Sea weather in Saint-Briac-sur-Mer in Brittany All the beach weather in Saint-Briac-sur-Mer
All the essential weather information for enjoying the beach in Saint-Briac-sur-Mer in Brittany, for swimming, tanning or water sports! Our sea weather data is reliable, easy to read and updated every day.
Weather: When should you go to the beach in Saint-Briac-sur-Mer over the next 7 days?
Discover the best moment to go to the beach in Saint-Briac-sur-Mer in Brittany this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Saint-Briac-sur-Mer. You can see full forecasts by clicking on the day you want to see in the table below.
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Friday 5 December 2025 | 43°F to 56°F | 16.8mph | not recommended | all the sea weather |
| Saturday 6 December 2025 | 50°F to 54°F | 17.4mph | discouraged | all the sea weather |
| Sunday 7 December 2025 | 52°F to 58°F | 8.1mph | discouraged | all the sea weather |
| Monday 8 December 2025 | 54°F to 58°F | 21.8mph | not recommended | all the sea weather |
| Tuesday 9 December 2025 | 56°F to 59°F | 24.2mph | not recommended | all the sea weather |
| Wednesday 10 December 2025 | 45°F to 58°F | 11.2mph | discouraged | all the sea weather |
| Thursday 11 December 2025 | 47°F to 50°F | 13.1mph | discouraged | all the sea weather |
Sea Weather: Your daily and hourly sea weather in Saint-Briac-sur-Mer
Sea weather on Friday 5 December 2025
On Friday 5 December 2025, the sun will rise at 08:44 and will set at 17:13 on the beach(es) of Saint-Briac-sur-Mer. The outside temperature will be a high of 56°F t and a low of 43°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 28mph km/h (with gusts up to 28mph). Wave height will be up to 3.9ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition |  | |  | |  | |  | |
| Outside temperature | 7°C (44°F) | 6°C (43°F) | 6°C (43°F) | 6°C (43°F) | 8°C (47°F) | 8°C (46°F) | 11°C (52°F) | 11°C (52°F) |
| Perceived temperature | 4°C (39°F) | 3°C (38°F) | 3°C (38°F) | 3°C (37°F) | 4°C (39°F) | 3°C (37°F) | 7°C (45°F) | 8°C (47°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 76% | 75% | 72% | 72% | 72% | 90% | 94% | 84% |
| Barometric pressure | 1007 hPa | 1008 hPa | 1009 hPa | 1009 hPa | 1008 hPa | 1002 hPa | 999 hPa | 1000 hPa |
| Cloud cover | 89% | 85% | 36% | 100% | 95% | 100% | 100% | 72% |
| Heat index | 7°C (44°F) | 6°C (43°F) | 6°C (43°F) | 6°C (43°F) | 8°C (47°F) | 8°C (46°F) | 11°C (52°F) | 11°C (52°F) |
| Dew point | 3°C (37°F) | 2°C (36°F) | 2°C (35°F) | 2°C (35°F) | 3°C (38°F) | 6°C (43°F) | 10°C (50°F) | 8°C (47°F) |
| Wind | ||||||||
| Speed | 16km/h (10mph) | 15km/h (9mph) | 17km/h (10mph) | 19km/h (12mph) | 30km/h (19mph) | 45km/h (28mph) | 42km/h (26mph) | 27km/h (17mph) |
| Gusts | 30km/h (18mph) | 29km/h (18mph) | 33km/h (21mph) | 36km/h (22mph) | 44km/h (27mph) | 45km/h (28mph) | 43km/h (27mph) | 30km/h (19mph) |
