December weather in Silvis, IL
The average temperature in Silvis in December is 28.1°F (20.5°F–35.7°F). Average precipitation: 1.89 inches.
December is a winter month in Silvis, and is cooler than the annual average of 50.6°F. Daily temperatures swing about 15.2°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 9h 1m. For travel, December is cold.
Avg High
35.7°F
Avg Low
20.5°F
Precipitation
1.89 in
Daylight
9h 1m
December records in Silvis
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 63.0°F (1970) | 8.1°F (1985) | 1.27 in (1985) |
| December 2 | 63.0°F (1982) | -2.9°F (1942) | 1.46 in (1985) |
| December 3 | 69.1°F (1970) | -2.0°F (1942) | 1.58 in (1982) |
| December 4 | 66.9°F (2012) | -4.0°F (1991) | 0.66 in (2011) |
| December 5 | 69.1°F (1998) | 0.0°F (2005) | 0.97 in (1973) |
| December 6 | 66.9°F (2001) | -5.1°F (1977) | 0.50 in (1943) |
| December 7 | 59.0°F (1951) | -8.0°F (1976) | 1.12 in (1994) |
| December 8 | 63.0°F (1946) | -7.1°F (2005) | 1.47 in (1966) |
| December 9 | 62.1°F (1946) | -14.1°F (1958) | 1.00 in (2008) |
| December 10 | 55.9°F (1946) | -9.0°F (1977) | 1.88 in (2003) |
| December 11 | 64.0°F (1949) | -8.0°F (2009) | 1.20 in (1970) |
| December 12 | 62.1°F (1991) | -6.0°F (1962) | 0.89 in (2020) |
| December 13 | 62.1°F (2015) | -11.9°F (1958) | 0.70 in (1946) |
| December 14 | 62.1°F (2015) | -9.9°F (1989) | 1.40 in (2015) |
| December 15 | 57.9°F (2006) | -15.0°F (1989) | 1.84 in (1971) |
| December 16 | 71.1°F (2021) | -11.0°F (1951) | 1.35 in (1992) |
| December 17 | 57.0°F (1984) | -8.0°F (1953) | 0.40 in (2016) |
| December 18 | 54.0°F (1962) | -16.1°F (1985) | 0.50 in (1949) |
| December 19 | 55.9°F (2002) | -20.0°F (1983) | 1.25 in (1957) |
| December 20 | 55.9°F (1967) | -11.9°F (1963) | 1.43 in (1987) |
| December 21 | 57.9°F (1941) | -20.0°F (1963) | 1.35 in (2006) |
| December 22 | 55.9°F (1957) | -17.0°F (1983) | 0.70 in (2015) |
| December 23 | 55.9°F (1982) | -20.9°F (1983) | 1.58 in (1979) |
| December 24 | 60.1°F (1982) | -20.9°F (1983) | 1.03 in (1965) |
| December 25 | 57.0°F (2021) | -16.1°F (2000) | 1.15 in (1965) |
| December 26 | 57.0°F (2019) | -16.1°F (1962) | 0.50 in (1988) |
| December 27 | 60.1°F (1982) | -11.0°F (1950) | 3.37 in (1942) |
| December 28 | 60.1°F (1946) | -11.0°F (1961) | 1.05 in (2008) |
| December 29 | 64.0°F (1984) | -15.0°F (1985) | 1.95 in (1984) |
| December 30 | 61.0°F (2022) | -9.9°F (1976) | 1.52 in (2020) |
| December 31 | 59.0°F (1965) | -15.0°F (1976) | 0.65 in (2007) |