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 based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

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Max Day Temperature (°C)

  • 27°C maximum daytime temperature in January in San Juan27
    Jan
  • 27°C maximum daytime temperature in February in San Juan27
    Feb
  • 28°C maximum daytime temperature in March in San Juan28
    Mar
  • 29°C maximum daytime temperature in April in San Juan29
    Apr
  • 29°C maximum daytime temperature in May in San Juan29
    May
  • 30°C maximum daytime temperature in June in San Juan30
    Jun
  • 30°C maximum daytime temperature in July in San Juan30
    Jul
  • 30°C maximum daytime temperature in August in San Juan30
    Aug
  • 30°C maximum daytime temperature in September in San Juan30
    Sep
  • 30°C maximum daytime temperature in October in San Juan30
    Oct
  • 29°C maximum daytime temperature in November in San Juan29
    Nov
  • 28°C maximum daytime temperature in December in San Juan28
    Dec

Hours of Sunshine (daily)

  • Jan
  • Feb
  • Mar
  • Apr
  • May
  • Jun
  • Jul
  • Aug
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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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