December weather in Aynor, SC
The average temperature in Aynor in December is 46.4°F (35.8°F–57.0°F). Average precipitation: 3.97 inches.
December is a winter month in Aynor, and is cooler than the annual average of 61.9°F. Daily temperatures swing about 21.2°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 9h 45m. For travel, December is cool.
Avg High
57.0°F
Avg Low
35.8°F
Precipitation
3.97 in
Daylight
9h 45m
December records in Aynor
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 77.0°F (2006) | 25.0°F (2024) | 0.45 in (2008) |
| December 2 | 75.9°F (2006) | 25.0°F (2024) | 1.16 in (2019) |
| December 3 | 71.1°F (2021) | 26.1°F (2020) | 1.60 in (2009) |
| December 4 | 75.9°F (2021) | 19.0°F (2024) | 0.23 in (2013) |
| December 5 | 72.0°F (2005) | 19.0°F (2024) | 1.48 in (2016) |
| December 6 | 73.9°F (2013) | 24.1°F (2010) | 1.23 in (2025) |
| December 7 | 78.1°F (2013) | 18.0°F (2024) | 0.28 in (2015) |
| December 8 | 75.0°F (2011) | 17.1°F (2010) | 0.92 in (2017) |
| December 9 | 73.0°F (2012) | 17.1°F (2010) | 2.23 in (2017) |
| December 10 | 75.0°F (2007) | 19.0°F (2006) | 0.75 in (2018) |
| December 11 | 77.0°F (2007) | 24.1°F (2006) | 0.58 in (2023) |
| December 12 | 78.1°F (2007) | 25.0°F (2014) | 1.22 in (2008) |
| December 13 | 77.0°F (2007) | 24.1°F (2017) | 0.77 in (2012) |
| December 14 | 77.0°F (2007) | 19.0°F (2010) | 1.35 in (2019) |
| December 15 | 73.9°F (2015) | 15.1°F (2010) | 2.00 in (2018) |
| December 16 | 72.0°F (2008) | 15.1°F (2010) | 0.83 in (2007) |
| December 17 | 73.0°F (2011) | 19.9°F (2025) | 0.72 in (2020) |
| December 18 | 73.0°F (2006) | 21.0°F (2007) | 4.86 in (2023) |
| December 19 | 75.0°F (2016) | 21.0°F (2007) | 1.00 in (2009) |
| December 20 | 73.9°F (2008) | 24.1°F (2010) | 0.82 in (2021) |
| December 21 | 73.0°F (2008) | 24.1°F (2010) | 0.94 in (2017) |
| December 22 | 75.0°F (2013) | 24.1°F (2005) | 0.73 in (2014) |
| December 23 | 79.0°F (2013) | 23.0°F (2005) | 2.43 in (2006) |
| December 24 | 75.9°F (2013) | 14.0°F (2022) | 1.80 in (2019) |
| December 25 | 75.9°F (2015) | 14.0°F (2022) | 0.93 in (2014) |
| December 26 | 78.1°F (2015) | 15.1°F (2022) | 2.71 in (2009) |
| December 27 | 73.9°F (2015) | 15.1°F (2022) | 0.62 in (2012) |
| December 28 | 75.0°F (2015) | 21.0°F (2022) | 0.57 in (2011) |
| December 29 | 78.1°F (2015) | 21.9°F (2010) | 0.83 in (2005) |
| December 30 | 79.0°F (2015) | 24.1°F (2010) | 1.93 in (2007) |
| December 31 | 80.1°F (2015) | 24.1°F (2025) | 1.28 in (2015) |