Puerto Rico in August

August is one of Puerto Rico's weaker months (rank 11 of 12): its 2 destinations average 73/100, led by Rincón at 82 — 38°C and 11 rainy days — while San Juan trails at 64 with 104 mm of rain.

#11 of 12 months for Puerto Rico · 2 destinations · updated September 2026 · climate normals from ERA5 reanalysis

🇵🇷 Puerto Rico, month by month

73/100 in August
  1. 85Jan
  2. 84Feb
  3. 84Mar
  4. 82Apr
  5. 79May
  6. 79Jun
  7. 75Jul
  8. 73Aug
  9. 71Sep
  10. 74Oct
  11. 75Nov
  12. 83Dec

Where in Puerto Rico in August

#PlaceTypeFeels-like highRainComfortAt its best
1RincónBeach38°C133 mm · 11 days82 tier A—
2San JuanCity36°C104 mm · 9 days64 tier C—

Comfort is SeasonMap's 0–100 score; each place is judged through the lens that suits it — beaches on beach weather, ski resorts on snow. "At its best" means August is one of that place's own top three months. Feels-like highs fold in humidity, wind and sun.

What's on in Puerto Rico in August

  • Bioluminescent bay nights · San Juan · 1 Jan – 31 Dec
  • Santa Rosa de Lima fiestas · Rincón · 20–31 Aug (usually)

Better months for Puerto Rico

January · 85/100February · 84/100March · 84/100Weakest: September · 71/100
← Puerto Rico in JulyPuerto Rico in September →Best time to visit Puerto Rico, month by monthCompare: Rincón vs San Juan in August