Temperature
Warm by day, warm at night.
Warm days and plenty of sun.
Warm by day, warm at night.
Several rainy days, mostly brief and on-and-off. About 9 wet days, the lowest monthly average.
Plenty of sun this month.
Warm days, with humid periods.
In February, afternoons feel about 81° and nights feel near 77°.
Mostly clear skies this month.
February's typical breeze keeps the air from feeling as stagnant.
February late afternoons are around 81°F, easing to about 77°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% | Sea°F |
|---|---|---|---|---|---|---|---|
| Jan | 82 | 73 | 1.5 | 10 | 10.9 | 79 | 80 |
| Feb | 82 | 73 | 1.2 | 9 | 11.0 | 77 | 80 |
| Mar | 83 | 73 | 1.6 | 9 | 11.2 | 76 | 80 |
| Apr | 84 | 75 | 3.0 | 12 | 11.9 | 78 | 80 |
| May | 85 | 76 | 4.0 | 15 | 11.8 | 80 | 82 |
| Jun | 87 | 78 | 2.4 | 13 | 12.3 | 79 | 83 |
| Jul | 87 | 79 | 2.7 | 16 | 12.3 | 79 | 83 |
| Aug | 87 | 79 | 3.4 | 19 | 11.7 | 81 | 84 |
| Sep | 87 | 79 | 5.2 | 21 | 10.7 | 82 | 85 |
| Oct | 86 | 78 | 4.8 | 20 | 10.5 | 83 | 85 |
| Nov | 84 | 76 | 4.2 | 18 | 10.2 | 83 | 83 |
| Dec | 82 | 75 | 1.9 | 13 | 10.6 | 81 | 82 |
Similar climates
Want a side-by-side climate view? Compare San Juan with Havana.
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 1, 2026
Data & methodology