GRUNDY, VIRGINIA

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(443640)

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
1942 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1943 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1944 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1945 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1946 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1947 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1948 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1949 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1950 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1951 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1952 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1953 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1954 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1955 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1956 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1957 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1958 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1959 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1960 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 33.70 21.52 27.61
1961 20.90 33.32 39.81 39.53 47.19 58.13 63.67 a 64.74 61.03 42.97 40.20 30.52 45.17
1962 26.39 33.39 34.10 39.33 56.00 60.63 64.52 63.39 57.50 48.61 35.93 25.57 a 45.45
1963 20.97 21.29 37.74 44.00 50.65 59.60 60.90 61.90 54.60 41.03 36.31 a 20.26 42.44
1964 22.19 25.24 30.32 43.41 a 51.32 58.37 ----- z ----- z ----- z ----- z ----- z ----- z 38.48
1965 ----- z 24.35 h ----- z 46.91 h ----- z 59.63 64.90 62.55 59.23 41.97 38.14 a 29.68 c 50.87
1966 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 58.50 ----- z 37.10 28.70 a 41.43
1967 30.19 26.07 37.06 45.23 49.32 59.37 62.97 61.29 52.89 b 42.55 ----- z 32.80 a 45.43
1968 23.81 ----- z ----- z ----- z ----- z 57.13 ----- z ----- z ----- z 46.23 37.07 25.20 a 37.89
1969 25.10 a 28.29 28.35 43.57 52.65 62.00 67.10 63.45 56.27 38.35 28.10 25.29 43.21
1970 ----- z ----- z ----- z ----- z 51.00 e ----- z ----- z ----- z ----- z ----- z 31.53 k 27.61 39.31
1971 22.19 22.78 a 27.94 33.80 45.23 60.73 61.39 60.52 59.80 49.71 31.33 30.32 42.14
1972 24.90 22.79 28.77 38.93 48.77 53.60 62.13 62.65 56.80 40.53 a 34.90 a 32.42 42.27
1973 23.40 a ----- z 38.00 41.21 a ----- z ----- z ----- z 64.00 a ----- z 46.87 ----- z 27.70 a 40.20
1974 37.03 b 26.41 a 37.21 g 39.30 ----- z 54.45 a 60.55 62.00 53.13 34.35 ----- z 27.68 c 43.88
1975 26.55 b 30.21 31.65 36.17 54.23 58.90 62.87 65.55 56.57 40.00 z 34.34 a 26.68 43.97
1976 20.07 a 30.67 e 36.03 a 36.60 45.17 a 57.47 60.03 58.37 a ----- z 38.61 25.17 18.82 c 38.82
1977 12.19 18.75 32.26 42.70 51.52 56.60 63.45 64.06 59.03 41.29 39.37 22.40 a 41.97
1978 14.32 14.04 30.16 ----- z 47.52 57.67 62.67 a 63.45 59.43 37.13 35.97 22.58 40.45
1979 18.03 b 18.07 31.16 39.93 ----- z 56.87 62.97 63.84 58.13 42.26 35.97 24.16 41.04
1980 29.39 17.90 30.58 40.23 49.39 60.14 p 65.65 65.77 61.90 41.00 30.90 25.35 41.64
