CHAPEL HILL 2 W, NORTH CAROLINA

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(311677)

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
1891 ----- z ----- z 36.77 e 49.66 a 54.61 65.10 a 65.13 67.74 60.93 43.97 33.57 33.39 51.09
1892 25.07 a 31.17 34.65 45.37 56.42 65.30 66.03 67.06 57.03 44.71 34.90 27.58 46.27
1893 17.35 32.36 36.45 48.63 54.58 63.79 a 67.29 66.52 59.73 47.19 37.63 31.32 46.90
1894 33.10 32.75 42.87 45.10 56.42 63.31 a 67.58 64.81 61.27 47.61 35.07 31.19 48.42
1895 27.83 a 21.14 37.74 46.20 54.32 64.00 65.58 67.42 62.76 a 42.00 39.47 31.97 46.70
1896 29.06 30.69 33.90 51.50 62.00 64.77 70.26 67.77 59.73 46.35 43.32 b 28.19 48.96
1897 26.06 33.61 40.74 ----- z 53.15 e 65.57 68.10 66.42 58.82 h 52.03 39.03 33.45 47.82
1898 33.16 25.96 43.61 43.60 57.48 64.63 70.00 69.23 63.37 51.00 36.80 31.29 49.18
1899 28.42 24.07 a 37.42 45.57 58.00 b 65.93 67.19 69.74 59.17 50.13 39.28 a 30.94 47.99
1900 29.43 a 27.75 34.87 47.59 a 55.48 d 66.30 68.23 69.06 63.90 55.19 40.03 30.35 49.02
1901 30.23 27.00 38.60 a 42.30 57.16 65.33 71.10 69.74 60.92 e 47.65 31.17 28.26 47.45
1902 27.87 25.04 38.71 44.77 d 59.32 64.13 68.94 65.90 59.31 a 50.48 44.63 31.81 48.41
1903 29.77 e 32.79 45.97 48.36 b 57.42 61.90 70.11 v ----- z 59.80 47.31 b 34.93 25.77 i 46.47
1904 24.42 26.34 37.22 d 39.18 m ----- z ----- z ----- z ----- z ----- z ----- z 34.89 l 28.32 29.08
1905 25.84 24.68 40.94 47.03 59.39 66.30 c 67.52 f 67.40 a 60.55 j 48.58 38.20 30.35 44.87
1906 34.06 28.93 33.71 47.97 53.77 ----- z ----- z ----- z ----- z 48.35 38.97 32.74 39.81
1907 35.10 27.04 41.84 40.27 54.32 60.73 ----- z ----- z 60.48 i 44.94 36.63 32.48 41.48
1908 27.08 f ----- z ----- z ----- z ----- z ----- z ----- z ----- z 57.88 v 48.19 40.77 34.58 41.18
1909 34.48 37.82 37.48 48.97 54.68 67.00 63.45 63.06 57.67 45.48 41.93 27.52 48.30
1910 30.97 29.57 44.71 47.03 53.03 ----- z ----- z ----- z 61.52 e 50.94 33.28 a 26.97 42.00
1911 34.77 34.39 36.29 43.07 56.32 66.22 l ----- z ----- z 64.35 g 53.19 35.33 35.00 m 41.91
1912 24.15 d 26.52 38.32 48.00 56.45 63.30 66.94 62.36 q 64.15 c 48.93 d 36.37 36.95 k 47.31
1913 39.07 c 32.86 40.94 45.20 53.39 67.44 u 67.55 66.26 59.21 a 48.81 38.20 37.09 h 49.15
1914 36.41 n 28.00 32.84 46.77 56.16 68.27 67.58 69.44 d 57.12 n 52.52 37.33 32.65 49.16
1915 31.71 34.32 31.06 48.06 m 56.90 63.33 o 66.97 a ----- z 62.64 h 53.71 40.73 30.87 43.28
1916 36.87 33.12 d 37.23 a 45.40 59.52 62.57 69.10 67.03 60.41 a 50.39 38.23 30.09 h 50.90
1917 31.57 h 27.79 i 39.26 47.00 52.32 61.45 h 66.64 f ----- z 53.73 o 44.19 e 33.88 e ----- z 43.33
1918 21.06 n 34.16 i ----- z 43.60 e 60.68 c 62.73 62.39 h ----- z 49.00 w 52.26 37.63 36.71 48.94
1919 30.75 c 30.96 40.39 c 46.52 e 58.00 f 63.31 d 68.13 67.22 h ----- z 60.00 z 38.41 h 28.81 44.12
