In April, Ulm typically sees daytime highs of 12.1°C and overnight lows around 1.9°C. Compared to the annual average high of 11.9°C, April runs +0.2°C.
April in Ulm averages a daytime high of 12.1°C and an overnight low of 1.9°C.
April runs +0.2°C compared to Ulm's annual average high of 11.9°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 12.1°C and cooler evenings around 1.9°C.