Puerto Rico has a tropical marine climate, which means it enjoys warm temperatures year-round, high humidity, and a distinct wet and dry season. Here’s a breakdown of the climate features:
General Climate Overview
| Feature | Description |
|---|---|
| Average Temperature | 75–85°F (24–29°C) year-round |
| Humidity | High (usually 70–80%) |
| Dry Season | November to April (less rainfall) |
| Rainy Season | May to October (especially August–October) |
| Hurricane Season | June 1 to November 30 (peak: Aug–Oct) |
| Trade Winds | Steady easterly breezes help cool the air |
Climate by Region
1. Coastal Areas (San Juan, Ponce, Mayagüez)
- Hot and humid
- Average temperatures: 78–88°F (25–31°C)
- Sea breezes offer slight cooling effect
2. Mountain Regions (Cordillera Central)
- Cooler and wetter than coastal areas
- Night temps can drop to 65°F (18°C)
- More fog and rainfall due to elevation
3. Southern Coast
- Drier than the north
- Rain shadow effect from mountains
Hurricanes and Storms
- Puerto Rico is vulnerable to tropical storms and hurricanes
- Major hurricanes in recent memory:
- Hurricane Maria (2017) – severe damage
- Hurricane Fiona (2022) – major flooding
- Residents and infrastructure are prepared for storm threats during hurricane season
Impact on Daily Life
- Lightweight, breathable clothing is common
- Buildings are designed to handle heat and rain
- Agriculture relies on seasonal rain patterns
