In December, Wonsan typically sees daytime highs of 1.3°C and overnight lows around -8.0°C. Compared to the annual average high of 14.1°C, December runs -12.8°C.
December in Wonsan averages a daytime high of 1.3°C and an overnight low of -8.0°C.
December runs -12.8°C compared to Wonsan's annual average high of 14.1°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 1.3°C and cooler evenings around -8.0°C.