1920 29.77 26.83 38.97 43.10 j 48.71 j 64.10 j 65.90 63.25 z 59.38 q 46.12 o 34.08 q 37.89 v 40.37
1921 28.61 m 34.68 47.90 b 49.77 53.81 64.23 68.84 66.32 68.07 47.48 42.97 34.94 52.64
1922 31.23 37.46 40.65 50.80 e 57.29 66.73 68.50 a 64.32 61.69 a 50.29 39.17 36.17 a 50.36
1923 34.97 30.32 39.26 45.67 55.42 65.57 w 67.68 i 66.97 a 62.23 47.45 38.93 b 38.61 45.98
1924 29.35 30.66 37.84 45.13 54.06 65.03 64.94 66.06 57.90 46.57 a 37.73 29.87 47.10
1925 27.10 28.00 v 37.93 a 46.90 51.55 67.33 68.94 64.16 66.57 49.10 39.00 b 33.87 a 50.22
1926 30.38 b 35.04 32.97 45.20 53.94 62.27 67.61 69.45 63.48 a 50.06 34.47 33.26 48.18
1927 31.23 40.11 39.81 43.83 55.74 60.70 65.61 62.97 57.83 a 50.16 44.50 b 34.87 48.95
1928 31.00 32.21 38.74 44.60 54.21 b 63.80 69.06 69.03 57.40 51.77 a 39.80 33.00 48.72
1929 31.50 a 31.04 45.00 a 49.24 a 55.62 b 62.68 b 66.87 65.29 61.40 47.39 44.00 32.90 49.41
1930 32.87 35.93 36.71 47.00 58.03 62.37 69.65 63.35 65.93 45.55 38.11 b 27.24 b 48.56
1931 30.32 33.58 d 34.71 44.37 53.45 62.97 69.74 65.03 62.53 49.84 43.30 39.57 a 49.12
1932 41.10 39.69 36.35 45.23 55.61 65.63 68.96 c 67.29 62.64 h 51.32 38.13 36.16 49.59
1933 39.55 33.53 i 40.10 47.10 60.90 65.03 a 67.00 68.52 65.83 50.16 37.70 37.97 52.71
1934 36.43 a 25.79 37.03 48.60 57.23 67.73 71.10 69.81 65.13 48.23 41.97 33.42 50.20
1935 32.68 33.61 45.81 47.60 55.32 64.47 69.52 b 68.26 61.07 49.45 45.97 a 26.84 50.05
1936 28.73 a 28.90 43.45 45.53 57.13 a 64.07 69.10 70.03 63.20 53.13 39.43 35.65 49.86
1937 43.52 34.29 37.35 47.80 55.61 66.37 67.26 68.23 58.70 47.03 38.83 33.68 49.89
1938 33.42 40.54 45.52 49.10 58.48 63.07 67.84 69.13 62.57 48.29 43.47 34.17 a 51.30
1939 34.90 a 39.54 42.74 47.07 56.97 68.67 67.58 69.35 63.60 51.00 37.70 34.84 51.16
1940 21.94 33.76 37.39 46.70 56.13 66.47 67.16 68.52 58.77 49.35 40.73 37.97 48.74
1941 32.06 28.57 34.23 a 50.73 57.32 65.30 70.65 66.94 63.33 57.10 40.10 36.42 50.23
1942 30.35 30.68 41.90 48.50 59.00 67.33 70.23 67.90 63.27 51.65 41.97 32.23 50.42
1943 34.77 34.29 38.42 45.90 59.55 69.37 69.71 67.61 57.93 47.42 37.83 32.97 49.65
1944 31.97 35.93 38.06 46.97 60.16 66.50 67.48 66.74 64.10 49.16 40.93 28.58 49.72
1945 35.32 35.25 49.87 52.93 57.52 68.20 70.45 66.68 66.20 48.87 41.83 28.42 51.80
1946 33.45 34.32 44.77 47.53 56.13 64.30 69.29 64.48 62.10 51.81 46.60 36.23 50.92
1947 36.65 n 25.70 e 31.77 49.97 56.00 62.67 63.48 67.42 61.13 54.06 38.27 29.52 49.09
1948 25.97 32.21 43.03 49.97 55.26 63.27 67.81 64.23 59.27 45.35 45.50 36.84 49.06
1949 41.23 41.46 b 39.61 47.23 56.00 65.30 70.35 67.61 58.93 53.06 37.50 35.87 51.18
1950 42.29 35.32 36.81 44.90 57.19 63.47 66.26 63.16 59.77 51.58 33.63 27.13 48.46
1951 31.35 30.00 38.61 45.20 51.61 62.97 66.13 65.97 58.66 a 51.16 34.38 a 32.87 47.41
