Temperature
Hot by day, warm at night.
88°Ftypical Aug high
Aiken is most comfortable in autumn. Summers are hot and winters are mild.

Hot by day, warm at night.
One of the wettest months.
Cloudier spells limit sunshine.
Hot days, with humid stretches.
Partly cloudy across the month.
Want a side-by-side climate view? Compare Aiken with Washington DC.
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: Jun 11, 2026
Data & methodology