In June, Duluth typically sees daytime highs of 21.3°C and overnight lows around 8.1°C. Compared to the annual average high of 9.3°C, June runs +12.0°C.
June in Duluth averages a daytime high of 21.3°C and an overnight low of 8.1°C.
June runs +12.0°C compared to Duluth's annual average high of 9.3°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 21.3°C and cooler evenings around 8.1°C.