In December, Icheon-si typically sees daytime highs of 3.1°C and overnight lows around -6.7°C. Compared to the annual average high of 16.3°C, December runs -13.2°C.
December in Icheon-si averages a daytime high of 3.1°C and an overnight low of -6.7°C.
December runs -13.2°C compared to Icheon-si's annual average high of 16.3°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 3.1°C and cooler evenings around -6.7°C.