In January, Greater Sudbury typically sees daytime highs of -7.2°C and overnight lows around -18.5°C. Compared to the annual average high of 9.6°C, January runs -16.8°C.
January in Greater Sudbury averages a daytime high of -7.2°C and an overnight low of -18.5°C.
January runs -16.8°C compared to Greater Sudbury's annual average high of 9.6°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near -7.2°C and cooler evenings around -18.5°C.