December weather in Monterey, IN
The average temperature in Monterey in December is 29.5°F (21.8°F–37.2°F). Average precipitation: 2.38 inches. Average snowfall is 5.6 inches.
December is a winter month in Monterey, and is cooler than the annual average of 50.1°F. Daily temperatures swing about 15.4°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 9h 3m. For travel, December is cold.
Avg High
37.2°F
Avg Low
21.8°F
Precipitation
2.38 in
Snow
5.6 in
December records in Monterey
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 68.0°F (1970) | 6.1°F (1898) | 1.71 in (2006) |
| December 2 | 71.1°F (1982) | 0.0°F (1942) | 1.07 in (1967) |
| December 3 | 69.1°F (1982) | -9.0°F (1929) | 0.90 in (1978) |
| December 4 | 68.0°F (2012) | 1.9°F (1991) | 1.20 in (1923) |
| December 5 | 64.0°F (1982) | 0.0°F (2025) | 0.98 in (1999) |
| December 6 | 69.1°F (2001) | 0.0°F (1977) | 1.28 in (1932) |
| December 7 | 68.0°F (1998) | -11.0°F (1977) | 1.98 in (1927) |
| December 8 | 64.0°F (1966) | -2.9°F (2005) | 1.52 in (1966) |
| December 9 | 63.0°F (1991) | -16.1°F (1958) | 0.67 in (1918) |
| December 10 | 63.0°F (1971) | -14.1°F (1958) | 1.32 in (1971) |
| December 11 | 64.0°F (1949) | -9.9°F (1977) | 1.38 in (2021) |
| December 12 | 68.0°F (1899) | -11.0°F (1962) | 1.30 in (1972) |
| December 13 | 64.9°F (2015) | -11.9°F (1903) | 2.70 in (1901) |
| December 14 | 68.0°F (1975) | -8.0°F (1903) | 0.62 in (1999) |
| December 15 | 62.1°F (1975) | -18.9°F (1901) | 2.10 in (2011) |
| December 16 | 62.1°F (2021) | -17.0°F (1951) | 0.74 in (2007) |
| December 17 | 64.9°F (1984) | -11.9°F (1901) | 0.89 in (1929) |
| December 18 | 57.9°F (1939) | -13.0°F (1985) | 1.50 in (1929) |
| December 19 | 59.0°F (1957) | -11.9°F (1983) | 1.23 in (2008) |
| December 20 | 54.0°F (1957) | -14.1°F (1963) | 0.83 in (1987) |
| December 21 | 60.1°F (1949) | -17.0°F (1901) | 3.15 in (1967) |
| December 22 | 59.0°F (1957) | -23.1°F (1989) | 1.30 in (2013) |
| December 23 | 62.1°F (1941) | -23.1°F (1989) | 3.12 in (1903) |
| December 24 | 63.0°F (2015) | -20.0°F (1983) | 2.95 in (1965) |
| December 25 | 61.0°F (1982) | -18.0°F (1983) | 0.87 in (1965) |
| December 26 | 60.1°F (2019) | -9.9°F (1944) | 1.15 in (1942) |
| December 27 | 64.0°F (2019) | -11.0°F (1933) | 1.81 in (1904) |
| December 28 | 64.9°F (2008) | -25.1°F (1924) | 0.90 in (1948) |
| December 29 | 66.9°F (1984) | -14.1°F (1983) | 1.69 in (2015) |
| December 30 | 68.0°F (1984) | -18.9°F (1983) | 1.82 in (1972) |
| December 31 | 61.0°F (1951) | -18.9°F (1983) | 1.08 in (1978) |