Côtes-d'Armor, France
Celtic Sea48.58°N, 2.57°WStation FR-COT-LAM

La Mine d'Or Sea Water Temperature

A temperate beach on the Celtic Sea, warmest around August at about 17.9°C. Today's reading, 7-day forecast, and monthly averages below.

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

La Mine d'Or water temperature

17.9
64.2°FCool / Refreshing (16°C – 20°C)

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

+0°vs Sep avgCeltic Sea48.58°N, 2.57°W
Activity Index:SwimmingSnorkelingSurfingTypical conditions
Marine Atmosphere Grid Live Marine Feed
Coastal Air
19°C
66.9°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
17.9°C
64.2°F
Waves: 1m
Refreshing
ThuOct 1
18.2°C
64.8°F
Waves: 0.9m
Refreshing
FriOct 2
18.3°C
64.9°F
Waves: 0.7m
Refreshing
SatOct 3
18.2°C
64.8°F
Waves: 0.6m
Refreshing
SunOct 4
17.9°C
64.2°F
Waves: 0.7m
Refreshing
MonOct 5
17.6°C
63.7°F
Waves: 0.9m
Refreshing
TueOct 6
17.5°C
63.5°F
Waves: 1m
Refreshing
Forecast cooling trend: -0.4°C over 7 days at La Mine d'Or.
Confidence: High

La Mine d'Or Monthly Water Temperature Averages

Historical monthly climatology. The warmest water in La Mine d'Or occurs inJuly, August, September, October — peaking at17.9°C (64.2°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)
10
Jan
9
Feb
9
Mar
10
Apr
12
May
14
Jun
17
Jul
18
Aug
Current
18
Sep
17
Oct
14
Nov
12
Dec
Full 12-month data table — min / avg / max & swimming comfort
MonthMin Water TempAverage Water TempMax Water TempSwimming Comfort
January8.5°C10°C11.7°CVery Cold (< 16°C)
February7.8°C9.1°C10.3°CVery Cold (< 16°C)
March7.5°C9°C9.9°CVery Cold (< 16°C)
April8.7°C10.1°C12°CVery Cold (< 16°C)
May10.6°C12.1°C14.3°CVery Cold (< 16°C)
June12.5°C14.4°C16.9°CVery Cold (< 16°C)
July14.8°C16.5°C18.1°CCool / Refreshing (16°C – 20°C)
August15.9°C17.9°C19.7°CCool / Refreshing (16°C – 20°C)
SeptemberCurrent16.8°C17.9°C20°CCool / Refreshing (16°C – 20°C)
October14.7°C16.6°C18.5°CCool / Refreshing (16°C – 20°C)
November11.6°C14°C16.2°CVery Cold (< 16°C)
December10.1°C11.7°C13.7°CVery Cold (< 16°C)

Swimming FAQs for La Mine d'Or

Is the sea warm enough to swim in La Mine d'Or today?

Typical sea surface temperature in La Mine d'Or this time of year is 17.9°C (64.2°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 La Mine d'Or?

The highest water temperatures in La Mine d'Or typically occur duringJuly, August, September, October, when monthly averages reach peak seasonal levels.

What is the typical water temperature in La Mine d'Or in September?

Historically in September, water temperatures in La Mine d'Or average around17.9°C (64.2°F), fluctuating between a recorded minimum of 16.8°C and a maximum of 20°C.

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La Mine d'Or Coastal Zone Map

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