Siquijor Sea Temperature
Updated Sat 17:51 (Asia/Manila)
Philippines · Forecast updated Sep 5, 2026, 17:51 UTC
Current Sea Temperature
29.8°C
85.6°F
Very warm water
Versus this month's average
Close to average
The September average in our archive is 29.8°C (85.7°F).
Recent trend
Holding fairly steady
Seven-day average: 29.8°C, versus 29.9°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 Siquijor, monthly averages range from about 29.8°C (85.7°F) in September to 30.5°C (86.9°F) in June.
Over the past 30 days, the average sea temperature in Siquijor has been 29.8°C.
Monthly Water Temperature Averages
Northern Hemisphere. Summer is generally June–August; winter is December–February.
| Month | Min | Average | Max |
|---|---|---|---|
| June | 30.0°C / 86.0°F | 30.5°C / 86.9°F | 31.5°C / 88.7°F |
| July | 29.6°C / 85.3°F | 30.2°C / 86.4°F | 31.1°C / 88.0°F |
| August | 29.6°C / 85.3°F | 29.9°C / 85.8°F | 30.4°C / 86.7°F |
| September | 29.7°C / 85.5°F | 29.8°C / 85.7°F | 30.0°C / 86.0°F |
Profile calculated from 2328 hourly forecast records across 4 monthly periods. This is a growing archive, not a long-term climate normal.
About the water at Siquijor
Quiet island ringed by marine sanctuaries and clear coral shallows.
- Area
- Siquijor
Siquijor Water Temperature: Common Questions
What is the sea temperature in Siquijor today?
The current sea surface temperature in Siquijor is 29.8°C. Over the last 30 days, the average has been 29.8°C.
When is the water warmest in Siquijor?
The warmest monthly average in the Siquijor archive is June, at around 30.5°C (86.9°F).
When is the water coldest in Siquijor?
The coldest monthly average in the archive is September, at around 29.8°C (85.7°F).
Can you swim in Siquijor today?
At 29.8°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 Siquijor.
View Snorkel Forecast →