National Weather Service United States Department of Commerce

Arctic Outbreak Early Next Week. Be Prepared for the Frigid Cold Temperatures.

An outbreak of Arctic Air will plunge into the Tennessee Valley and southern Appalachians late this weekend and early next week. Light snow accumulations are also expected Sunday and Sunday night especially across the mountains. Be prepared for the cold weather. Read More >

                                 CHATTANOOGA TN
                            DAILY NORMALS AND RECORDS
                                     OCTOBER

      MAX   MIN   AVG   HDD   CDD    PCPN    REC HIGH     REC LOW     REC PCPN

 1     80    58    69     1     5    0.14    97  2019    39  1972    2.58 1985
 2     79    58    68     1     5    0.14   100  2019    36  1984    1.41 1925
 3     79    57    68     1     4    0.13   100  2019    35  1974    1.85 1937
 4     79    57    68     2     4    0.13    95  2019    33  1974    2.05 1972
 5     78    56    67     2     4    0.14    94  1954    36  1974    2.79 1995

 6     78    56    67     2     4    0.12    93  1951    38  1974    2.01 1959
 7     78    55    66     2     4    0.11    92  1939    35  1991    1.47 1899
 8     77    55    66     2     3    0.12    92  1939    34  1991    3.65 2017
 9     77    55    66     2     3    0.10    92  1941    34  1987    2.16 1999
 10    77    54    65     2     3    0.10    88  2017    33  2000    2.08 2020

 11    76    54    65     3     3    0.11    89  2010    32  1906    1.80 1902
 12    76    53    64     3     2    0.10    88  1963    32  1906    1.91 1900
 13    75    53    64     3     2    0.10    88  1954    32  1988    1.22 1959
 14    75    52    64     3     2    0.11    87  1954    30  1988    2.51 1909
 15    75    52    63     4     2    0.12    85  1950    34  2006    1.56 2012

 16    74    51    63     4     2    0.11    85  1953    35  1987    4.04 1932
 17    74    51    62     4     2    0.11    89  1910    32  1943    2.29 1949
 18    73    51    62     4     1    0.12    89  2016    28  1943    2.97 1916
 19    73    50    62     5     1    0.11    90  2016    27  1948    2.17 2004
 20    73    50    61     5     1    0.12    89  2016    31  2022    1.09 1935

 21    72    49    61     5     1    0.11    89  1963    30  1972    1.23 1962
 22    72    49    60     6     1    0.12    86  1963    24  1952    1.81 1928
 23    71    48    60     6     1    0.11    88  1941    28  1974    2.31 2007
 24    71    48    59     6     1    0.11    88  1939    28  1969    3.20 1925
 25    71    47    59     7     1    0.11    84  1963    30  1965    3.52 1977

 26    70    47    59     7     1    0.11    85  1963    29  1982    1.97 1997
 27    70    47    58     8     1    0.11    86  1940    26  1942    1.53 2006
 28    69    46    58     8     1    0.12    85  2023    26  1957    2.23 1935
 29    69    46    57     8     1    0.12    86  2016    26  1976    2.27 1918
 30    69    45    57     9     1    0.11    88  1937    22  1952    2.94 1949

 31    68    45    56     9     1    0.12    86  2016    25  1954    1.54 1895

 MO   74.1  51.4  62.7  135    65    3.59   100  2019    22  1952    4.04 1932

 DATE OF OCCURANCE IN MONTH                      (2,3)        (30)         (16)