December weather in Mediapolis, IA
The average temperature in Mediapolis in December is 29.8°F (22.1°F–37.4°F). Average precipitation: 1.81 inches. Average snowfall is 3.2 inches.
December is a winter month in Mediapolis, and is cooler than the annual average of 51.9°F. Daily temperatures swing about 15.3°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 9h 4m. For travel, December is cold.
Avg High
37.4°F
Avg Low
22.1°F
Precipitation
1.81 in
Snow
3.2 in
December records in Mediapolis
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 60.1°F (1995) | 12.9°F (1944) | 1.32 in (1985) |
| December 2 | 69.1°F (1969) | 0.0°F (1942) | 1.14 in (1982) |
| December 3 | 61.0°F (1995) | -5.1°F (1940) | 2.67 in (1982) |
| December 4 | 71.1°F (2012) | 0.0°F (1991) | 1.20 in (1947) |
| December 5 | 73.0°F (1998) | 0.0°F (1991) | 0.80 in (1999) |
| December 6 | 68.0°F (2001) | 1.9°F (2005) | 0.50 in (2005) |
| December 7 | 61.0°F (1946) | -6.0°F (1976) | 1.52 in (1994) |
| December 8 | 66.0°F (1946) | -2.9°F (2005) | 2.00 in (1980) |
| December 9 | 64.0°F (1946) | -2.0°F (2005) | 0.49 in (2009) |
| December 10 | 59.0°F (1993) | -4.0°F (2005) | 2.76 in (2003) |
| December 11 | 61.0°F (2020) | -0.9°F (1976) | 1.59 in (1970) |
| December 12 | 57.9°F (1990) | -2.9°F (2000) | 1.21 in (2020) |
| December 13 | 66.0°F (1991) | -6.0°F (1942) | 0.89 in (1946) |
| December 14 | 60.1°F (2015) | -4.0°F (2025) | 1.47 in (2015) |
| December 15 | 57.9°F (2021) | -5.1°F (1943) | 2.00 in (1971) |
| December 16 | 73.9°F (2021) | -5.1°F (1943) | 1.08 in (1940) |
| December 17 | 59.0°F (1939) | -7.1°F (1945) | 0.35 in (1967) |
| December 18 | 66.0°F (1939) | -9.0°F (2016) | 0.58 in (1957) |
| December 19 | 61.0°F (2002) | -9.0°F (2016) | 0.86 in (1957) |
| December 20 | 55.9°F (1941) | -7.1°F (2000) | 1.27 in (1952) |
| December 21 | 64.0°F (1941) | -2.0°F (1945) | 1.14 in (1949) |
| December 22 | 55.0°F (1941) | -5.1°F (2000) | 0.73 in (1997) |
| December 23 | 53.1°F (1941) | -8.0°F (2022) | 0.76 in (2001) |
| December 24 | 61.0°F (2020) | -9.0°F (2013) | 1.27 in (1965) |
| December 25 | 66.9°F (2021) | -14.1°F (2000) | 1.42 in (1965) |
| December 26 | 64.0°F (2019) | -15.0°F (2000) | 0.59 in (2016) |
| December 27 | 64.9°F (1946) | -5.1°F (2017) | 1.98 in (1942) |
| December 28 | 64.0°F (1946) | -5.1°F (2017) | 1.39 in (2008) |
| December 29 | 57.9°F (2019) | -2.9°F (1976) | 0.97 in (1990) |
| December 30 | 63.0°F (2022) | -4.0°F (1976) | 1.22 in (1971) |
| December 31 | 61.0°F (2002) | -9.9°F (1976) | 1.04 in (1992) |