ABERDEEN, WASHINGTON

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(450008)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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 ----- z ----- z ----- z ----- z 52.32 ----- z ----- z 49.16 44.13 37.00 45.65
1892 35.00 29.00 z 41.61 38.77 44.00 47.41 h 50.26 48.81 47.83 41.90 ----- z ----- z 43.52
1893 31.87 a 29.14 35.97 35.33 43.13 45.27 49.29 51.29 47.73 40.54 c 35.81 c 38.03 40.28
1894 35.58 33.11 34.84 38.37 42.74 48.87 49.39 52.87 47.87 40.39 39.33 31.93 a 41.27
1895 32.17 a 38.29 34.19 37.97 41.94 47.97 49.47 a ----- z ----- z 44.77 35.30 36.19 39.82
1896 35.58 36.38 33.65 38.17 42.13 47.00 53.42 ----- z ----- z ----- z ----- z ----- z 40.90
1897 ----- z 34.17 j 32.55 41.43 46.13 49.97 50.84 52.29 46.60 43.48 36.57 37.42 43.73
1898 33.30 a 37.41 a 31.67 a 37.60 41.58 49.47 48.61 c 53.10 49.33 41.03 36.32 b 31.26 d 40.89
1899 35.87 32.19 a 32.85 d 36.87 40.81 e ----- z 50.39 49.19 47.63 41.32 44.50 36.58 40.75
1900 34.90 33.82 38.52 37.27 42.61 48.13 49.84 ----- z ----- z 41.28 b 36.17 38.65 40.12
1901 29.26 26.11 ----- z 30.83 39.58 42.77 45.84 49.39 43.83 48.06 41.40 34.90 39.27
1902 32.42 38.36 35.39 37.37 44.74 45.93 48.61 49.26 43.33 43.39 37.20 33.00 40.75
1903 38.00 z 30.39 32.00 35.77 42.74 51.27 50.13 52.55 47.57 45.00 39.70 37.10 42.20
1904 35.13 33.10 34.94 41.71 b 42.52 44.20 50.35 49.77 47.07 45.23 42.50 35.74 41.86
1905 32.97 34.50 41.26 37.37 43.77 49.67 51.71 50.77 50.47 39.16 37.37 34.74 41.98
1906 36.19 34.89 35.90 41.03 43.45 45.53 52.42 50.06 46.97 45.06 38.83 36.97 42.28
1907 28.68 37.43 33.13 37.77 41.71 42.76 a 45.29 46.58 45.70 45.39 41.20 35.81 40.12
1908 35.84 34.34 36.12 g 33.90 41.35 46.90 51.00 48.77 44.63 41.77 42.17 33.84 41.32
1909 29.19 36.21 35.71 37.42 d 40.03 46.17 49.00 48.97 46.57 44.67 a 38.60 29.55 40.17
1910 31.84 32.07 40.55 40.10 45.84 47.15 c 47.77 47.42 46.73 45.45 38.97 35.52 41.62
1911 30.81 31.43 34.74 32.63 41.48 46.03 51.74 48.25 c 45.77 41.00 37.40 e 34.48 39.65
1912 36.06 35.86 32.13 35.90 43.13 45.83 50.40 f 49.52 45.20 39.48 38.27 35.13 39.68
1913 29.68 31.32 34.35 39.17 44.00 49.30 51.87 52.29 47.20 41.10 38.47 37.65 41.37
1914 38.29 38.04 d 40.94 41.53 45.29 49.30 49.10 48.71 48.33 47.13 40.20 30.77 43.14
1915 32.26 35.46 39.26 41.10 44.48 46.87 51.03 49.97 46.83 45.32 36.70 34.32 41.97
1916 25.23 34.34 36.90 38.37 40.48 46.57 49.58 50.42 46.97 37.61 32.73 32.52 39.31
1917 31.00 33.07 32.84 38.43 41.65 44.63 48.19 49.48 50.90 42.90 41.73 39.58 41.20
1918 37.16 32.89 35.32 38.30 41.48 45.80 50.61 52.32 46.67 44.00 38.00 34.16 41.39
1919 34.55 33.82 36.68 39.50 41.13 43.77 49.13 52.42 48.07 39.42 38.60 31.00 40.67
1920 34.39 32.97 35.19 34.70 37.58 43.57 49.52 48.10 48.00 42.87 37.37 37.39 40.14
