January weather in Sweetwater, TN
The average temperature in Sweetwater in January is 37.9°F (27.6°F–48.2°F). Average precipitation: 5.62 inches. Average snowfall is 0.9 inches.
January is a winter month in Sweetwater, and is cooler than the annual average of 58.4°F. Daily temperatures swing about 20.6°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 9h 51m. For travel, January is a wet month.
Avg High
48.2°F
Avg Low
27.6°F
Precipitation
5.62 in
Snow
0.9 in
January records in Sweetwater
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 70.0°F (2019) | 10.9°F (1998) | 2.30 in (2011) |
| January 2 | 77.0°F (2022) | 3.9°F (2018) | 2.00 in (2022) |
| January 3 | 68.0°F (2023) | 5.0°F (2018) | 3.02 in (2020) |
| January 4 | 72.0°F (2000) | 7.0°F (2001) | 2.13 in (2023) |
| January 5 | 70.0°F (2004) | 9.0°F (2018) | 0.47 in (2004) |
| January 6 | 66.9°F (2005) | 7.0°F (2018) | 1.35 in (2025) |
| January 7 | 66.0°F (2007) | 0.0°F (2014) | 2.29 in (2009) |
| January 8 | 69.1°F (2008) | 0.0°F (2014) | 1.21 in (2005) |
| January 9 | 69.1°F (2008) | 3.0°F (2015) | 2.15 in (2024) |
| January 10 | 66.0°F (2006) | 9.0°F (2010) | 2.74 in (2024) |
| January 11 | 69.1°F (2020) | 8.1°F (2010) | 1.71 in (2008) |
| January 12 | 73.9°F (2020) | 10.0°F (2010) | 1.26 in (2012) |
| January 13 | 69.1°F (2005) | 12.0°F (2010) | 1.05 in (2023) |
| January 14 | 69.1°F (2005) | 3.9°F (2011) | 1.87 in (2020) |
| January 15 | 71.1°F (2007) | 3.9°F (2011) | 2.44 in (2013) |
| January 16 | 69.1°F (2017) | 6.1°F (2009) | 1.78 in (2013) |
| January 17 | 62.1°F (2017) | -9.0°F (2024) | 0.71 in (2006) |
| January 18 | 64.9°F (2017) | -8.0°F (2024) | 1.67 in (2006) |
| January 19 | 66.0°F (2023) | 1.9°F (2003) | 2.80 in (2001) |
| January 20 | 69.1°F (2023) | 9.0°F (2024) | 2.49 in (2019) |
| January 21 | 70.0°F (2017) | 0.0°F (2024) | 0.99 in (2010) |
| January 22 | 66.9°F (1999) | 3.9°F (2025) | 1.38 in (2010) |
| January 23 | 73.9°F (1999) | 6.1°F (2014) | 2.00 in (2002) |
| January 24 | 64.0°F (1999) | 1.0°F (2014) | 1.92 in (2019) |
| January 25 | 63.0°F (2002) | 0.0°F (2014) | 2.99 in (2010) |
| January 26 | 66.9°F (2024) | 12.0°F (2008) | 1.95 in (2026) |
| January 27 | 68.0°F (2021) | 7.0°F (2026) | 1.92 in (2012) |
| January 28 | 71.1°F (1999) | 7.0°F (2026) | 0.93 in (2024) |
| January 29 | 69.1°F (1999) | -2.0°F (2014) | 0.68 in (2003) |
| January 30 | 73.0°F (2002) | -2.9°F (2014) | 1.35 in (2010) |
| January 31 | 73.9°F (2002) | -2.0°F (2014) | 2.69 in (2013) |