Finistère, France
Celtic Sea48.36°N, 4.55°WStation FR-FIN-PLA

Plage de Sainte-Anne-du-Portzic Sea Water Temperature

A temperate beach on the Celtic Sea, warmest around August at about 15.6°C. Today's reading, 7-day forecast, and monthly averages below.

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Water Temperature NowBuoy & Sentinel-3 SST

Plage de Sainte-Anne-du-Portzic water temperature

15.3
59.5°FVery Cold (< 16°C)

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

+0°vs Sep avgCeltic Sea48.36°N, 4.55°W
Activity Index:SwimmingSnorkelingSurfingTypical conditions
Marine Atmosphere Grid Live Marine Feed
Coastal Air
17°C
62.2°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
15.3°C
59.5°F
Waves: 1m
Very Cold
ThuOct 1
15.6°C
60.1°F
Waves: 0.9m
Very Cold
FriOct 2
15.7°C
60.3°F
Waves: 0.7m
Very Cold
SatOct 3
15.6°C
60.1°F
Waves: 0.6m
Very Cold
SunOct 4
15.3°C
59.5°F
Waves: 0.7m
Very Cold
MonOct 5
15°C
59°F
Waves: 0.9m
Very Cold
TueOct 6
14.9°C
58.8°F
Waves: 1m
Very Cold
Forecast cooling trend: -0.4°C over 7 days at Plage de Sainte-Anne-du-Portzic.
Confidence: High

Plage de Sainte-Anne-du-Portzic Monthly Water Temperature Averages

Historical monthly climatology. The warmest water in Plage de Sainte-Anne-du-Portzic occurs inJuly, August, September, October — peaking at15.6°C (60.1°F) in August.

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

Hover a bar for details
Current month Comfortable (20–24°C) Warm (24°C+) Cool (<20°C)
11
Jan
10
Feb
10
Mar
11
Apr
13
May
14
Jun
15
Jul
16
Aug
Current
15
Sep
15
Oct
14
Nov
12
Dec
Full 12-month data table — min / avg / max & swimming comfort
MonthMin Water TempAverage Water TempMax Water TempSwimming Comfort
January9.6°C11°C12.9°CVery Cold (< 16°C)
February8.4°C10.4°C11.2°CVery Cold (< 16°C)
March8.9°C10.3°C11.4°CVery Cold (< 16°C)
April10.1°C11.1°C12.7°CVery Cold (< 16°C)
May10.9°C12.7°C14.7°CVery Cold (< 16°C)
June13°C14.1°C15.6°CVery Cold (< 16°C)
July13.6°C15.3°C17.5°CVery Cold (< 16°C)
August13.8°C15.6°C17.8°CVery Cold (< 16°C)
SeptemberCurrent13.4°C15.3°C16.7°CVery Cold (< 16°C)
October13.5°C14.6°C16.8°CVery Cold (< 16°C)
November12.3°C13.7°C15.3°CVery Cold (< 16°C)
December11°C12.3°C13.5°CVery Cold (< 16°C)

Swimming FAQs for Plage de Sainte-Anne-du-Portzic

Is the sea warm enough to swim in Plage de Sainte-Anne-du-Portzic today?

Typical sea surface temperature in Plage de Sainte-Anne-du-Portzic this time of year is 15.3°C (59.5°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 Plage de Sainte-Anne-du-Portzic?

The highest water temperatures in Plage de Sainte-Anne-du-Portzic typically occur duringJuly, August, September, October, when monthly averages reach peak seasonal levels.

What is the typical water temperature in Plage de Sainte-Anne-du-Portzic in September?

Historically in September, water temperatures in Plage de Sainte-Anne-du-Portzic average around15.3°C (59.5°F), fluctuating between a recorded minimum of 13.4°C and a maximum of 16.7°C.

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Plage de Sainte-Anne-du-Portzic Coastal Zone Map

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