In January, Madison typically sees daytime highs of -3.9°C and overnight lows around -13.3°C. Compared to the annual average high of 13.2°C, January runs -17.1°C.
January in Madison averages a daytime high of -3.9°C and an overnight low of -13.3°C.
January runs -17.1°C compared to Madison's annual average high of 13.2°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near -3.9°C and cooler evenings around -13.3°C.