December weather in Rochester, NH
The average temperature in Rochester in December is °F (°F–°F). Average precipitation: 4.64 inches.
December is a winter month in Rochester, and is cooler than the annual average of 0°F. Expect about 11 days with precipitation. Daylight averages about 8h 48m.
Avg High
°F
Avg Low
°F
Precipitation
4.64 in
Daylight
8h 48m
December records in Rochester
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 57.0°F (2011) | 23.0°F (2012) | 0.73 in (1997) |
| December 2 | 50.0°F (2011) | 23.0°F (2012) | 1.40 in (2004) |
| December 3 | 48.9°F (2011) | 24.1°F (2011) | 1.22 in (2009) |
| December 4 | 57.0°F (2012) | 21.9°F (2011) | 0.90 in (1990) |
| December 5 | 54.0°F (2012) | 21.9°F (2011) | 1.90 in (1990) |
| December 6 | 57.9°F (2011) | 25.0°F (2012) | 1.32 in (1994) |
| December 7 | 61.0°F (2011) | 19.9°F (2012) | 0.80 in (2003) |
| December 8 | 44.1°F (2011) | 23.0°F (2012) | 1.95 in (1996) |
| December 9 | 42.1°F (2011) | 30.0°F (2011) | 0.62 in (2001) |
| December 10 | 48.9°F (2011) | 27.0°F (2011) | 1.26 in (2009) |
| December 11 | 43.0°F (2011) | 16.0°F (2011) | 0.81 in (1994) |
| December 12 | 37.9°F (2011) | 17.1°F (2011) | 1.30 in (2003) |
| December 13 | 51.1°F (2011) | 17.1°F (2011) | 3.05 in (2010) |
| December 14 | 50.0°F (2011) | 19.0°F (2011) | 0.80 in (2009) |
| December 15 | 41.0°F (2011) | 32.0°F (2011) | 1.20 in (2003) |
| December 16 | 48.9°F (2011) | 37.0°F (2011) | 1.20 in (1990) |
| December 17 | 50.0°F (2011) | 26.1°F (2011) | 1.20 in (2005) |
| December 18 | 39.0°F (2011) | 15.1°F (2011) | 1.02 in (2000) |
| December 19 | 28.0°F (2011) | 7.0°F (2011) | 0.45 in (1990) |
| December 20 | 41.0°F (2011) | 9.0°F (2011) | 0.46 in (1996) |
| December 21 | 36.0°F (2011) | 16.0°F (2011) | 1.15 in (2002) |
| December 22 | 48.0°F (2011) | 28.0°F (2011) | 2.85 in (1993) |
| December 23 | 54.0°F (2011) | 33.1°F (2011) | 0.80 in (2006) |
| December 24 | — | 19.9°F (2011) | 1.18 in (1994) |
| December 25 | 42.1°F (2011) | 12.0°F (2011) | 1.71 in (1994) |
| December 26 | 28.0°F (2011) | 15.1°F (2011) | 0.92 in (2005) |
| December 27 | 37.9°F (2011) | 18.0°F (2011) | 1.00 in (2009) |
| December 28 | 52.0°F (2011) | 19.0°F (2011) | 0.82 in (2009) |
| December 29 | 46.0°F (2011) | 18.0°F (2011) | 0.41 in (2007) |
| December 30 | 30.0°F (2011) | 16.0°F (2011) | 1.10 in (1991) |
| December 31 | 32.0°F (2011) | 24.1°F (2011) | 1.20 in (2000) |