December weather in Guymon, OK
The average temperature in Guymon in December is 36.4°F (22.9°F–50.0°F). Average precipitation: 0.69 inches.
December is a winter month in Guymon, and is cooler than the annual average of 57.6°F. Daily temperatures swing about 27.1°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 9h 30m. For travel, December is cool.
Avg High
50.0°F
Avg Low
22.9°F
Precipitation
0.69 in
Daylight
9h 30m
December records in Guymon
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 72.0°F (2007) | 10.2°F (2006) | 0.05 in (2007) |
| December 2 | 78.1°F (2021) | 17.1°F (2000) | 0.05 in (2020) |
| December 3 | 79.0°F (2017) | 12.2°F (2009) | 0.15 in (2011) |
| December 4 | 75.0°F (2007) | 7.2°F (2009) | 0.37 in (2014) |
| December 5 | 77.0°F (2021) | 10.2°F (2009) | 0.28 in (2002) |
| December 6 | 72.0°F (2023) | 5.0°F (2005) | 0.19 in (1998) |
| December 7 | 79.0°F (2023) | 0.0°F (2005) | 0.04 in (1998) |
| December 8 | 72.0°F (2008) | -6.0°F (2005) | 0.03 in (2009) |
| December 9 | 71.1°F (2021) | 3.2°F (2009) | 0.03 in (2003) |
| December 10 | 69.1°F (2016) | 1.2°F (2009) | 0.43 in (2007) |
| December 11 | 82.9°F (2025) | 5.0°F (2000) | 0.15 in (2007) |
| December 12 | 73.0°F (2021) | 3.9°F (2000) | 0.22 in (2015) |
| December 13 | 72.0°F (2014) | 9.1°F (2020) | 1.25 in (2023) |
| December 14 | 87.1°F (2002) | 7.2°F (2008) | 1.25 in (2023) |
| December 15 | 72.0°F (2021) | 7.2°F (2008) | 0.22 in (2020) |
| December 16 | 75.9°F (2016) | 11.1°F (2007) | 0.05 in (2019) |
| December 17 | 72.0°F (2025) | -5.8°F (2016) | 0.22 in (2010) |
| December 18 | 70.0°F (2017) | -10.8°F (2016) | 0.01 in (2006) |
| December 19 | 66.9°F (2025) | -3.8°F (2016) | 1.16 in (2006) |
| December 20 | 73.9°F (2004) | 8.1°F (1998) | 0.62 in (2006) |
| December 21 | 66.0°F (2005) | -2.0°F (1998) | 0.29 in (2013) |
| December 22 | 79.0°F (2025) | -5.1°F (1998) | 0.11 in (2016) |
| December 23 | 75.9°F (2025) | -4.0°F (2004) | 0.21 in (2002) |
| December 24 | 82.0°F (2025) | -8.0°F (2004) | 0.00 in (1998) |
| December 25 | 86.0°F (2025) | -0.9°F (2002) | 0.14 in (2016) |
| December 26 | 78.1°F (2005) | 3.9°F (2002) | 1.41 in (2018) |
| December 27 | 79.0°F (2025) | 8.1°F (2000) | 0.90 in (2018) |
| December 28 | 72.0°F (1999) | 9.1°F (2017) | 0.21 in (2006) |
| December 29 | 73.9°F (2005) | 1.2°F (2007) | 2.72 in (2006) |
| December 30 | 73.9°F (2008) | 5.2°F (2014) | 0.40 in (2006) |
| December 31 | 66.9°F (2004) | 3.2°F (2010) | 0.26 in (2012) |