In February, Seongnam-si typically sees daytime highs of 3.1°C and overnight lows around -6.4°C. Compared to the annual average high of 16.1°C, February runs -12.9°C.
February in Seongnam-si averages a daytime high of 3.1°C and an overnight low of -6.4°C.
February runs -12.9°C compared to Seongnam-si's annual average high of 16.1°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 3.1°C and cooler evenings around -6.4°C.