December weather in Pearl City, IL
The average temperature in Pearl City in December is 25.6°F (17.9°F–33.3°F). Average precipitation: 1.83 inches. Average snowfall is 8.9 inches.
December is a winter month in Pearl City, and is cooler than the annual average of 47.7°F. Daily temperatures swing about 15.4°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
33.3°F
Avg Low
17.9°F
Precipitation
1.83 in
Snow
8.9 in
December records in Pearl City
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 57.9°F (1998) | -0.9°F (1976) | 1.30 in (2007) |
| December 2 | 64.0°F (1982) | -5.1°F (1976) | 0.79 in (2018) |
| December 3 | 64.9°F (2012) | -5.1°F (1976) | 1.08 in (1982) |
| December 4 | 66.9°F (2012) | -4.0°F (1991) | 0.73 in (2011) |
| December 5 | 66.9°F (2001) | -5.1°F (2007) | 1.40 in (1973) |
| December 6 | 63.0°F (1975) | -9.9°F (2005) | 0.75 in (1948) |
| December 7 | 55.9°F (1980) | -9.9°F (2005) | 0.89 in (1994) |
| December 8 | 50.0°F (1981) | -8.0°F (1976) | 0.90 in (1980) |
| December 9 | 55.0°F (1991) | -7.1°F (1977) | 1.89 in (2003) |
| December 10 | 55.0°F (2020) | -13.0°F (1977) | 0.64 in (1971) |
| December 11 | 55.0°F (1979) | -14.1°F (1977) | 0.85 in (1970) |
| December 12 | 53.1°F (1979) | -11.9°F (2000) | 1.15 in (2020) |
| December 13 | 60.1°F (2015) | -8.0°F (1976) | 0.42 in (1991) |
| December 14 | 60.1°F (2015) | -14.1°F (1985) | 1.62 in (2015) |
| December 15 | 57.9°F (1975) | -13.0°F (1989) | 2.04 in (1971) |
| December 16 | 69.1°F (2021) | -9.0°F (1989) | 0.40 in (1992) |
| December 17 | 55.9°F (1984) | -8.0°F (1989) | 0.29 in (1961) |
| December 18 | 53.1°F (2002) | -13.0°F (1985) | 0.76 in (2008) |
| December 19 | 46.0°F (1982) | -20.0°F (1983) | 1.23 in (1968) |
| December 20 | 54.0°F (1988) | -18.0°F (1983) | 1.20 in (1987) |
| December 21 | 50.0°F (2015) | -17.0°F (1989) | 0.90 in (2012) |
| December 22 | 46.0°F (2001) | -17.0°F (1989) | 0.50 in (2007) |
| December 23 | 50.0°F (1979) | -20.0°F (1989) | 0.70 in (1979) |
| December 24 | 57.9°F (2015) | -22.0°F (1983) | 0.97 in (1965) |
| December 25 | 57.0°F (1982) | -23.1°F (2000) | 1.15 in (2009) |
| December 26 | 57.0°F (1982) | -11.9°F (1983) | 0.44 in (2023) |
| December 27 | 51.1°F (2003) | -11.9°F (2000) | 1.14 in (1988) |
| December 28 | 59.0°F (1982) | -8.0°F (2000) | 0.72 in (1987) |
| December 29 | 63.0°F (1984) | -6.0°F (1976) | 1.30 in (2015) |
| December 30 | 59.0°F (2022) | -8.0°F (2013) | 0.98 in (1971) |
| December 31 | 52.0°F (2006) | -17.0°F (1976) | 1.10 in (1972) |