Temperature
Warm by day, mild at night.
Datong is most comfortable in spring and early autumn. Summers are warm and winters are cold. The wetter months are roughly April to October. Humidity is usually low.

Warm by day, mild at night.
One of the wettest months.
Plenty of sun this month.
Warm days, with some hot afternoons and occasional humid spells.
In August, afternoons feel about 67° and nights feel near 76°.
Partly cloudy across the month.
August late afternoons are around 66°F, easing to about 64°F in early evening.
Calm winds are typical in August.
Want a side-by-side climate view? Compare Datong with Seoul.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 27, 2026
Data & methodology