Surin Islands Sea Temperature
Updated Sat 08:55 (Asia/Bangkok)
Thailand · Forecast updated Aug 8, 2026, 08:55 UTC
Current Sea Temperature
29.0°C
84.2°F
Very warm water
Versus this month's average
Close to average
The August average in our archive is 29.0°C (84.2°F).
Recent trend
Holding fairly steady
Seven-day average: 29.0°C, versus 29.3°C in the prior seven days.
What to wear
Very warm water
Swimwear is usually enough; a rash guard adds sun protection.
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 Surin Islands, monthly averages range from about 29.0°C (84.2°F) in August to 29.5°C (85.1°F) in June.
Over the past 30 days, the average sea temperature in Surin Islands has been 29.3°C.
Monthly Water Temperature Averages
| Month | Min | Average | Max |
|---|---|---|---|
| June | 29.0°C / 84.2°F | 29.5°C / 85.1°F | 30.4°C / 86.7°F |
| July | 28.9°C / 84.0°F | 29.3°C / 84.8°F | 29.7°C / 85.5°F |
| August | 28.9°C / 84.0°F | 29.0°C / 84.2°F | 29.4°C / 84.9°F |
Profile calculated from 1649 hourly forecast records across 3 monthly periods. This is a growing archive, not a long-term climate normal.
About the water at Surin Islands
Remote Andaman islands with some of Thailand's best shallow coral gardens.
- Area
- Phang Nga
Surin Islands Water Temperature: Common Questions
What is the sea temperature in Surin Islands today?
The current sea surface temperature in Surin Islands is 29.0°C. Over the last 30 days, the average has been 29.3°C.
When is the water warmest in Surin Islands?
The warmest monthly average in the Surin Islands archive is June, at around 29.5°C (85.1°F).
When is the water coldest in Surin Islands?
The coldest monthly average in the archive is August, at around 29.0°C (84.2°F).
Can you swim in Surin Islands today?
At 29.0°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 Surin Islands.
View Snorkel Forecast →