December weather in Royal Center, IN
The average temperature in Royal Center in December is 30.9°F (23.6°F–38.3°F). Average precipitation: 2.51 inches. Average snowfall is 3.8 inches.
December is a winter month in Royal Center, and is cooler than the annual average of 51°F. Daily temperatures swing about 14.7°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 9h 5m. For travel, December is cold.
Avg High
38.3°F
Avg Low
23.6°F
Precipitation
2.51 in
Snow
3.8 in
December records in Royal Center
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 66.9°F (1998) | 12.0°F (1896) | 1.70 in (2006) |
| December 2 | 62.1°F (2012) | 1.9°F (1893) | 0.94 in (1893) |
| December 3 | 61.0°F (1998) | 0.0°F (1893) | 1.96 in (1967) |
| December 4 | 66.9°F (2012) | 3.0°F (1991) | 0.70 in (1923) |
| December 5 | 62.1°F (2001) | 0.0°F (2025) | 1.17 in (1923) |
| December 6 | 68.0°F (2001) | 1.0°F (2025) | 1.35 in (1906) |
| December 7 | 69.1°F (1998) | 1.9°F (2005) | 1.32 in (1994) |
| December 8 | 64.9°F (1916) | -0.9°F (1909) | 3.20 in (1966) |
| December 9 | 64.0°F (1911) | -5.1°F (1917) | 0.92 in (1980) |
| December 10 | 60.1°F (2023) | -9.0°F (1917) | 0.83 in (1971) |
| December 11 | 60.1°F (1911) | -11.0°F (1917) | 1.03 in (1985) |
| December 12 | 60.1°F (2015) | -11.0°F (1917) | 1.34 in (2000) |
| December 13 | 64.9°F (2015) | -8.0°F (1917) | 1.89 in (1903) |
| December 14 | 64.0°F (2015) | -2.0°F (1914) | 1.13 in (1927) |
| December 15 | 59.0°F (1893) | -15.0°F (1917) | 1.93 in (1987) |
| December 16 | 63.0°F (2021) | -11.0°F (1901) | 0.83 in (1937) |
| December 17 | 57.0°F (2006) | -9.0°F (1901) | 1.50 in (1929) |
| December 18 | 57.9°F (1908) | -2.0°F (1901) | 1.44 in (1924) |
| December 19 | 61.0°F (1895) | -7.1°F (2016) | 1.45 in (1929) |
| December 20 | 61.0°F (1895) | -8.0°F (2016) | 1.26 in (1973) |
| December 21 | 57.9°F (1894) | -8.0°F (1901) | 0.90 in (1949) |
| December 22 | 55.9°F (1893) | -5.1°F (1901) | 1.79 in (2013) |
| December 23 | 57.0°F (1893) | -9.0°F (2022) | 0.93 in (1907) |
| December 24 | 63.0°F (2015) | -9.0°F (2022) | 1.10 in (1932) |
| December 25 | 60.1°F (1893) | -6.0°F (1990) | 2.32 in (1965) |
| December 26 | 60.1°F (2019) | -2.9°F (1914) | 0.70 in (1926) |
| December 27 | 63.0°F (2019) | -6.0°F (2017) | 1.79 in (2015) |
| December 28 | 62.1°F (2008) | -6.0°F (2017) | 1.21 in (1968) |
| December 29 | 64.0°F (2025) | -0.9°F (1917) | 1.68 in (1948) |
| December 30 | 59.0°F (2019) | -13.0°F (1909) | 2.24 in (1990) |
| December 31 | 55.9°F (1992) | -2.9°F (1914) | 0.95 in (1936) |