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San Juan, Puerto Rico < 1 km
Sea temperature · Puerto Rico
San Juan Sea Temperature
29.8°C
Warm
Sea temperature
Sea temperature
- Wave height
- 1.0mSlightly choppy
- Wave period
- 10s
- Air temperature
- 28°CClear
- Wind
- 8km/h
Updated: · Source: Open-Meteo Marine (Copernicus, DWD)
The sea in San Juan is 29.8°C right now, with waves of 1.0 m. The water is warm and ideal for swimming. The sea is slightly choppy. The air temperature is 28°C. The sea temperature should stay about the same over the next 7 days.
San Juan 7-day sea temperature
| Day | Sea | Max wave |
|---|---|---|
| Today October 17 | 29.8°C | 1.1 m |
| Sun October 18 | 29.9°C | 1.0 m |
| Mon October 19 | 30.0°C | 1.0 m |
| Tue October 20 | 30.1°C | 1.5 m |
| Wed October 21 | 30.1°C | 1.5 m |
| Thu October 22 | 30.0°C | 1.2 m |
| Fri October 23 | 30.0°C | 1.2 m |
Sea temperature on nearby coasts
Warmest to coolest sea.
Frequently asked questions
- What is the sea temperature in San Juan today?
- The sea in San Juan is 29.8°C right now, with waves of 1.0 m.
- Is the sea warm enough to swim in San Juan today?
- The water is warm and ideal for swimming. The sea is slightly choppy.
San Juan live beach cams
Watch the beach and sea live.
San Juan sea temperature: details
The sea in the coming days
Over the 7-day forecast the water stays between 29.8 and 30.1°C; the warmest day is Tue, October 20 (30.1°C). The highest waves, about 1.5 m, are expected on Tue, October 20; the calmest day is Sun, October 18 (1.0 m). Right now the sea is 1.9°C warmer than the air.
The sea along nearby coasts
Latest readings on neighbouring coasts: Ocho Rios 29.8°C, Kingston 29.4°C, Negril 29.9°C and Simpson Bay (Maho Beach) 29.6°C.