December weather in Williams, IA
The average temperature in Williams in December is °F (°F–°F). Average precipitation: 1.74 inches. Average snowfall is 6.9 inches.
December is a winter month in Williams, and is cooler than the annual average of 0°F. Expect about 4 days with precipitation. Daylight averages about 8h 54m.
Avg High
°F
Avg Low
°F
Precipitation
1.74 in
Snow
6.9 in
December records in Williams
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | — | — | 0.80 in (2005) |
| December 2 | — | — | 0.06 in (1984) |
| December 3 | — | — | 0.56 in (2003) |
| December 4 | — | — | 0.29 in (1997) |
| December 5 | — | — | 0.53 in (1982) |
| December 6 | — | — | 1.15 in (1982) |
| December 7 | — | — | 1.03 in (1994) |
| December 8 | — | — | 0.30 in (1980) |
| December 9 | — | — | 0.51 in (1987) |
| December 10 | — | — | 0.06 in (1997) |
| December 11 | — | — | 0.59 in (2000) |
| December 12 | — | — | 0.00 in (1979) |
| December 13 | — | — | 0.00 in (1979) |
| December 14 | — | — | 1.05 in (1991) |
| December 15 | — | — | 0.52 in (1992) |
| December 16 | — | — | 0.11 in (1992) |
| December 17 | — | — | 0.17 in (1993) |
| December 18 | — | — | 0.09 in (2002) |
| December 19 | — | — | 0.68 in (2000) |
| December 20 | — | — | 0.65 in (1988) |
| December 21 | — | — | 0.23 in (1991) |
| December 22 | — | — | 0.08 in (1999) |
| December 23 | — | — | 0.60 in (1979) |
| December 24 | — | — | 0.14 in (1982) |
| December 25 | — | — | 0.12 in (1993) |
| December 26 | — | — | 0.63 in (1996) |
| December 27 | — | — | 0.33 in (1988) |
| December 28 | — | — | 1.00 in (1982) |
| December 29 | — | — | 0.34 in (2000) |
| December 30 | — | — | 0.58 in (1992) |
| December 31 | — | — | 0.10 in (1994) |