Sea weather in Saint-Hilaire-de-Riez in Vendée All the beach weather in Saint-Hilaire-de-Riez
All the essential weather information for enjoying the beach in Saint-Hilaire-de-Riez in Vendée, 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-Hilaire-de-Riez over the next 7 days?
Discover the best moment to go to the beach in Saint-Hilaire-de-Riez in Vendée this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Saint-Hilaire-de-Riez. 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 19 July 2026 | 65°F to 79°F | 18mph | discouraged | all the sea weather |
| Monday 20 July 2026 | 63°F to 79°F | 15.5mph | discouraged | all the sea weather |
| Tuesday 21 July 2026 | 63°F to 79°F | 14.3mph | discouraged | all the sea weather |
| Wednesday 22 July 2026 | 65°F to 76°F | 18mph | discouraged | all the sea weather |
| Thursday 23 July 2026 | 65°F to 74°F | 16.2mph | discouraged | all the sea weather |
| Friday 24 July 2026 | 65°F to 72°F | 13.7mph | discouraged | all the sea weather |
| Saturday 25 July 2026 | 61°F to 68°F | 24.2mph | discouraged | all the sea weather |
Sea Weather: Your daily and hourly sea weather in Saint-Hilaire-de-Riez
Sea weather on Sunday 19 July 2026
On Sunday 19 July 2026, the sun will rise at 06:33 and will set at 21:55 on the beach(es) of Saint-Hilaire-de-Riez. The outside temperature will be a high of 79°F t and a low of 65°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 28mph). Wave height will be up to 2ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
| Outside temperature | 21°C (70°F) | 20°C (67°F) | 18°C (65°F) | 21°C (69°F) | 23°C (73°F) | 24°C (74°F) | 25°C (78°F) | 24°C (76°F) |
| Perceived temperature | 21°C (70°F) | 20°C (67°F) | 18°C (65°F) | 21°C (69°F) | 25°C (76°F) | 25°C (76°F) | 25°C (78°F) | 25°C (77°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 64% | 64% | 61% | 57% | 44% | 40% | 37% | 40% |
| Barometric pressure | 1017 hPa | 1017 hPa | 1018 hPa | 1019 hPa | 1019 hPa | 1018 hPa | 1017 hPa | 1018 hPa |
| Cloud cover | 4% | 4% | 5% | 5% | 3% | 10% | 0% | 0% |
| Heat index | 24°C (76°F) | 20°C (67°F) | 18°C (65°F) | 21°C (69°F) | 25°C (76°F) | 25°C (76°F) | 25°C (78°F) | 25°C (77°F) |
| Dew point | 14°C (57°F) | 13°C (55°F) | 10°C (51°F) | 12°C (53°F) | 10°C (50°F) | 9°C (48°F) | 10°C (49°F) | 10°C (49°F) |
| Wind | ||||||||
| Speed | 23km/h (14mph) | 28km/h (17mph) | 30km/h (19mph) | 32km/h (20mph) | 28km/h (17mph) | 24km/h (15mph) | 24km/h (15mph) | 29km/h (18mph) |
| Gusts | 26km/h (16mph) | 45km/h (28mph) | 44km/h (27mph) | 43km/h (27mph) | 28km/h (18mph) | 30km/h (19mph) | 28km/h (17mph) | 31km/h (19mph) |
| Direction | 21° NNE | 43° NE | 49° NE | 53° NE | 42° NE | 25° NNE | 27° NNE | 33° NNE |
| Wind chill | 21°C (70°F) | 20°C (67°F) | 18°C (65°F) | 21°C (69°F) | 23°C (73°F) | 24°C (74°F) | 25°C (78°F) | 24°C (76°F) |
