Weather on October 15
Chattanooga, TN
55 Years of Data
Avg High
74°F
Avg Low
50°F
Warmest
1985
72°F avg
Coldest
1978
49°F avg
About This Date
October 15th in Chattanooga, TN typically brings pleasant fall weather, with average highs around 74°F and lows near 50°F. Over 55 years of records, the warmest October 15th was in 1985 (72°F average), while the coldest was 1978 (49°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 25% of October 15th dates historically, with the wettest October 15th recording 3.96" of rain. The last decade has been 5.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.8°F warmer on this date compared to 20-30 years ago.
Planning for October 15th in Chattanooga, TN? Great weather for outdoor activities.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 84° | 60° | 72° | — | — |
| 2024 | 63° | 43° | 53° | — | — |
| 2023 | 62° | 51° | 57° | — | — |
| 2022 | 83° | 45° | 64° | — | — |
| 2021 | 84° | 61° | 72° | 0.71" | — |
| 2020 | 81° | 59° | 70° | — | — |
| 2019 | 75° | 54° | 64° | 0.13" | — |
| 2018 | 79° | 61° | 70° | 0.05" | — |
| 2017 | 82° | 61° | 71° | 0.76" | — |
| 2016 | 81° | 59° | 70° | — | — |
| 2015 | 78° | 49° | 63° | — | — |
| 2014 | 64° | 56° | 60° | 0.03" | — |
| 2013 | 72° | 62° | 67° | — | — |
| 2012 | 74° | 51° | 62° | 3.96" | — |
| 2011 | 75° | 49° | 62° | — | — |
| 2010 | 77° | 42° | 60° | — | — |
| 2009 | 68° | 56° | 62° | 0.71" | — |
| 2008 | 82° | 56° | 69° | — | — |
| 2007 | 83° | 51° | 67° | — | — |
| 2006 | 69° | 34° | 51° | — | — |
| 2005 | 82° | 53° | 68° | — | — |
| 2004 | 61° | 45° | 53° | — | — |
| 2003 | 70° | 44° | 57° | — | — |
| 2002 | 63° | 56° | 59° | 1.3" | — |
| 2001 | 73° | 47° | 60° | — | — |
| 2000 | 81° | 43° | 62° | — | — |
| 1999 | 76° | 53° | 64° | — | — |
| 1998 | 80° | 45° | 62° | — | — |
| 1997 | 67° | 49° | 58° | — | — |
| 1996 | 79° | 46° | 62° | — | — |
| 1995 | 68° | 41° | 55° | — | — |
| 1994 | 72° | 58° | 65° | — | — |
| 1993 | 69° | 56° | 62° | 0.36" | — |
| 1992 | 78° | 49° | 63° | — | — |
| 1991 | 66° | 53° | 60° | 0.15" | — |
| 1990 | 81° | 49° | 65° | — | — |
| 1989 | 81° | 53° | 67° | — | — |
| 1988 | 72° | 37° | 54° | — | — |
| 1987 | 73° | 34° | 53° | — | — |
| 1986 | 62° | 44° | 53° | — | — |
| 1985warmest | 79° | 66° | 72° | 0.99" | — |
| 1984 | 79° | 60° | 69° | 0.05" | — |
| 1983 | 73° | 39° | 56° | — | — |
| 1982 | 73° | 41° | 57° | — | — |
| 1981 | 70° | 57° | 63° | — | — |
| 1980 | 74° | 40° | 57° | — | — |
| 1979 | 70° | 38° | 54° | — | — |
| 1978coldest | 61° | 37° | 49° | — | — |
| 1977 | 76° | 37° | 56° | — | — |
| 1976 | 79° | 44° | 61° | — | — |
| 1975 | 82° | 55° | 69° | — | — |
| 1974 | 66° | 57° | 62° | 3.35" | — |
| 1973 | 77° | 47° | 62° | — | — |
| 1972 | 72° | 45° | 58° | — | — |
| 1971 | 75° | 58° | 66° | 1.75" | — |
55 years of data from CHATTANOOGA AP