December weather in Boonville, MO
The average temperature in Boonville in December is 34.1°F (25.3°F–42.8°F). Average precipitation: 2.00 inches.
December is a winter month in Boonville, and is cooler than the annual average of 54.6°F. Daily temperatures swing about 17.5°F between overnight low and afternoon high. Daylight averages about 9h 17m. For travel, December is cold.
Avg High
42.8°F
Avg Low
25.3°F
Precipitation
2.00 in
Daylight
9h 17m
December records in Boonville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 64.9°F (2019) | 18.0°F (2011) | 1.19 in (2018) |
| December 2 | 68.0°F (2012) | 17.1°F (2014) | 0.31 in (2025) |
| December 3 | 69.1°F (2012) | 14.0°F (2024) | 0.10 in (2011) |
| December 4 | 73.9°F (2012) | 12.0°F (2024) | 0.26 in (2011) |
| December 5 | 57.9°F (2012) | 10.9°F (2025) | 0.36 in (2014) |
| December 6 | 66.0°F (2021) | 12.9°F (2024) | 0.68 in (2014) |
| December 7 | 54.0°F (2012) | 6.1°F (2013) | 0.13 in (2018) |
| December 8 | 68.0°F (2023) | 6.1°F (2013) | 0.00 in (2010) |
| December 9 | 62.1°F (2015) | 12.0°F (2016) | 0.33 in (2023) |
| December 10 | 64.0°F (2020) | 9.0°F (2013) | 0.00 in (2010) |
| December 11 | 69.1°F (2020) | 14.0°F (2018) | 0.10 in (2014) |
| December 12 | 64.0°F (2015) | 8.1°F (2013) | 0.43 in (2020) |
| December 13 | 68.0°F (2015) | 1.0°F (2010) | 0.30 in (2015) |
| December 14 | 63.0°F (2015) | 1.0°F (2010) | 1.52 in (2015) |
| December 15 | 66.0°F (2021) | 3.9°F (2025) | 0.69 in (2024) |
| December 16 | 75.9°F (2021) | 14.0°F (2016) | 0.27 in (2019) |
| December 17 | 57.0°F (2025) | 14.0°F (2019) | 0.12 in (2019) |
| December 18 | 55.9°F (2025) | -2.9°F (2016) | 0.07 in (2021) |
| December 19 | 59.0°F (2025) | -6.0°F (2016) | 0.13 in (2025) |
| December 20 | 57.9°F (2018) | -5.1°F (2016) | 1.63 in (2011) |
| December 21 | 60.1°F (2023) | 19.0°F (2012) | 0.38 in (2012) |
| December 22 | 57.0°F (2020) | 16.0°F (2012) | 0.33 in (2013) |
| December 23 | 60.1°F (2020) | -2.9°F (2022) | 0.35 in (2014) |
| December 24 | 66.9°F (2015) | -2.0°F (2022) | 0.15 in (2010) |
| December 25 | 73.0°F (2025) | 6.1°F (2020) | 0.59 in (2023) |
| December 26 | 69.1°F (2019) | 6.1°F (2020) | 0.03 in (2023) |
| December 27 | 64.9°F (2021) | 10.9°F (2010) | 0.57 in (2018) |
| December 28 | 64.0°F (2025) | 10.0°F (2010) | 0.42 in (2021) |
| December 29 | 71.1°F (2025) | 12.0°F (2025) | 0.87 in (2019) |
| December 30 | 73.9°F (2022) | 8.1°F (2013) | 0.31 in (2020) |
| December 31 | 64.9°F (2010) | 8.1°F (2013) | 0.81 in (2018) |