| Waves | ||||||||
| Height | 0.6m (1.9ft) | 0.5m (1.7ft) | 0.5m (1.8ft) | 0.6m (2.1ft) | 0.6m (2.0ft) | 0.5m (1.8ft) | 0.6m (2.0ft) | 0.6m (1.9ft) |
| Direction | 299° WNW | 309° NW | 32° NNE | 60° ENE | 71° ENE | 59° ENE | 30° NNE | 33° NNE |
| Period | 8.0 sec. | 3.8 sec. | 4.1 sec. | 5.0 sec. | 5.1 sec. | 7.8 sec. | 7.7 sec. | 7.4 sec. |
| Significant height | 0.9m (3ft) | 0.8m (2.6ft) | 0.9m (3ft) | 1.0m (3.3ft) | 0.8m (2.6ft) | 0.8m (2.6ft) | 0.9m (3ft) | 0.9m (3ft) |
| Sea water temperature | ||||||||
| Water temperature | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) |
Sea weather on Monday 20 July 2026
On Monday 20 July 2026, the sun will rise at 06:34 and will set at 21:54 on the beach(es) of Saint-Hilaire-de-Riez. The outside temperature will be a high of 79°F t and a low of 63°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 33.6mph). 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 | 20°C (68°F) | 18°C (65°F) | 17°C (62°F) | 20°C (67°F) | 23°C (73°F) | 25°C (77°F) | 25°C (77°F) | 24°C (75°F) |
| Perceived temperature | 20°C (68°F) | 18°C (65°F) | 17°C (62°F) | 20°C (67°F) | 24°C (76°F) | 25°C (77°F) | 25°C (77°F) | 25°C (76°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 44% | 48% | 58% | 50% | 42% | 38% | 35% | 38% |
| Barometric pressure | 1019 hPa | 1020 hPa | 1020 hPa | 1021 hPa | 1021 hPa | 1019 hPa | 1019 hPa | 1020 hPa |
| Cloud cover | 0% | 0% | 0% | 6% | 9% | 30% | 0% | 2% |
| Heat index | 20°C (68°F) | 18°C (65°F) | 17°C (62°F) | 20°C (67°F) | 24°C (76°F) | 25°C (77°F) | 25°C (77°F) | 25°C (76°F) |
| Dew point | 8°C (46°F) | 7°C (44°F) | 8°C (47°F) | 9°C (48°F) | 9°C (49°F) | 10°C (50°F) | 9°C (47°F) | 9°C (48°F) |
| Wind | ||||||||
| Speed | 40km/h (25mph) | 38km/h (23mph) | 36km/h (23mph) | 37km/h (23mph) | 30km/h (18mph) | 24km/h (15mph) | 26km/h (16mph) | 25km/h (15mph) |
| Gusts | 41km/h (26mph) | 54km/h (34mph) | 51km/h (32mph) | 49km/h (30mph) | 31km/h (19mph) | 24km/h (15mph) | 29km/h (18mph) | 28km/h (18mph) |
| Direction | 41° NE | 50° NE | 49° NE | 51° NE | 40° NE | 22° NNE | 24° NNE | 33° NNE |
| Wind chill | 20°C (68°F) | 18°C (65°F) | 17°C (62°F) | 20°C (67°F) | 23°C (73°F) | 25°C (77°F) | 25°C (77°F) | 24°C (75°F) |
| Waves | ||||||||
| Height | 0.9m (3.0ft) | 0.9m (3.0ft) | 0.9m (3.0ft) | 0.9m (2.9ft) | 0.7m (2.5ft) | 0.6m (2.0ft) | 0.6m (2.1ft) | 0.6m (1.9ft) |
| Direction | 28° NNE | 40° NE | 48° NE | 51° NE | 43° NE | 32° NNE | 24° NNE | 23° NNE |
| Period | 7.4 sec. | 7.3 sec. | 7.2 sec. | 7.2 sec. | 7.2 sec. | 3.9 sec. | 8.8 sec. | 8.6 sec. |
| Significant height | 1.4m (4.6ft) | 1.3m (4.3ft) | 1.3m (4.3ft) | 1.3m (4.3ft) | 1.0m (3.3ft) | 0.8m (2.6ft) | 1.0m (3.3ft) | 0.7m (2.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) |
Sea weather on Tuesday 21 July 2026
