In December, Honmachi typically sees daytime highs of 12.8°C and overnight lows around 2.6°C. Compared to the annual average high of 21.4°C, December runs -8.6°C.
December in Honmachi averages a daytime high of 12.8°C and an overnight low of 2.6°C.
December runs -8.6°C compared to Honmachi's annual average high of 21.4°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 12.8°C and cooler evenings around 2.6°C.