In January, New Brunswick typically sees daytime highs of 3.7°C and overnight lows around -5.6°C. Compared to the annual average high of 17.0°C, January runs -13.4°C.
January in New Brunswick averages a daytime high of 3.7°C and an overnight low of -5.6°C.
January runs -13.4°C compared to New Brunswick's annual average high of 17.0°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near 3.7°C and cooler evenings around -5.6°C.