Temperature
Hot by day, warm at night.
88°Ftypical Aug high
Palm Beach is most comfortable in spring. Summers are hot and winters are mild. Rainy season runs roughly May to October.

Hot by day, warm at night.
One of the wettest months.
Cloudier spells limit sunshine.
Very humid air is a major factor this month.
Mostly cloudy skies.
Want a side-by-side climate view? Compare Palm Beach with Key West.
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 19, 2026
Data & methodology