84
2001 ----- z ----- z ----- z ----- z ----- z 60.90 59.77 ----- z ----- z ----- z ----- z ----- z 60.34
2002 ----- z 24.68 31.68 42.53 48.16 59.53 64.68 64.10 55.87 45.48 32.77 22.68 44.74
2003 ----- z ----- z ----- z ----- z ----- z ----- z 64.65 66.16 56.93 40.42 ----- z 25.48 50.73
2004 19.29 22.45 33.45 42.10 57.55 57.27 65.26 ----- z ----- z ----- z ----- z ----- z 42.48
Period of Record Statistics
MEAN 21.46 23.48 31.04 39.15 49.49 58.25 63.01 61.45 54.31 42.00 33.66 25.89 41.76
S.D. 4.68 4.14 2.56 2.05 2.43 2.07 1.82 2.45 2.17 3.85 3.22 4.16 0.89
SKEW -0.33 -1.06 0.24 -0.30 1.10 0.19 -0.56 -0.01 0.02 0.58 -0.19 -0.73 0.23
MAX 29.26 29.46 36.58 42.53 57.55 62.63 65.55 66.16 59.73 51.23 40.50 33.62 43.65
MIN 10.52 11.43 26.81 34.37 44.97 54.73 58.90 57.52 50.30 35.90 25.47 13.13 40.13
NO YRS 32 33 32 33 33 33 34 32 33 32 30 34 27