In July, Muroran typically sees daytime highs of 22.1°C and overnight lows around 15.6°C. Compared to the annual average high of 11.4°C, July runs +10.7°C.
July in Muroran averages a daytime high of 22.1°C and an overnight low of 15.6°C.
July runs +10.7°C compared to Muroran's annual average high of 11.4°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 22.1°C and cooler evenings around 15.6°C.