In December, Izumiotsu typically sees daytime highs of 11.5°C and overnight lows around 4.0°C. Compared to the annual average high of 20.1°C, December runs -8.5°C.
December in Izumiotsu averages a daytime high of 11.5°C and an overnight low of 4.0°C.
December runs -8.5°C compared to Izumiotsu's annual average high of 20.1°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 11.5°C and cooler evenings around 4.0°C.