1981 19.52 23.50 d 30.13 44.76 a 48.94 62.60 65.52 61.58 53.13 40.55 32.70 26.03 42.41
1982 19.48 27.96 35.32 38.63 53.74 58.17 65.65 60.97 56.00 45.26 35.27 31.23 43.97
1983 25.32 28.04 34.68 39.23 47.84 57.03 63.45 64.77 54.07 44.26 33.40 24.13 43.02
1984 19.77 27.52 31.90 40.47 46.90 59.40 60.84 63.13 50.50 51.45 28.53 31.97 42.70
1985 18.16 21.50 32.58 40.27 50.13 a 57.53 62.10 62.77 54.30 46.74 44.07 20.42 42.55
1986 18.13 30.11 29.52 40.13 51.06 59.50 66.35 60.74 58.67 46.35 38.73 27.10 43.87
1987 22.45 26.30 a 31.39 37.37 52.74 60.90 64.52 62.35 55.70 33.61 30.93 27.53 a 42.15
1988 19.00 a 21.52 31.35 37.13 46.16 52.72 a 61.68 62.19 54.13 33.61 29.90 22.74 39.35
1989 27.16 27.86 38.23 37.80 44.81 60.63 62.94 61.19 54.63 39.48 29.13 13.55 41.45
1990 26.58 28.18 32.81 36.20 50.19 54.57 58.84 58.23 50.53 39.32 27.63 24.23 40.61
1991 23.23 21.96 31.39 41.37 55.03 57.90 62.90 62.45 59.00 40.97 32.10 30.97 43.27
1992 25.03 29.59 30.19 39.67 46.81 55.43 61.55 59.13 52.73 34.58 32.80 28.32 41.32
1993 30.39 23.46 29.74 37.30 48.61 56.73 64.29 61.58 56.23 42.03 32.53 27.16 42.51
1994 18.84 26.68 30.81 39.80 43.87 59.73 62.81 59.48 51.07 37.52 29.87 25.19 40.47
1995 22.61 18.29 30.29 34.10 44.81 53.97 56.29 58.03 45.43 38.84 32.70 24.71 38.34
1996 25.10 25.86 28.23 39.00 52.81 59.73 62.48 64.74 56.77 44.81 30.43 30.35 43.36
1997 24.29 32.46 35.39 36.40 43.35 58.93 64.19 60.55 54.83 42.61 31.23 28.19 42.70
1998 31.10 33.43 33.29 40.87 55.19 60.63 65.39 64.06 57.50 44.39 34.03 30.65 45.88
1999 27.94 28.82 27.81 44.43 47.48 61.11 b 66.84 61.68 51.67 42.90 36.57 26.94 43.68
2000 22.19 30.76 34.03 41.40 52.19 61.47 62.55 63.13 57.20 43.32 32.00 21.42 43.47
2001 21.94 30.46 28.94 41.47 51.03 59.96 f 63.00 65.94 54.33 38.10 a 32.53 31.13 41.72
2002 24.77 25.75 27.71 43.87 47.42 58.80 ----- z 62.77 56.47 50.52 32.97 25.58 41.51
2003 21.35 27.39 35.52 40.27 52.90 57.37 63.19 64.74 56.17 42.35 36.03 25.13 43.53
2004 22.97 25.34 32.92 e 40.00 55.03 60.10 62.58 60.68 56.93 47.97 39.37 24.55 44.04
2005 28.29 29.43 29.84 38.13 45.42 59.20 65.84 65.71 56.43 46.39 31.53 23.61 43.32
2006 28.87 23.36 31.29 42.53 47.48 58.23 62.03 64.48 55.53 42.26 34.70 28.23 43.25
2007 27.84 19.36 35.03 38.97 49.03 57.33 59.81 63.74 53.60 45.65 31.57 30.81 42.73
2008 22.65 27.62 30.19 41.73 46.39 57.90 59.58 59.16 55.87 39.61 29.07 27.74 41.46
2009 22.03 24.00 33.71 37.87 51.00 59.37 58.35 62.94 57.07 42.71 34.20 26.65 42.49
2010 22.65 22.79 32.23 38.67 52.68 63.23 64.29 65.13 54.03 40.65 32.40 20.48 42.43
2011 21.35 27.32 33.52 42.93 51.58 59.37 66.03 62.32 56.70 42.71 34.60 29.97 44.03
2012 25.90 29.14 39.74 40.97 56.27 t ----- z ----- z ----- z ----- z ----- z ----- z ----- z 33.94
Period of Record Statistics
MEAN 23.56 25.85 32.42 39.95 49.61 58.49 62.92 62.51 55.70 42.23 33.57 26.31 42.69
S.D. 4.46 4.52 3.20 2.68 3.33 2.33 2.33 2.07 3.05 4.24 3.68 3.92 1.52
SKEW 0.24 -0.44 0.62 -0.07 0.03 -0.45 -0.48 -0.37 -0.72 -0.01 0.34 -0.69 -0.54
MAX 37.03 33.43 39.81 45.23 56.00 63.23 67.10 65.94 61.90 51.45 44.07 32.80 45.88
MIN 12.19 14.04 27.71 33.80 43.35 52.72 56.29 58.03 45.43 33.61 25.17 13.55 38.34
NO YRS 49 47 47 47 45 46 45 47 46 47 47 51 36