Temperature
Hot by day, warm at night.
Hot days and good sunshine.
Hot by day, warm at night.
Several rainy days, mostly brief and on-and-off. About 12 wet days, more than in most months.
Good sunshine this month.
Warm days, with humid periods.
In May, afternoons feel about 86° and nights feel near 77°.
Partly cloudy skies this month.
Calm winds are typical in May.
May late afternoons are around 84°F, easing to about 80°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