Temperature
Warm by day, warm at night.
Arecibo is usually most comfortable from January to March. Typical daytime highs range from 79–85°F across the year. Rain is frequent in many months.

Warm by day, warm at night.
It rains on most days. About 18 wet days, more than in most months.
Plenty of sun this month.
Very humid air is a major factor this month.
In November, afternoons feel about 83° and nights feel near 78°.
Partly cloudy skies this month.
Calm winds are typical in November.
November late afternoons are around 79°F, easing to about 77°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 79 | 71 | 1.5 | 9 | 10.8 | 80 |
| Feb | 80 | 70 | 1.3 | 8 | 10.9 | 78 |
| Mar | 80 | 70 | 2.1 | 10 | 11.1 | 77 |
| Apr | 81 | 72 | 3.9 | 14 | 11.9 | 79 |
| May | 83 | 74 | 5.4 | 17 | 11.9 | 81 |
| Jun | 85 | 75 | 3.1 | 14 | 12.3 | 80 |
| Jul | 85 | 76 | 2.9 | 15 | 12.3 | 80 |
| Aug | 85 | 76 | 3.8 | 20 | 11.7 | 81 |
| Sep | 85 | 76 | 5.8 | 23 | 10.7 | 83 |
| Oct | 84 | 75 | 5.4 | 21 | 10.5 | 83 |
| Nov | 82 | 73 | 4.4 | 18 | 10.2 | 83 |
| Dec | 80 | 72 | 1.8 | 12 | 10.6 | 81 |
Similar climates
Want a side-by-side climate view? Compare Arecibo with Angkor.
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: Jul 31, 2026
Data & methodology