In July, Iwakuni typically sees daytime highs of 28.2°C and overnight lows around 22.3°C. Compared to the annual average high of 18.6°C, July runs +9.6°C.
July in Iwakuni averages a daytime high of 28.2°C and an overnight low of 22.3°C.
July runs +9.6°C compared to Iwakuni's annual average high of 18.6°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 28.2°C and cooler evenings around 22.3°C.