December weather in Stillwater, OK
The average temperature in Stillwater in December is 39.6°F (28.6°F–50.6°F). Average precipitation: 1.67 inches.
December is a winter month in Stillwater, and is cooler than the annual average of 60.2°F. Daily temperatures swing about 22°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 9h 33m. For travel, December is cool.
Avg High
50.6°F
Avg Low
28.6°F
Precipitation
1.67 in
Daylight
9h 33m
December records in Stillwater
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 78.1°F (2012) | 0.7°F (2006) | 0.06 in (2003) |
| December 2 | 79.2°F (2021) | 5.7°F (2006) | 0.26 in (2020) |
| December 3 | 79.0°F (2012) | 11.8°F (2006) | 0.57 in (2011) |
| December 4 | 76.8°F (2017) | 11.5°F (2006) | 0.10 in (2014) |
| December 5 | 77.7°F (2021) | 16.3°F (2005) | 0.18 in (2004) |
| December 6 | 64.8°F (2012) | 11.7°F (2013) | 0.71 in (2004) |
| December 7 | 69.8°F (2023) | 5.4°F (2013) | 0.23 in (2022) |
| December 8 | 69.4°F (2008) | 2.7°F (2005) | 0.12 in (2008) |
| December 9 | 72.9°F (2015) | 0.3°F (2005) | 0.58 in (2003) |
| December 10 | 77.9°F (2021) | 3.7°F (2013) | 0.58 in (2022) |
| December 11 | 72.1°F (2015) | 12.6°F (2012) | 0.59 in (2007) |
| December 12 | 71.2°F (2015) | 13.5°F (2013) | 0.55 in (2003) |
| December 13 | 70.3°F (2009) | 19.4°F (2003) | 0.77 in (2018) |
| December 14 | 75.7°F (2021) | 15.1°F (2020) | 0.09 in (2014) |
| December 15 | 78.3°F (2021) | 14.2°F (2008) | 1.10 in (2023) |
| December 16 | 75.6°F (2006) | 15.3°F (2005) | 0.06 in (2017) |
| December 17 | 69.3°F (2024) | 8.2°F (2016) | 0.22 in (2014) |
| December 18 | 70.7°F (2013) | 0.5°F (2016) | 0.01 in (2008) |
| December 19 | 67.1°F (2012) | 2.5°F (2016) | 1.03 in (2011) |
| December 20 | 70.0°F (2010) | 14.9°F (2008) | 0.92 in (2006) |
| December 21 | 67.1°F (2007) | 8.6°F (2008) | 0.32 in (2013) |
| December 22 | 73.4°F (2025) | 1.2°F (2022) | 0.14 in (2007) |
| December 23 | 76.1°F (2025) | 3.0°F (2022) | 1.08 in (2002) |
| December 24 | 82.2°F (2021) | 7.2°F (2004) | 2.20 in (2023) |
| December 25 | 80.6°F (2025) | 8.1°F (2002) | 0.05 in (2002) |
| December 26 | 77.5°F (2008) | 11.5°F (2012) | 2.30 in (2018) |
| December 27 | 84.7°F (2025) | 14.7°F (2022) | 0.87 in (2015) |
| December 28 | 72.1°F (2025) | 15.4°F (2009) | 0.44 in (2019) |
| December 29 | 68.9°F (2005) | 12.2°F (2012) | 0.69 in (2006) |
| December 30 | 71.8°F (2004) | 10.9°F (2013) | 0.76 in (2020) |
| December 31 | 72.7°F (2011) | 9.5°F (2017) | 0.49 in (2020) |