December weather in St. Donatus, IA
The average temperature in St. Donatus in December is 24.7°F (16.8°F–32.6°F). Average precipitation: 1.82 inches. Average snowfall is 9.5 inches.
December is a winter month in St. Donatus, and is cooler than the annual average of 47°F. Daily temperatures swing about 15.8°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 8h 55m. For travel, December is cold.
Avg High
32.6°F
Avg Low
16.8°F
Precipitation
1.82 in
Snow
9.5 in
December records in St. Donatus
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 51.1°F (2017) | 3.0°F (1896) | 1.00 in (1985) |
| December 2 | 54.0°F (2012) | 3.0°F (1897) | 2.47 in (1982) |
| December 3 | 60.1°F (2012) | 3.9°F (1895) | 1.10 in (1933) |
| December 4 | 64.0°F (2012) | 3.9°F (1898) | 0.91 in (2011) |
| December 5 | 63.0°F (2017) | -2.9°F (1898) | 1.48 in (1973) |
| December 6 | 46.0°F (2019) | 3.0°F (1897) | 1.08 in (1943) |
| December 7 | 46.0°F (2012) | 0.0°F (2013) | 1.11 in (1994) |
| December 8 | 46.9°F (1899) | -6.0°F (1898) | 1.05 in (2000) |
| December 9 | 48.0°F (1897) | -9.0°F (1898) | 1.98 in (1947) |
| December 10 | 48.9°F (1899) | -9.0°F (2013) | 1.31 in (2003) |
| December 11 | 57.0°F (2015) | 5.0°F (2019) | 1.29 in (1970) |
| December 12 | 51.1°F (1896) | -8.0°F (2013) | 1.60 in (1901) |
| December 13 | 60.1°F (2015) | -8.0°F (1898) | 0.68 in (2001) |
| December 14 | 60.1°F (2015) | -16.1°F (1901) | 2.00 in (2015) |
| December 15 | 55.9°F (2021) | -15.0°F (1901) | 2.40 in (1971) |
| December 16 | 70.0°F (2021) | -5.1°F (2016) | 1.05 in (1992) |
| December 17 | 53.1°F (1895) | -4.0°F (1901) | 0.50 in (1951) |
| December 18 | 45.0°F (1900) | -18.0°F (1897) | 0.75 in (1957) |
| December 19 | 46.0°F (2011) | -14.1°F (2016) | 1.03 in (1968) |
| December 20 | 48.0°F (2018) | -14.1°F (1901) | 1.07 in (1987) |
| December 21 | 48.0°F (2015) | -13.0°F (1897) | 1.00 in (1951) |
| December 22 | 50.0°F (1900) | -15.0°F (1897) | 0.35 in (1968) |
| December 23 | 51.1°F (2019) | -11.0°F (1897) | 0.69 in (2007) |
| December 24 | 54.0°F (2015) | -17.0°F (2013) | 1.29 in (1895) |
| December 25 | 53.1°F (2019) | -17.0°F (2013) | 1.49 in (2009) |
| December 26 | 55.9°F (2019) | -5.1°F (2017) | 1.40 in (1942) |
| December 27 | 45.0°F (2014) | -9.9°F (2017) | 1.03 in (1988) |
| December 28 | 48.0°F (2018) | -9.9°F (2017) | 0.90 in (1927) |
| December 29 | 54.0°F (2019) | -4.0°F (1899) | 0.87 in (2015) |
| December 30 | 52.0°F (2019) | -13.0°F (2013) | 1.20 in (1936) |
| December 31 | 50.0°F (1896) | -13.0°F (2013) | 0.76 in (1978) |