Sea weather in Saint-Martin-de-Re on the Île de Ré All the beach weather in Saint-Martin-de-Re
All the essential weather information for enjoying the beach in Saint-Martin-de-Re on the Île de Ré, 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-Martin-de-Re over the next 7 days?
Discover the best moment to go to the beach in Saint-Martin-de-Re on the Île de Ré this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Saint-Martin-de-Re. 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 |
|---|---|---|---|---|
| Monday 15 December 2025 | 52°F to 56°F | 19.9mph | discouraged | all the sea weather |
| Tuesday 16 December 2025 | 54°F to 56°F | 5mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 45°F to 52°F | 5.6mph | discouraged | all the sea weather |
| Thursday 18 December 2025 | 52°F to 58°F | 19.9mph | not recommended | all the sea weather |
| Friday 19 December 2025 | 50°F to 56°F | 5.6mph | discouraged | all the sea weather |
| Saturday 20 December 2025 | 47°F to 50°F | 18.6mph | discouraged | all the sea weather |
| Sunday 21 December 2025 | 49°F to 50°F | 3.7mph | discouraged | all the sea weather |
Sea Weather: Your daily and hourly sea weather in Saint-Martin-de-Re
Sea weather on Monday 15 December 2025
On Monday 15 December 2025, the sun will rise at 08:41 and will set at 17:20 on the beach(es) of Saint-Martin-de-Re. The outside temperature will be a high of 56°F t and a low of 52°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 32.9mph). Wave height will be up to 5.2ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition |  | | |  | | | |  |
| Outside temperature | 12°C (53°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 12°C (53°F) | 13°C (55°F) | 13°C (56°F) | 13°C (56°F) |
| Perceived temperature | 8°C (47°F) | 8°C (46°F) | 7°C (45°F) | 8°C (46°F) | 8°C (47°F) | 10°C (50°F) | 10°C (51°F) | 11°C (51°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 84% | 86% | 87% | 84% | 81% | 77% | 77% | 82% |
| Barometric pressure | 1017 hPa | 1015 hPa | 1013 hPa | 1012 hPa | 1011 hPa | 1008 hPa | 1007 hPa | 1007 hPa |
| Cloud cover | 5% | 12% | 16% | 7% | 24% | 44% | 60% | 83% |
| Heat index | 12°C (53°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 12°C (53°F) | 13°C (55°F) | 13°C (56°F) | 13°C (56°F) |
| Dew point | 9°C (48°F) | 9°C (48°F) | 9°C (48°F) | 8°C (47°F) | 9°C (47°F) | 9°C (48°F) | 9°C (49°F) | 10°C (50°F) |
| Wind | ||||||||
| Speed | 35km/h (22mph) | 36km/h (22mph) | 39km/h (24mph) | 36km/h (22mph) | 35km/h (22mph) | 38km/h (23mph) | 36km/h (22mph) | 32km/h (20mph) |
| Gusts | 49km/h (31mph) | 49km/h (30mph) | 53km/h (33mph) | 49km/h (31mph) | 52km/h (32mph) | 44km/h (27mph) | 43km/h (27mph) | 33km/h (21mph) |
| Direction | 168° SSE | 166° SSE | 163° SSE | 164° SSE | 160° SSE | 156° SSE | 167° SSE | 154° SSE |
| Wind chill | 8°C (47°F) | 8°C (46°F) | 7°C (45°F) | 8°C (46°F) | 8°C (47°F) | 10°C (50°F) | 10°C (51°F) | 11°C (51°F) |
| Waves | ||||||||
| Height | 1.3m (4.3ft) | 1.4m (4.8ft) | 1.5m (5.1ft) | 1.5m (5.1ft) | 1.5m (5.0ft) | 1.5m (5.0ft) | 1.6m (5.1ft) | 1.5m (4.9ft) |
| Direction | 264° W | 262° W | 261° W | 260° W | 260° W | 259° W | 259° WSW | 258° WSW |
