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Sejong in December

Average high

5.9°C

Average low

not recorded

Rainfall

—

— wet days

Comfort score

out of 100

December in Sejong averages a daily high of 5.9°C. Demanding conditions — pack for it and plan indoor options.

Across the year, the best time to visit Sejong is September–October.

Based on TAEJON, KS (33.9km), 1995–2024. 15 years of December data.