CLARKSVILLE 3 NNE, MARYLAND

Monthly Average Maximum 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 45.06 45.06
1968 38.32 40.97 59.52 67.50 71.19 83.30 85.71 86.74 79.77 67.68 55.20 42.94 64.90
1969 38.84 39.71 50.00 67.37 76.45 84.37 85.55 83.61 78.73 68.00 53.37 38.84 63.74
1970 35.48 44.43 49.84 64.30 78.52 82.93 85.61 86.06 83.60 69.90 55.13 43.81 64.97
1971 36.71 45.36 50.94 65.53 71.94 83.73 84.74 83.10 78.70 70.55 54.10 51.52 64.74
1972 45.06 42.59 52.45 63.80 74.06 78.37 85.29 84.77 80.03 64.06 51.23 48.10 64.15
1973 46.03 44.89 58.26 63.17 71.45 84.97 87.23 87.06 81.77 71.26 59.17 45.81 66.75
1974 47.68 45.36 57.42 69.07 74.58 79.23 87.26 85.00 77.07 66.42 g 56.72 a 47.29 66.06
1975 47.35 45.50 51.81 58.87 76.97 81.87 85.42 87.32 73.77 71.55 61.83 45.68 65.66
1976 37.61 56.07 60.06 69.43 73.48 84.67 84.29 83.84 78.47 61.58 51.70 41.58 65.23
1977 31.10 47.79 61.42 70.17 78.77 81.23 89.68 86.39 82.10 63.77 54.60 42.90 65.83
1978 34.61 33.68 50.68 65.43 71.97 83.30 84.52 85.55 80.03 68.13 57.63 49.29 63.74
1979 39.29 32.54 59.03 62.43 74.35 80.03 83.61 84.32 77.80 65.81 60.50 49.23 64.08
1980 40.03 41.97 52.00 66.07 77.61 82.10 90.26 90.06 85.00 68.45 52.90 45.35 65.98
1981 37.65 49.82 53.00 70.20 74.06 83.97 85.52 84.48 77.47 65.29 55.60 40.97 64.84
1982 35.00 44.68 53.48 64.70 78.06 80.20 87.61 83.00 79.07 68.74 59.37 51.26 65.43
1983 42.10 45.21 55.03 61.30 74.39 84.17 91.13 89.58 82.97 67.61 58.40 39.94 65.99
1984 37.94 50.07 47.45 62.50 74.42 85.70 85.35 85.48 78.23 72.94 55.67 55.48 65.94
1985 38.16 46.36 57.10 72.57 78.81 81.30 87.39 84.52 81.60 70.55 61.03 43.65 66.92
1986 44.23 40.57 57.87 64.90 78.71 87.27 89.32 82.10 79.70 69.77 54.07 46.81 66.28
1987 40.45 44.18 59.32 63.50 77.94 86.83 90.52 87.65 79.43 65.45 60.77 47.52 66.96
1988 39.13 45.79 57.90 63.83 75.29 86.00 92.06 89.23 78.20 63.45 58.00 47.68 66.38
1989 48.29 46.89 54.74 65.53 73.42 83.97 86.13 84.19 78.87 70.55 56.43 34.19 65.27
1990 53.10 55.68 60.16 66.87 73.06 84.23 89.06 84.65 78.93 71.77 ----- z 53.58 70.10
1991 45.00 52.32 56.77 68.53 83.77 86.47 90.03 88.68 79.43 70.68 57.03 49.74 69.04
1992 45.65 49.21 52.77 65.10 72.55 80.73 86.35 81.94 77.60 65.42 55.93 45.10 64.86
1993 46.23 42.71 ----- z 65.23 77.52 84.20 ----- z 87.71 79.87 ----- z ----- z ----- z 69.07
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 39.19 39.19
1996 37.00 42.07 50.00 68.83 71.61 85.37 84.45 84.87 77.37 68.68 50.73 48.13 64.09
1997 43.42 51.89 57.16 64.47 74.58 82.47 89.35 85.97 79.20 68.74 52.20 48.13 66.47
1998 50.29 50.61 57.10 69.43 77.84 82.50 87.77 88.16 84.63 67.00 58.37 52.26 68.83
1999 43.32 45.86 51.48 65.40 76.68 ----- z 91.58 87.03 77.37 66.81 61.70 48.10 65.03
2000 42.13 49.66 60.10 63.23 76.65 82.23 82.10 ----- z 76.57 70.65 53.93 37.77 63.18
2001 ----- z ----- z ----- z ----- z ----- z 83.17 83.48 ----- z ----- z ----- z ----- z ----- z 83.33
2002 ----- z 52.61 56.39 69.10 75.74 84.83 88.81 75.65 80.83 63.35 53.30 42.42 67.55
2003 ----- z ----- z ----- z ----- z ----- z ----- z 85.13 85.29 76.90 65.77 ----- z 44.45 71.51
2004 35.87 44.00 55.87 65.23 80.29 80.77 85.13 ----- z ----- z ----- z ----- z ----- z 63.88
Period of Record Statistics
MEAN 41.35 45.79 55.22 65.87 75.66 83.23 86.98 85.44 79.43 67.87 56.22 45.70 65.66
S.D. 5.15 5.27 3.78 2.96 2.91 2.20 2.58 2.76 2.40 2.91 3.20 4.72 1.36
SKEW 0.28 -0.33 -0.22 0.09 0.50 -0.22 0.30 -1.14 0.43 -0.31 0.15 -0.23 0.72
MAX 53.10 56.07 61.42 72.57 83.77 87.27 92.06 90.06 85.00 72.94 61.83 55.48 69.04
MIN 31.10 32.54 47.45 58.87 71.19 78.37 82.10 75.65 73.77 61.58 50.73 34.19 63.74
NO YRS 32 33 32 33 33 33 34 32 33 31 30 34 26