| Direction | 283° WNW | 259° WSW | 232° SW | 189° S | 172° S | 158° SSE | 185° S | 226° SW |
| Wind chill | 4°C (39°F) | 3°C (38°F) | 3°C (38°F) | 3°C (37°F) | 4°C (39°F) | 3°C (37°F) | 7°C (45°F) | 8°C (47°F) |
| Waves | ||||||||
| Height | 1.0m (3.1ft) | 0.8m (2.8ft) | 0.8m (2.5ft) | 0.7m (2.4ft) | 0.8m (2.6ft) | 0.8m (2.8ft) | 1.2m (3.9ft) | 0.7m (2.4ft) |
| Direction | 310° NW | 311° NW | 312° NW | 312° NW | 312° NW | 313° NW | 172° S | 314° NW |
| Period | 12.5 sec. | 13.4 sec. | 14.3 sec. | 14.6 sec. | 14.9 sec. | 15.8 sec. | 15.5 sec. | 15.3 sec. |
| Significant height | 1.0m (3.3ft) | 0.9m (3ft) | 1.0m (3.3ft) | 1.1m (3.6ft) | 1.4m (4.6ft) | 1.9m (6.2ft) | 2.3m (7.5ft) | 1.0m (3.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) |
Sea weather on Saturday 6 December 2025
On Saturday 6 December 2025, the sun will rise at 08:45 and will set at 17:13 on the beach(es) of Saint-Briac-sur-Mer. The outside temperature will be a high of 54°F t and a low of 50°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 23.6mph km/h (with gusts up to 31.1mph). Wave height will be up to 4.9ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | |  | |  | | |
| Outside temperature | 11°C (51°F) | 11°C (51°F) | 11°C (51°F) | 10°C (51°F) | 12°C (53°F) | 12°C (53°F) | 11°C (52°F) | 11°C (51°F) |
| Perceived temperature | 7°C (45°F) | 7°C (45°F) | 7°C (44°F) | 7°C (44°F) | 8°C (47°F) | 9°C (48°F) | 8°C (46°F) | 8°C (46°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 83% | 78% | 76% | 76% | 71% | 72% | 77% | 84% |
| Barometric pressure | 1001 hPa | 1001 hPa | 1002 hPa | 1004 hPa | 1006 hPa | 1007 hPa | 1008 hPa | 1010 hPa |
| Cloud cover | 100% | 85% | 26% | 46% | 35% | 70% | 100% | 100% |
| Heat index | 11°C (51°F) | 11°C (51°F) | 11°C (51°F) | 10°C (51°F) | 12°C (53°F) | 12°C (53°F) | 11°C (52°F) | 11°C (51°F) |
| Dew point | 8°C (46°F) | 7°C (44°F) | 6°C (44°F) | 6°C (43°F) | 6°C (44°F) | 7°C (45°F) | 7°C (45°F) | 8°C (47°F) |
| Wind | ||||||||
| Speed | 32km/h (20mph) | 35km/h (22mph) | 38km/h (24mph) | 37km/h (23mph) | 37km/h (23mph) | 32km/h (20mph) | 26km/h (16mph) | 28km/h (17mph) |
| Gusts | 32km/h (20mph) | 41km/h (25mph) | 40km/h (25mph) | 38km/h (24mph) | 40km/h (25mph) | 50km/h (31mph) | 44km/h (27mph) | 45km/h (28mph) |
| Direction | 226° SW | 231° SW | 243° WSW | 241° WSW | 247° WSW | 253° WSW | 236° WSW | 224° SW |
| Wind chill | 7°C (45°F) | 7°C (45°F) | 7°C (44°F) | 7°C (44°F) | 8°C (47°F) | 9°C (48°F) | 8°C (46°F) | 8°C (46°F) |
| Waves | ||||||||
| Height | 0.8m (2.7ft) | 1.1m (3.7ft) | 1.4m (4.5ft) | 1.5m (4.8ft) | 1.5m (4.9ft) | 1.5m (5.0ft) | 1.3m (4.4ft) | 1.2m (3.9ft) |
| Direction | 233° SW | 262° W | 264° W | 310° NW | 310° NW | 310° NW | 311° NW | 310° NW |
| Period | 14.9 sec. | 12.3 sec. | 12.7 sec. | 13.4 sec. | 14.9 sec. | 16.1 sec. | 16.2 sec. | 15.8 sec. |
| Significant height | 1.2m (3.9ft) | 1.5m (4.9ft) | 1.7m (5.6ft) | 1.7m (5.6ft) | 1.9m (6.2ft) | 1.8m (5.9ft) | 1.6m (5.2ft) | 0.9m (3ft) |
