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 AUGUST MAX MIN AVG HDD CDD PCPN REC HIGH REC LOW REC PCPN 1 91 71 81 0 16 0.13 99 2010 60 1974 1.57 1879 2 91 71 81 0 16 0.13 100 2011 59 1895 2.91 1904 3 91 71 81 0 16 0.14 101 2011 58 1965 1.71 1948 4 91 71 81 0 16 0.13 105 1947 56 1950 3.01 1969 5 91 71 81 0 16 0.14 100 1935 58 1985 3.63 1941 6 91 71 81 0 16 0.12 102 1935 56 1948 1.54 2022 7 91 71 81 0 16 0.13 104 1935 57 1957 1.78 1997 8 91 71 81 0 16 0.13 102 1980 57 1957 1.83 1920 9 91 71 81 0 16 0.12 103 1980 56 1989 2.24 1920 10 90 71 81 0 16 0.13 104 1980 59 1976 2.46 2022 11 90 71 81 0 16 0.12 99 1957 56 1967 1.42 1974 12 90 71 81 0 16 0.11 100 1999 58 1969 1.93 2013 13 90 71 80 0 16 0.12 102 1956 53 1964 3.09 1920 14 90 71 80 0 15 0.11 101 1902 54 2004 1.60 1935 15 90 71 80 0 15 0.11 103 2007 56 1967 2.29 2021 16 90 71 80 0 15 0.11 104 2007 57 1992 2.48 1964 17 90 70 80 0 15 0.11 102 1936 58 1889 2.68 2015 18 90 70 80 0 15 0.12 103 1936 57 1958 1.61 1956 19 90 70 80 0 15 0.11 103 1936 61 1992 1.48 1915 20 90 70 80 0 15 0.12 102 1983 56 1976 1.71 1994 21 90 70 80 0 15 0.11 103 1983 56 1927 1.22 1901 22 89 70 80 0 15 0.12 103 2007 55 1956 2.98 1912 23 89 70 80 0 14 0.12 105 2007 55 1969 1.74 1900 24 89 70 79 0 14 0.12 102 2007 54 1891 1.46 1896 25 89 69 79 0 14 0.11 100 2011 54 1891 2.53 1959 26 89 69 79 0 14 0.12 101 2011 55 1966 3.28 2008 27 89 69 79 0 14 0.11 102 1936 53 1942 1.98 1882 28 89 69 79 0 14 0.10 100 1924 56 1927 2.03 1933 29 88 69 78 0 14 0.11 101 2024 54 1992 1.66 1884 30 88 68 78 0 13 0.10 100 2024 53 1992 1.39 1955 31 88 68 78 0 13 0.11 99 1993 50 1946 2.18 2021 MO 89.8 70.2 80 0 465 3.67 105 1947 50 1946 3.63 1941 2007 DATE OF OCCURANCE IN MONTH (4,23) (31) (5)