October weather in Chattanooga, TN
The average temperature in Chattanooga in October is 62.7°F (51.4°F–74.1°F). Average precipitation: 3.59 inches.
October is a fall month in Chattanooga, and is warmer than the annual average of 61.9°F. Daily temperatures swing about 22.7°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 11h 5m. For travel, October is one of the best months of the year to visit.
Avg High
74.1°F
Avg Low
51.4°F
Precipitation
3.59 in
Daylight
11h 5m
October records in Chattanooga
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 97.0°F (2019) | 39.0°F (1946) | 2.58 in (1985) |
| October 2 | 100.0°F (2019) | 36.0°F (1984) | 0.78 in (2015) |
| October 3 | 100.0°F (2019) | 35.1°F (1974) | 1.50 in (1962) |
| October 4 | 95.0°F (2019) | 33.1°F (1974) | 2.05 in (1972) |
| October 5 | 93.9°F (1954) | 36.0°F (1974) | 2.79 in (1995) |
| October 6 | 93.0°F (1938) | 37.9°F (1964) | 2.01 in (1959) |
| October 7 | 91.9°F (1939) | 35.1°F (1991) | 1.46 in (1975) |
| October 8 | 91.0°F (1939) | 34.0°F (1991) | 3.65 in (2017) |
| October 9 | 91.9°F (1939) | 34.0°F (1987) | 2.16 in (1999) |
| October 10 | 89.1°F (1939) | 33.1°F (2000) | 2.08 in (2020) |
| October 11 | 89.1°F (2010) | 35.1°F (2000) | 0.98 in (2011) |
| October 12 | 88.0°F (1963) | 36.0°F (1951) | 0.99 in (2004) |
| October 13 | 88.0°F (1954) | 32.0°F (1988) | 1.22 in (1959) |
| October 14 | 87.1°F (1954) | 30.0°F (1988) | 2.24 in (2014) |
| October 15 | 84.9°F (1938) | 34.0°F (1987) | 1.56 in (2012) |
| October 16 | 84.9°F (1938) | 33.1°F (1939) | 1.25 in (1949) |
| October 17 | 86.0°F (1938) | 32.0°F (1943) | 2.29 in (1949) |
| October 18 | 89.1°F (2016) | 28.0°F (1943) | 2.54 in (1966) |
| October 19 | 90.0°F (2016) | 27.0°F (1948) | 2.17 in (2004) |
| October 20 | 89.1°F (2016) | 30.9°F (1948) | 0.90 in (1987) |
| October 21 | 89.1°F (1963) | 30.0°F (1972) | 1.23 in (1962) |
| October 22 | 88.0°F (1939) | 24.1°F (1952) | 1.51 in (1990) |
| October 23 | 88.0°F (1941) | 28.0°F (1974) | 2.31 in (2007) |
| October 24 | 88.0°F (1939) | 28.0°F (1969) | 1.88 in (1947) |
| October 25 | 84.0°F (1963) | 28.9°F (1938) | 3.52 in (1977) |
| October 26 | 84.9°F (1940) | 28.9°F (1968) | 1.97 in (1997) |
| October 27 | 86.0°F (1940) | 26.1°F (1942) | 1.76 in (2025) |
| October 28 | 84.9°F (2023) | 26.1°F (1957) | 1.56 in (2020) |
| October 29 | 86.0°F (2016) | 26.1°F (1976) | 1.76 in (2020) |
| October 30 | 84.9°F (1950) | 21.9°F (1952) | 2.94 in (1949) |
| October 31 | 86.0°F (2016) | 25.0°F (1954) | 1.39 in (1951) |