In April, Iwaki typically sees daytime highs of 14.3°C and overnight lows around 6.4°C. Compared to the annual average high of 15.3°C, April runs -0.9°C.
April in Iwaki averages a daytime high of 14.3°C and an overnight low of 6.4°C.
April runs -0.9°C compared to Iwaki's annual average high of 15.3°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 14.3°C and cooler evenings around 6.4°C.