Puerto Rico Weather in January

January in Puerto Rico brings very high temperatures, with daytime highs of 33°C (91°F) and nights around 21°C (70°F). Quite a bit of rainfall is expected, around 158 mm (6.2 in), so pack an umbrella.

Rainfall in Puerto Rico in January

Typically, you can expect about 10 days of rain this month, with 158 mm (6.2 in) on average. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Puerto Rico in January

Daytime temperatures in Puerto Rico reach 33°C (91°F) in January, dropping to 21°C (70°F) at night. Mornings and evenings are often more comfortable than the peak afternoon hours. With overnight lows of 21°C (70°F), evenings stay pleasantly warm. Typical temperatures can be misleading; some days will be hotter. Prepare with light clothing and plenty of hydration to stay cool.

If you prefer dry days with pleasant temperatures, January may not be the ideal month to visit Puerto Rico. Our weather planner can help you explore destinations with more pleasant weather conditions.