| Sea water temperature | ||||||||
| Water temperature | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) |
Sea weather on Sunday 7 December 2025
On Sunday 7 December 2025, the sun will rise at 08:47 and will set at 17:13 on the beach(es) of Saint-Briac-sur-Mer. The outside temperature will be a high of 58°F t and a low of 52°F. Precipitation is in the forecast (0.1in throughout the day): choose the right time to go to the beach and dodge the raindrops. The sea will be generally calm, with a wind speed of up to 22.4mph km/h (with gusts up to 26.1mph). Wave height will be up to 4.3ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 11°C (52°F) | 12°C (53°F) | 13°C (55°F) | 14°C (57°F) | 14°C (58°F) | 14°C (58°F) | 14°C (57°F) | 14°C (56°F) |
| Perceived temperature | 9°C (48°F) | 9°C (49°F) | 10°C (50°F) | 11°C (53°F) | 12°C (53°F) | 12°C (54°F) | 12°C (53°F) | 12°C (54°F) |
| Precipitation | 0in | 0in | 0.1in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 83% | 91% | 95% | 92% | 89% | 90% | 91% | 94% |
| Barometric pressure | 1010 hPa | 1009 hPa | 1006 hPa | 1005 hPa | 1006 hPa | 1005 hPa | 1007 hPa | 1009 hPa |
| Cloud cover | 79% | 100% | 100% | 100% | 100% | 100% | 100% | 100% |
| Heat index | 11°C (52°F) | 12°C (53°F) | 13°C (55°F) | 14°C (57°F) | 14°C (58°F) | 14°C (58°F) | 14°C (57°F) | 14°C (56°F) |
| Dew point | 8°C (47°F) | 10°C (50°F) | 12°C (53°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) |
| Wind | ||||||||
| Speed | 22km/h (14mph) | 18km/h (11mph) | 26km/h (16mph) | 33km/h (21mph) | 36km/h (22mph) | 31km/h (19mph) | 30km/h (18mph) | 13km/h (8mph) |
| Gusts | 35km/h (22mph) | 28km/h (17mph) | 41km/h (26mph) | 34km/h (21mph) | 42km/h (26mph) | 36km/h (22mph) | 30km/h (19mph) | 21km/h (13mph) |
| Direction | 212° SSW | 201° SSW | 189° S | 223° SW | 232° SW | 241° WSW | 239° WSW | 247° WSW |
| Wind chill | 9°C (48°F) | 9°C (49°F) | 10°C (50°F) | 11°C (53°F) | 12°C (53°F) | 12°C (54°F) | 12°C (53°F) | 12°C (54°F) |
| Waves | ||||||||
| Height | 1.1m (3.6ft) | 1.0m (3.1ft) | 1.0m (3.1ft) | 1.0m (3.4ft) | 1.2m (3.9ft) | 1.3m (4.2ft) | 1.3m (4.4ft) | 0.9m (2.9ft) |
| Direction | 310° NW | 310° NW | 310° NW | 310° NW | 251° WSW | 253° WSW | 267° W | 308° NW |
| Period | 15.7 sec. | 15.4 sec. | 15.0 sec. | 14.5 sec. | 14.2 sec. | 13.5 sec. | 13.0 sec. | 12.6 sec. |
| Significant height | 1.6m (5.2ft) | 1.4m (4.6ft) | 1.5m (4.9ft) | 1.6m (5.2ft) | 1.6m (5.2ft) | 1.6m (5.2ft) | 1.6m (5.2ft) | 0.8m (2.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) |
Sea weather on Monday 8 December 2025
On Monday 8 December 2025, the sun will rise at 08:48 and will set at 17:13 on the beach(es) of Saint-Briac-sur-Mer. The outside temperature will be a high of 58°F t and a low of 54°F. Precipitation is in the forecast (0.2in throughout the day): choose the right time to go to the beach and dodge the raindrops. Be careful, the sea will be generally rough with a wind speed of up to 25.5mph km/h (with gusts up to 26.7mph). Wave height will be up to 2.3ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 14°C (56°F) | 14°C (57°F) | 14°C (57°F) | 14°C (56°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) |