On Tuesday 21 July 2026, the sun will rise at 06:35 and will set at 21:53 on the beach(es) of Saint-Hilaire-de-Riez. The outside temperature will be a high of 79°F t and a low of 63°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 20.5mph km/h (with gusts up to 31.1mph). Wave height will be up to 2.6ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
| Outside temperature | 21°C (69°F) | 19°C (67°F) | 17°C (63°F) | 20°C (69°F) | 22°C (72°F) | 24°C (75°F) | 26°C (78°F) | 25°C (76°F) |
| Perceived temperature | 21°C (69°F) | 19°C (67°F) | 17°C (63°F) | 20°C (69°F) | 24°C (75°F) | 25°C (76°F) | 26°C (78°F) | 25°C (77°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 51% | 48% | 53% | 48% | 39% | 38% | 37% | 41% |
| Barometric pressure | 1021 hPa | 1022 hPa | 1023 hPa | 1024 hPa | 1023 hPa | 1022 hPa | 1021 hPa | 1021 hPa |
| Cloud cover | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Heat index | 21°C (69°F) | 19°C (67°F) | 17°C (63°F) | 20°C (69°F) | 24°C (75°F) | 25°C (76°F) | 26°C (78°F) | 25°C (77°F) |
| Dew point | 10°C (50°F) | 8°C (47°F) | 8°C (46°F) | 9°C (48°F) | 7°C (45°F) | 9°C (47°F) | 10°C (50°F) | 11°C (51°F) |
| Wind | ||||||||
| Speed | 33km/h (21mph) | 32km/h (20mph) | 32km/h (20mph) | 32km/h (20mph) | 30km/h (18mph) | 25km/h (15mph) | 26km/h (16mph) | 23km/h (14mph) |
| Gusts | 39km/h (24mph) | 50km/h (31mph) | 49km/h (30mph) | 43km/h (27mph) | 36km/h (22mph) | 30km/h (18mph) | 27km/h (17mph) | 29km/h (18mph) |
| Direction | 35° NE | 47° NE | 49° NE | 51° NE | 44° NE | 33° NNE | 33° NNE | 37° NE |
| Wind chill | 21°C (69°F) | 19°C (67°F) | 17°C (63°F) | 20°C (69°F) | 22°C (72°F) | 24°C (75°F) | 26°C (78°F) | 25°C (76°F) |
| Waves | ||||||||
| Height | 0.6m (1.9ft) | 0.7m (2.4ft) | 0.7m (2.4ft) | 0.8m (2.6ft) | 0.7m (2.3ft) | 0.6m (2.0ft) | 0.5m (1.7ft) | 0.5m (1.6ft) |
| Direction | 35° NE | 32° NNE | 46° NE | 57° ENE | 47° NE | 31° NNE | 275° W | 279° W |
| Period | 8.5 sec. | 11.4 sec. | 11.6 sec. | 11.6 sec. | 11.1 sec. | 3.8 sec. | 10.9 sec. | 10.6 sec. |
| Significant height | 1.0m (3.3ft) | 1.2m (3.9ft) | 1.1m (3.6ft) | 1.1m (3.6ft) | 0.9m (3ft) | 0.8m (2.6ft) | 0.7m (2.3ft) | 0.7m (2.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) |
Sea weather on Wednesday 22 July 2026
On Wednesday 22 July 2026, the sun will rise at 06:36 and will set at 21:52 on the beach(es) of Saint-Hilaire-de-Riez. The outside temperature will be a high of 76°F t and a low of 65°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 20.5mph km/h (with gusts up to 23mph). 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 | 21°C (70°F) | 19°C (65°F) | 18°C (64°F) | 22°C (71°F) | 23°C (73°F) | 22°C (71°F) | 20°C (68°F) | 23°C (74°F) |
| Perceived temperature | 21°C (70°F) | 19°C (65°F) | 18°C (64°F) | 22°C (71°F) | 24°C (76°F) | 22°C (71°F) | 20°C (68°F) | 25°C (77°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 54% | 62% | 56% | 46% | 44% | 51% | 55% | 60% |
