BIG DELTA ALLEN AAF (PABI)
Monthly Totals/Averages
Minimum Temperature (degrees F)
Years: 1937-2007

Year         Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec  Annual
1937           -     -     -     -     -     -     -     -  34.2     -     -     -    34.2
1938           -     -     -     -     -     -     -     -     -     -     -     -       -
1939           -     -     -     -     -     -     -     -     -     -     -     -       -
1940           -     -     -     -     -     -     -  38.5     -     -   7.1  -4.4    13.7
1941       -21.2   4.4   4.9  24.1  32.9  42.3  44.1  45.4  32.6  12.6  -6.0 -14.7    16.8
1942        -1.8   2.8   1.9  22.2  40.4  47.6  50.2  48.8  40.1  18.0 -12.8 -28.2    19.1
1943       -29.3   0.8   0.3  20.7  37.1  48.5  49.4  44.3  37.1  23.5   9.4   0.6    20.2
1944        -5.9   5.8  -0.2  12.9  38.6  47.2  51.0  44.5  33.9  25.6   2.9  -0.9    21.3
1945         6.7   0.8   1.0  13.2  31.3  44.2  48.5  46.8  35.2  18.4 -10.8  -7.1    19.0
1946        -7.0  -4.1  -7.5  17.7  38.4  49.5  50.7  42.0  33.7  25.4  -9.5 -26.1    16.9
1947       -27.2  -0.9  10.3  20.8  37.5  43.8  51.0  40.5  31.5  20.1   6.2   4.6    19.9
1948        -6.9  -9.8  -4.8  11.6  34.0  47.8  47.5  39.5  30.5  18.9  -5.7 -23.6    14.9
1949       -13.0 -15.0  15.1  15.1  34.0  41.7  48.5  45.9  40.0  19.6   9.8 -17.6    18.7
1950        -8.8 -30.3   8.4  17.9  37.6  49.5  49.8  47.1  39.3  17.7 -11.7  -7.7    17.4
1951       -21.6 -13.0 -10.3  27.0  38.0  46.4  50.3  48.7  39.1  12.1   5.8 -13.8    17.4
1952       -21.4  -4.0   0.3  19.8  31.8  46.3  51.5  44.2  34.1  26.7  16.8   1.8    20.7
1953       -19.8  -1.6   1.3  27.5  39.0  50.9  51.8  48.2  36.4  17.4   1.0  -3.9    20.7
1954       -15.4 -22.6   3.9  13.9  38.2  46.7  49.7  46.0  33.9  26.6  11.9 -21.6    17.6
1955        -0.0 -14.8   1.4  14.3  36.3  45.8  50.4  43.3  35.0  17.0  -9.5 -16.0    16.9
1956       -23.7 -16.0  -4.2  21.3  38.4  45.5  51.7  47.4  33.1   9.2  -9.4 -24.7    14.0
1957        -1.8  -8.5   8.9  21.3  36.7  50.2  49.8  49.1  36.2  22.2  15.4 -17.6    21.8
1958        -2.2  -1.1   3.5  25.2  37.8  51.2  53.2  47.4  34.0   5.8   0.4  -6.1    20.7
1959       -18.6   3.1 -17.5  16.4  37.0  48.4  47.1  44.3  34.9  16.6   5.5 -12.9    17.0
1960        -4.8   5.7  -8.4  18.0  39.5  44.6  49.5  46.2  33.2  19.0  -6.0   7.7    20.3
1961        -0.3  -7.5 -10.3  16.2  37.0  46.7  48.6  45.4  36.0  12.4  -7.6 -28.5    15.7
1962       -11.3   0.4  -3.3  22.5  34.4  46.1  51.1  46.8  33.8  24.5   1.1  -8.1    19.8
1963        -1.4  -1.4  -0.8  14.0  37.1  42.9  49.1  45.5  35.3  21.7 -15.6   7.1    19.5
1964       -12.7  -2.7  -8.1  17.2  28.2  47.6  50.1  44.7  35.0  23.4   1.1 -30.6    16.1
1965       -14.7 -17.0  24.9  22.8  34.2  45.6  50.7  44.5  39.4   5.6  -2.3 -15.6    18.2
1966       -16.3  -8.8  -9.2  18.4  34.2  47.7  49.2  44.7  37.4  14.9  -5.0 -16.0    15.9
1967       -15.7  -9.7   0.8  21.6  35.3  48.6  50.1  48.7  37.3  18.8   5.6  -5.7    19.6
1968       -17.1  -1.0  10.7  22.2  36.6  46.1  52.0  47.5  32.6  13.7   1.6 -18.5    18.9
1969       -28.6  -9.1   5.3  26.4  36.7  50.9  48.5  38.5  34.6  25.8  -1.3   8.1    19.6
1970       -21.5   4.9  15.7  21.4  36.8  45.3  49.8  45.7  30.9  11.0   5.5 -14.0    19.3
1971       -34.4  -7.1 -10.8  17.3  36.1  47.7  48.5  44.2  34.3  18.0  -6.0 -12.8    14.6
1972       -24.2 -19.2 -15.8   6.7  35.8  46.7  50.9  48.3  29.9  20.5   2.7  -7.7    14.5