| Perceived temperature | 12°C (54°F) | 12°C (54°F) | 12°C (53°F) | 12°C (53°F) | 10°C (50°F) | 9°C (49°F) | 10°C (50°F) | 10°C (50°F) |
| Precipitation | 0in | 0in | 0in | 0.1in | 0.1in | 0in | 0in | 0in |
| Humidity | 95% | 93% | 93% | 93% | 91% | 88% | 90% | 90% |
| Barometric pressure | 1010 hPa | 1011 hPa | 1010 hPa | 1011 hPa | 1012 hPa | 1011 hPa | 1011 hPa | 1012 hPa |
| Cloud cover | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% |
| Heat index | 14°C (56°F) | 14°C (57°F) | 14°C (57°F) | 14°C (56°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) |
| Dew point | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 12°C (54°F) | 11°C (52°F) | 11°C (51°F) | 11°C (52°F) | 11°C (52°F) |
| Wind | ||||||||
| Speed | 18km/h (11mph) | 23km/h (14mph) | 27km/h (17mph) | 22km/h (14mph) | 32km/h (20mph) | 41km/h (26mph) | 32km/h (20mph) | 35km/h (21mph) |
| Gusts | 29km/h (18mph) | 37km/h (23mph) | 42km/h (26mph) | 36km/h (22mph) | 32km/h (20mph) | 43km/h (27mph) | 32km/h (20mph) | 40km/h (25mph) |
| Direction | 225° SW | 214° SSW | 215° SW | 224° SW | 213° SSW | 214° SW | 211° SSW | 206° SSW |
| Wind chill | 12°C (54°F) | 12°C (54°F) | 12°C (53°F) | 12°C (53°F) | 10°C (50°F) | 9°C (49°F) | 10°C (50°F) | 10°C (50°F) |
| Waves | ||||||||
| Height | 0.6m (2.0ft) | 0.6m (1.9ft) | 0.7m (2.2ft) | 0.7m (2.5ft) | 0.6m (1.8ft) | 0.5m (1.8ft) | 0.5m (1.7ft) | 0.5m (1.8ft) |
| Direction | 307° NW | 306° NW | 306° NW | 220° SW | 306° NW | 310° NW | 310° NW | 310° NW |
| Period | 5.0 sec. | 12.2 sec. | 12.2 sec. | 12.1 sec. | 11.7 sec. | 11.4 sec. | 11.5 sec. | 18.2 sec. |
| Significant height | 0.7m (2.3ft) | 0.9m (3ft) | 1.0m (3.3ft) | 1.1m (3.6ft) | 0.8m (2.6ft) | 0.7m (2.3ft) | 0.6m (2ft) | 0.8m (2.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) |
Sea weather on Tuesday 9 December 2025
On Tuesday 9 December 2025, the sun will rise at 08:49 and will set at 17:13 on the beach(es) of Saint-Briac-sur-Mer. The outside temperature will be a high of 59°F t and a low of 56°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 26.7mph km/h (with gusts up to 28.6mph). Wave height will be up to 3.6ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | |  | | | | |
| Outside temperature | 13°C (56°F) | 13°C (56°F) | 13°C (55°F) | 13°C (55°F) | 13°C (56°F) | 14°C (57°F) | 15°C (58°F) | 15°C (59°F) |
| Perceived temperature | 11°C (51°F) | 11°C (51°F) | 10°C (49°F) | 10°C (50°F) | 10°C (50°F) | 11°C (52°F) | 12°C (54°F) | 13°C (55°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 88% | 88% | 86% | 84% | 79% | 71% | 61% | 62% |
| Barometric pressure | 1012 hPa | 1011 hPa | 1010 hPa | 1008 hPa | 1007 hPa | 1006 hPa | 1005 hPa | 1006 hPa |
