Sewanee Weather in December
Average highs run from 52°F on December 1 to 46°F on December 31, and lows from 36°F to 30°F. Normal precipitation for the month is 6.37 in over about 11 wet days.
December day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
December at a glance
- Average high
- 48°F
- Average low
- 33°F
- Precipitation
- 6.37 in
- Snowfall
- 1.1 in
- Record high
- 76°FDec 4, 1998
- Record low
- -5°FDec 22, 1989
- Chance of a freeze
- 100%
- Daylight
- 9 h 58 min to 9 h 50 min
- Cloud cover
- 66%
- Humidity
- 84%
- Dew point
- 36°F
- Wind
- 6.5 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Dec 1 | 52°F | 36°F | 70°F 2006 | 19°F 2002 | 34% | 1% |
| Dec 2 | 52°F | 36°F | 73°F 1998 | 18°F 2020 | 34% | 1% |
| Dec 3 | 51°F | 36°F | 73°F 1991 | 19°F 1989 | 34% | 2% |
| Dec 4 | 51°F | 35°F | 76°F 1998 | 17°F 1989 | 34% | 2% |
| Dec 5 | 51°F | 35°F | 75°F 1998 | 18°F 2006 | 35% | 2% |
| Dec 6 | 51°F | 35°F | 73°F 1998 | 14°F 2024 | 35% | 2% |
| Dec 7 | 50°F | 35°F | 74°F 1998 | 16°F 2006 | 35% | 2% |
| Dec 8 | 50°F | 35°F | 69°F 2012 | 12°F 2006 | 35% | 2% |
| Dec 9 | 50°F | 34°F | 71°F 2007 | 12°F 2006 | 35% | 2% |
| Dec 10 | 49°F | 34°F | 75°F 2007 | 8°F 1995 | 35% | 2% |
| Dec 11 | 49°F | 34°F | 76°F 2007 | 14°F 1995 | 35% | 2% |
| Dec 12 | 49°F | 34°F | 72°F 2015 | 17°F 2000 | 35% | 2% |
| Dec 13 | 49°F | 34°F | 68°F 2007 | 11°F 2010 | 35% | 2% |
| Dec 14 | 48°F | 33°F | 72°F 2015 | 8°F 2010 | 35% | 2% |
| Dec 15 | 48°F | 33°F | 73°F 2015 | 15°F 1985 | 35% | 2% |
| Dec 16 | 48°F | 33°F | 74°F 2015 | 2°F 1989 | 35% | 2% |
| Dec 17 | 48°F | 33°F | 71°F 2006 | 14°F 2000 | 35% | 2% |
| Dec 18 | 47°F | 33°F | 71°F 1990 | 14°F 2000 | 35% | 2% |
| Dec 19 | 47°F | 32°F | 70°F 2024 | 10°F 1985 | 35% | 2% |
| Dec 20 | 47°F | 32°F | 66°F 1988 | 10°F 2000 | 35% | 2% |
| Dec 21 | 47°F | 32°F | 73°F 2013 | 12°F 2005 | 35% | 2% |
| Dec 22 | 47°F | 32°F | 72°F 2013 | -5°F 1989 | 35% | 2% |
| Dec 23 | 47°F | 32°F | 66°F 1990 | -5°F 1989 | 35% | 2% |
| Dec 24 | 46°F | 31°F | 70°F 2015 | 0°F 1989 | 35% | 3% |
| Dec 25 | 46°F | 31°F | 74°F 2015 | 4°F 2022 | 35% | 3% |
| Dec 26 | 46°F | 31°F | 75°F 2015 | 7°F 2022 | 35% | 3% |
| Dec 27 | 46°F | 31°F | 74°F 2015 | 11°F 2022 | 35% | 3% |
| Dec 28 | 46°F | 31°F | 76°F 2015 | 10°F 2010 | 35% | 3% |
| Dec 29 | 46°F | 31°F | 74°F 2025 | 18°F 2000 | 35% | 3% |
| Dec 30 | 46°F | 31°F | 74°F 2025 | 15°F 1993 | 35% | 3% |
| Dec 31 | 46°F | 30°F | 71°F 2021 | 14°F 2017 | 35% | 3% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CST).
- December 1
- sunrise 6:34 AM, sunset 4:32 PM
- December 31
- sunrise 6:52 AM, sunset 4:42 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00408184 (Sewanee), public domain. Records: NOAA GHCN-Daily, station USC00409800, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.