In December, Zhoushan typically sees daytime highs of 12.4°C and overnight lows around 5.8°C. Compared to the annual average high of 20.1°C, December runs -7.7°C.
December in Zhoushan averages a daytime high of 12.4°C and an overnight low of 5.8°C.
December runs -7.7°C compared to Zhoushan's annual average high of 20.1°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 12.4°C and cooler evenings around 5.8°C.