Sea weather in La Bernerie-en-Retz in the Pays de la Loire All the beach weather in La Bernerie-en-Retz
All the essential weather information for enjoying the beach in La Bernerie-en-Retz in the Pays de la Loire, 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 La Bernerie-en-Retz over the next 7 days?
Discover the best moment to go to the beach in La Bernerie-en-Retz in the Pays de la Loire this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in La Bernerie-en-Retz. 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 |
|---|---|---|---|---|
| Sunday 14 December 2025 | 50°F to 54°F | 16.8mph | discouraged | all the sea weather |
| Monday 15 December 2025 | 54°F to 56°F | 23.6mph | discouraged | all the sea weather |
| Tuesday 16 December 2025 | 50°F to 56°F | 13.1mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 45°F to 52°F | 8.1mph | discouraged | all the sea weather |
| Thursday 18 December 2025 | 49°F to 56°F | 24.2mph | discouraged | all the sea weather |
| Friday 19 December 2025 | 50°F to 54°F | 19.9mph | not recommended | all the sea weather |
| Saturday 20 December 2025 | 40°F to 49°F | 8.1mph | discouraged | all the sea weather |
Sea Weather: Your daily and hourly sea weather in La Bernerie-en-Retz
Sea weather on Sunday 14 December 2025
On Sunday 14 December 2025, the sun will rise at 08:47 and will set at 17:19 on the beach(es) of La Bernerie-en-Retz. 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 16.8mph km/h (with gusts up to 26.7mph). Wave height will be up to 1.6ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition |  | | |  |  | | | |
| Outside temperature | 10°C (51°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (51°F) | 11°C (52°F) | 10°C (51°F) | 11°C (52°F) |
| Perceived temperature | 9°C (48°F) | 9°C (48°F) | 9°C (48°F) | 8°C (46°F) | 8°C (46°F) | 9°C (48°F) | 8°C (46°F) | 8°C (47°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 91% | 92% | 92% | 93% | 87% | 85% | 88% | 87% |
| Barometric pressure | 1027 hPa | 1026 hPa | 1024 hPa | 1024 hPa | 1023 hPa | 1020 hPa | 1018 hPa | 1017 hPa |
| Cloud cover | 56% | 54% | 56% | 64% | 20% | 9% | 14% | 4% |
| Heat index | 10°C (51°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (51°F) | 11°C (52°F) | 10°C (51°F) | 11°C (52°F) |
| Dew point | 9°C (48°F) | 9°C (48°F) | 9°C (48°F) | 9°C (48°F) | 8°C (47°F) | 9°C (47°F) | 8°C (47°F) | 9°C (48°F) |
| Wind | ||||||||
| Speed | 11km/h (7mph) | 10km/h (6mph) | 8km/h (5mph) | 15km/h (9mph) | 21km/h (13mph) | 19km/h (12mph) | 20km/h (13mph) | 27km/h (17mph) |
| Gusts | 17km/h (10mph) | 15km/h (10mph) | 12km/h (8mph) | 23km/h (14mph) | 32km/h (20mph) | 31km/h (19mph) | 35km/h (22mph) | 43km/h (27mph) |
| Direction | 87° E | 118° ESE | 129° SE | 129° SE | 152° SSE | 170° S | 157° SSE | 156° SSE |
