In January, Ulm typically sees daytime highs of 1.0°C and overnight lows around -4.7°C. Compared to the annual average high of 11.9°C, January runs -10.9°C.
January in Ulm averages a daytime high of 1.0°C and an overnight low of -4.7°C.
January runs -10.9°C compared to Ulm's annual average high of 11.9°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near 1.0°C and cooler evenings around -4.7°C.