1952 36.90 33.52 37.03 46.73 54.90 66.70 67.16 66.10 58.03 42.16 38.57 31.52 48.28
1953 35.71 36.32 39.00 46.17 60.84 63.67 65.94 64.03 56.80 47.52 34.97 32.03 48.58
1954 30.00 35.25 37.32 50.60 50.29 61.17 65.16 64.74 59.30 48.16 35.27 27.65 47.08
1955 28.94 30.71 41.42 49.93 55.61 56.47 68.29 67.13 62.00 45.39 36.37 25.52 47.31
1956 27.65 32.59 35.06 43.07 54.35 61.23 66.45 65.35 57.30 51.87 34.53 36.71 47.18
1957 28.94 34.39 36.13 48.23 56.10 64.17 65.06 62.74 62.73 43.61 39.70 31.19 47.75
1958 22.87 23.71 34.26 45.97 55.94 61.47 68.10 65.13 55.97 46.35 41.77 23.35 45.41
1959 25.52 31.82 33.65 48.00 58.65 61.53 67.39 67.61 59.41 a 51.52 36.37 29.00 47.54
1960 30.35 28.52 26.23 47.90 52.45 63.13 65.23 67.58 59.50 48.81 35.47 21.61 45.56
1961 22.23 31.32 40.06 40.77 51.42 61.43 65.55 66.87 61.87 43.74 40.43 29.13 46.24
1962 25.19 31.25 34.06 44.13 58.17 a 62.67 64.63 a 64.68 56.67 48.97 36.17 26.13 46.06
1963 22.68 22.04 37.97 46.67 52.39 61.10 63.65 63.16 54.47 44.16 36.63 21.84 43.90
1964 25.55 26.38 35.84 45.73 54.13 63.13 65.29 63.42 56.07 40.48 38.17 31.45 45.47
1965 27.42 29.61 35.29 46.33 60.13 62.40 67.13 66.26 61.57 44.65 38.60 29.06 47.37
1966 26.35 29.64 34.97 44.00 55.55 60.07 66.77 66.74 57.60 44.68 37.33 30.00 46.14
1967 30.90 26.93 38.16 48.03 50.42 60.77 66.19 64.81 53.00 44.13 33.40 33.13 45.82
1968 25.00 22.90 39.03 46.00 52.58 62.37 67.58 67.87 56.30 47.13 37.63 26.97 45.95
1969 25.48 31.14 31.90 47.30 53.50 a 65.93 69.55 65.19 58.17 48.00 34.00 27.87 46.50
1970 22.19 26.93 36.81 48.37 55.84 62.27 67.00 66.84 63.57 49.29 38.03 31.35 47.37
1971 28.06 28.57 34.74 41.77 51.45 64.80 66.48 65.42 62.37 55.77 36.97 39.29 47.97
1972 32.87 28.93 37.77 44.03 54.06 58.47 67.26 65.16 59.97 44.71 37.17 35.84 47.19
1973 28.45 26.32 ----- z 45.67 51.97 65.50 66.97 66.84 62.23 47.10 38.47 30.74 48.20
1974 38.03 29.32 38.65 44.33 ----- z 60.23 64.84 66.29 57.53 40.48 34.90 29.53 a 45.83
1975 29.29 31.82 32.61 42.23 56.13 61.53 63.42 66.06 58.60 47.23 37.40 27.19 46.13
1976 22.03 35.55 41.00 45.23 52.15 d 61.13 64.77 59.42 52.37 37.16 30.93 24.48 43.85
1977 16.68 24.86 39.97 47.20 53.77 58.90 64.52 61.19 58.37 42.52 35.95 h 26.26 44.93
1978 19.48 19.61 32.48 42.10 48.87 58.20 59.77 59.16 54.13 41.29 39.03 28.06 41.85
1979 24.16 22.14 ----- z 46.77 53.97 57.27 62.23 ----- z 58.07 43.77 37.63 28.45 43.45
1980 28.45 22.45 33.68 43.10 52.26 56.87 62.90 60.87 57.73 43.84 33.73 27.48 43.61
1981 20.61 27.39 30.45 46.00 49.23 61.97 61.27 a ----- z ----- z 41.90 36.33 25.70 d 40.09
1982 20.16 29.93 35.13 40.40 52.29 58.47 60.65 57.84 57.13 46.35 37.07 36.06 44.29
1983 27.19 28.61 38.42 40.87 46.64 t ----- z 67.60 z 68.26 57.40 45.06 34.57 25.23 40.62
1984 22.68 31.03 33.13 42.80 51.29 61.57 62.61 61.23 50.63 49.61 31.93 35.61 44.51
