December weather in West Des Moines, IA
The average temperature in West Des Moines in December is 27.7°F (19.5°F–35.9°F). Average precipitation: 1.58 inches. Average snowfall is 7.9 inches.
December is a winter month in West Des Moines, and is cooler than the annual average of 50.9°F. Daily temperatures swing about 16.4°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 9h 0m. For travel, December is cold.
Avg High
35.9°F
Avg Low
19.5°F
Precipitation
1.58 in
Snow
7.9 in
December records in West Des Moines
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 66.0°F (1970) | 1.9°F (1985) | 1.21 in (2018) |
| December 2 | 66.9°F (1973) | -6.0°F (1985) | 0.44 in (1990) |
| December 3 | 69.1°F (2012) | -2.9°F (1985) | 1.38 in (2011) |
| December 4 | 69.1°F (2017) | -2.9°F (2025) | 1.46 in (1973) |
| December 5 | 66.9°F (1975) | -2.9°F (2005) | 1.04 in (1982) |
| December 6 | 64.0°F (1946) | -7.1°F (1972) | 1.43 in (1994) |
| December 7 | 64.0°F (2024) | -8.0°F (1976) | 0.69 in (1980) |
| December 8 | 69.1°F (1946) | -8.0°F (1958) | 0.68 in (2009) |
| December 9 | 62.1°F (1946) | -11.0°F (1958) | 0.41 in (2003) |
| December 10 | 64.0°F (2020) | -6.0°F (1995) | 0.63 in (1970) |
| December 11 | 64.0°F (1965) | -6.0°F (1962) | 0.90 in (2007) |
| December 12 | 64.0°F (1968) | -11.0°F (1961) | 1.15 in (2015) |
| December 13 | 60.1°F (1975) | -14.1°F (1961) | 1.79 in (2015) |
| December 14 | 60.1°F (1975) | -13.0°F (1985) | 0.84 in (2015) |
| December 15 | 73.9°F (2021) | -15.0°F (1951) | 0.60 in (1987) |
| December 16 | 60.1°F (2006) | -11.0°F (1951) | 0.27 in (1985) |
| December 17 | 53.1°F (1966) | -9.0°F (1964) | 0.28 in (1951) |
| December 18 | 64.0°F (1976) | -16.1°F (1983) | 0.86 in (1968) |
| December 19 | 55.9°F (1988) | -16.1°F (1983) | 0.78 in (2012) |
| December 20 | 57.0°F (1967) | -11.9°F (1983) | 0.71 in (1991) |
| December 21 | 55.9°F (1967) | -18.0°F (1989) | 0.51 in (1984) |
| December 22 | 57.0°F (1957) | -20.0°F (1989) | 0.68 in (1961) |
| December 23 | 59.0°F (1964) | -22.0°F (1989) | 0.84 in (2015) |
| December 24 | 57.9°F (2023) | -18.9°F (1983) | 0.80 in (1945) |
| December 25 | 60.1°F (2019) | -15.0°F (1983) | 0.80 in (2023) |
| December 26 | 59.0°F (2008) | -15.0°F (1962) | 0.55 in (2018) |
| December 27 | 64.0°F (1946) | -7.8°F (2017) | 1.48 in (1982) |
| December 28 | 69.1°F (1984) | -9.9°F (1961) | 0.84 in (2019) |
| December 29 | 60.1°F (2022) | -6.0°F (1990) | 0.98 in (2020) |
| December 30 | 63.0°F (1965) | -15.0°F (1968) | 0.69 in (2024) |
| December 31 | 61.0°F (1965) | -15.0°F (1968) | 1.12 in (2006) |