1921 34.00 36.21 36.58 36.13 40.16 48.37 46.77 48.97 45.50 43.42 39.20 32.23 40.63
1922 29.74 30.54 31.81 34.90 40.74 48.23 47.81 50.35 48.30 43.77 33.33 32.03 39.30
1923 34.00 27.71 34.74 38.17 42.58 46.47 49.45 51.06 46.63 42.23 36.40 32.55 40.17
1924 32.39 37.03 33.35 34.63 42.35 44.73 46.81 48.94 44.27 42.00 36.33 40.20 p 40.26
1925 42.39 44.68 36.52 40.27 43.29 44.90 50.94 59.23 59.27 54.39 41.13 38.71 46.31
1926 35.87 38.46 38.52 42.70 44.13 48.17 49.58 52.52 44.80 45.10 40.43 34.19 42.87
1927 35.10 33.86 32.94 36.50 41.81 49.10 50.52 51.23 47.83 42.00 40.67 34.90 41.37
1928 41.71 40.72 47.84 49.03 49.48 48.80 51.84 49.42 46.77 43.42 38.63 34.48 45.18
1929 28.90 27.68 36.03 36.80 41.45 49.23 48.68 50.90 44.57 43.90 34.73 36.32 39.93
1930 22.55 34.68 35.39 42.40 41.39 46.87 47.74 51.10 47.43 40.39 37.17 33.77 40.07
1931 38.84 34.00 37.97 39.40 43.94 47.97 48.90 49.06 48.17 41.61 34.73 34.19 41.57
1932 32.26 33.55 39.97 40.23 40.97 47.43 48.39 51.42 45.23 44.97 40.73 32.84 41.50
1933 35.32 30.61 37.23 37.60 41.35 45.23 47.13 51.74 46.34 a 43.23 39.60 39.06 41.20
1934 38.94 37.32 39.06 43.23 44.42 45.83 49.71 51.71 47.07 43.74 41.43 36.19 43.22
1935 34.81 34.75 32.06 36.40 41.84 47.50 48.97 48.55 47.23 38.32 34.20 36.13 a 40.06
1936 35.61 29.86 32.74 42.37 45.10 49.53 49.58 51.65 45.20 43.90 33.37 36.10 41.25
1937 24.29 32.36 38.65 39.10 42.74 48.83 48.74 49.16 48.47 45.65 41.40 37.87 41.44
1938 35.97 34.75 36.03 39.70 41.52 46.10 48.52 48.45 50.77 43.16 36.60 35.65 41.43
1939 38.10 33.07 35.87 39.27 41.74 47.03 49.55 49.42 47.57 43.94 41.80 39.68 42.25
1940 37.10 38.72 39.06 40.87 43.58 45.37 51.00 51.61 50.57 47.13 35.20 38.26 43.21
1941 36.58 36.86 39.26 39.90 44.45 47.87 52.90 52.42 48.37 45.71 39.73 35.68 43.31
1942 34.16 34.61 33.58 40.60 43.97 46.80 53.68 53.10 48.23 45.26 36.50 37.87 42.36
1943 29.19 35.57 33.77 40.40 41.26 46.37 50.35 49.74 49.13 45.03 39.47 33.84 41.18
1944 34.87 34.14 34.45 39.13 41.61 45.80 50.45 51.71 50.33 47.29 40.67 33.23 41.97
1945 37.00 35.93 35.48 38.10 45.03 a 44.07 48.45 50.00 46.50 41.87 37.53 36.10 41.34
1946 35.06 35.46 35.45 38.20 44.29 46.63 51.03 50.32 47.73 39.10 33.87 35.35 41.04
1947 31.19 37.32 38.06 40.93 44.39 47.53 49.58 49.97 47.60 44.81 37.80 36.42 42.13
1948 33.97 32.17 33.68 37.37 43.10 49.87 49.74 52.39 46.83 41.03 36.23 31.52 40.66
1949 24.94 32.46 37.68 40.93 46.37 a 46.70 49.71 51.94 48.83 38.52 44.41 a 34.87 41.45
1950 22.68 32.18 35.87 38.20 41.13 49.97 50.81 52.94 46.70 41.71 38.80 42.45 41.12
1951 33.48 32.89 a 32.65 38.00 41.94 48.87 51.45 50.39 48.31 a 43.81 37.47 32.71 41.00
1952 31.74 34.86 ----- z 37.54 f 41.55 45.47 50.13 51.07 a 48.70 45.74 35.10 36.00 42.04
1953 39.74 35.39 36.48 38.70 43.90 46.73 51.16 50.93 b 49.50 43.23 40.73 38.19 42.89
