South Australia, Australia
Coastal Waters35.89°S, 136.55°EStation AU-SOU-WES

West Bay Sea Water Temperature

A temperate beach on the Coastal Waters, warmest around February at about 18.9°C. Today's reading, 7-day forecast, and monthly averages below.

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

West Bay water temperature

15.1
59.2°FVery Cold (< 16°C)

Wetsuit strongly recommended. Sudden entry may cause cold shock. Suitable only for brief, brisk plunges.

+0°vs Sep avgCoastal Waters35.89°S, 136.55°E
Activity Index:SwimmingSnorkelingSurfingTypical conditions
Marine Atmosphere Grid Live Marine Feed
Coastal Air
17°C
61.9°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
15.1°C
59.2°F
Waves: 1m
Very Cold
ThuOct 1
15.4°C
59.7°F
Waves: 0.9m
Very Cold
FriOct 2
15.5°C
59.9°F
Waves: 0.7m
Very Cold
SatOct 3
15.4°C
59.7°F
Waves: 0.6m
Very Cold
SunOct 4
15.1°C
59.2°F
Waves: 0.7m
Very Cold
MonOct 5
14.8°C
58.6°F
Waves: 0.9m
Very Cold
TueOct 6
14.7°C
58.5°F
Waves: 1m
Very Cold
Forecast cooling trend: -0.4°C over 7 days at West Bay.
Confidence: High

West Bay Monthly Water Temperature Averages

Historical monthly climatology. The warmest water in West Bay occurs inJanuary, February, March, April — peaking at18.9°C (66°F) in February.

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

Hover a bar for details
Current month Comfortable (20–24°C) Warm (24°C+) Cool (<20°C)
18
Jan
19
Feb
18
Mar
18
Apr
18
May
17
Jun
16
Jul
16
Aug
Current
15
Sep
15
Oct
16
Nov
17
Dec
Full 12-month data table — min / avg / max & swimming comfort
MonthMin Water TempAverage Water TempMax Water TempSwimming Comfort
January16.6°C18.3°C20.9°CCool / Refreshing (16°C – 20°C)
February17.7°C18.9°C20.5°CCool / Refreshing (16°C – 20°C)
March17.3°C18.4°C19.9°CCool / Refreshing (16°C – 20°C)
April16.6°C18°C19.2°CCool / Refreshing (16°C – 20°C)
May16.6°C17.7°C19.1°CCool / Refreshing (16°C – 20°C)
June16.1°C17.2°C18.5°CCool / Refreshing (16°C – 20°C)
July14.9°C16.3°C17.2°CCool / Refreshing (16°C – 20°C)
August14.6°C15.5°C16.7°CVery Cold (< 16°C)
SeptemberCurrent14.5°C15.1°C16.1°CVery Cold (< 16°C)
October13.9°C15.2°C16.5°CVery Cold (< 16°C)
November14.6°C16°C17.7°CCool / Refreshing (16°C – 20°C)
December15.8°C17.2°C18.9°CCool / Refreshing (16°C – 20°C)

Swimming FAQs for West Bay

Is the sea warm enough to swim in West Bay today?

Typical sea surface temperature in West Bay this time of year is 15.1°C (59.2°F) — classified as Very Cold (< 16°C). Wetsuit strongly recommended. Sudden entry may cause cold shock. Suitable only for brief, brisk plunges. Live readings load automatically.

What are the warmest months for swimming in West Bay?

The highest water temperatures in West Bay typically occur duringJanuary, February, March, April, when monthly averages reach peak seasonal levels.

What is the typical water temperature in West Bay in September?

Historically in September, water temperatures in West Bay average around15.1°C (59.2°F), fluctuating between a recorded minimum of 14.5°C and a maximum of 16.1°C.

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West Bay Coastal Zone Map

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