MARTINSVILLE FILTER PLA, VIRGINIA

Monthly Average Maximum Temperature (Degrees Fahrenheit)

(445300)

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
1930 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1931 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1932 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1933 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1934 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1935 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1936 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1937 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 73.74 k 65.03 a 55.47 46.87 55.79
1938 46.06 54.57 65.71 71.17 76.90 81.17 85.39 89.06 77.93 72.81 61.57 48.52 69.24
1939 52.00 54.61 63.03 69.13 80.16 87.50 85.94 85.42 84.80 72.43 c 55.33 50.61 70.08
1940 36.13 49.59 55.13 68.47 77.87 86.00 a 85.39 81.61 78.80 70.55 58.10 52.55 66.68
1941 46.71 45.68 53.77 73.97 84.68 84.30 86.74 88.19 84.96 b 77.68 61.60 52.52 70.07
1942 46.16 45.32 62.47 a 76.17 80.93 a 84.73 89.74 83.97 80.60 70.13 59.87 45.87 68.83
1943 49.65 53.14 58.13 68.13 80.90 89.57 b 84.52 88.27 a 79.13 70.73 e 59.70 50.10 69.33
1944 49.39 52.52 58.84 71.17 85.03 89.50 89.00 87.70 a 79.33 69.39 55.40 42.84 69.18
1945 45.84 50.96 70.81 73.73 76.23 87.20 88.45 86.94 82.17 68.84 59.43 41.19 69.32
1946 47.32 53.32 65.39 72.63 75.61 86.27 85.84 84.32 80.33 71.03 65.53 57.81 70.45
1947 52.20 a 45.25 49.55 70.13 79.48 82.20 85.58 89.10 81.20 72.35 54.43 50.23 67.64
1948 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 86.77 79.70 69.32 62.93 52.39 70.22
1949 56.13 56.50 58.87 67.23 78.94 86.03 a 88.42 84.87 77.03 72.48 60.20 51.03 69.81
1950 56.52 50.64 55.16 71.10 78.61 86.00 85.16 85.55 77.17 73.71 58.33 46.32 68.69
1951 50.84 54.93 58.87 a 69.60 78.97 85.73 89.32 88.71 82.40 74.65 55.07 51.06 70.01
1952 54.13 54.45 60.52 70.57 79.94 91.53 92.39 84.97 80.23 69.06 59.97 50.39 70.68
1953 53.48 55.93 61.35 71.17 84.42 86.27 90.94 88.52 82.93 75.42 62.07 49.55 71.84
1954 51.03 ----- z 60.35 76.63 74.23 87.23 90.48 87.90 87.77 75.19 54.83 47.45 72.10
1955 47.65 53.29 62.68 74.87 80.84 81.03 89.42 87.03 79.70 71.58 59.10 46.26 69.45
1956 45.94 54.24 60.94 68.23 80.26 85.70 88.13 89.06 78.80 68.35 58.63 60.10 69.87
1957 47.81 55.36 58.81 74.97 80.52 85.30 89.13 86.16 79.77 65.00 60.03 53.00 69.65
1958 44.00 43.71 53.39 70.07 76.61 84.57 89.39 86.42 81.83 70.71 62.77 46.16 67.47
1959 48.87 a 54.68 60.32 74.30 81.32 86.97 87.06 88.81 80.93 ----- z 58.63 53.26 70.47
1960 48.87 49.17 47.23 75.67 76.81 84.60 87.29 86.68 79.00 70.03 62.47 46.58 67.87
1961 45.32 53.93 63.52 64.33 74.97 83.20 86.94 85.65 82.63 72.87 61.60 48.29 68.60
1962 45.71 53.39 56.42 67.70 83.45 82.63 86.19 86.48 78.23 72.87 56.53 46.84 68.04
1963 ----- z 46.82 65.35 73.60 78.48 84.40 87.26 h 87.35 78.40 76.48 61.63 43.10 69.56
1964 49.90 49.41 61.81 71.63 80.39 87.27 86.81 85.10 79.97 67.55 65.93 52.10 69.82
1965 50.42 51.93 56.19 71.20 83.81 82.87 85.74 87.16 81.93 71.03 61.87 55.03 69.93
1966 42.35 48.07 61.84 66.57 79.13 86.33 92.55 85.55 79.23 71.29 61.70 50.48 68.76
1967 53.03 48.32 65.42 74.90 75.03 83.93 85.71 84.65 77.00 69.90 56.23 52.35 68.87
1968 45.10 47.31 66.94 71.70 77.10 85.83 87.39 89.29 81.62 a 71.35 61.07 47.58 69.36
1969 45.84 48.71 56.45 73.50 80.55 86.83 89.94 85.10 78.67 70.71 58.67 45.61 68.38
1970 43.55 52.11 57.23 73.87 81.52 85.37 87.94 86.00 85.50 71.71 58.83 52.10 69.64
1971 44.52 50.54 57.55 ----- z 77.19 85.87 85.87 85.06 80.27 73.32 59.03 58.90 68.92
1972 52.29 48.07 60.39 72.07 75.29 81.80 86.71 85.87 81.90 ----- z 56.20 54.52 68.65
1973 49.74 50.32 62.74 68.13 75.97 85.63 86.77 86.87 83.70 72.87 64.28 a 48.10 69.59
1974 59.52 b 51.52 a 62.77 a 69.83 76.35 79.60 85.77 83.45 76.67 70.87 60.83 50.23 68.95