1954 32.45 ----- z 32.45 37.60 44.61 47.70 49.29 51.61 50.80 42.35 44.57 35.71 42.65
1955 35.00 33.36 33.06 35.93 42.42 49.77 51.03 49.29 47.30 43.71 34.43 33.77 40.76
1956 34.00 31.41 34.52 39.83 45.65 48.53 51.97 52.33 a 47.37 43.10 35.90 36.68 41.77
1957 29.84 34.46 37.90 42.00 48.32 50.83 51.90 51.35 52.24 a 43.65 36.37 38.94 43.15
1958 39.52 43.86 35.23 40.20 48.63 a 55.90 55.77 54.31 b 50.68 e 44.94 37.31 a 40.87 45.60
1959 39.97 38.06 j 37.58 41.13 43.74 50.69 a 52.39 50.80 a 49.60 44.35 37.63 35.10 43.91
1960 35.06 35.45 36.68 41.41 a 44.39 48.87 50.26 52.77 48.40 45.74 37.97 36.61 42.80
1961 38.87 40.86 37.68 40.07 45.48 50.23 53.81 53.77 47.53 42.32 34.30 36.81 43.48
1962 32.77 36.89 35.29 42.67 43.16 47.70 50.55 52.39 50.27 46.39 41.83 38.68 43.22
1963 30.65 41.07 36.42 41.70 44.42 49.27 52.81 53.55 53.03 46.13 40.60 37.13 43.90
1964 36.68 33.55 36.42 37.83 41.74 49.30 ----- z 51.94 48.33 43.45 36.13 31.73 a 40.65
1965 34.74 37.14 35.06 39.63 43.16 47.33 51.97 53.68 47.87 46.29 42.13 34.84 42.82
1966 36.00 35.36 35.74 41.07 43.39 48.80 52.06 51.71 50.70 43.48 40.57 40.55 43.29
1967 38.68 36.11 35.42 36.23 45.45 51.17 53.03 54.06 52.27 46.55 39.20 35.81 43.66
1968 35.42 37.45 39.65 38.73 45.58 48.83 52.81 52.94 50.00 43.68 41.03 32.29 43.20
1969 28.68 32.82 35.45 40.00 45.71 54.03 51.32 50.87 50.23 41.58 39.20 37.26 42.26
1970 34.65 37.54 35.61 36.97 42.32 49.17 51.61 51.77 46.77 41.61 39.20 33.42 41.72
1971 34.48 35.46 33.26 37.90 44.26 46.77 50.32 53.10 46.87 41.61 39.53 32.61 41.35
1972 30.87 33.24 37.74 36.33 45.03 49.57 52.10 52.68 46.23 40.29 39.27 32.65 41.33
1973 33.48 35.39 37.03 39.57 45.16 49.37 51.32 49.94 49.87 44.23 36.40 39.10 42.57
1974 32.13 36.18 36.87 41.03 42.68 48.67 50.94 53.35 51.13 42.35 40.57 37.06 42.75
1975 34.29 33.68 34.23 35.63 44.65 48.43 53.16 52.35 49.30 44.35 39.43 35.26 42.06
1976 36.16 34.41 34.10 39.07 44.58 46.73 52.03 53.13 51.20 44.23 39.70 38.10 42.79
1977 32.74 39.00 35.77 40.60 43.13 49.83 51.10 55.23 48.83 42.55 37.70 37.77 42.85
1978 39.10 39.79 39.65 41.73 44.52 52.63 54.06 54.61 51.20 44.65 33.23 31.42 43.88
1979 29.71 35.04 a 39.39 42.70 46.71 49.37 53.71 55.29 52.77 46.68 37.60 39.77 44.06
1980 30.35 37.82 a 38.23 41.93 45.87 49.57 53.94 52.81 51.87 45.77 42.87 40.81 44.32
1981 37.42 36.57 38.13 40.07 44.84 48.40 51.32 53.48 49.33 41.61 38.93 36.32 43.04
1982 33.71 35.46 35.42 36.90 44.52 50.00 52.00 52.71 50.57 44.52 35.37 34.77 42.16
1983 38.55 39.39 40.84 40.00 47.23 51.13 53.35 53.97 47.17 41.84 41.23 31.00 43.81
1984 37.65 37.34 40.03 39.33 43.19 49.07 50.90 51.32 47.10 40.58 37.60 30.29 42.03
1985 31.35 30.86 32.61 39.17 43.16 47.70 52.84 51.23 48.10 43.97 31.77 31.77 40.38
1986 38.90 36.18 41.81 40.37 45.58 51.80 52.10 54.32 49.67 47.00 40.13 37.35 44.60
