In June, Hamm typically sees daytime highs of 20.9°C and overnight lows around 10.4°C. Compared to the annual average high of 13.4°C, June runs +7.5°C.
June in Hamm averages a daytime high of 20.9°C and an overnight low of 10.4°C.
June runs +7.5°C compared to Hamm's annual average high of 13.4°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 20.9°C and cooler evenings around 10.4°C.