1973       -24.8  -6.5  -1.6  26.1  37.5  45.9  50.6  44.0  34.9  16.7  -9.2  -2.2    17.6
1974       -21.3 -22.6  -5.9  22.0  34.8  45.1  50.2  45.8  40.0  15.9  -3.8 -14.7    15.5
1975       -18.9  -9.7   1.3  19.3  39.9  47.8  51.2  45.4  37.3  14.8 -15.8 -19.6    16.1
1976        -9.9 -20.9   1.4  25.8  36.5  48.5  52.2  49.6  37.2  17.6  16.5  -2.2    21.0
1977        11.6  12.6  -1.8  21.4  39.1  50.6  51.9  50.4  38.0  22.2 -12.5 -17.5    22.2
1978         4.2   7.5   8.7  25.0  42.2  47.6  54.3  47.5  37.6  19.0   6.7  -3.8    24.7
1979        -3.8 -30.5   6.0  23.0  40.0  47.8  52.0  52.1  38.7  28.0  15.7 -19.4    20.8
1980       -16.6  11.2  12.8  29.0  43.2  48.8  52.2  46.4  34.9  25.7   9.2 -27.4    22.4
1981        17.6   3.5  21.5  17.7  43.4  46.5  50.1  46.4  35.6  23.2   4.2  -8.3    25.1
1982       -19.3 -13.1   3.4  17.5  35.7  47.6  50.9  43.9  39.5   6.8   0.1  -1.3    17.6
1983       -14.3   1.6  -3.0  24.8  36.5  48.4  50.9  43.4  28.9  15.2   7.1  -5.8    19.5
1984        -8.7 -18.1  14.2  20.8  34.3  47.3  49.5  43.0  35.5  17.2  -6.2  -8.3    18.4
1985        14.8 -17.3   7.5  10.1  34.9  45.0  51.2  44.9  36.0  11.2  -7.6   9.1    20.0
1986         1.6  -0.4  -5.9   9.3  34.7  47.7  51.0  45.3  35.2  21.2  -3.5   8.4    20.4
1987        -1.4   3.6   4.2  22.2  37.4  48.0  51.5  45.8  36.2  27.3   1.4  -4.1    22.7
1988        -1.9   2.0  11.6  23.3  38.6  47.6  51.4  46.4  33.3  10.3  -6.6  -0.0    21.3
1989       -27.9  -0.4  -7.0  25.2  37.1  47.5  52.2  49.5  38.6  18.2 -10.0   3.5    18.9
1990       -13.0 -28.7   7.7  26.2  37.7  46.7  49.4  45.5  36.0  12.4 -17.0 -14.0    15.7
1991       -13.1  -8.8   0.1  21.5  37.1  46.3  47.1  41.8  37.1  18.3  -4.9  -7.1    18.0
1992        -4.3 -12.8   5.1  18.4  32.3  46.3  50.7  45.2  20.5  12.2   3.5 -12.0    17.1
1993        -7.5  -2.7   8.3  27.6  37.5  46.1  51.4  46.1  35.4  22.9   1.5   2.4    22.4
1994        -0.5 -12.6   5.3  24.2  39.1  46.4  52.5  48.6  35.0  16.3  -6.6 -12.3    19.6
1995        -5.4  -3.9  -4.2  27.8  42.9  48.2  51.8  45.8  43.5  21.6  -6.1  -3.5    21.5
1996       -20.1 -10.1   6.0  20.9  36.1  45.5  51.7  43.9  33.5   3.0   0.5 -15.7    16.3
1997       -14.2  13.5  -5.6  23.1  35.9  50.2  53.5  49.4  40.4   9.7  12.9  -5.1    22.0
1998        -9.8   4.5  14.3  30.7  40.1  47.1  51.4  43.9  35.5  18.7   5.0  -8.8    22.7
1999       -17.5 -19.4   1.6  22.7  34.3  49.1  50.4  47.8  36.7  14.1  -4.0 -11.6    17.0
2000       -10.1   7.0  13.5  22.4  33.8  49.8  49.0  42.1  33.2  14.9   7.2   3.6    22.2
2001         8.1   6.1   3.5  25.6  33.3  49.2  50.3  47.7  35.2  15.3  -2.5 -10.9    21.7
2002         3.8   0.4   0.0  12.2  36.8  47.1  50.8  44.8  37.6  28.1  20.9   7.1    24.1
2003         1.2  13.0  -0.6  20.8  36.6  48.0  50.2  45.6  31.3  26.5   2.2  -8.5    22.2
2004       -19.6   5.3  -2.1  26.8  41.1  54.0  54.3  50.0  28.3  23.0   9.0  -2.5    22.3
2005        -7.4  -3.4  17.9  23.8  42.8  50.3  50.5  47.2  39.5  21.3 -11.1   9.4    23.4
2006       -15.4   4.8  -2.3  21.0  38.8  47.5  51.8  46.4  40.1  25.6 -17.3  -3.1    19.8
2007        -6.4  -6.5 -16.5  28.5  39.7  50.1  53.6  48.7  37.7  14.3  14.7  -3.5    21.2
2008       -12.9  -8.1   9.2  21.4  37.6  48.3     -     -     -     -     -     -    20.8

Average    -10.6  -5.2   1.9  20.8  37.0  47.4  50.6  45.8  35.4  18.1  -0.2  -8.6    19.4