| Wind chill | 9°C (48°F) | 9°C (48°F) | 9°C (48°F) | 8°C (46°F) | 8°C (46°F) | 9°C (48°F) | 8°C (46°F) | 8°C (47°F) |
| Waves | ||||||||
| Height | 0.5m (1.6ft) | 0.4m (1.5ft) | 0.4m (1.3ft) | 0.4m (1.3ft) | 0.4m (1.3ft) | 0.4m (1.4ft) | 0.4m (1.4ft) | 0.5m (1.6ft) |
| Direction | 254° WSW | 255° WSW | 255° WSW | 256° WSW | 256° WSW | 256° WSW | 256° WSW | 257° WSW |
| Period | 14.7 sec. | 14.3 sec. | 13.9 sec. | 13.4 sec. | 13.2 sec. | 12.7 sec. | 12.5 sec. | 12.8 sec. |
| Significant height | 0.8m (2.6ft) | 0.7m (2.3ft) | 0.6m (2ft) | 0.7m (2.3ft) | 0.7m (2.3ft) | 0.6m (2ft) | 0.7m (2.3ft) | 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 15 December 2025
On Monday 15 December 2025, the sun will rise at 08:48 and will set at 17:19 on the beach(es) of La Bernerie-en-Retz. The outside temperature will be a high of 56°F t and a low of 54°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 29.8mph). 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 | 12°C (54°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 12°C (54°F) | 12°C (54°F) | 13°C (55°F) |
| Perceived temperature | 9°C (49°F) | 10°C (49°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 9°C (48°F) | 9°C (48°F) | 10°C (50°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 87% | 87% | 88% | 87% | 86% | 84% | 82% | 80% |
| Barometric pressure | 1015 hPa | 1013 hPa | 1011 hPa | 1010 hPa | 1009 hPa | 1007 hPa | 1006 hPa | 1005 hPa |
| Cloud cover | 9% | 35% | 14% | 75% | 79% | 73% | 46% | 78% |
| Heat index | 12°C (54°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 12°C (54°F) | 12°C (54°F) | 13°C (55°F) |
| Dew point | 10°C (50°F) | 11°C (51°F) | 11°C (52°F) | 11°C (51°F) | 10°C (51°F) | 10°C (49°F) | 9°C (48°F) | 10°C (49°F) |
| Wind | ||||||||
| Speed | 31km/h (19mph) | 36km/h (22mph) | 36km/h (22mph) | 35km/h (22mph) | 34km/h (21mph) | 36km/h (22mph) | 35km/h (22mph) | 38km/h (24mph) |
| Gusts | 48km/h (30mph) | 36km/h (23mph) | 41km/h (25mph) | 41km/h (25mph) | 39km/h (24mph) | 39km/h (24mph) | 38km/h (24mph) | 45km/h (28mph) |
| Direction | 168° SSE | 175° S | 182° S | 181° S | 172° S | 161° SSE | 154° SSE | 161° SSE |
| Wind chill | 9°C (49°F) | 10°C (49°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 9°C (48°F) | 9°C (48°F) | 10°C (50°F) |
| Waves | ||||||||
| Height | 0.6m (2.1ft) | 0.8m (2.5ft) | 0.8m (2.8ft) | 0.9m (2.9ft) | 0.9m (2.9ft) | 0.8m (2.8ft) | 0.8m (2.5ft) | 0.6m (2.1ft) |
| Direction | 254° WSW | 253° WSW | 253° WSW | 252° WSW | 254° WSW | 254° WSW | 253° WSW | 253° WSW |
| Period | 14.3 sec. | 14.3 sec. | 14.2 sec. | 14.1 sec. | 13.9 sec. | 13.7 sec. | 13.6 sec. | 13.5 sec. |
| Significant height | 1.1m (3.6ft) | 1.3m (4.3ft) | 1.4m (4.6ft) | 1.5m (4.9ft) | 1.5m (4.9ft) | 1.4m (4.6ft) | 1.2m (3.9ft) | 1.0m (3.3ft) |
