Trikuṇāmalaya, Sri Lanka
Gulf of Mannar8.70°N, 81.19°EStation SR-TRI-NIL

Nilaveli Beach Sea Water Temperature

A tropical beach on the Gulf of Mannar, warmest around May at about 30°C. Today's reading, 7-day forecast, and monthly averages below.

Live readings · auto-updating
Water Temperature NowBuoy & Sentinel-3 SST

Nilaveli Beach water temperature

29
84.2°FTropical Warm (> 28°C)

Very warm bath-like water. Zero chill, exceptional for relaxation and snorkeling.

+0°vs Sep avgGulf of Mannar8.70°N, 81.19°E
Activity Index:SwimmingSnorkelingSurfingTypical conditions
Marine Atmosphere Grid Live Marine Feed
Coastal Air
31°C
86.9°F onshore
Wind Speed
12 km/h
Surface wind
Wave Height
0.8 m
Slight shore chop
Swell
0.6 m
Deep water swell
Wave Period
6 s
Peak interval
UV Index
—
Daily maximum
Sunrise
—
First morning light
Sunset
—
Golden hour close

7-Day Water Temperature Forecast

Open-Meteo ocean model
Today
WedSep 30
29°C
84.2°F
Waves: 1m
Tropical
ThuOct 1
29.3°C
84.7°F
Waves: 0.9m
Tropical
FriOct 2
29.4°C
84.9°F
Waves: 0.7m
Tropical
SatOct 3
29.3°C
84.7°F
Waves: 0.6m
Tropical
SunOct 4
29°C
84.2°F
Waves: 0.7m
Tropical
MonOct 5
28.7°C
83.7°F
Waves: 0.9m
Tropical
TueOct 6
28.6°C
83.5°F
Waves: 1m
Tropical
Forecast cooling trend: -0.4°C over 7 days at Nilaveli Beach.
Confidence: High

Nilaveli Beach Monthly Water Temperature Averages

Historical monthly climatology. The warmest water in Nilaveli Beach occurs inJanuary, February, March, April, May, June, July, August, September, October, November, December — peaking at30°C (86°F) in May.

Year-Round Water Temperature Curve (°C / °F)

Hover a bar for details
Current month Comfortable (20–24°C) Warm (24°C+) Cool (<20°C)
27
Jan
28
Feb
29
Mar
30
Apr
30
May
30
Jun
29
Jul
29
Aug
Current
29
Sep
29
Oct
29
Nov
28
Dec
Full 12-month data table — min / avg / max & swimming comfort
MonthMin Water TempAverage Water TempMax Water TempSwimming Comfort
January24.7°C26.9°C28.3°CWarm & Ideal (24°C – 28°C)
February26.7°C27.6°C28.4°CWarm & Ideal (24°C – 28°C)
March27.6°C28.7°C29.7°CTropical Warm (> 28°C)
April28.6°C29.9°C31.3°CTropical Warm (> 28°C)
May28.4°C30°C31.4°CTropical Warm (> 28°C)
June28.8°C29.5°C30.3°CTropical Warm (> 28°C)
July27.6°C29.1°C29.9°CTropical Warm (> 28°C)
August26.6°C28.5°C29.6°CTropical Warm (> 28°C)
SeptemberCurrent27.9°C29°C30.1°CTropical Warm (> 28°C)
October28.2°C29°C29.9°CTropical Warm (> 28°C)
November27.7°C28.6°C30.2°CTropical Warm (> 28°C)
December26.4°C27.5°C28.8°CWarm & Ideal (24°C – 28°C)

Swimming FAQs for Nilaveli Beach

Is the sea warm enough to swim in Nilaveli Beach today?

Typical sea surface temperature in Nilaveli Beach this time of year is 29°C (84.2°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 Nilaveli Beach?

The highest water temperatures in Nilaveli Beach 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 Nilaveli Beach in September?

Historically in September, water temperatures in Nilaveli Beach average around29°C (84.2°F), fluctuating between a recorded minimum of 27.9°C and a maximum of 30.1°C.

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