Sentinel Weather in December
Average highs run from 53°F on December 1 to 48°F on December 31, and lows from 33°F to 28°F. Normal precipitation for the month is 0.77 in over about 3 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
- 49°F
- Average low
- 30°F
- Precipitation
- 0.77 in
- Snowfall
- 1.5 in
- Record high
- 86°FDec 25, 2025
- Record low
- 0°FDec 18, 2016
- Chance of a freeze
- 100%
- Daylight
- 9 h 58 min to 9 h 50 min
- Cloud cover
- 53%
- Humidity
- 70%
- Dew point
- 29°F
- Wind
- 10.3 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 | 53°F | 33°F | 77°F 2012 | 10°F 2006 | 11% | 1% |
| Dec 2 | 53°F | 32°F | 76°F 2021 | 20°F 2014 | 11% | 1% |
| Dec 3 | 52°F | 32°F | 78°F 2012 | 19°F 1964 | 11% | 1% |
| Dec 4 | 52°F | 32°F | 74°F 2007 | 15°F 2009 | 11% | 1% |
| Dec 5 | 52°F | 32°F | 79°F 2021 | 17°F 2013 | 11% | 1% |
| Dec 6 | 51°F | 31°F | 69°F 2001 | 12°F 2013 | 11% | 1% |
| Dec 7 | 51°F | 31°F | 77°F 1966 | 7°F 2013 | 11% | 1% |
| Dec 8 | 51°F | 31°F | 72°F 2003 | 4°F 2005 | 11% | 1% |
| Dec 9 | 50°F | 31°F | 72°F 1996 | 10°F 2013 | 11% | 1% |
| Dec 10 | 50°F | 30°F | 79°F 1996 | 10°F 2013 | 11% | 1% |
| Dec 11 | 50°F | 30°F | 69°F 2025 | 11°F 1961 | 10% | 1% |
| Dec 12 | 50°F | 30°F | 71°F 2005 | 7°F 1961 | 10% | 1% |
| Dec 13 | 50°F | 30°F | 70°F 2009 | 9°F 1958 | 10% | 2% |
| Dec 14 | 49°F | 30°F | 73°F 2021 | 10°F 1963 | 10% | 2% |
| Dec 15 | 49°F | 29°F | 79°F 2021 | 13°F 2008 | 10% | 2% |
| Dec 16 | 49°F | 29°F | 76°F 2016 | 13°F 2008 | 10% | 2% |
| Dec 17 | 49°F | 29°F | 70°F 2002 | 6°F 1964 | 10% | 2% |
| Dec 18 | 49°F | 29°F | 74°F 2001 | 0°F 2016 | 10% | 2% |
| Dec 19 | 48°F | 29°F | 66°F 1962 | 6°F 1996 | 10% | 2% |
| Dec 20 | 48°F | 29°F | 75°F 2010 | 16°F 1996 | 10% | 2% |
| Dec 21 | 48°F | 29°F | 70°F 2003 | 9°F 1998 | 10% | 2% |
| Dec 22 | 48°F | 28°F | 71°F 1996 | 2°F 2022 | 10% | 2% |
| Dec 23 | 48°F | 28°F | 74°F 2025 | 3°F 2022 | 10% | 2% |
| Dec 24 | 48°F | 28°F | 76°F 2021 | 7°F 2004 | 10% | 2% |
| Dec 25 | 48°F | 28°F | 86°F 2025 | 12°F 2012 | 10% | 2% |
| Dec 26 | 48°F | 28°F | 79°F 2021 | 9°F 2012 | 10% | 2% |
| Dec 27 | 48°F | 28°F | 81°F 2025 | 14°F 2002 | 10% | 2% |
| Dec 28 | 48°F | 28°F | 75°F 1999 | 14°F 1966 | 10% | 2% |
| Dec 29 | 48°F | 28°F | 68°F 2005 | 14°F 2012 | 10% | 2% |
| Dec 30 | 48°F | 28°F | 74°F 2004 | 11°F 2014 | 10% | 2% |
| Dec 31 | 48°F | 28°F | 76°F 2011 | 8°F 2017 | 10% | 2% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CST).
- December 1
- sunrise 7:27 AM, sunset 5:25 PM
- December 31
- sunrise 7:45 AM, sunset 5:35 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00003932 (Clinton Sherman AP), public domain. Records: NOAA GHCN-Daily, station USW00003932, 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.