In December, Ichihara typically sees daytime highs of 12.1°C and overnight lows around 3.4°C. Compared to the annual average high of 19.2°C, December runs -7.1°C.
December in Ichihara averages a daytime high of 12.1°C and an overnight low of 3.4°C.
December runs -7.1°C compared to Ichihara's annual average high of 19.2°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 12.1°C and cooler evenings around 3.4°C.