In September, Gapyeong typically sees daytime highs of 24.2°C and overnight lows around 13.1°C. Compared to the annual average high of 15.8°C, September runs +8.4°C.
September in Gapyeong averages a daytime high of 24.2°C and an overnight low of 13.1°C.
September runs +8.4°C compared to Gapyeong's annual average high of 15.8°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 24.2°C and cooler evenings around 13.1°C.