Temperature
Hot by day, warm at night.
Hot days. Hurricane risk near peak and humid air are the main drawbacks.
Hot by day, warm at night.
It rains on most days, but usually in brief, on-and-off spells. About 24 wet days, the highest monthly average.
Sunshine is limited, with cloud often dominating.
Very humid air is a major factor this month.
In August, afternoons feel about 94° and nights feel near 86°.
Mostly cloudy skies this month.
Calm winds are typical in August.
August late afternoons are around 86°F, easing to about 83°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% | Sea°F |
|---|---|---|---|---|---|---|---|
| Jan | 73 | 60 | 1.5 | 6 | 4.6 | 72 | 75 |
| Feb | 76 | 62 | 1.6 | 6 | 5.4 | 72 | 74 |
| Mar | 79 | 65 | 2.2 | 7 | 5.9 | 68 | 75 |
| Apr | 82 | 69 | 2.2 | 7 | 6.3 | 68 | 77 |
| May | 85 | 73 | 3.8 | 12 | 6.6 | 71 | 80 |
| Jun | 87 | 76 | 7.3 | 22 | 4.6 | 78 | 83 |
| Jul | 88 | 78 | 6.3 | 23 | 4.5 | 79 | 85 |
| Aug | 88 | 78 | 6.6 | 24 | 4.1 | 79 | 86 |
| Sep | 87 | 77 | 6.9 | 22 | 3.8 | 80 | 85 |
| Oct | 83 | 74 | 3.5 | 11 | 4.8 | 76 | 83 |
| Nov | 79 | 68 | 1.6 | 6 | 5.0 | 74 | 80 |
| Dec | 75 | 64 | 1.4 | 6 | 4.7 | 75 | 77 |
Similar climates
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.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jun 19, 2026
Data & methodology