| 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 Tuesday 16 December 2025
On Tuesday 16 December 2025, the sun will rise at 08:49 and will set at 17:20 on the beach(es) of La Bernerie-en-Retz. The outside temperature will be a high of 56°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 19.9mph km/h (with gusts up to 29.8mph). 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 | 13°C (55°F) | 12°C (54°F) | 11°C (53°F) | 12°C (54°F) | 12°C (54°F) | 12°C (53°F) | 11°C (52°F) | 11°C (52°F) |
| Perceived temperature | 10°C (50°F) | 10°C (50°F) | 8°C (47°F) | 9°C (49°F) | 11°C (52°F) | 10°C (51°F) | 11°C (51°F) | 8°C (47°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 82% | 88% | 93% | 90% | 88% | 86% | 85% | 89% |
| Barometric pressure | 1005 hPa | 1006 hPa | 1006 hPa | 1008 hPa | 1010 hPa | 1011 hPa | 1014 hPa | 1017 hPa |
| Cloud cover | 55% | 77% | 84% | 89% | 80% | 26% | 23% | 95% |
| Heat index | 13°C (55°F) | 12°C (54°F) | 11°C (53°F) | 12°C (54°F) | 12°C (54°F) | 12°C (53°F) | 11°C (52°F) | 11°C (52°F) |
| Dew point | 10°C (50°F) | 10°C (50°F) | 10°C (51°F) | 11°C (51°F) | 10°C (51°F) | 10°C (49°F) | 9°C (48°F) | 9°C (48°F) |
| Wind | ||||||||
| Speed | 32km/h (20mph) | 23km/h (14mph) | 29km/h (18mph) | 31km/h (19mph) | 14km/h (9mph) | 13km/h (8mph) | 8km/h (5mph) | 21km/h (13mph) |
| Gusts | 34km/h (21mph) | 38km/h (23mph) | 44km/h (27mph) | 48km/h (30mph) | 22km/h (14mph) | 21km/h (13mph) | 13km/h (8mph) | 30km/h (19mph) |
| Direction | 158° SSE | 144° SE | 135° SE | 152° SSE | 248° WSW | 238° WSW | 290° WNW | 359° N |
| Wind chill | 10°C (50°F) | 10°C (50°F) | 8°C (47°F) | 9°C (49°F) | 11°C (52°F) | 10°C (51°F) | 11°C (51°F) | 8°C (47°F) |
| Waves | ||||||||
| Height | 0.7m (2.2ft) | 0.6m (2.1ft) | 0.6m (2.0ft) | 0.6m (1.9ft) | 0.5m (1.8ft) | 0.5m (1.6ft) | 0.5m (1.7ft) | 0.5m (1.7ft) |
| Direction | 252° WSW | 253° WSW | 254° WSW | 254° WSW | 254° WSW | 254° WSW | 254° WSW | 254° WSW |
| Period | 13.5 sec. | 13.6 sec. | 14.4 sec. | 14.4 sec. | 14.5 sec. | 14.5 sec. | 14.4 sec. | 14.4 sec. |
| Significant height | 0.9m (3ft) | 0.9m (3ft) | 0.9m (3ft) | 0.8m (2.6ft) | 0.7m (2.3ft) | 0.8m (2.6ft) | 0.9m (3ft) | 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 Wednesday 17 December 2025
On Wednesday 17 December 2025, the sun will rise at 08:49 and will set at 17:20 on the beach(es) of La Bernerie-en-Retz. The outside temperature will be a high of 52°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 14.3mph km/h (with gusts up to 20.5mph). Wave height will be up to 1.6ft 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) | 10°C (49°F) | 9°C (49°F) | 9°C (47°F) | 7°C (44°F) | 8°C (47°F) | 9°C (49°F) | 10°C (50°F) |
