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 >

                                  KNOXVILLE TN
                            DAILY NORMALS AND RECORDS
                                     AUGUST

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

 1     88    69    78     0    14    0.14    97  1935    56  1895    1.82 2024
 2     88    69    78     0    14    0.14    97  2011    55  1895    1.57 2018
 3     88    69    78     0    14    0.14    99  2011    58  1976    2.94 1942
 4     88    69    78     0    13    0.14    99  1930    52  1907    2.48 1905
 5     88    69    78     0    13    0.14   101  1930    57  1929    1.17 2020

 6     88    69    78     0    13    0.14    99  1935    56  2017    2.46 1887
 7     88    68    78     0    13    0.13   101  1935    54  2004    1.66 2017
 8     88    68    78     0    13    0.13   101  1930    53  1989    1.21 1977
 9     88    68    78     0    13    0.14    99  1980    56  1989    2.24 2012
 10    88    68    78     0    13    0.12   100  1980    54  1879    2.53 2023

 11    88    68    78     0    13    0.12    98  1900    53  1879    3.00 1983
 12    88    68    78     0    13    0.11   100  1935    53  1890    2.00 2017
 13    88    68    78     0    13    0.12   100  1925    53  1964    2.65 1934
 14    88    68    78     0    13    0.11    98  1995    58  2014    2.00 1872
 15    88    68    78     0    13    0.11    99  2007    56  1963    2.57 1901

 16    88    68    78     0    13    0.11   101  2007    57  1992    2.90 1964
 17    88    68    78     0    13    0.12   101  1988    56  1889    2.81 2021
 18    88    68    78     0    13    0.11   101  1988    57  1877    2.02 1894
 19    88    67    78     0    13    0.11    98  1995    57  1943    0.91 2009
 20    88    67    78     0    12    0.12    99  1936    56  1943    1.77 1931

 21    88    67    77     0    12    0.11   101  1983    57  1893    1.36 1908
 22    88    67    77     0    12    0.11    99  2007    53  1956    3.02 1969
 23    88    67    77     0    12    0.11   102  2007    54  1930    1.60 1967
 24    87    67    77     0    12    0.11   100  2007    53  1888    3.25 1959
 25    87    67    77     0    12    0.11    99  1943    53  1891    1.44 1941

 26    87    66    77     0    12    0.10    97  1987    53  1917    1.46 2008
 27    87    66    77     0    12    0.10   101  1943    50  1879    2.79 2009
 28    87    66    76     0    12    0.10    98  1936    54  1927    2.01 1874
 29    87    66    76     0    11    0.10   102  1948    53  1986    2.62 1874
 30    87    66    76     0    11    0.09    97  2024    53  1883    1.85 2001

 31    87    66    76     0    11    0.09    99  1932    49  1946    1.71 2021

 MO   87.8  67.5  77.6    0   392    3.63   102  2007    49  1946    3.25 1959
                                                 1948                          

 DATE OF OCCURANCE IN MONTH                    (23,29)        (31)         (24)