In June, Iwaki typically sees daytime highs of 21.1°C and overnight lows around 15.7°C. Compared to the annual average high of 15.3°C, June runs +5.9°C.
June in Iwaki averages a daytime high of 21.1°C and an overnight low of 15.7°C.
June runs +5.9°C compared to Iwaki's annual average high of 15.3°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 21.1°C and cooler evenings around 15.7°C.