January weather in New Brunswick, NJ
The average temperature in New Brunswick in January is 31.6°F (22.9°F–40.3°F). Average precipitation: 3.74 inches. Average snowfall is 8.3 inches.
January is a winter month in New Brunswick, and is cooler than the annual average of 53.8°F. Daily temperatures swing about 17.4°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 9h 25m. For travel, January is cold.
Avg High
40.3°F
Avg Low
22.9°F
Precipitation
3.74 in
Snow
8.3 in