December weather in Le Roy, IL
The average temperature in Le Roy in December is °F (°F–°F). Average precipitation: 2.49 inches. Average snowfall is 2.6 inches.
December is a winter month in Le Roy, and is cooler than the annual average of 0°F. Expect about 7 days with precipitation. Daylight averages about 9h 8m.
Avg High
°F
Avg Low
°F
Precipitation
2.49 in
Snow
2.6 in
December records in Le Roy
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 52.0°F (1978) | 28.9°F (1978) | 1.00 in (1996) |
| December 2 | 51.1°F (1978) | 25.0°F (1978) | 1.46 in (1986) |
| December 3 | 50.0°F (1978) | 28.0°F (1978) | 5.47 in (1982) |
| December 4 | 33.1°F (1978) | 15.1°F (1978) | 0.89 in (1982) |
| December 5 | 45.0°F (1978) | 27.0°F (1978) | 2.00 in (2003) |
| December 6 | 43.0°F (1978) | 19.9°F (1978) | 0.80 in (1996) |
| December 7 | 32.0°F (1978) | 19.9°F (1978) | 1.47 in (1994) |
| December 8 | 23.0°F (1978) | 10.0°F (1978) | 1.08 in (1980) |
| December 9 | 18.0°F (1978) | 8.1°F (1978) | 0.98 in (1991) |
| December 10 | 21.0°F (1978) | 9.0°F (1978) | 0.98 in (1971) |
| December 11 | 33.1°F (1978) | 18.0°F (1978) | 1.40 in (2007) |
| December 12 | 39.9°F (1978) | 28.0°F (1978) | 1.44 in (1972) |
| December 13 | 39.9°F (1978) | 23.0°F (1978) | 0.58 in (1972) |
| December 14 | 39.9°F (1978) | 18.0°F (1978) | 0.94 in (2015) |
| December 15 | 43.0°F (1978) | 28.0°F (1978) | 1.77 in (1971) |
| December 16 | 43.0°F (1978) | 28.0°F (1978) | 1.05 in (1987) |
| December 17 | 39.9°F (1978) | 19.9°F (1978) | 0.36 in (1961) |
| December 18 | 42.1°F (1978) | 30.0°F (1978) | 1.17 in (1957) |
| December 19 | 43.0°F (1978) | 30.0°F (1978) | 0.52 in (1973) |
| December 20 | 48.9°F (1978) | 32.0°F (1978) | 1.27 in (1987) |
| December 21 | 35.1°F (1978) | 17.1°F (1978) | 1.70 in (1949) |
| December 22 | 39.0°F (1978) | 27.0°F (1978) | 2.39 in (1949) |
| December 23 | 43.0°F (1978) | 12.9°F (1978) | 1.69 in (1988) |
| December 24 | 43.0°F (1978) | 27.0°F (1978) | 1.78 in (1999) |
| December 25 | 36.0°F (1978) | 14.0°F (1978) | 2.85 in (1965) |
| December 26 | 36.0°F (1978) | 14.0°F (1978) | 1.46 in (2009) |
| December 27 | 32.0°F (1978) | 9.0°F (1978) | 1.43 in (2015) |
| December 28 | 30.9°F (1978) | 21.0°F (1978) | 1.28 in (1987) |
| December 29 | 35.1°F (1978) | 19.9°F (1978) | 2.75 in (1990) |
| December 30 | 39.9°F (1978) | 25.0°F (1978) | 1.71 in (1971) |
| December 31 | 30.9°F (1978) | 18.0°F (1978) | 1.00 in (1978) |