December weather in Platte City, MO
The average temperature in Platte City in December is 33.1°F (23.9°F–42.3°F). Average precipitation: 1.57 inches. Average snowfall is 4.0 inches.
December is a winter month in Platte City, and is cooler than the annual average of 54.7°F. Daily temperatures swing about 18.4°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 9h 14m. For travel, December is cold.
Avg High
42.3°F
Avg Low
23.9°F
Precipitation
1.57 in
Snow
4.0 in
December records in Platte City
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 66.9°F (1982) | 3.9°F (1985) | 0.94 in (2018) |
| December 2 | 71.1°F (2021) | 1.9°F (1985) | 0.29 in (1997) |
| December 3 | 73.9°F (2012) | 8.1°F (1989) | 0.98 in (2011) |
| December 4 | 72.0°F (2017) | 9.0°F (1991) | 1.19 in (1973) |
| December 5 | 73.9°F (2001) | 7.0°F (1972) | 1.43 in (1982) |
| December 6 | 60.1°F (2001) | 0.0°F (1972) | 2.82 in (1980) |
| December 7 | 66.0°F (2023) | 0.1°F (2013) | 2.08 in (1980) |
| December 8 | 64.0°F (1991) | 1.9°F (1995) | 0.37 in (1997) |
| December 9 | 68.0°F (2020) | -5.1°F (2005) | 0.96 in (2003) |
| December 10 | 68.0°F (2020) | -2.9°F (1995) | 0.85 in (1982) |
| December 11 | 64.0°F (1990) | 0.0°F (1989) | 1.10 in (2007) |
| December 12 | 64.9°F (2015) | -5.1°F (1989) | 0.67 in (2001) |
| December 13 | 64.9°F (1975) | -0.9°F (1985) | 2.59 in (1992) |
| December 14 | 64.9°F (2021) | -0.9°F (1989) | 1.66 in (1975) |
| December 15 | 73.9°F (2021) | -16.1°F (1989) | 0.65 in (1984) |
| December 16 | 66.9°F (2006) | -14.1°F (1989) | 0.31 in (1981) |
| December 17 | 63.0°F (2002) | -6.0°F (1981) | 0.20 in (1990) |
| December 18 | 64.0°F (1976) | -15.0°F (1983) | 0.25 in (2014) |
| December 19 | 59.0°F (1978) | -18.0°F (1983) | 1.16 in (2011) |
| December 20 | 55.9°F (1979) | -17.0°F (1983) | 1.10 in (2006) |
| December 21 | 60.1°F (2020) | -18.0°F (1989) | 0.49 in (1997) |
| December 22 | 64.0°F (1979) | -23.1°F (1989) | 0.32 in (1991) |
| December 23 | 63.0°F (2025) | -23.1°F (1989) | 0.38 in (2009) |
| December 24 | 72.0°F (2021) | -17.0°F (1983) | 0.96 in (2005) |
| December 25 | 66.0°F (2019) | -16.1°F (1983) | 0.43 in (2023) |
| December 26 | 66.0°F (2008) | -5.1°F (1983) | 0.92 in (2018) |
| December 27 | 66.0°F (2025) | -4.9°F (2017) | 1.26 in (2008) |
| December 28 | 69.1°F (1984) | 0.0°F (1983) | 1.50 in (2019) |
| December 29 | 68.0°F (2022) | -6.0°F (1983) | 1.19 in (2020) |
| December 30 | 68.0°F (2004) | -8.0°F (1983) | 0.61 in (2006) |
| December 31 | 64.9°F (2011) | -11.0°F (1976) | 0.83 in (1984) |