Worst time to visit San Juan

Some months in San Juan are clearly tougher for travel — extreme heat, cold, drenching rain, or peak storm season. Here's what to skip.

Months to avoid

MonthWhy
Mayvery wet (14 rain days)
Junevery hot (31°C / 88°F)very wet (14 rain days)
Julyvery hot (31°C / 88°F)very wet (16 rain days)
Augustvery hot (32°C / 90°F)very wet (16 rain days)peak hurricane season
Septembervery hot (31°C / 88°F)very wet (15 rain days)peak hurricane season
Octobervery hot (31°C / 88°F)peak hurricane season

Better times to go

Better months: January (28°C, 11 rain days) · February (28°C, 9 rain days)

🌤 See the full San Juan climate →

Monthly averages, 10-day forecast, and the best months to visit.