| Barometric pressure | 1022 hPa | 1022 hPa | 1021 hPa | 1022 hPa | 1021 hPa | 1019 hPa | 1018 hPa | 1018 hPa |
| Cloud cover | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Heat index | 24°C (76°F) | 19°C (65°F) | 18°C (64°F) | 24°C (76°F) | 24°C (76°F) | 24°C (76°F) | 20°C (68°F) | 25°C (77°F) |
| Dew point | 12°C (53°F) | 11°C (52°F) | 9°C (48°F) | 10°C (49°F) | 10°C (50°F) | 11°C (52°F) | 10°C (51°F) | 15°C (59°F) |
| Wind | ||||||||
| Speed | 31km/h (19mph) | 28km/h (17mph) | 28km/h (17mph) | 24km/h (15mph) | 18km/h (11mph) | 27km/h (17mph) | 33km/h (20mph) | 29km/h (18mph) |
| Gusts | 31km/h (19mph) | 31km/h (19mph) | 31km/h (19mph) | 35km/h (22mph) | 23km/h (14mph) | 29km/h (18mph) | 37km/h (23mph) | 32km/h (20mph) |
| Direction | 38° NE | 44° NE | 52° NE | 51° NE | 18° NNE | 327° NNW | 321° NW | 352° N |
| Wind chill | 21°C (70°F) | 19°C (65°F) | 18°C (64°F) | 22°C (71°F) | 23°C (73°F) | 22°C (71°F) | 20°C (68°F) | 23°C (74°F) |
| Waves | ||||||||
| Height | 0.6m (2.0ft) | 0.7m (2.2ft) | 0.6m (2.0ft) | 0.6m (1.8ft) | 0.4m (1.2ft) | 0.4m (1.5ft) | 0.8m (2.7ft) | 0.9m (2.9ft) |
| Direction | 34° NE | 39° NE | 57° ENE | 74° ENE | 273° W | 273° W | 327° NNW | 329° NNW |
| Period | 10.4 sec. | 4.4 sec. | 10.3 sec. | 10.3 sec. | 3.4 sec. | 10.1 sec. | 10.1 sec. | 10.1 sec. |
| Significant height | 1.2m (3.9ft) | 0.9m (3ft) | 0.9m (3ft) | 0.7m (2.3ft) | 0.3m (1ft) | 0.8m (2.6ft) | 1.2m (3.9ft) | 1.1m (3.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) |
Sea weather on Thursday 23 July 2026
On Thursday 23 July 2026, the sun will rise at 06:37 and will set at 21:51 on the beach(es) of Saint-Hilaire-de-Riez. The outside temperature will be a high of 74°F t and a low of 65°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 17.4mph km/h (with gusts up to 20.5mph). 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 | 21°C (70°F) | 19°C (67°F) | 18°C (65°F) | 22°C (72°F) | 20°C (68°F) | 20°C (67°F) | 18°C (65°F) | 20°C (68°F) |
| Perceived temperature | 21°C (70°F) | 19°C (67°F) | 18°C (65°F) | 25°C (76°F) | 20°C (68°F) | 20°C (67°F) | 18°C (65°F) | 20°C (68°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 59% | 63% | 65% | 55% | 60% | 64% | 70% | 75% |
| Barometric pressure | 1019 hPa | 1019 hPa | 1019 hPa | 1020 hPa | 1020 hPa | 1019 hPa | 1019 hPa | 1019 hPa |
| Cloud cover | 0% | 14% | 0% | 0% | 0% | 0% | 0% | 0% |
| Heat index | 24°C (76°F) | 19°C (67°F) | 18°C (65°F) | 25°C (76°F) | 20°C (68°F) | 20°C (67°F) | 18°C (65°F) | 20°C (68°F) |
| Dew point | 13°C (55°F) | 12°C (54°F) | 12°C (53°F) | 13°C (55°F) | 12°C (54°F) | 13°C (55°F) | 13°C (55°F) | 15°C (59°F) |
| Wind | ||||||||
| Speed | 28km/h (17mph) | 24km/h (15mph) | 23km/h (14mph) | 17km/h (10mph) | 27km/h (17mph) | 28km/h (17mph) | 28km/h (17mph) | 26km/h (16mph) |
