In December, Mizusawa typically sees daytime highs of 5.8°C and overnight lows around -1.8°C. Compared to the annual average high of 15.6°C, December runs -9.8°C.
December in Mizusawa averages a daytime high of 5.8°C and an overnight low of -1.8°C.
December runs -9.8°C compared to Mizusawa's annual average high of 15.6°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 5.8°C and cooler evenings around -1.8°C.