In January, Rochester typically sees daytime highs of -5.9°C and overnight lows around -16.3°C. Compared to the annual average high of 12.5°C, January runs -18.4°C.
January in Rochester averages a daytime high of -5.9°C and an overnight low of -16.3°C.
January runs -18.4°C compared to Rochester's annual average high of 12.5°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near -5.9°C and cooler evenings around -16.3°C.