| Perceived temperature | 8°C (46°F) | 7°C (44°F) | 6°C (44°F) | 6°C (43°F) | 6°C (42°F) | 8°C (47°F) | 8°C (47°F) | 8°C (47°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 83% | 80% | 78% | 79% | 75% | 71% | 74% | 74% |
| Barometric pressure | 1019 hPa | 1020 hPa | 1022 hPa | 1024 hPa | 1026 hPa | 1025 hPa | 1025 hPa | 1025 hPa |
| Cloud cover | 76% | 42% | 0% | 0% | 0% | 6% | 44% | 23% |
| Heat index | 11°C (51°F) | 10°C (49°F) | 9°C (49°F) | 9°C (47°F) | 7°C (44°F) | 8°C (47°F) | 9°C (49°F) | 10°C (50°F) |
| Dew point | 8°C (46°F) | 6°C (44°F) | 6°C (42°F) | 5°C (41°F) | 3°C (37°F) | 3°C (38°F) | 5°C (41°F) | 6°C (42°F) |
| Wind | ||||||||
| Speed | 23km/h (14mph) | 23km/h (15mph) | 19km/h (12mph) | 15km/h (9mph) | 6km/h (4mph) | 4km/h (3mph) | 9km/h (6mph) | 13km/h (8mph) |
| Gusts | 32km/h (20mph) | 33km/h (21mph) | 28km/h (17mph) | 22km/h (13mph) | 11km/h (7mph) | 7km/h (5mph) | 14km/h (9mph) | 20km/h (12mph) |
| Direction | 355° N | 351° N | 355° N | 7° N | 345° NNW | 248° WSW | 199° SSW | 169° S |
| Wind chill | 8°C (46°F) | 7°C (44°F) | 6°C (44°F) | 6°C (43°F) | 6°C (42°F) | 8°C (47°F) | 8°C (47°F) | 8°C (47°F) |
| Waves | ||||||||
| Height | 0.5m (1.7ft) | 0.5m (1.6ft) | 0.5m (1.5ft) | 0.4m (1.5ft) | 0.4m (1.4ft) | 0.4m (1.4ft) | 0.4m (1.3ft) | 0.4m (1.2ft) |
| Direction | 254° WSW | 253° WSW | 253° WSW | 254° WSW | 254° WSW | 254° WSW | 254° WSW | 255° WSW |
| Period | 14.3 sec. | 14.3 sec. | 14.2 sec. | 13.9 sec. | 13.7 sec. | 13.5 sec. | 13.3 sec. | 13.1 sec. |
| Significant height | 0.9m (3ft) | 0.7m (2.3ft) | 0.7m (2.3ft) | 0.6m (2ft) | 0.7m (2.3ft) | 0.6m (2ft) | 0.6m (2ft) | 0.6m (2ft) |
| 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 18 December 2025
On Thursday 18 December 2025, the sun will rise at 08:50 and will set at 17:20 on the beach(es) of La Bernerie-en-Retz. The outside temperature will be a high of 56°F t and a low of 49°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 24.9mph km/h (with gusts up to 28.6mph). Wave height will be up to 5.6ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 10°C (50°F) | 10°C (50°F) | 9°C (49°F) | 10°C (51°F) | 12°C (54°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) |
| Perceived temperature | 7°C (45°F) | 7°C (45°F) | 6°C (43°F) | 7°C (44°F) | 9°C (48°F) | 9°C (49°F) | 10°C (49°F) | 9°C (49°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 75% | 73% | 79% | 90% | 86% | 85% | 85% | 87% |
| Barometric pressure | 1024 hPa | 1023 hPa | 1020 hPa | 1019 hPa | 1017 hPa | 1015 hPa | 1014 hPa | 1015 hPa |
| Cloud cover | 4% | 6% | 4% | 100% | 100% | 49% | 71% | 97% |
| Heat index | 10°C (50°F) | 10°C (50°F) | 9°C (49°F) | 10°C (51°F) | 12°C (54°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) |
| Dew point | 6°C (42°F) | 5°C (42°F) | 6°C (43°F) | 9°C (48°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (51°F) |
| Wind | ||||||||
