December weather in Grayson, KY
The average temperature in Grayson in December is 36.3°F (25.9°F–46.7°F). Average precipitation: 3.78 inches. Average snowfall is 3.8 inches.
December is a winter month in Grayson, and is cooler than the annual average of 54°F. Daily temperatures swing about 20.8°F between overnight low and afternoon high. Expect about 14 days with precipitation. Daylight averages about 9h 20m. For travel, December is cool.
Avg High
46.7°F
Avg Low
25.9°F
Precipitation
3.78 in
Snow
3.8 in
December records in Grayson
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 73.9°F (1998) | 15.1°F (1999) | 2.21 in (2010) |
| December 2 | 69.1°F (2006) | 15.1°F (1999) | 0.35 in (2006) |
| December 3 | 69.1°F (1998) | 17.1°F (1999) | 0.58 in (2007) |
| December 4 | 72.0°F (2012) | 12.0°F (2000) | 0.40 in (2005) |
| December 5 | 73.9°F (1998) | 10.9°F (2000) | 0.47 in (2002) |
| December 6 | 70.0°F (2013) | 12.0°F (2008) | 1.61 in (2013) |
| December 7 | 75.9°F (1998) | 5.0°F (2002) | 0.78 in (2013) |
| December 8 | 73.0°F (2004) | 5.0°F (2002) | 0.86 in (1998) |
| December 9 | 61.0°F (2012) | 7.0°F (2010) | 1.81 in (2009) |
| December 10 | 68.0°F (2008) | 6.1°F (2010) | 1.43 in (2007) |
| December 11 | 63.0°F (1996) | 12.9°F (2009) | 0.58 in (2012) |
| December 12 | 75.0°F (2007) | 10.9°F (2009) | 0.77 in (2008) |
| December 13 | 64.9°F (1996) | 10.0°F (2009) | 0.57 in (1999) |
| December 14 | 62.1°F (2006) | 10.0°F (2010) | 1.44 in (1999) |
| December 15 | 66.0°F (2011) | 5.0°F (2010) | 0.31 in (2013) |
| December 16 | 63.0°F (2006) | 3.9°F (2010) | 0.48 in (2005) |
| December 17 | 64.9°F (2003) | 14.0°F (2004) | 2.41 in (2000) |
| December 18 | 69.1°F (2006) | 10.9°F (2000) | 0.66 in (2012) |
| December 19 | 63.0°F (2006) | 7.0°F (2010) | 0.78 in (2009) |
| December 20 | 69.1°F (2008) | 1.0°F (2004) | 0.44 in (2002) |
| December 21 | 63.0°F (2013) | 0.0°F (2004) | 0.76 in (2012) |
| December 22 | 73.9°F (2013) | 3.0°F (1996) | 1.13 in (2013) |
| December 23 | 63.0°F (2007) | 1.9°F (2000) | 0.58 in (2011) |
| December 24 | 64.9°F (1996) | 1.0°F (2000) | 0.65 in (1996) |
| December 25 | 61.0°F (2008) | 3.9°F (1999) | 1.41 in (2008) |
| December 26 | 57.9°F (2009) | 3.0°F (1999) | 0.69 in (2006) |
| December 27 | 55.0°F (2007) | 5.0°F (2000) | 0.44 in (2011) |
| December 28 | 73.9°F (2008) | 10.9°F (2004) | 0.59 in (2011) |
| December 29 | 68.0°F (1996) | 12.0°F (2010) | 0.54 in (2007) |
| December 30 | 66.9°F (1996) | 16.0°F (2000) | 0.29 in (2003) |
| December 31 | 62.1°F (2004) | 15.1°F (2000) | 0.15 in (2010) |