December weather in Rahway, NJ
The average temperature in Rahway in December is 37.6°F (30.5°F–44.8°F). Average precipitation: 4.48 inches. Average snowfall is 5.7 inches.
December is a winter month in Rahway, and is cooler than the annual average of 54.6°F. Daily temperatures swing about 14.3°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 9h 6m. For travel, December is cold.
Avg High
44.8°F
Avg Low
30.5°F
Precipitation
4.48 in
Snow
5.7 in
December records in Rahway
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 72.0°F (2001) | 10.0°F (1976) | 1.37 in (1981) |
| December 2 | 73.0°F (2002) | 15.1°F (1979) | 1.66 in (1974) |
| December 3 | 66.9°F (1998) | 7.0°F (1976) | 1.38 in (1991) |
| December 4 | 71.1°F (1982) | 10.0°F (1989) | 2.10 in (1990) |
| December 5 | 75.0°F (1998) | 14.0°F (2000) | 2.05 in (1993) |
| December 6 | 73.0°F (2001) | 10.0°F (1976) | 1.17 in (1984) |
| December 7 | 75.0°F (2001) | 10.0°F (2002) | 1.49 in (1976) |
| December 8 | 75.9°F (1998) | 14.0°F (1970) | 2.03 in (2011) |
| December 9 | 71.1°F (1998) | 10.9°F (1976) | 2.37 in (2009) |
| December 10 | 69.1°F (1998) | 10.9°F (1977) | 0.72 in (2004) |
| December 11 | 64.0°F (1971) | 10.0°F (1977) | 2.30 in (1992) |
| December 12 | 66.9°F (2015) | 3.0°F (1988) | 2.75 in (2008) |
| December 13 | 62.1°F (1990) | 5.0°F (1988) | 2.69 in (1983) |
| December 14 | 73.9°F (2015) | 6.1°F (1982) | 1.45 in (1983) |
| December 15 | 66.0°F (2015) | 8.1°F (2005) | 1.54 in (2003) |
| December 16 | 66.0°F (2008) | 15.1°F (1989) | 1.65 in (2005) |
| December 17 | 60.1°F (1971) | 10.0°F (2013) | 1.77 in (1973) |
| December 18 | 66.0°F (2000) | 10.0°F (1980) | 1.70 in (1977) |
| December 19 | 60.1°F (2006) | 9.0°F (1985) | 0.30 in (1995) |
| December 20 | 61.0°F (2002) | 7.0°F (1980) | 1.03 in (2008) |
| December 21 | 57.0°F (1973) | 8.1°F (1981) | 2.57 in (1973) |
| December 22 | 64.9°F (2013) | 3.0°F (1989) | 2.34 in (1983) |
| December 23 | 70.0°F (2013) | 3.9°F (1989) | 1.28 in (2006) |
| December 24 | 72.0°F (2015) | 3.0°F (1983) | 1.10 in (2003) |
| December 25 | 66.0°F (2015) | -2.9°F (1980) | 1.11 in (1986) |
| December 26 | 59.0°F (2014) | -5.1°F (1980) | 1.32 in (1973) |
| December 27 | 61.0°F (1973) | 1.9°F (1980) | 1.67 in (2010) |
| December 28 | 64.0°F (1982) | 9.0°F (1977) | 1.03 in (1983) |
| December 29 | 71.1°F (1984) | 9.0°F (1977) | 0.76 in (2015) |
| December 30 | 64.0°F (1984) | 6.1°F (1976) | 2.04 in (1997) |
| December 31 | 57.9°F (1992) | 7.0°F (1987) | 0.80 in (2000) |