In March, Iwakuni typically sees daytime highs of 11.9°C and overnight lows around 3.5°C. Compared to the annual average high of 18.6°C, March runs -6.6°C.
March in Iwakuni averages a daytime high of 11.9°C and an overnight low of 3.5°C.
March runs -6.6°C compared to Iwakuni's annual average high of 18.6°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 11.9°C and cooler evenings around 3.5°C.