| Gusts | 29km/h (18mph) | 25km/h (16mph) | 26km/h (16mph) | 24km/h (15mph) | 33km/h (21mph) | 33km/h (21mph) | 32km/h (20mph) | 29km/h (18mph) |
| Direction | 31° NNE | 36° NE | 38° NE | 41° NE | 309° NW | 307° NW | 315° NW | 332° NNW |
| Wind chill | 21°C (70°F) | 19°C (67°F) | 18°C (65°F) | 22°C (72°F) | 20°C (68°F) | 20°C (67°F) | 18°C (65°F) | 20°C (68°F) |
| Waves | ||||||||
| Height | 0.7m (2.4ft) | 0.7m (2.2ft) | 0.5m (1.8ft) | 0.4m (1.4ft) | 0.4m (1.3ft) | 0.5m (1.6ft) | 0.6m (2.0ft) | 0.6m (2.0ft) |
| Direction | 331° NNW | 176° S | 146° SE | 274° W | 274° W | 302° WNW | 318° NW | 320° NW |
| Period | 9.8 sec. | 9.7 sec. | 6.7 sec. | 3.2 sec. | 9.4 sec. | 9.3 sec. | 9.1 sec. | 9.0 sec. |
| Significant height | 1.0m (3.3ft) | 0.9m (3ft) | 0.7m (2.3ft) | 0.4m (1.3ft) | 0.7m (2.3ft) | 0.8m (2.6ft) | 0.8m (2.6ft) | 0.8m (2.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 21°C (70°F) | 21°C (70°F) | 21°C (70°F) | 21°C (70°F) |
Sea weather on Friday 24 July 2026
On Friday 24 July 2026, the sun will rise at 06:38 and will set at 21:50 on the beach(es) of Saint-Hilaire-de-Riez. The outside temperature will be a high of 72°F t and a low of 65°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 13.7mph km/h (with gusts up to 19.3mph). Wave height will be up to 2ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
| Outside temperature | 21°C (69°F) | 20°C (69°F) | 21°C (69°F) | 22°C (71°F) | 21°C (69°F) | 19°C (66°F) | 18°C (65°F) | 20°C (68°F) |
| Perceived temperature | 21°C (69°F) | 20°C (69°F) | 21°C (69°F) | 22°C (71°F) | 21°C (69°F) | 19°C (66°F) | 18°C (65°F) | 20°C (68°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 70% | 61% | 62% | 62% | 61% | 66% | 72% | 78% |
| Barometric pressure | 1018 hPa | 1018 hPa | 1017 hPa | 1017 hPa | 1017 hPa | 1017 hPa | 1016 hPa | 1016 hPa |
| Cloud cover | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Heat index | 21°C (69°F) | 20°C (69°F) | 21°C (69°F) | 23°C (74°F) | 21°C (70°F) | 19°C (66°F) | 18°C (65°F) | 22°C (72°F) |
| Dew point | 15°C (59°F) | 13°C (55°F) | 13°C (56°F) | 14°C (58°F) | 13°C (55°F) | 13°C (55°F) | 13°C (56°F) | 16°C (61°F) |
| Wind | ||||||||
| Speed | 18km/h (11mph) | 10km/h (6mph) | 10km/h (6mph) | 10km/h (6mph) | 13km/h (8mph) | 18km/h (11mph) | 21km/h (13mph) | 22km/h (13mph) |
| Gusts | 31km/h (19mph) | 22km/h (13mph) | 18km/h (11mph) | 15km/h (10mph) | 27km/h (17mph) | 27km/h (17mph) | 25km/h (15mph) | 25km/h (16mph) |
| Direction | 119° ESE | 60° ENE | 133° SE | 199° SSW | 256° WSW | 274° W | 287° WNW | 289° WNW |
| Wind chill | 21°C (69°F) | 20°C (69°F) | 21°C (69°F) | 22°C (71°F) | 21°C (69°F) | 19°C (66°F) | 18°C (65°F) | 20°C (68°F) |
| Waves | ||||||||
| Height | 0.6m (2.0ft) | 0.4m (1.3ft) | 0.4m (1.3ft) | 0.4m (1.3ft) | 0.3m (1.0ft) | 0.3m (1.0ft) | 0.3m (1.0ft) | 0.4m (1.3ft) |