| Cloud cover | 100% | 100% | 100% | 72% | 63% | 46% | 51% | 60% |
| Heat index | 13°C (56°F) | 13°C (56°F) | 13°C (55°F) | 13°C (55°F) | 13°C (56°F) | 14°C (57°F) | 15°C (58°F) | 15°C (59°F) |
| Dew point | 11°C (53°F) | 12°C (53°F) | 10°C (50°F) | 10°C (51°F) | 10°C (49°F) | 9°C (48°F) | 7°C (45°F) | 8°C (46°F) |
| Wind | ||||||||
| Speed | 33km/h (21mph) | 36km/h (22mph) | 34km/h (21mph) | 40km/h (25mph) | 42km/h (26mph) | 42km/h (26mph) | 43km/h (27mph) | 39km/h (24mph) |
| Gusts | 37km/h (23mph) | 42km/h (26mph) | 38km/h (23mph) | 43km/h (27mph) | 46km/h (28mph) | 46km/h (29mph) | 45km/h (28mph) | 41km/h (26mph) |
| Direction | 206° SSW | 205° SSW | 183° S | 185° S | 185° S | 191° SSW | 192° SSW | 198° SSW |
| Wind chill | 11°C (51°F) | 11°C (51°F) | 10°C (49°F) | 10°C (50°F) | 10°C (50°F) | 11°C (52°F) | 12°C (54°F) | 13°C (55°F) |
| Waves | ||||||||
| Height | 0.6m (2.0ft) | 0.8m (2.5ft) | 0.8m (2.7ft) | 0.9m (2.9ft) | 0.9m (3.0ft) | 1.0m (3.3ft) | 1.1m (3.6ft) | 1.1m (3.6ft) |
| Direction | 310° NW | 310° NW | 310° NW | 310° NW | 310° NW | 310° NW | 309° NW | 308° NW |
| Period | 17.7 sec. | 17.4 sec. | 17.1 sec. | 16.7 sec. | 16.5 sec. | 16.2 sec. | 15.9 sec. | 15.6 sec. |
| Significant height | 0.9m (3ft) | 1.3m (4.3ft) | 1.4m (4.6ft) | 1.6m (5.2ft) | 1.6m (5.2ft) | 1.7m (5.6ft) | 1.7m (5.6ft) | 1.7m (5.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) |
Sea weather on Wednesday 10 December 2025
On Wednesday 10 December 2025, the sun will rise at 08:50 and will set at 17:12 on the beach(es) of Saint-Briac-sur-Mer. The outside temperature will be a high of 58°F t and a low of 45°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 23.6mph km/h (with gusts up to 27.3mph). Wave height will be up to 3ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | |  |  | |
| Outside temperature | 14°C (58°F) | 14°C (57°F) | 13°C (56°F) | 12°C (54°F) | 12°C (54°F) | 12°C (53°F) | 9°C (47°F) | 8°C (46°F) |
| Perceived temperature | 12°C (54°F) | 12°C (53°F) | 11°C (51°F) | 10°C (50°F) | 10°C (49°F) | 9°C (48°F) | 6°C (42°F) | 5°C (41°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 72% | 75% | 81% | 85% | 79% | 74% | 82% | 89% |
| Barometric pressure | 1006 hPa | 1006 hPa | 1006 hPa | 1008 hPa | 1011 hPa | 1013 hPa | 1017 hPa | 1019 hPa |
| Cloud cover | 75% | 83% | 95% | 100% | 43% | 18% | 8% | 7% |
| Heat index | 14°C (58°F) | 14°C (57°F) | 13°C (56°F) | 12°C (54°F) | 12°C (54°F) | 12°C (53°F) | 9°C (47°F) | 8°C (46°F) |
| Dew point | 9°C (49°F) | 10°C (49°F) | 10°C (50°F) | 10°C (50°F) | 9°C (47°F) | 7°C (45°F) | 6°C (42°F) | 6°C (43°F) |
| Wind | ||||||||
| Speed | 38km/h (24mph) | 35km/h (21mph) | 31km/h (19mph) | 28km/h (17mph) | 27km/h (17mph) | 26km/h (16mph) | 19km/h (12mph) | 18km/h (11mph) |
| Gusts | 42km/h (26mph) | 39km/h (24mph) | 44km/h (27mph) | 42km/h (26mph) | 42km/h (26mph) | 42km/h (26mph) | 26km/h (16mph) | 28km/h (18mph) |
