December weather in DeWitt, IA
The average temperature in DeWitt in December is °F (°F–°F). Average precipitation: 1.82 inches. Average snowfall is 6.0 inches.
December is a winter month in DeWitt, and is cooler than the annual average of 0°F. Expect about 7 days with precipitation. Daylight averages about 8h 58m.
Avg High
°F
Avg Low
°F
Precipitation
1.82 in
Snow
6.0 in
December records in DeWitt
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | — | — | 1.03 in (1985) |
| December 2 | — | — | 1.33 in (1982) |
| December 3 | — | — | 0.88 in (1982) |
| December 4 | — | — | 0.40 in (1973) |
| December 5 | — | — | 0.85 in (1973) |
| December 6 | — | — | 0.58 in (1982) |
| December 7 | — | — | 0.81 in (1994) |
| December 8 | — | — | 1.20 in (1980) |
| December 9 | — | — | 0.70 in (2022) |
| December 10 | — | — | 1.67 in (2003) |
| December 11 | — | — | 0.70 in (2021) |
| December 12 | — | — | 0.92 in (1965) |
| December 13 | — | — | 0.88 in (1973) |
| December 14 | — | — | 1.56 in (2015) |
| December 15 | — | — | 1.00 in (1954) |
| December 16 | — | — | 1.16 in (1992) |
| December 17 | — | — | 0.38 in (1967) |
| December 18 | — | — | 0.41 in (2002) |
| December 19 | — | — | 1.03 in (2002) |
| December 20 | — | — | 1.35 in (1957) |
| December 21 | — | — | 1.82 in (2006) |
| December 22 | — | — | 0.53 in (2013) |
| December 23 | — | — | 1.90 in (1979) |
| December 24 | — | — | 1.32 in (1965) |
| December 25 | — | — | 1.06 in (2009) |
| December 26 | — | — | 0.35 in (2023) |
| December 27 | — | — | 0.99 in (1988) |
| December 28 | — | — | 0.98 in (2025) |
| December 29 | — | — | 1.08 in (2015) |
| December 30 | — | — | 1.02 in (1954) |
| December 31 | — | — | 0.36 in (2006) |