Best time to visit San Juan

Find the best time to visit San Juan and plan your perfect trip in 2024/2025. Get holiday inspiration, weather guides, travel advice and find great deals.

San Juan by month

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When is the best time to visit San Juan?

The best time to visit San Juan is March, April, June, July and August based on the following average weather conditions.

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Hours of Sunshine (daily)

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Best time to visit

The weather guide for Puerto Rico (San Juan) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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Which is the hottest month in San Juan?

The hottest time of year in San Juan is normally September. Expect maximum daytime temperatures to reach 30°C with high heat and humidity.

Which month has the most rain in San Juan?

In terms of rainfall, August is usually the wettest month in San Juan with 195mm on average. There are normally 20 days in August with some rain.

When is it sunniest in San Juan?

The sunniest time of year in San Juan is normally March with bright sunshine on average for 75% of daylight hours; that's 9 hours of sunshine per day.

When is the sea warmest in San Juan?

The sea is usually at its warmest in San Juan in September when the water temperature reaches 29°C.

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