In December, Tonghae typically sees daytime highs of 6.6°C and overnight lows around -1.8°C. Compared to the annual average high of 16.0°C, December runs -9.4°C.
December in Tonghae averages a daytime high of 6.6°C and an overnight low of -1.8°C.
December runs -9.4°C compared to Tonghae's annual average high of 16.0°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 6.6°C and cooler evenings around -1.8°C.