1987 35.94 38.32 40.19 42.70 47.32 49.93 53.58 52.74 ----- z 44.39 43.33 34.19 43.88
1988 35.84 38.38 37.61 42.43 45.52 48.83 52.81 53.10 49.57 49.23 40.90 36.65 44.24
1989 35.90 28.82 37.84 42.53 46.23 51.80 53.29 53.65 50.17 45.16 42.30 40.13 43.98
1990 38.71 34.39 39.87 44.77 46.16 51.60 54.81 55.81 53.77 43.06 41.30 30.35 44.55
1991 34.97 41.00 36.10 41.60 46.48 49.90 53.68 54.16 51.83 42.65 42.07 39.42 44.49
1992 39.26 40.72 42.03 43.43 47.19 53.77 55.35 54.29 47.87 46.26 40.30 34.65 45.43
1993 32.10 33.46 39.29 42.97 50.55 52.27 54.74 54.61 48.77 46.42 34.37 36.61 43.85
1994 40.81 34.79 39.65 44.67 47.48 49.90 53.55 55.13 53.10 41.58 34.63 ----- z 45.03
1995 39.16 39.21 38.35 40.57 47.45 51.10 56.13 52.74 55.40 44.74 43.57 38.00 45.54
1996 36.94 36.03 38.65 44.13 44.13 49.83 53.68 53.71 48.70 43.52 38.87 36.39 43.71
1997 38.13 36.89 39.19 41.40 48.48 52.00 54.68 56.45 53.00 45.48 42.33 36.23 45.36
1998 38.42 39.93 39.90 39.30 ----- z 52.43 56.35 54.61 49.77 44.90 42.83 35.55 44.91
1999 37.90 37.54 36.77 38.00 43.74 50.67 52.03 55.10 48.47 42.58 42.33 39.55 43.72
2000 34.74 ----- z 37.13 42.03 45.84 50.13 54.65 53.16 51.33 44.90 35.87 36.90 a 44.24
2001 37.74 32.86 38.39 39.03 44.90 49.07 53.03 53.94 50.47 44.68 41.40 35.65 43.43
2002 38.42 36.18 36.42 40.60 44.45 51.20 54.42 52.58 49.63 43.35 40.80 38.71 43.90
2003 41.29 35.29 41.19 41.50 44.77 52.30 54.58 53.39 51.53 49.00 36.67 37.87 44.95
2004 37.16 37.79 40.87 41.37 48.03 52.70 56.19 57.32 50.90 45.55 38.83 38.94 45.47
2005 38.32 33.68 40.35 42.90 50.48 52.67 53.90 54.35 47.80 46.71 38.80 36.87 44.74
2006 40.52 35.39 37.84 41.20 45.61 51.80 53.68 51.84 50.13 43.97 38.77 35.97 43.89
2007 33.23 38.46 40.13 40.63 44.03 49.63 56.30 h 53.90 50.23 42.77 37.70 35.61 42.39
2008 33.13 36.90 36.06 36.40 46.00 48.33 51.26 53.87 49.80 42.71 43.13 33.19 42.57
2009 34.65 33.50 34.94 38.50 ----- z 51.77 53.81 54.48 51.20 43.65 40.30 30.48 42.48
2010 41.61 39.46 37.71 40.93 43.74 49.57 51.77 52.68 53.43 45.03 37.90 38.61 44.37
2011 36.97 32.86 38.48 37.10 43.06 50.13 52.61 53.32 51.60 45.19 35.47 34.32 42.59
2012 33.81 37.83 36.23 41.47 44.26 48.63 53.35 54.26 48.60 45.16 41.30 37.90 43.57
2013 33.45 38.07 39.29 45.00 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 36.94
Period of Record Statistics
MEAN 34.59 35.28 36.70 39.44 43.94 48.56 51.28 51.95 48.75 43.76 38.72 35.69 42.43
S.D. 3.87 3.19 2.79 2.67 2.29 2.46 2.27 2.19 2.49 2.47 2.84 2.68 1.61
SKEW -0.67 -0.01 0.50 -0.05 0.38 0.05 -0.04 0.17 0.76 0.45 -0.12 -0.14 0.20
MAX 42.39 44.68 47.84 49.03 50.55 55.90 56.35 59.23 59.27 54.39 44.57 42.45 46.31
MIN 22.55 26.11 31.67 30.83 37.58 42.76 45.29 46.58 43.33 37.61 31.77 29.55 39.30
NO YRS 120 117 119 120 119 119 119 118 117 121 120 118 100