1985 23.13 29.36 37.35 46.83 54.10 59.83 63.26 63.61 57.23 50.10 46.47 24.97 46.35
1986 24.35 30.79 34.74 44.93 53.23 62.80 65.03 60.65 54.23 45.26 41.40 30.84 45.69
1987 27.26 27.96 35.48 43.50 56.81 64.07 67.55 66.39 58.43 34.74 35.33 30.39 45.66
1988 20.90 26.21 34.10 43.67 51.55 59.87 66.42 67.94 58.17 38.39 34.70 26.65 44.05
1989 30.06 29.00 35.94 41.07 48.29 63.53 65.10 64.16 56.83 42.77 35.73 21.13 44.47
1990 34.97 36.21 41.45 43.60 53.48 59.90 65.42 63.90 52.83 47.58 38.97 37.26 47.96
1991 31.68 33.89 40.94 50.13 61.06 64.13 71.58 68.52 60.17 46.94 36.50 34.77 50.03
1992 31.71 34.69 37.55 45.77 52.03 62.63 70.48 65.55 62.07 45.26 41.87 32.19 48.48
1993 33.19 27.64 35.68 43.40 57.77 64.53 71.35 67.65 62.80 46.06 38.97 29.84 48.24
1994 24.45 30.71 39.03 48.57 52.19 67.10 70.97 65.23 57.30 44.71 41.97 36.87 48.26
1995 30.39 28.07 38.55 46.43 56.77 64.50 69.23 69.90 60.33 49.06 34.37 27.06 47.89
1996 26.71 29.28 33.71 46.33 56.39 65.37 68.87 66.26 60.47 48.42 34.63 33.61 47.50
1997 29.29 34.82 41.77 43.57 51.90 61.10 68.94 65.06 60.33 47.61 36.07 ----- z 49.13
1998 34.06 33.43 38.55 46.57 58.10 65.33 68.68 66.81 62.90 47.61 37.73 36.03 49.65
1999 32.00 31.11 33.42 48.27 53.65 63.00 70.45 69.00 59.03 46.55 41.33 30.74 48.21
2000 26.84 32.00 40.26 45.07 56.74 65.50 66.97 65.23 59.80 45.61 34.90 24.87 46.98
2001 27.29 33.64 35.03 47.03 54.19 65.97 65.87 66.71 57.87 42.94 39.33 35.52 47.62
2002 29.52 31.86 37.77 51.23 53.45 64.63 69.68 67.13 63.13 53.16 37.60 29.97 49.09
2003 26.35 30.18 39.77 45.67 56.61 63.10 69.26 69.74 60.50 47.71 42.93 28.65 48.37
2004 26.03 29.24 39.71 47.00 61.19 65.50 68.61 65.32 61.33 51.48 41.43 29.26 48.84
2005 32.48 31.93 34.45 44.83 52.03 64.70 71.16 69.65 64.63 51.42 36.93 29.32 48.63
2006 35.55 29.32 38.32 48.77 52.26 63.47 68.45 69.97 58.73 45.29 38.97 32.90 48.50
2007 33.45 26.57 39.71 45.93 54.97 64.67 66.23 71.58 61.23 53.61 37.57 36.35 49.32
2008 29.29 33.07 38.16 47.57 53.61 66.57 65.90 66.03 62.27 46.06 35.43 34.94 48.24
2009 27.90 30.82 38.39 45.80 57.42 65.00 65.19 69.10 60.07 48.16 41.07 29.39 48.19
2010 25.58 26.93 38.35 48.03 60.71 70.10 70.45 69.94 63.23 48.45 36.33 24.84 48.58
2011 25.32 31.57 38.16 49.30 57.70 a 67.37 71.35 68.52 62.45 a 45.55 38.47 34.58 49.19
2012 30.84 33.66 46.42 47.11 b 61.22 v ----- z ----- z ----- z ----- z ----- z ----- z ----- z 39.51
Period of Record Statistics
MEAN 29.56 30.71 37.99 46.28 55.34 63.67 67.25 66.31 60.04 47.70 38.19 31.17 47.83
S.D. 5.17 4.25 3.82 2.50 2.87 2.66 2.46 2.57 3.19 3.80 3.25 4.07 1.93
SKEW 0.14 -0.02 0.33 -0.11 0.08 -0.30 -0.50 -0.78 -0.23 -0.40 0.40 -0.15 -0.52
MAX 43.52 41.46 49.87 52.93 62.00 70.10 71.58 71.58 68.07 57.10 46.60 39.57 51.80
MIN 16.68 19.61 26.23 40.27 48.29 56.47 59.77 57.84 50.63 34.74 30.93 21.13 41.85
NO YRS 115 116 118 117 115 110 109 106 106 118 117 113 89