December weather in Bay City, MI
The average temperature in Bay City in December is 29.0°F (22.9°F–35.1°F). Average precipitation: 2.08 inches.
December is a winter month in Bay City, and is cooler than the annual average of 47.8°F. Daily temperatures swing about 12.2°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 8h 46m. For travel, December is cold.
Avg High
35.1°F
Avg Low
22.9°F
Precipitation
2.08 in
Daylight
8h 46m
December records in Bay City
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 54.0°F (1998) | 10.9°F (2007) | 0.35 in (2006) |
| December 2 | 61.0°F (1982) | 12.0°F (1979) | 0.76 in (2006) |
| December 3 | 66.0°F (1998) | 5.0°F (2002) | 1.42 in (1982) |
| December 4 | 64.0°F (1982) | 7.0°F (2002) | 0.65 in (1999) |
| December 5 | 60.1°F (1998) | 9.0°F (1991) | 0.58 in (1999) |
| December 6 | 68.0°F (2001) | 9.0°F (1991) | 0.85 in (1998) |
| December 7 | 52.0°F (1988) | 6.1°F (2005) | 0.33 in (1980) |
| December 8 | 45.0°F (1999) | 7.0°F (1995) | 0.62 in (2004) |
| December 9 | 55.9°F (1991) | 3.0°F (1995) | 0.55 in (2008) |
| December 10 | 53.1°F (1987) | 3.0°F (1995) | 0.40 in (2008) |
| December 11 | 50.0°F (1979) | 5.0°F (1995) | 0.61 in (2003) |
| December 12 | 57.0°F (1979) | 1.9°F (1988) | 0.70 in (1983) |
| December 13 | 57.0°F (1991) | 5.0°F (1988) | 1.25 in (2000) |
| December 14 | 48.0°F (2001) | 3.9°F (2000) | 0.44 in (1999) |
| December 15 | 54.0°F (1992) | -0.9°F (1989) | 0.65 in (1987) |
| December 16 | 52.0°F (1984) | 1.0°F (1989) | 0.32 in (1982) |
| December 17 | 61.0°F (1984) | 3.9°F (1980) | 0.53 in (2000) |
| December 18 | 48.9°F (2006) | 3.0°F (1985) | 0.27 in (1986) |
| December 19 | 50.0°F (2002) | 0.0°F (1983) | 0.29 in (2002) |
| December 20 | 51.1°F (2002) | -2.9°F (2004) | 0.72 in (1987) |
| December 21 | 54.0°F (1988) | -2.9°F (1989) | 0.25 in (1978) |
| December 22 | 53.1°F (1990) | -2.9°F (1989) | 0.59 in (1983) |
| December 23 | 53.1°F (2006) | -2.9°F (2000) | 0.45 in (1988) |
| December 24 | 53.1°F (1982) | -4.0°F (2000) | 0.50 in (2008) |
| December 25 | 57.9°F (1982) | -2.9°F (2000) | 1.69 in (1979) |
| December 26 | 64.0°F (1982) | -5.1°F (1983) | 0.37 in (2009) |
| December 27 | 50.0°F (2008) | 1.0°F (1983) | 0.40 in (1988) |
| December 28 | 59.0°F (1982) | -2.0°F (2000) | 0.92 in (2008) |
| December 29 | 62.1°F (1984) | 0.0°F (2000) | 1.00 in (1984) |
| December 30 | 50.0°F (1984) | -2.0°F (1997) | 0.42 in (1992) |
| December 31 | 51.1°F (2004) | 1.9°F (1983) | 0.28 in (1989) |