Coast and Sea

Marine Observations weather

Marine observations - Brittany

  • Location 47.55, -8.47
  • Sunrise:
    Sunset:
  • Sunrise:
    Sunset:
  • Sunrise:
    Sunset:

Monday (17 August 2026)

08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00
Temperature
19.9° Celsius
20.3° Celsius
22.2° Celsius
20.4° Celsius
20.7° Celsius
20.7° Celsius
20.9° Celsius
21.1° Celsius
21.3° Celsius
21.4° Celsius
21.2° Celsius
20.0° Celsius
19.9° Celsius
20.4° Celsius
19.8° Celsius
19.1° Celsius
Wind Direction and speed
NNW 8
N 5
N 1
W 3
W 6
W 5
W 8
W 8
WSW 8
W 11
W 10
NNW 10
NNW 12
WNW 11
WNW 9
WNW 7
Humidity 82% 79% 72% 79% 80% 82% 84% 82% 82% 86% 89% 96% 98% 91% 91% 97%
Pressure 1022 hectopascals 1022 hectopascals 1023 hectopascals 1023 hectopascals 1023 hectopascals 1023 hectopascals 1023 hectopascals 1023 hectopascals 1022 hectopascals 1022 hectopascals 1022 hectopascals 1022 hectopascals 1022 hectopascals 1022 hectopascals 1022 hectopascals 1021 hectopascals
Dew point temperature 16.7° Celsius 16.6° Celsius 16.9° Celsius 16.7° Celsius 17.1° Celsius 17.6° Celsius 18.1° Celsius 17.9° Celsius 18.1° Celsius 19.0° Celsius 19.3° Celsius 19.4° Celsius 19.5° Celsius 18.9° Celsius 18.2° Celsius 18.6° Celsius
Sea Temperature 21° Celsius 21° Celsius 21° Celsius 21° Celsius 22° Celsius 22° Celsius 22° Celsius 22° Celsius 22° Celsius 22° Celsius 22° Celsius 22° Celsius 22° Celsius 22° Celsius 21° Celsius 21° Celsius
Wave Height 0.7 metres 0.6 metres 0.6 metres 0.6 metres 0.6 metres 0.5 metres 0.7 metres 0.8 metres 0.7 metres 0.8 metres 0.8 metres 0.8 metres 0.8 metres 0.6 metres 0.6 metres 0.6 metres
Wave period 5 seconds 4 seconds 5 seconds 5 seconds 5 seconds 5 seconds 6 seconds 6 seconds 5 seconds 5 seconds 5 seconds 5 seconds 5 seconds 4 seconds 4 seconds 4 seconds

Tuesday (18 August 2026)

00:00 01:00 02:00 03:00 04:00 05:00 06:00 07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00
Temperature
19.8° Celsius
20.2° Celsius
20.0° Celsius
20.1° Celsius
20.0° Celsius
19.9° Celsius
20.1° Celsius
20.2° Celsius
20.3° Celsius
20.6° Celsius
20.7° Celsius
20.6° Celsius
20.7° Celsius
20.9° Celsius
20.9° Celsius
21.1° Celsius
21.3° Celsius
21.5° Celsius
21.4° Celsius
21.4° Celsius
21.4° Celsius
21.5° Celsius
21.4° Celsius
21.2° Celsius
Wind Direction and speed
WNW 9
NW 12
NW 10
NW 11
WNW 10
W 9
W 10
WNW 10
W 11
W 11
W 11
W 11
W 11
W 11
W 9
WSW 9
W 10
WSW 12
WSW 12
WSW 12
WSW 13
WSW 13
W 14
WSW 16
Humidity 89% 83% 81% 82% 84% 85% 87% 87% 88% 88% 89% 93% 96% 97% 99% 98% 97% 96% 96% 96% 96% 96% 92% 94%
Pressure 1022 hectopascals 1022 hectopascals 1021 hectopascals 1021 hectopascals 1021 hectopascals 1020 hectopascals 1020 hectopascals 1020 hectopascals 1020 hectopascals 1020 hectopascals 1020 hectopascals 1020 hectopascals 1020 hectopascals 1019 hectopascals 1019 hectopascals 1018 hectopascals 1018 hectopascals 1017 hectopascals 1016 hectopascals 1016 hectopascals 1016 hectopascals 1016 hectopascals 1015 hectopascals 1014 hectopascals
Dew point temperature 17.9° Celsius 17.3° Celsius 16.6° Celsius 16.9° Celsius 17.3° Celsius 17.3° Celsius 17.8° Celsius 17.9° Celsius 18.2° Celsius 18.6° Celsius 18.8° Celsius 19.5° Celsius 20.0° Celsius 20.4° Celsius 20.7° Celsius 20.8° Celsius 20.8° Celsius 20.8° Celsius 20.8° Celsius 20.8° Celsius 20.8° Celsius 20.9° Celsius 20.1° Celsius 20.2° Celsius
Sea Temperature 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius
Wave Height 0.8 metres 0.6 metres 0.7 metres 0.7 metres 0.8 metres 0.7 metres 0.7 metres 0.8 metres 0.6 metres 0.7 metres 0.6 metres 0.6 metres 0.7 metres 0.6 metres 0.7 metres 0.6 metres 0.8 metres 0.9 metres 0.9 metres 0.9 metres 1.0 metres 0.8 metres 0.8 metres 0.8 metres
Wave period 4 seconds 5 seconds 4 seconds 4 seconds 5 seconds 4 seconds 4 seconds 5 seconds 4 seconds 4 seconds 4 seconds 4 seconds 4 seconds 4 seconds 4 seconds 4 seconds 5 seconds 5 seconds 5 seconds 5 seconds 5 seconds 4 seconds 4 seconds 4 seconds

Wednesday (19 August 2026)

00:00 01:00 02:00 03:00 04:00 05:00 06:00 07:00
Temperature
21.2° Celsius
20.9° Celsius
20.7° Celsius
21.1° Celsius
21.4° Celsius
20.9° Celsius
19.5° Celsius
19.2° Celsius
Wind Direction and speed
WSW 18
WSW 19
WSW 23
WSW 21
WSW 21
WSW 21
NNW 21
NNW 21
Humidity 93% 96% 96% 93% 91% 98% 88% 86%
Pressure 1014 hectopascals 1013 hectopascals 1012 hectopascals 1011 hectopascals 1011 hectopascals 1010 hectopascals 1011 hectopascals 1012 hectopascals
Dew point temperature 20.1° Celsius 20.2° Celsius 20.1° Celsius 20.0° Celsius 19.9° Celsius 20.5° Celsius 17.5° Celsius 16.8° Celsius
Sea Temperature 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius 21° Celsius
Wave Height 0.8 metres 1.2 metres 1.4 metres 1.6 metres 1.7 metres 1.6 metres 1.8 metres 1.7 metres
Wave period 4 seconds 4 seconds 4 seconds 5 seconds 5 seconds 5 seconds 5 seconds 5 seconds

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