Isabela Sea Temperature
Updated Sat 21:04 (Pacific/Galapagos)
Ecuador · Forecast updated Aug 8, 2026, 21:04 UTC
Current Sea Temperature
26.2°C
79.2°F
Warm water
Versus this month's average
0.3°C below
The August average in our archive is 26.5°C (79.8°F).
Recent trend
Holding fairly steady
Seven-day average: 26.7°C, versus 26.9°C in the prior seven days.
What to wear
Warm water
Most people are comfortable in swimwear or a light rash guard.
Cold tolerance varies. Wind, session length, sunshine, and exertion also affect comfort; temperature alone does not describe sea conditions.
Sea Surface Temperature Over the Year
In the data collected for Isabela, monthly averages range from about 26.4°C (79.6°F) in July to 27.1°C (80.8°F) in June.
Over the past 30 days, the average sea temperature in Isabela has been 26.4°C.
Monthly Water Temperature Averages
| Month | Min | Average | Max |
|---|---|---|---|
| June | 26.5°C / 79.7°F | 27.1°C / 80.8°F | 27.5°C / 81.5°F |
| July | 25.6°C / 78.1°F | 26.4°C / 79.6°F | 27.2°C / 81.0°F |
| August | 25.7°C / 78.3°F | 26.5°C / 79.8°F | 27.3°C / 81.1°F |
Profile calculated from 1662 hourly forecast records across 3 monthly periods. This is a growing archive, not a long-term climate normal.
About the water at Isabela
Largest Galápagos island with penguins, turtles and sharks in clear lagoons.
- Area
- Galápagos
Isabela Water Temperature: Common Questions
What is the sea temperature in Isabela today?
The current sea surface temperature in Isabela is 26.2°C. Over the last 30 days, the average has been 26.4°C.
When is the water warmest in Isabela?
The warmest monthly average in the Isabela archive is June, at around 27.1°C (80.8°F).
When is the water coldest in Isabela?
The coldest monthly average in the archive is July, at around 26.4°C (79.6°F).
Can you swim in Isabela today?
At 26.2°C, the water is usually comfortable for swimming and snorkeling.
Full Snorkeling Forecast
See how today's sea temperature, wave height, wind, and tides combine into a detailed snorkeling score for Isabela.
View Snorkel Forecast →