December weather in Carbondale, IL
The average temperature in Carbondale in December is 36.3°F (27.2°F–45.4°F). Average precipitation: 3.72 inches. Average snowfall is 2.7 inches.
December is a winter month in Carbondale, and is cooler than the annual average of 56°F. Daily temperatures swing about 18.2°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 9h 24m. For travel, December is cool.
Avg High
45.4°F
Avg Low
27.2°F
Precipitation
3.72 in
Snow
2.7 in
December records in Carbondale
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 70.0°F (1970) | 10.9°F (1964) | 1.46 in (1894) |
| December 2 | 71.1°F (1982) | 9.0°F (1929) | 1.30 in (1902) |
| December 3 | 77.0°F (1982) | 1.0°F (1929) | 3.57 in (1982) |
| December 4 | 73.9°F (2021) | 12.0°F (1929) | 2.79 in (1982) |
| December 5 | 71.1°F (2001) | 12.9°F (1991) | 2.24 in (2011) |
| December 6 | 71.1°F (1998) | 1.9°F (2002) | 1.81 in (1960) |
| December 7 | 73.9°F (1916) | 1.0°F (2002) | 1.32 in (1966) |
| December 8 | 71.1°F (1918) | 1.9°F (2013) | 2.12 in (1924) |
| December 9 | 73.9°F (1918) | -7.1°F (1917) | 1.47 in (1994) |
| December 10 | 73.9°F (1918) | -9.9°F (1917) | 3.21 in (1999) |
| December 11 | 73.9°F (1931) | -4.0°F (1995) | 2.92 in (1949) |
| December 12 | 70.0°F (1948) | -9.0°F (1962) | 1.29 in (1959) |
| December 13 | 72.0°F (2015) | -8.0°F (1962) | 3.33 in (1927) |
| December 14 | 71.1°F (2015) | 0.0°F (2010) | 1.30 in (2022) |
| December 15 | 73.9°F (1933) | -7.1°F (1914) | 2.37 in (2018) |
| December 16 | 68.0°F (1924) | -9.0°F (1989) | 2.02 in (1915) |
| December 17 | 68.0°F (1924) | 1.9°F (1917) | 2.89 in (2001) |
| December 18 | 66.9°F (1939) | -2.0°F (1901) | 2.12 in (2021) |
| December 19 | 66.0°F (1976) | -8.0°F (1901) | 1.60 in (2002) |
| December 20 | 66.9°F (1944) | -11.0°F (1901) | 1.33 in (1957) |
| December 21 | 69.1°F (1967) | -7.1°F (1973) | 2.80 in (2013) |
| December 22 | 66.9°F (1940) | -14.1°F (1989) | 2.07 in (2013) |
| December 23 | 70.0°F (1931) | -13.0°F (1989) | 1.52 in (2017) |
| December 24 | 66.0°F (1931) | -9.0°F (2004) | 1.76 in (1982) |
| December 25 | 68.0°F (2025) | -9.0°F (2004) | 2.17 in (1982) |
| December 26 | 73.0°F (1942) | -0.9°F (1924) | 1.84 in (1987) |
| December 27 | 72.0°F (2021) | 0.0°F (1925) | 2.18 in (1922) |
| December 28 | 72.0°F (2008) | -9.9°F (1924) | 2.48 in (1988) |
| December 29 | 71.1°F (2025) | 0.0°F (1917) | 1.65 in (2024) |
| December 30 | 68.0°F (1923) | -6.0°F (1917) | 2.73 in (1932) |
| December 31 | 73.9°F (1951) | -5.1°F (1976) | 3.42 in (1947) |