In December, Ishinomaki typically sees daytime highs of 7.7°C and overnight lows around 1.1°C. Compared to the annual average high of 14.8°C, December runs -7.1°C.
December in Ishinomaki averages a daytime high of 7.7°C and an overnight low of 1.1°C.
December runs -7.1°C compared to Ishinomaki's annual average high of 14.8°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 7.7°C and cooler evenings around 1.1°C.