Koh Kradan Sea Temperature
Updated Sat 08:23 (Asia/Bangkok)
Thailand · Forecast updated Aug 8, 2026, 08:23 UTC
Current Sea Temperature
31.2°C
88.2°F
Very warm water
Versus this month's average
Close to average
The August average in our archive is 31.0°C (87.8°F).
Recent trend
Warming by 0.3°C
Seven-day average: 30.9°C, versus 30.6°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 Koh Kradan, monthly averages range from about 30.7°C (87.3°F) in June to 31.0°C (87.8°F) in August.
Over the past 30 days, the average sea temperature in Koh Kradan has been 30.8°C.
Monthly Water Temperature Averages
| Month | Min | Average | Max |
|---|---|---|---|
| June | 29.8°C / 85.6°F | 30.7°C / 87.3°F | 31.5°C / 88.7°F |
| July | 30.2°C / 86.4°F | 30.7°C / 87.3°F | 31.4°C / 88.5°F |
| August | 30.6°C / 87.1°F | 31.0°C / 87.8°F | 31.5°C / 88.7°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 Koh Kradan
Andaman island with a long fringing reef snorkelable straight off the sand.
- Area
- Trang
Koh Kradan Water Temperature: Common Questions
What is the sea temperature in Koh Kradan today?
The current sea surface temperature in Koh Kradan is 31.2°C. Over the last 30 days, the average has been 30.8°C.
When is the water warmest in Koh Kradan?
The warmest monthly average in the Koh Kradan archive is August, at around 31.0°C (87.8°F).
When is the water coldest in Koh Kradan?
The coldest monthly average in the archive is June, at around 30.7°C (87.3°F).
Can you swim in Koh Kradan today?
At 31.2°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 Koh Kradan.
View Snorkel Forecast →