Unawatuna Sea Water Temperature
A tropical beach on the Gulf of Mannar, warmest around April at about 29.6°C. Today's reading, 7-day forecast, and monthly averages below.
Unawatuna water temperature
Very warm bath-like water. Zero chill, exceptional for relaxation and snorkeling.
7-Day Water Temperature Forecast
Unawatuna Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in Unawatuna occurs inJanuary, February, March, April, May, June, July, August, September, October, November, December — peaking at29.6°C (85.3°F) in April.
Year-Round Water Temperature Curve (°C / °F)
Hover a bar for detailsFull 12-month data table — min / avg / max & swimming comfort
| Month | Min Water Temp | Average Water Temp | Max Water Temp | Swimming Comfort |
|---|---|---|---|---|
| January | 26.2°C | 27.8°C | 29.4°C | Warm & Ideal (24°C – 28°C) |
| February | 26.9°C | 28.4°C | 29.3°C | Tropical Warm (> 28°C) |
| March | 26.9°C | 29.1°C | 31.1°C | Tropical Warm (> 28°C) |
| April | 27.7°C | 29.6°C | 31°C | Tropical Warm (> 28°C) |
| May | 27.1°C | 29°C | 30.7°C | Tropical Warm (> 28°C) |
| June | 27.1°C | 28.3°C | 29.6°C | Tropical Warm (> 28°C) |
| July | 26°C | 27.8°C | 29.2°C | Warm & Ideal (24°C – 28°C) |
| August | 26°C | 27.7°C | 29.2°C | Warm & Ideal (24°C – 28°C) |
| SeptemberCurrent | 26.4°C | 28.1°C | 30.2°C | Tropical Warm (> 28°C) |
| October | 27.2°C | 28.4°C | 29.1°C | Tropical Warm (> 28°C) |
| November | 25.9°C | 28.7°C | 29.6°C | Tropical Warm (> 28°C) |
| December | 26.8°C | 28.2°C | 29.2°C | Tropical Warm (> 28°C) |
Swimming FAQs for Unawatuna
Is the sea warm enough to swim in Unawatuna today?
Typical sea surface temperature in Unawatuna this time of year is 28.1°C (82.6°F) — classified as Tropical Warm (> 28°C). Very warm bath-like water. Zero chill, exceptional for relaxation and snorkeling. Live readings load automatically.
What are the warmest months for swimming in Unawatuna?
The highest water temperatures in Unawatuna typically occur duringJanuary, February, March, April, May, June, July, August, September, October, November, December, when monthly averages reach peak seasonal levels.
What is the typical water temperature in Unawatuna in September?
Historically in September, water temperatures in Unawatuna average around28.1°C (82.6°F), fluctuating between a recorded minimum of 26.4°C and a maximum of 30.2°C.