December weather in Zionsville, IN
The average temperature in Zionsville in December is 31.4°F (25.0°F–37.8°F). Average precipitation: 2.88 inches. Average snowfall is 4.7 inches.
December is a winter month in Zionsville, and is cooler than the annual average of 51.9°F. Daily temperatures swing about 12.8°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 9h 10m. For travel, December is cold.
Avg High
37.8°F
Avg Low
25.0°F
Precipitation
2.88 in
Snow
4.7 in
December records in Zionsville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 64.9°F (1962) | 0.0°F (1903) | 1.52 in (2018) |
| December 2 | 73.0°F (1982) | -4.0°F (1942) | 0.85 in (2007) |
| December 3 | 68.0°F (2012) | -6.0°F (1929) | 2.31 in (1967) |
| December 4 | 70.0°F (1998) | 1.9°F (1991) | 1.26 in (1920) |
| December 5 | 68.0°F (2001) | 6.1°F (1907) | 1.10 in (1906) |
| December 6 | 71.1°F (1998) | 3.0°F (2007) | 0.85 in (1960) |
| December 7 | 68.0°F (1998) | -8.0°F (1977) | 2.00 in (1956) |
| December 8 | 64.9°F (1966) | -8.0°F (1977) | 0.90 in (1966) |
| December 9 | 64.0°F (1952) | -11.0°F (1958) | 1.54 in (1966) |
| December 10 | 63.0°F (1918) | -11.9°F (1958) | 0.88 in (1966) |
| December 11 | 66.9°F (2015) | -13.0°F (1917) | 2.45 in (1985) |
| December 12 | 63.0°F (1949) | -8.0°F (1962) | 1.24 in (1946) |
| December 13 | 62.1°F (1927) | -9.0°F (1903) | 2.25 in (1901) |
| December 14 | 64.0°F (1975) | -8.0°F (2025) | 1.65 in (1918) |
| December 15 | 66.9°F (1933) | -13.0°F (1901) | 2.15 in (1971) |
| December 16 | 63.0°F (1948) | -16.1°F (1951) | 0.81 in (2014) |
| December 17 | 64.0°F (1984) | -11.0°F (1914) | 1.80 in (1937) |
| December 18 | 63.0°F (1984) | -9.9°F (1983) | 1.68 in (1924) |
| December 19 | 57.0°F (2002) | -9.9°F (1901) | 1.65 in (1924) |
| December 20 | 63.0°F (1949) | -11.9°F (1963) | 1.32 in (1973) |
| December 21 | 61.0°F (1967) | -14.1°F (1963) | 1.72 in (2013) |
| December 22 | 64.0°F (1967) | -22.0°F (1989) | 2.30 in (1967) |
| December 23 | 62.1°F (1933) | -18.0°F (1983) | 1.93 in (2003) |
| December 24 | 63.0°F (1932) | -18.0°F (1983) | 1.42 in (2008) |
| December 25 | 63.0°F (1982) | -17.0°F (1924) | 1.28 in (1915) |
| December 26 | 64.9°F (2019) | -9.0°F (1903) | 2.00 in (1904) |
| December 27 | 64.9°F (1959) | -13.0°F (1935) | 1.91 in (2015) |
| December 28 | 63.0°F (2025) | -23.1°F (1924) | 1.58 in (1968) |
| December 29 | 64.9°F (1984) | -14.1°F (1983) | 1.51 in (2024) |
| December 30 | 63.0°F (1984) | -13.0°F (1909) | 2.12 in (1990) |
| December 31 | 64.9°F (1951) | -14.1°F (2017) | 1.21 in (2018) |