Finistère, France
Celtic Sea48.67°N, 3.91°WStation FR-FIN-PLA

Plage du Kelenn Sea Water Temperature

A temperate beach on the Celtic Sea, warmest around August at about 16.3°C. Today's reading, 7-day forecast, and monthly averages below.

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Water Temperature NowBuoy & Sentinel-3 SST

Plage du Kelenn water temperature

16
60.8°FCool / Refreshing (16°C – 20°C)

Invigorating and crisp. Tolerable for active swimming, but chilly for prolonged casual bathing.

+0°vs Sep avgCeltic Sea48.67°N, 3.91°W
Activity Index:SwimmingSnorkelingSurfingTypical conditions
Marine Atmosphere Grid Live Marine Feed
Coastal Air
18°C
63.5°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
16°C
60.8°F
Waves: 1m
Refreshing
ThuOct 1
16.3°C
61.3°F
Waves: 0.9m
Refreshing
FriOct 2
16.4°C
61.5°F
Waves: 0.7m
Refreshing
SatOct 3
16.3°C
61.3°F
Waves: 0.6m
Refreshing
SunOct 4
16°C
60.8°F
Waves: 0.7m
Refreshing
MonOct 5
15.7°C
60.3°F
Waves: 0.9m
Very Cold
TueOct 6
15.6°C
60.1°F
Waves: 1m
Very Cold
Forecast cooling trend: -0.4°C over 7 days at Plage du Kelenn.
Confidence: High

Plage du Kelenn Monthly Water Temperature Averages

Historical monthly climatology. The warmest water in Plage du Kelenn occurs inJuly, August, September, October — peaking at16.3°C (61.3°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
12
May
14
Jun
16
Jul
16
Aug
Current
16
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°C12.3°CVery Cold (< 16°C)
February9.1°C10.3°C11.4°CVery Cold (< 16°C)
March9.1°C10.1°C11.4°CVery Cold (< 16°C)
April9.2°C10.7°C11.9°CVery Cold (< 16°C)
May10.6°C12.1°C14°CVery Cold (< 16°C)
June12.1°C13.8°C15.3°CVery Cold (< 16°C)
July13.6°C15.5°C17.7°CVery Cold (< 16°C)
August15.3°C16.3°C18°CCool / Refreshing (16°C – 20°C)
SeptemberCurrent15°C16°C17.4°CCool / Refreshing (16°C – 20°C)
October13.8°C15.1°C16.1°CVery Cold (< 16°C)
November11.4°C13.6°C14.6°CVery Cold (< 16°C)
December11.1°C12.3°C13.5°CVery Cold (< 16°C)

Swimming FAQs for Plage du Kelenn

Is the sea warm enough to swim in Plage du Kelenn today?

Typical sea surface temperature in Plage du Kelenn this time of year is 16°C (60.8°F) — classified as Cool / Refreshing (16°C – 20°C). Invigorating and crisp. Tolerable for active swimming, but chilly for prolonged casual bathing. Live readings load automatically.

What are the warmest months for swimming in Plage du Kelenn?

The highest water temperatures in Plage du Kelenn typically occur duringJuly, August, September, October, when monthly averages reach peak seasonal levels.

What is the typical water temperature in Plage du Kelenn in September?

Historically in September, water temperatures in Plage du Kelenn average around16°C (60.8°F), fluctuating between a recorded minimum of 15°C and a maximum of 17.4°C.

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Plage du Kelenn Coastal Zone Map

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