San Cristóbal Sea Temperature
Updated Mon 19:42 (Pacific/Galapagos)
Ecuador · Forecast updated Aug 10, 2026, 19:42 UTC
Current Sea Temperature
25.4°C
77.7°F
Warm water
Versus this month's average
0.3°C below
The August average in our archive is 25.7°C (78.3°F).
Recent trend
Cooling by 1.2°C
Seven-day average: 25.5°C, versus 26.7°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 San Cristóbal, monthly averages range from about 25.7°C (78.3°F) in August to 26.7°C (80.0°F) in June.
Over the past 30 days, the average sea temperature in San Cristóbal has been 26.0°C.
Monthly Water Temperature Averages
| Month | Min | Average | Max |
|---|---|---|---|
| June | 25.8°C / 78.4°F | 26.7°C / 80.0°F | 27.5°C / 81.5°F |
| July | 25.2°C / 77.4°F | 26.0°C / 78.7°F | 27.2°C / 81.0°F |
| August | 24.9°C / 76.8°F | 25.7°C / 78.3°F | 27.0°C / 80.6°F |
Profile calculated from 1708 hourly forecast records across 3 monthly periods. This is a growing archive, not a long-term climate normal.
About the water at San Cristóbal
Galápagos island where sea lions and reef fish fill the shallow Kicker Rock bays.
- Area
- Galápagos
San Cristóbal Water Temperature: Common Questions
What is the sea temperature in San Cristóbal today?
The current sea surface temperature in San Cristóbal is 25.4°C. Over the last 30 days, the average has been 26.0°C.
When is the water warmest in San Cristóbal?
The warmest monthly average in the San Cristóbal archive is June, at around 26.7°C (80.0°F).
When is the water coldest in San Cristóbal?
The coldest monthly average in the archive is August, at around 25.7°C (78.3°F).
Can you swim in San Cristóbal today?
At 25.4°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 San Cristóbal.
View Snorkel Forecast →