Weather on January 20
Chattanooga, TN
55 Years of Data
Avg High
47°F
Avg Low
29°F
Warmest
2017
62°F avg
Coldest
1985
10°F avg
About This Date
January 20th in Chattanooga, TN typically brings chilly winter weather, with average highs around 47°F and lows near 29°F. Over 56 years of records, the warmest January 20th was in 2017 (62°F average), while the coldest was 1985 (10°F) — a 52°F range across recorded history. Precipitation has occurred on 39% of recorded January 20th dates, with snow falling 9% of the time. The last decade has been 1.6°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.6°F cooler on this date compared to 20-30 years ago.
Planning for January 20th in Chattanooga, TN? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 42° | 21° | 32° | — | — |
| 2025 | 27° | 13° | 20° | — | — |
| 2024 | 25° | 13° | 19° | — | — |
| 2023 | 57° | 39° | 48° | — | — |
| 2022 | 52° | 29° | 41° | 0.41" | — |
| 2021 | 55° | 36° | 45° | — | — |
| 2020 | 33° | 24° | 29° | — | — |
| 2019 | 44° | 25° | 35° | — | — |
| 2018 | 62° | 28° | 45° | — | — |
| 2017warmest | 71° | 54° | 62° | 2.21" | — |
| 2016 | 34° | 28° | 31° | 0.41" | — |
| 2015 | 67° | 36° | 51° | — | — |
| 2014 | 64° | 28° | 46° | — | — |
| 2013 | 62° | 31° | 46° | — | — |
| 2012 | 49° | 42° | 45° | 0.38" | — |
| 2011 | 44° | 28° | 36° | 0.05" | — |
| 2010 | 57° | 47° | 52° | 1.04" | — |
| 2009 | 30° | 20° | 25° | — | — |
| 2008 | 32° | 14° | 23° | — | — |
| 2007 | 47° | 29° | 38° | — | — |
| 2006 | 61° | 33° | 47° | 0.18" | — |
| 2005 | 57° | 24° | 41° | — | — |
| 2004 | 41° | 21° | 31° | — | — |
| 2003 | 57° | 29° | 43° | — | — |
| 2002 | 51° | 34° | 42° | — | — |
| 2001 | 38° | 28° | 33° | — | — |
| 2000 | 49° | 25° | 37° | — | — |
| 1999 | 67° | 37° | 52° | — | — |
| 1998 | 48° | 26° | 37° | — | — |
| 1997 | 58° | 24° | 41° | — | — |
| 1996 | 42° | 15° | 29° | — | — |
| 1995 | 39° | 34° | 36° | 0.08" | — |
| 1994 | 29° | 13° | 21° | — | — |
| 1993 | 45° | 42° | 43° | 0.74" | — |
| 1992 | 53° | 19° | 36° | — | — |
| 1991 | 51° | 40° | 45° | 0.03" | — |
| 1990 | 58° | 50° | 54° | 4.06" | — |
| 1989 | 52° | 35° | 43° | — | — |
| 1988 | 65° | 47° | 56° | — | — |
| 1987 | 40° | 32° | 36° | — | — |
| 1986 | 53° | 32° | 43° | — | — |
| 1985coldest | 28° | -9° | 10° | 0.15" | 0.6" |
| 1984 | 31° | 12° | 21° | — | — |
| 1983 | 32° | 27° | 29° | 0.69" | 1" |
| 1982 | 51° | 39° | 45° | 1.91" | — |
| 1981 | 41° | 37° | 39° | 1.55" | — |
| 1980 | 57° | 32° | 45° | — | — |
| 1979 | 43° | 36° | 39° | 4.95" | — |
| 1978 | 33° | 27° | 30° | 0.05" | 0.2" |
| 1977 | 32° | 18° | 25° | 0.18" | 0.7" |
| 1976 | 34° | 27° | 30° | 0.08" | 0.1" |
| 1975 | 41° | 29° | 35° | 0.48" | — |
| 1974 | 60° | 54° | 57° | 0.41" | — |
| 1973 | 55° | 25° | 40° | — | — |
| 1972 | 60° | 42° | 51° | 0.3" | — |
| 1971 | 35° | 13° | 24° | — | — |
56 years of data from CHATTANOOGA AP