| Period | 13.0 sec. | 13.6 sec. | 13.7 sec. | 14.0 sec. | 13.9 sec. | 13.7 sec. | 13.5 sec. | 13.4 sec. |
| Significant height | 1.2m (3.9ft) | 1.2m (3.9ft) | 1.3m (4.3ft) | 1.3m (4.3ft) | 1.2m (3.9ft) | 1.2m (3.9ft) | 1.6m (5.2ft) | 1.0m (3.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) |
Sea weather on Tuesday 16 December 2025
On Tuesday 16 December 2025, the sun will rise at 08:42 and will set at 17:20 on the beach(es) of Saint-Martin-de-Re. 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 19.9mph km/h (with gusts up to 29.8mph). Wave height will be up to 5.2ft 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) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 13°C (55°F) | 13°C (55°F) | 13°C (56°F) |
| Perceived temperature | 10°C (50°F) | 9°C (49°F) | 9°C (49°F) | 10°C (50°F) | 10°C (50°F) | 11°C (52°F) | 12°C (53°F) | 13°C (55°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 91% | 90% | 90% | 90% | 89% | 86% | 84% | 83% |
| Barometric pressure | 1006 hPa | 1006 hPa | 1006 hPa | 1008 hPa | 1010 hPa | 1011 hPa | 1013 hPa | 1016 hPa |
| Cloud cover | 73% | 100% | 53% | 85% | 100% | 56% | 100% | 72% |
| Heat index | 13°C (55°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 13°C (55°F) | 13°C (55°F) | 13°C (56°F) |
| Dew point | 11°C (52°F) | 11°C (51°F) | 10°C (51°F) | 11°C (51°F) | 11°C (51°F) | 10°C (51°F) | 10°C (50°F) | 10°C (51°F) |
| Wind | ||||||||
| Speed | 31km/h (19mph) | 32km/h (20mph) | 28km/h (18mph) | 24km/h (15mph) | 23km/h (14mph) | 17km/h (10mph) | 12km/h (8mph) | 8km/h (5mph) |
| Gusts | 47km/h (29mph) | 48km/h (30mph) | 42km/h (26mph) | 39km/h (24mph) | 36km/h (22mph) | 27km/h (17mph) | 21km/h (13mph) | 14km/h (8mph) |
| Direction | 144° SE | 142° SE | 146° SSE | 158° SSE | 170° S | 184° S | 186° S | 191° SSW |
| Wind chill | 10°C (50°F) | 9°C (49°F) | 9°C (49°F) | 10°C (50°F) | 10°C (50°F) | 11°C (52°F) | 12°C (53°F) | 13°C (55°F) |
| Waves | ||||||||
| Height | 1.5m (5.0ft) | 1.6m (5.2ft) | 1.6m (5.2ft) | 1.5m (5.1ft) | 1.5m (4.9ft) | 1.5m (4.9ft) | 1.5m (4.8ft) | 1.4m (4.7ft) |
| Direction | 258° WSW | 258° WSW | 258° WSW | 259° W | 260° W | 261° W | 261° W | 261° W |
| Period | 13.4 sec. | 13.4 sec. | 13.9 sec. | 14.1 sec. | 13.8 sec. | 13.9 sec. | 14.1 sec. | 14.2 sec. |
| Significant height | 1.1m (3.6ft) | 1.0m (3.3ft) | 0.9m (3ft) | 0.8m (2.6ft) | 0.6m (2ft) | 0.3m (1ft) | 0.2m (0.7ft) | 0.3m (1ft) |
| Sea water temperature | ||||||||
| Water temperature | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) |
Sea weather on Wednesday 17 December 2025
On Wednesday 17 December 2025, the sun will rise at 08:43 and will set at 17:21 on the beach(es) of Saint-Martin-de-Re. 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 4.6ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 11°C (53°F) | 11°C (51°F) | 11°C (51°F) | 10°C (50°F) | 9°C (49°F) | 8°C (46°F) | 10°C (49°F) | 11°C (51°F) |
| Perceived temperature | 9°C (48°F) | 8°C (47°F) | 8°C (47°F) | 7°C (45°F) | 7°C (45°F) | 7°C (44°F) | 10°C (49°F) | 10°C (49°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 91% | 88% | 86% | 84% | 79% | 71% | 70% | 73% |
