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
                                      APRIL

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

 1     67    44    55    10     0    0.16    85  1963    22  1987    3.19 1896
 2     67    44    56    10     0    0.15    88  1940    24  1881    1.51 1951
 3     67    44    56    10     1    0.15    85  1946    25  1992    1.78 2017
 4     68    45    56    10     1    0.15    87  1934    24  1879    3.13 1977
 5     68    45    56     9     1    0.16    89  2023    24  1881    3.19 1983

 6     68    45    57     9     1    0.16    86  2010    29  1944    1.67 1936
 7     69    46    57     9     1    0.16    86  1893    26  2007    1.82 1964
 8     69    46    57     8     1    0.16    84  1959    23  2007    2.32 1957
 9     69    46    58     8     1    0.17    86  1978    23  1985    1.22 1874
 10    70    46    58     8     1    0.16    89  1995    25  1985    2.49 1994

 11    70    47    58     8     1    0.16    86  2001    27  1960    2.19 1962
 12    70    47    59     7     1    0.15    87  1930    26  1989    3.14 2020
 13    71    47    59     7     1    0.16    89  1887    27  1940    2.56 1903
 14    71    48    59     7     1    0.16    86  1887    28  1950    1.34 1884
 15    71    48    60     7     1    0.16    87  1936    26  1907    3.32 1874

 16    72    48    60     6     1    0.16    87  1896    29  1950    2.39 1998
 17    72    48    60     6     1    0.15    90  1896    24  1875    1.06 2003
 18    72    49    60     6     1    0.16    90  1896    24  1875    1.84 1924
 19    72    49    61     6     1    0.15    90  1941    29  1983    2.38 1998
 20    73    49    61     5     1    0.16    87  2002    25  1983    1.99 1871

 21    73    50    61     5     2    0.16    88  1946    27  1983    3.61 2006
 22    73    50    62     5     2    0.16    86  1988    30  2021    3.03 1883
 23    74    50    62     5     2    0.16    89  1965    26  1986    1.97 2017
 24    74    51    62     5     2    0.16    93  1925    28  1986    1.15 1941
 25    74    51    62     4     2    0.16    89  1960    33  1910    2.64 1932

 26    74    51    63     4     2    0.15    89  1986    34  1873    1.45 1973
 27    75    51    63     4     2    0.15    91  1986    34  1976    3.55 2011
 28    75    52    63     4     2    0.16    90  1957    35  1928    2.42 2013
 29    75    52    64     4     2    0.15    89  2017    33  1992    1.55 1963
 30    75    52    64     4     2    0.15    92  1942    35  1988    2.05 1909


 MO   71.2    48  59.6  198    36    4.71    93  1925    22  1987    3.61 2006

 DATE OF OCCURANCE IN MONTH                       (24)         (1)         (21)