December weather in Collinsville, IL
The average temperature in Collinsville in December is °F (°F–°F). Average precipitation: 2.76 inches. Average snowfall is 3.3 inches.
December is a winter month in Collinsville, and is cooler than the annual average of 0°F. Expect about 8 days with precipitation. Daylight averages about 9h 18m.
Avg High
°F
Avg Low
°F
Precipitation
2.76 in
Snow
3.3 in
December records in Collinsville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | — | — | 1.34 in (2006) |
| December 2 | — | — | 0.89 in (1967) |
| December 3 | — | — | 2.39 in (1967) |
| December 4 | — | — | 1.60 in (1925) |
| December 5 | — | — | 0.85 in (1923) |
| December 6 | — | — | 1.18 in (2014) |
| December 7 | — | — | 2.20 in (2004) |
| December 8 | — | — | 1.67 in (1956) |
| December 9 | — | — | 0.56 in (2009) |
| December 10 | — | — | 2.68 in (1971) |
| December 11 | — | — | 2.20 in (1983) |
| December 12 | — | — | 1.79 in (1946) |
| December 13 | — | — | 2.01 in (2009) |
| December 14 | — | — | 1.13 in (1971) |
| December 15 | — | — | 1.90 in (1971) |
| December 16 | — | — | 0.82 in (1915) |
| December 17 | — | — | 1.47 in (1937) |
| December 18 | — | — | 2.33 in (1924) |
| December 19 | — | — | 1.89 in (1995) |
| December 20 | — | — | 1.00 in (2006) |
| December 21 | — | — | 1.38 in (1967) |
| December 22 | — | — | 1.27 in (1967) |
| December 23 | — | — | 2.05 in (1921) |
| December 24 | — | — | 2.48 in (1982) |
| December 25 | — | — | 1.55 in (2009) |
| December 26 | — | — | 1.32 in (1916) |
| December 27 | — | — | 5.92 in (2015) |
| December 28 | — | — | 2.33 in (2015) |
| December 29 | — | — | 1.08 in (2019) |
| December 30 | — | — | 1.94 in (1984) |
| December 31 | — | — | 0.71 in (1947) |