| Speed | 19km/h (12mph) | 22km/h (14mph) | 28km/h (17mph) | 31km/h (19mph) | 38km/h (24mph) | 40km/h (25mph) | 39km/h (24mph) | 39km/h (24mph) |
| Gusts | 28km/h (18mph) | 33km/h (21mph) | 43km/h (27mph) | 46km/h (29mph) | 41km/h (26mph) | 45km/h (28mph) | 40km/h (25mph) | 40km/h (25mph) |
| Direction | 167° SSE | 155° SSE | 147° SSE | 152° SSE | 172° S | 185° S | 187° S | 205° SSW |
| Wind chill | 7°C (45°F) | 7°C (45°F) | 6°C (43°F) | 7°C (44°F) | 9°C (48°F) | 9°C (49°F) | 10°C (49°F) | 9°C (49°F) |
| Waves | ||||||||
| Height | 0.4m (1.2ft) | 0.9m (2.9ft) | 1.1m (3.5ft) | 1.4m (4.6ft) | 1.6m (5.3ft) | 1.7m (5.6ft) | 1.7m (5.6ft) | 1.7m (5.6ft) |
| Direction | 255° WSW | 258° WSW | 259° WSW | 253° WSW | 250° WSW | 249° WSW | 249° WSW | 249° WSW |
| Period | 12.8 sec. | 12.7 sec. | 12.5 sec. | 14.5 sec. | 18.8 sec. | 20.1 sec. | 19.2 sec. | 18.8 sec. |
| Significant height | 0.6m (2ft) | 1.4m (4.6ft) | 1.3m (4.3ft) | 1.4m (4.6ft) | 1.5m (4.9ft) | 1.4m (4.6ft) | 1.5m (4.9ft) | 1.5m (4.9ft) |
| 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 Friday 19 December 2025
On Friday 19 December 2025, the sun will rise at 08:51 and will set at 17:21 on the beach(es) of La Bernerie-en-Retz. The outside temperature will be a high of 54°F t and a low of 50°F. Precipitation is in the forecast (0.1in 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 26.1mph km/h (with gusts up to 28mph). Wave height will be up to 5.6ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition |  | | |  | | | | |
| Outside temperature | 12°C (54°F) | 11°C (52°F) | 11°C (51°F) | 11°C (52°F) | 11°C (52°F) | 11°C (51°F) | 10°C (51°F) | 10°C (50°F) |
| Perceived temperature | 9°C (48°F) | 8°C (46°F) | 8°C (47°F) | 9°C (48°F) | 9°C (47°F) | 7°C (45°F) | 7°C (44°F) | 6°C (44°F) |
| Precipitation | 0.1in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 91% | 89% | 86% | 76% | 69% | 63% | 70% | 75% |
| Barometric pressure | 1015 hPa | 1016 hPa | 1017 hPa | 1019 hPa | 1020 hPa | 1021 hPa | 1022 hPa | 1023 hPa |
| Cloud cover | 100% | 100% | 100% | 96% | 57% | 18% | 40% | 39% |
| Heat index | 12°C (54°F) | 11°C (52°F) | 11°C (51°F) | 11°C (52°F) | 11°C (52°F) | 11°C (51°F) | 10°C (51°F) | 10°C (50°F) |
| Dew point | 11°C (51°F) | 9°C (49°F) | 8°C (47°F) | 7°C (45°F) | 6°C (42°F) | 4°C (39°F) | 5°C (41°F) | 6°C (42°F) |
| Wind | ||||||||
| Speed | 42km/h (26mph) | 28km/h (17mph) | 17km/h (11mph) | 18km/h (11mph) | 22km/h (14mph) | 27km/h (17mph) | 31km/h (19mph) | 32km/h (20mph) |
| Gusts | 45km/h (28mph) | 35km/h (21mph) | 23km/h (15mph) | 25km/h (16mph) | 33km/h (21mph) | 36km/h (22mph) | 37km/h (23mph) | 44km/h (27mph) |
| Direction | 213° SSW | 290° WNW | 299° WNW | 292° WNW | 284° WNW | 273° W | 275° W | 302° WNW |
| Wind chill | 9°C (48°F) | 8°C (46°F) | 8°C (47°F) | 9°C (48°F) | 9°C (47°F) | 7°C (45°F) | 7°C (44°F) | 6°C (44°F) |
