Puerto Rico
Across 2 destinations in Puerto Rico, the warmest is San Juan at 31 °C in Aug, the coolest is Carolina at 31 °C, and annual rainfall ranges from 903 mm in San Juan to 1,200 mm in Carolina. Figures are 1991–2020 climate normals.
2 destinations with full climate records · 91 awaiting data
The rangeHow much Puerto Rico varies
The 2 destinations we cover in Puerto Rico differ by less than 3 °C at the peak of the year, so the choice between them is not really a choice about heat.
DestinationsThe year in each of the largest
All of themEvery destination with a full record
| Destination | Warmest month | Peak avg high | Annual rainfall |
|---|---|---|---|
| San Juan | Aug | 31 °C | 903 mm |
| Carolina | Aug | 31 °C | 1,200 mm |
Awaiting climate data
These destinations are in our database but do not yet have complete 30-year records, so they have no page yet.
- Ponce
- Arecibo
- Caguas
- Guaynabo
- Trujillo Alto
- Mayagüez
- Fajardo
- Levittown
- Vega Baja
- Cataño
- Barceloneta
- Guayama
- Humacao
- Yauco
- Cayey
- Candelaria
- Manatí
- Aguadilla
- Río Grande
- Dorado
- Isabela
- San Germán
- Vega Alta
- Coamo
- Hormigueros
- San Sebastián
- Corozal
- Cabo Rojo
- Utuado
- Pájaros
- Juana Díaz
- San Lorenzo
- Isabel Segunda
- Guánica
- Gurabo
- Sabana Grande
- Aibonito
- Juncos
- Canovanas
- Luquillo
- San Isidro
- Campanilla
- Arroyo
- Santa Isabel
- Lares
- Yabucoa
- Peñuelas
- Las Piedras
- Ceiba
- San Antonio
- Salinas
- Ceiba
- Sabana Seca
- Puerto Real
- Añasco
- Estancias de Florida
- Candelaria Arenas
- Coco
- Punta Santiago
- Ingenio
- Florida
- Hatillo
- Quebradillas
- Lajas
- Guayanilla
- Santa Barbara
- Adjuntas
- Eleanor Roosevelt
- Cidra
- Moca
- Comerío
- Naguabo
- Aguas Buenas
- Villalba
- Toa Alta
- Loíza
- Patillas
- Camuy
- Aguada
- Jayuya
- Ciales
- Barranquitas
- Morovis
- Maunabo
- Naranjito
- Toa Baja
- Rincón
- Culebra
- Maricao
- Las Marías
- Orocovis
Data sources and method
- ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
- Open-Meteo — Open-Meteo.com. CC BY 4.0
- NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
- GeoNames — GeoNames.org. CC BY 4.0
- Normal period
- 1991–2020
- Dataset version
- era5-1991-2020-scores1.1
- Last processed
Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: warmest month, annual rainfall total. Full formulas are on the methodology page.
Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.