1975 51.42 52.04 55.65 67.33 76.48 ----- z 84.29 ----- z ----- z ----- z 64.14 a 48.08 g 64.48
1976 44.26 57.72 64.13 75.43 74.26 81.53 86.58 84.65 79.77 63.10 a 53.40 45.61 67.54
1977 36.32 50.79 63.68 73.17 79.00 82.90 91.35 87.71 81.40 64.84 56.77 46.35 67.86
1978 36.87 39.89 ----- z 69.57 74.35 84.73 86.52 87.39 82.47 69.58 63.21 b 52.77 67.94
1979 43.74 41.75 62.00 69.60 75.71 79.73 84.06 ----- z 77.26 g 69.72 b 63.00 a 52.90 a 64.22
1980 46.94 45.79 54.77 a 69.43 77.67 a ----- z 88.61 89.70 a 83.69 a 68.12 e 57.23 50.19 66.56
1981 43.52 51.85 a 56.77 73.25 b 74.35 87.66 a 87.77 86.68 c 79.73 h 67.58 61.60 43.19 66.75
1982 39.03 b 53.26 a 61.32 67.31 a 82.00 81.20 86.23 83.81 78.57 68.87 a 61.50 b 53.58 68.06
1983 ----- z 47.86 58.11 c ----- z 75.77 83.60 90.16 89.71 80.73 68.74 59.10 46.10 a 69.99
1984 44.97 b 54.83 55.06 66.53 76.97 87.00 84.03 85.39 77.33 75.48 58.47 59.63 a 68.81
1985 43.59 b ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 43.59
1986 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1987 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 66.74 62.37 51.68 60.26
1988 43.48 51.85 c 63.29 70.53 78.55 88.13 89.90 90.90 a ----- z 65.81 61.29 b 51.19 68.63
1989 53.47 a 51.54 62.58 69.83 75.84 86.07 86.65 84.48 77.83 74.45 61.63 41.42 68.82
1990 56.58 60.32 67.68 71.10 76.97 85.93 89.10 85.16 80.20 ----- z 66.47 ----- z 73.95
1991 ----- z 55.82 61.10 70.17 a 80.48 84.20 87.26 85.32 79.53 73.13 58.70 54.68 71.85
1992 51.58 54.90 59.16 69.13 71.35 79.13 88.55 80.39 77.17 68.16 56.83 48.61 67.08
1993 48.58 47.21 54.06 68.40 78.00 84.83 89.84 86.68 80.30 68.52 58.90 46.97 67.69
1994 41.55 51.96 60.19 75.13 74.55 85.07 86.77 ----- z 78.43 68.60 a 63.60 54.65 67.32
1995 48.68 48.64 64.45 71.77 76.13 81.43 90.35 87.42 77.23 71.00 55.23 47.39 68.31
1996 44.71 48.83 53.65 69.07 77.32 84.87 85.29 82.58 76.27 69.68 52.30 51.13 66.31
1997 46.84 54.36 62.16 65.07 74.23 79.70 87.19 85.16 78.63 69.48 55.00 48.42 67.19
1998 51.06 52.46 56.97 69.00 78.48 85.47 87.68 86.68 85.07 72.03 62.47 55.03 70.20
1999 51.52 53.75 58.16 72.17 79.26 83.30 89.74 87.58 78.87 67.48 65.17 53.68 70.06
2000 46.63 a 56.52 65.32 67.20 81.03 85.23 83.71 84.03 76.53 74.52 57.40 40.87 68.25
2001 48.61 55.93 54.81 72.73 76.39 84.67 83.42 86.84 77.20 72.03 68.23 54.48 69.61
2002 53.26 54.36 59.68 74.03 76.58 87.30 89.29 86.16 79.23 66.03 56.97 47.81 69.22
2003 42.65 45.50 61.97 68.40 71.65 79.90 84.23 85.32 76.67 68.71 64.60 47.42 66.42
2004 45.58 48.76 59.97 69.30 80.42 81.37 85.87 81.39 76.93 67.55 61.07 49.90 67.34
2005 49.94 51.89 56.03 68.23 73.65 82.40 86.61 86.04 h 81.77 69.61 62.57 46.16 66.26
2006 54.26 51.64 60.55 73.93 75.61 82.53 87.06 86.61 75.20 66.61 61.50 56.84 69.36
2007 50.77 45.93 67.45 68.07 78.42 83.83 84.16 92.35 81.57 74.23 61.07 54.03 70.16
2008 48.29 53.22 f 61.26 67.27 76.42 88.13 88.55 83.77 78.13 67.65 55.47 49.58 69.50
2009 45.26 51.79 57.13 70.37 75.81 84.53 83.87 88.52 77.07 66.03 61.27 44.16 67.15
2010 42.23 40.71 58.97 74.47 80.13 89.67 90.55 87.32 84.43 73.32 61.07 40.42 68.61
2011 44.13 54.46 60.32 72.97 77.48 87.97 91.32 89.06 79.50 68.84 64.10 54.55 70.39
2012 51.39 55.52 70.26 70.61 b 79.12 w ----- z ----- z ----- z ----- z ----- z ----- z ----- z 61.94
Period of Record Statistics
MEAN 47.76 51.14 60.07 70.85 78.00 84.78 87.46 86.39 80.00 70.37 59.99 49.85 68.88
S.D. 4.76 4.12 4.45 2.86 2.96 2.66 2.24 2.20 2.60 3.03 3.35 4.45 1.19
SKEW -0.14 -0.60 -0.12 0.04 0.29 -0.11 0.22 -0.13 0.67 0.04 -0.05 0.03 -0.11
MAX 59.52 60.32 70.81 76.63 85.03 91.53 92.55 92.35 87.77 77.68 68.23 60.10 71.84
MIN 36.13 39.89 47.23 64.33 71.35 79.13 83.42 80.39 75.20 63.10 52.30 40.42 66.31
NO YRS 69 69 70 69 70 68 69 67 67 69 73 71 53