| Direction | 210° SSW | 213° SSW | 203° SSW | 238° WSW | 254° WSW | 255° WSW | 240° WSW | 218° SW |
| Wind chill | 12°C (54°F) | 12°C (53°F) | 11°C (51°F) | 10°C (50°F) | 10°C (49°F) | 9°C (48°F) | 6°C (42°F) | 5°C (41°F) |
| Waves | ||||||||
| Height | 0.9m (3.0ft) | 0.7m (2.3ft) | 0.6m (2.0ft) | 0.5m (1.6ft) | 0.5m (1.6ft) | 0.6m (2.0ft) | 0.6m (2.0ft) | 0.6m (2.0ft) |
| Direction | 308° NW | 308° NW | 308° NW | 309° NW | 309° NW | 309° NW | 308° NW | 308° NW |
| Period | 15.3 sec. | 14.9 sec. | 14.5 sec. | 14.2 sec. | 13.8 sec. | 13.5 sec. | 13.2 sec. | 12.9 sec. |
| Significant height | 1.3m (4.3ft) | 1.0m (3.3ft) | 0.9m (3ft) | 0.8m (2.6ft) | 0.9m (3ft) | 0.8m (2.6ft) | 0.8m (2.6ft) | 0.7m (2.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) |
Sea weather on Thursday 11 December 2025
On Thursday 11 December 2025, the sun will rise at 08:51 and will set at 17:12 on the beach(es) of Saint-Briac-sur-Mer. The outside temperature will be a high of 50°F t and a low of 47°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 15.5mph km/h (with gusts up to 24.2mph). Wave height will be up to 2.3ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 8°C (47°F) | 8°C (47°F) | 8°C (47°F) | 8°C (47°F) | 10°C (49°F) | 10°C (50°F) | 9°C (47°F) | 8°C (47°F) |
| Perceived temperature | 6°C (42°F) | 6°C (42°F) | 5°C (42°F) | 5°C (41°F) | 7°C (44°F) | 7°C (45°F) | 6°C (42°F) | 5°C (41°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 92% | 93% | 93% | 92% | 85% | 81% | 84% | 88% |
| Barometric pressure | 1020 hPa | 1021 hPa | 1020 hPa | 1019 hPa | 1019 hPa | 1018 hPa | 1018 hPa | 1018 hPa |
| Cloud cover | 12% | 19% | 18% | 30% | 23% | 9% | 16% | 38% |
| Heat index | 8°C (47°F) | 8°C (47°F) | 8°C (47°F) | 8°C (47°F) | 10°C (49°F) | 10°C (50°F) | 9°C (47°F) | 8°C (47°F) |
| Dew point | 7°C (45°F) | 7°C (45°F) | 7°C (45°F) | 7°C (45°F) | 7°C (45°F) | 7°C (44°F) | 6°C (43°F) | 6°C (43°F) |
| Wind | ||||||||
| Speed | 17km/h (11mph) | 17km/h (11mph) | 18km/h (11mph) | 23km/h (14mph) | 25km/h (16mph) | 23km/h (14mph) | 21km/h (13mph) | 21km/h (13mph) |
| Gusts | 32km/h (20mph) | 32km/h (20mph) | 34km/h (21mph) | 39km/h (24mph) | 39km/h (24mph) | 28km/h (17mph) | 22km/h (14mph) | 24km/h (15mph) |
| Direction | 202° SSW | 191° S | 183° S | 170° S | 171° S | 171° S | 165° SSE | 165° SSE |
| Wind chill | 6°C (42°F) | 6°C (42°F) | 5°C (42°F) | 5°C (41°F) | 7°C (44°F) | 7°C (45°F) | 6°C (42°F) | 5°C (41°F) |
| Waves | ||||||||
| Height | 0.5m (1.6ft) | 0.5m (1.6ft) | 0.6m (2.0ft) | 0.6m (2.0ft) | 0.7m (2.3ft) | 0.7m (2.3ft) | 0.7m (2.3ft) | 0.7m (2.3ft) |
| Direction | 308° NW | 308° NW | 308° NW | 234° SW | 196° SSW | 200° SSW | 272° W | 231° SW |
| Period | 9.0 sec. | 10.7 sec. | 12.4 sec. | 12.3 sec. | 12.7 sec. | 12.6 sec. | 12.4 sec. | 12.2 sec. |
| Significant height | 0.7m (2.3ft) | 0.8m (2.6ft) | 1.0m (3.3ft) | 1.1m (3.6ft) | 1.2m (3.9ft) | 1.2m (3.9ft) | 1.2m (3.9ft) | 1.1m (3.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) |