| Waves | ||||||||
| Height | 1.7m (5.6ft) | 1.7m (5.6ft) | 1.7m (5.6ft) | 1.6m (5.2ft) | 1.6m (5.2ft) | 1.6m (5.2ft) | 1.6m (5.2ft) | 1.6m (5.2ft) |
| Direction | 250° WSW | 251° WSW | 251° WSW | 252° WSW | 246° WSW | 245° WSW | 246° WSW | 249° WSW |
| Period | 17.9 sec. | 17.3 sec. | 16.8 sec. | 16.3 sec. | 19.1 sec. | 18.8 sec. | 17.3 sec. | 16.2 sec. |
| Significant height | 1.4m (4.6ft) | 1.2m (3.9ft) | 1.0m (3.3ft) | 1.0m (3.3ft) | 1.1m (3.6ft) | 1.1m (3.6ft) | 0.9m (3ft) | 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 Saturday 20 December 2025
On Saturday 20 December 2025, the sun will rise at 08:51 and will set at 17:21 on the beach(es) of La Bernerie-en-Retz. The outside temperature will be a high of 49°F t and a low of 40°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 16.2mph km/h (with gusts up to 23mph). Wave height will be up to 5.6ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 9°C (48°F) | 8°C (47°F) | 8°C (46°F) | 8°C (46°F) | 7°C (45°F) | 6°C (43°F) | 5°C (41°F) | 6°C (43°F) |
| Perceived temperature | 6°C (42°F) | 6°C (42°F) | 5°C (42°F) | 5°C (41°F) | 5°C (41°F) | 4°C (39°F) | 2°C (36°F) | 4°C (38°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 79% | 81% | 82% | 83% | 80% | 75% | 76% | 82% |
| Barometric pressure | 1024 hPa | 1024 hPa | 1024 hPa | 1025 hPa | 1024 hPa | 1023 hPa | 1023 hPa | 1023 hPa |
| Cloud cover | 14% | 7% | 9% | 8% | 5% | 1% | 0% | 5% |
| Heat index | 9°C (48°F) | 8°C (47°F) | 8°C (46°F) | 8°C (46°F) | 7°C (45°F) | 6°C (43°F) | 5°C (41°F) | 6°C (43°F) |
| Dew point | 6°C (42°F) | 5°C (41°F) | 5°C (41°F) | 5°C (41°F) | 4°C (39°F) | 2°C (36°F) | 1°C (34°F) | 3°C (38°F) |
| Wind | ||||||||
| Speed | 26km/h (16mph) | 17km/h (11mph) | 16km/h (10mph) | 14km/h (9mph) | 11km/h (7mph) | 12km/h (7mph) | 13km/h (8mph) | 13km/h (8mph) |
| Gusts | 37km/h (23mph) | 24km/h (15mph) | 23km/h (15mph) | 21km/h (13mph) | 17km/h (11mph) | 23km/h (14mph) | 26km/h (16mph) | 22km/h (14mph) |
| Direction | 336° NNW | 354° N | 129° SE | 35° NE | 34° NE | 32° NNE | 48° NE | 71° ENE |
| Wind chill | 6°C (42°F) | 6°C (42°F) | 5°C (42°F) | 5°C (41°F) | 5°C (41°F) | 4°C (39°F) | 2°C (36°F) | 4°C (38°F) |
| Waves | ||||||||
| Height | 1.6m (5.2ft) | 1.7m (5.6ft) | 1.7m (5.6ft) | 1.7m (5.6ft) | 1.7m (5.6ft) | 1.6m (5.2ft) | 1.5m (4.9ft) | 1.4m (4.6ft) |
| Direction | 250° WSW | 252° WSW | 254° WSW | 254° WSW | 256° WSW | 256° WSW | 256° WSW | 256° WSW |
| Period | 15.5 sec. | 14.8 sec. | 14.2 sec. | 14.0 sec. | 13.6 sec. | 13.1 sec. | 13.1 sec. | 13.0 sec. |
| Significant height | 0.8m (2.6ft) | 0.8m (2.6ft) | 0.9m (3ft) | 0.9m (3ft) | 1.0m (3.3ft) | 0.8m (2.6ft) | 0.4m (1.3ft) | 0.3m (1ft) |
| 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) |