December weather in Gary, MN
The average temperature in Gary in December is 13.4°F (4.5°F–22.3°F). Average precipitation: 0.92 inches.
December is a winter month in Gary, and is cooler than the annual average of 40°F. Daily temperatures swing about 17.8°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 8h 16m. For travel, December is cold.
Avg High
22.3°F
Avg Low
4.5°F
Precipitation
0.92 in
Daylight
8h 16m
December records in Gary
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 55.9°F (1962) | -35.0°F (1896) | 0.80 in (2019) |
| December 2 | 55.0°F (1982) | -29.9°F (1896) | 1.36 in (1982) |
| December 3 | 55.9°F (1941) | -25.1°F (1978) | 0.27 in (2010) |
| December 4 | 55.9°F (1941) | -20.0°F (1898) | 0.39 in (2007) |
| December 5 | 50.0°F (1939) | -18.0°F (1964) | 0.84 in (1960) |
| December 6 | 60.1°F (1939) | -25.1°F (1936) | 0.50 in (1901) |
| December 7 | 54.0°F (1939) | -31.0°F (1926) | 0.70 in (2016) |
| December 8 | 55.9°F (2023) | -24.0°F (1919) | 0.25 in (1963) |
| December 9 | 54.0°F (1990) | -27.0°F (1922) | 0.61 in (2023) |
| December 10 | 48.9°F (1939) | -31.0°F (1977) | 0.45 in (2004) |
| December 11 | 50.0°F (1939) | -29.0°F (1927) | 0.65 in (1949) |
| December 12 | 50.0°F (1939) | -24.0°F (1893) | 0.33 in (1974) |
| December 13 | 42.1°F (1921) | -42.0°F (1901) | 0.67 in (1968) |
| December 14 | 45.0°F (2002) | -38.0°F (1901) | 0.48 in (1995) |
| December 15 | 50.0°F (1939) | -31.0°F (1919) | 0.55 in (1902) |
| December 16 | 54.0°F (1939) | -25.1°F (1919) | 0.38 in (2003) |
| December 17 | 50.0°F (1939) | -31.0°F (1901) | 0.47 in (1929) |
| December 18 | 51.1°F (1923) | -33.0°F (1901) | 0.65 in (1939) |
| December 19 | 42.1°F (1957) | -36.0°F (1929) | 0.49 in (1961) |
| December 20 | 46.0°F (1979) | -33.0°F (1916) | 0.52 in (2010) |
| December 21 | 39.0°F (2004) | -33.0°F (2022) | 0.53 in (1967) |
| December 22 | 42.1°F (1899) | -29.9°F (1916) | 0.46 in (1962) |
| December 23 | 43.0°F (1893) | -29.9°F (1983) | 0.75 in (1921) |
| December 24 | 46.0°F (1957) | -27.0°F (1937) | 0.59 in (2023) |
| December 25 | 42.1°F (2011) | -34.1°F (1933) | 0.27 in (2009) |
| December 26 | 48.9°F (2011) | -32.1°F (1933) | 0.80 in (2016) |
| December 27 | 39.9°F (1986) | -36.9°F (1933) | 0.52 in (1959) |
| December 28 | 41.0°F (1994) | -35.0°F (1933) | 0.49 in (1964) |
| December 29 | 41.0°F (1929) | -34.1°F (1917) | 0.56 in (2005) |
| December 30 | 46.9°F (1999) | -32.1°F (2021) | 1.75 in (2006) |
| December 31 | 39.9°F (1953) | -36.9°F (1967) | 0.60 in (1921) |