| Direction | 316° NW | 311° NW | 287° WNW | 189° S | 234° SW | 278° W | 278° W | 287° WNW |
| Period | 5.5 sec. | 3.8 sec. | 3.8 sec. | 3.8 sec. | 4.0 sec. | 3.0 sec. | 6.5 sec. | 8.5 sec. |
| Significant height | 0.7m (2.3ft) | 0.6m (2ft) | 0.6m (2ft) | 0.6m (2ft) | 0.5m (1.6ft) | 0.5m (1.6ft) | 0.5m (1.6ft) | 0.6m (2ft) |
| Sea water temperature | ||||||||
| Water temperature | 21°C (70°F) | 21°C (70°F) | 21°C (70°F) | 21°C (70°F) | 21°C (70°F) | 21°C (70°F) | 21°C (70°F) | 21°C (70°F) |
Sea weather on Saturday 25 July 2026
On Saturday 25 July 2026, the sun will rise at 06:39 and will set at 21:48 on the beach(es) of Saint-Hilaire-de-Riez. The outside temperature will be a high of 68°F t and a low of 61°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 24.2mph km/h (with gusts up to 31.7mph). Wave height will be up to 2.6ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
| Outside temperature | 20°C (68°F) | 19°C (66°F) | 19°C (65°F) | 19°C (67°F) | 18°C (65°F) | 19°C (66°F) | 17°C (63°F) | 18°C (65°F) |
| Perceived temperature | 20°C (68°F) | 19°C (66°F) | 19°C (65°F) | 19°C (67°F) | 18°C (65°F) | 19°C (66°F) | 17°C (63°F) | 18°C (65°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 67% | 67% | 74% | 70% | 72% | 74% | 77% | 80% |
| Barometric pressure | 1016 hPa | 1016 hPa | 1017 hPa | 1018 hPa | 1018 hPa | 1018 hPa | 1017 hPa | 1017 hPa |
| Cloud cover | 0% | 0% | 0% | 0% | 0% | 3% | 2% | 9% |
| Heat index | 21°C (70°F) | 19°C (66°F) | 19°C (65°F) | 19°C (67°F) | 18°C (65°F) | 19°C (66°F) | 17°C (63°F) | 18°C (65°F) |
| Dew point | 14°C (57°F) | 12°C (54°F) | 14°C (57°F) | 14°C (57°F) | 13°C (56°F) | 14°C (57°F) | 13°C (55°F) | 15°C (58°F) |
| Wind | ||||||||
| Speed | 22km/h (14mph) | 22km/h (14mph) | 22km/h (14mph) | 24km/h (15mph) | 27km/h (17mph) | 31km/h (19mph) | 36km/h (23mph) | 39km/h (24mph) |
| Gusts | 36km/h (22mph) | 36km/h (23mph) | 33km/h (20mph) | 31km/h (19mph) | 33km/h (21mph) | 37km/h (23mph) | 43km/h (27mph) | 51km/h (32mph) |
| Direction | 98° E | 235° SW | 345° NNW | 327° NNW | 308° NW | 294° WNW | 294° WNW | 302° WNW |
| Wind chill | 20°C (68°F) | 19°C (66°F) | 19°C (65°F) | 19°C (67°F) | 18°C (65°F) | 19°C (66°F) | 17°C (63°F) | 18°C (65°F) |
| Waves | ||||||||
| Height | 0.5m (1.6ft) | 0.6m (2.0ft) | 0.7m (2.3ft) | 0.6m (2.0ft) | 0.5m (1.6ft) | 0.6m (2.0ft) | 0.7m (2.3ft) | 0.8m (2.6ft) |
| Direction | 290° WNW | 287° WNW | 288° WNW | 288° WNW | 285° WNW | 281° W | 281° WNW | 281° W |
| Period | 8.5 sec. | 8.4 sec. | 8.4 sec. | 8.3 sec. | 8.2 sec. | 8.1 sec. | 8.1 sec. | 8.1 sec. |
| Significant height | 0.6m (2ft) | 0.7m (2.3ft) | 0.6m (2ft) | 0.6m (2ft) | 0.6m (2ft) | 0.7m (2.3ft) | 0.8m (2.6ft) | 0.8m (2.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 21°C (70°F) | 21°C (70°F) | 21°C (70°F) | 21°C (70°F) | 21°C (70°F) | 21°C (70°F) | 21°C (70°F) | 21°C (70°F) |



