San Juan Weather in October
Puerto Rico · 30-year monthly averages
🤔 Fair time to visit
October in San Juan is hot, with average daytime highs around 32°C (89°F) and nighttime lows near 25°C (77°F). Expect roughly 132mm of precipitation spread over about 14 rainy days, and this is one of the wetter months.
Avg high
32°C
89°F
Avg low
25°C
77°F
Rainfall
132mm
rainy
Rainy days
14
days with ≥1mm
🎒 What to pack
- breathable summer clothing
- sunscreen, hat and sunglasses
- refillable water bottle
- compact umbrella or rain jacket
October vs the rest of the year
FAQ
- How hot is San Juan in October?
- October in San Juan is hot, with average daytime highs around 32°C (89°F) and nighttime lows near 25°C (77°F). Expect roughly 132mm of precipitation spread over about 14 rainy days, and this is one of the wetter months.
- Does it rain a lot in San Juan in October?
- San Juan sees around 132mm of precipitation in October on average — rainy by global standards.
- Is October a good time to visit San Juan?
- October is a workable month to visit San Juan, but expect some weather trade-offs.