CLARKSVILLE 3 NNE, MARYLAND

Monthly Average 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 35.21 35.21
1968 27.82 29.95 45.06 52.25 58.08 69.93 74.24 74.65 65.48 56.66 45.65 33.42 52.77
1969 30.11 32.27 38.98 54.28 62.37 72.58 74.95 71.44 65.93 53.39 42.78 31.76 52.57
1970 24.31 33.05 38.60 50.72 64.69 70.65 74.19 73.44 69.48 58.60 46.05 35.16 53.24
1971 27.58 35.52 40.08 49.95 59.32 71.47 72.76 71.34 69.22 60.89 44.13 41.71 53.66
1972 35.29 32.52 41.42 50.07 61.02 67.37 74.84 72.52 67.72 51.94 41.32 39.44 52.95
1973 34.34 33.39 47.42 52.18 59.84 73.35 75.31 75.29 69.00 57.19 47.37 37.06 55.15
1974 38.06 33.09 45.24 54.53 61.94 67.90 74.42 74.10 65.75 50.89 h 44.34 a 37.95 54.30
1975 36.48 35.73 41.26 47.47 64.89 70.63 74.05 75.31 63.73 58.95 49.00 35.42 54.41
1976 29.13 42.03 47.00 54.17 60.48 72.67 72.40 70.76 65.05 50.80 a 38.58 30.69 52.81
1977 20.81 34.30 47.68 54.45 64.03 68.58 76.15 74.76 69.62 52.61 46.82 33.27 53.59
1978 26.29 23.30 39.06 51.48 60.23 70.33 72.84 75.60 67.40 53.08 46.17 37.40 51.93
1979 30.84 21.98 44.95 50.98 62.27 67.82 73.15 73.35 66.87 54.15 48.83 38.50 52.81
1980 32.02 30.33 40.94 53.68 64.37 68.58 77.08 77.02 70.82 53.83 b 42.07 34.26 53.75
1981 26.81 37.75 40.39 56.20 60.69 72.59 a 74.53 71.45 65.92 52.26 44.37 32.44 52.95
1982 24.87 35.20 41.61 50.42 64.29 69.18 75.63 70.82 66.18 55.53 47.77 42.98 b 53.71
1983 33.32 33.71 45.35 50.17 60.89 71.37 76.50 76.40 67.30 56.05 46.27 31.79 54.09
1984 27.23 39.57 37.55 50.93 61.81 72.37 74.29 74.55 64.43 61.87 43.12 44.00 54.31
1985 29.13 35.55 44.35 56.63 64.81 69.57 74.53 72.55 66.48 57.65 50.77 32.68 54.56
1986 32.06 31.96 43.23 51.78 64.32 72.37 77.08 70.97 67.43 56.61 43.40 37.23 54.04
1987 31.34 32.23 44.81 51.73 64.06 73.28 77.77 74.27 67.35 50.68 47.55 38.53 54.47
1988 27.35 35.07 43.90 51.38 62.77 71.35 78.16 76.84 64.79 a 49.74 45.13 35.63 53.51
1989 37.29 36.21 43.18 51.33 61.29 73.30 75.47 73.71 67.33 56.63 44.88 23.66 53.69
1990 41.18 42.27 46.98 53.83 61.40 71.18 76.87 73.32 66.03 59.02 ----- z 41.27 57.58
1991 34.71 39.88 45.45 54.83 69.06 72.07 77.79 75.47 66.42 55.95 45.07 39.47 56.35
1992 35.05 38.10 41.55 51.90 59.53 67.97 75.37 69.94 66.33 52.23 46.35 37.05 53.45
1993 37.11 31.25 ----- z 51.83 63.39 70.18 ----- z 73.21 68.02 ----- z ----- z ----- z 56.43
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 31.44 31.44
1996 28.48 31.93 38.40 55.23 60.27 72.53 73.31 72.00 66.28 55.31 39.73 38.63 52.68
1997 33.06 39.70 44.98 50.47 60.42 68.60 74.73 72.18 64.75 54.02 41.90 37.16 53.50
1998 39.34 40.04 44.29 54.28 64.82 69.92 73.34 72.84 68.77 53.08 43.67 39.44 55.32
1999 33.79 b 35.50 40.66 52.15 62.58 ----- z 78.47 74.58 66.63 53.06 49.50 37.53 53.13
2000 32.06 37.66 47.06 51.90 64.06 71.38 71.05 b ----- z 64.82 56.26 42.40 27.82 51.50
2001 ----- z ----- z ----- z ----- z ----- z 72.03 71.63 ----- z ----- z ----- z ----- z ----- z 71.83
2002 ----- z 38.64 44.03 55.82 61.95 72.18 76.74 69.87 68.35 54.42 43.03 32.55 56.14
2003 ----- z ----- z ----- z ----- z ----- z ----- z 74.89 75.73 66.92 53.10 ----- z 34.97 61.12
2004 27.58 33.22 44.66 53.67 68.92 69.02 75.19 ----- z ----- z ----- z ----- z ----- z 53.18
Period of Record Statistics
MEAN 31.40 34.63 43.13 52.51 62.57 70.74 74.99 73.45 66.87 55.02 44.93 35.81 53.70
S.D. 4.77 4.52 2.93 2.11 2.50 1.81 1.85 2.00 1.66 2.97 2.87 4.26 0.97
SKEW 0.01 -0.76 -0.25 0.06 0.75 -0.31 0.03 -0.04 0.41 0.40 -0.08 -0.50 0.72
MAX 41.18 42.27 47.68 56.63 69.06 73.35 78.47 77.02 70.82 61.87 50.77 44.00 56.35
MIN 20.81 21.98 37.55 47.47 58.08 67.37 71.05 69.87 63.73 49.74 38.58 23.66 51.93
NO YRS 32 33 32 33 33 33 34 32 33 31 30 34 26