| Barometric pressure | 1018 hPa | 1019 hPa | 1021 hPa | 1023 hPa | 1024 hPa | 1023 hPa | 1023 hPa | 1023 hPa |
| Cloud cover | 79% | 78% | 96% | 69% | 25% | 1% | 11% | 6% |
| Heat index | 11°C (53°F) | 11°C (51°F) | 11°C (51°F) | 10°C (50°F) | 9°C (49°F) | 8°C (46°F) | 10°C (49°F) | 11°C (51°F) |
| Dew point | 10°C (50°F) | 9°C (48°F) | 8°C (47°F) | 7°C (45°F) | 6°C (43°F) | 3°C (37°F) | 4°C (40°F) | 6°C (43°F) |
| Wind | ||||||||
| Speed | 23km/h (14mph) | 21km/h (13mph) | 18km/h (11mph) | 19km/h (12mph) | 14km/h (9mph) | 6km/h (4mph) | 2km/h (1mph) | 9km/h (6mph) |
| Gusts | 33km/h (21mph) | 29km/h (18mph) | 25km/h (15mph) | 26km/h (16mph) | 21km/h (13mph) | 13km/h (8mph) | 4km/h (2mph) | 14km/h (8mph) |
| Direction | 5° N | 17° NNE | 2° N | 360° N | 2° N | 360° N | 146° SSE | 237° WSW |
| Wind chill | 9°C (48°F) | 8°C (47°F) | 8°C (47°F) | 7°C (45°F) | 7°C (45°F) | 7°C (44°F) | 10°C (49°F) | 10°C (49°F) |
| Waves | ||||||||
| Height | 1.4m (4.7ft) | 1.4m (4.6ft) | 1.4m (4.7ft) | 1.4m (4.7ft) | 1.4m (4.7ft) | 1.4m (4.6ft) | 1.3m (4.4ft) | 1.3m (4.2ft) |
| Direction | 261° W | 260° W | 261° W | 261° W | 260° W | 260° W | 260° W | 260° W |
| Period | 14.1 sec. | 14.1 sec. | 14.0 sec. | 14.0 sec. | 13.9 sec. | 13.8 sec. | 13.6 sec. | 13.5 sec. |
| Significant height | 0.4m (1.3ft) | 0.5m (1.6ft) | 0.5m (1.6ft) | 0.3m (1ft) | 0.2m (0.7ft) | 0.1m (0.3ft) | 0.1m (0.3ft) | 0.1m (0.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) |
Sea weather on Thursday 18 December 2025
On Thursday 18 December 2025, the sun will rise at 08:43 and will set at 17:21 on the beach(es) of Saint-Martin-de-Re. The outside temperature will be a high of 58°F t and a low of 52°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 25.5mph km/h (with gusts up to 31.1mph). Wave height will be up to 7.2ft 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) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (53°F) | 13°C (55°F) | 13°C (56°F) | 13°C (55°F) |
| Perceived temperature | 9°C (49°F) | 9°C (48°F) | 8°C (46°F) | 7°C (45°F) | 8°C (46°F) | 10°C (50°F) | 11°C (51°F) | 10°C (50°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 78% | 85% | 87% | 87% | 83% | 76% | 80% | 88% |
| Barometric pressure | 1022 hPa | 1021 hPa | 1018 hPa | 1016 hPa | 1015 hPa | 1012 hPa | 1013 hPa | 1013 hPa |
| Cloud cover | 13% | 18% | 25% | 31% | 17% | 100% | 99% | 100% |
| Heat index | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (53°F) | 13°C (55°F) | 13°C (56°F) | 13°C (55°F) |
| Dew point | 8°C (46°F) | 9°C (48°F) | 9°C (48°F) | 9°C (48°F) | 9°C (48°F) | 9°C (48°F) | 10°C (50°F) | 11°C (51°F) |
| Wind | ||||||||
| Speed | 15km/h (9mph) | 22km/h (14mph) | 30km/h (19mph) | 36km/h (22mph) | 41km/h (26mph) | 40km/h (25mph) | 39km/h (24mph) | 32km/h (20mph) |
| Gusts | 21km/h (13mph) | 32km/h (20mph) | 42km/h (26mph) | 50km/h (31mph) | 47km/h (29mph) | 43km/h (27mph) | 45km/h (28mph) | 47km/h (29mph) |
| Direction | 173° S | 162° SSE | 161° SSE | 164° SSE | 169° SSE | 168° SSE | 208° SSW | 205° SSW |
| Wind chill | 9°C (49°F) | 9°C (48°F) | 8°C (46°F) | 7°C (45°F) | 8°C (46°F) | 10°C (50°F) | 11°C (51°F) | 10°C (50°F) |
| Waves | ||||||||
| Height | 1.1m (3.8ft) | 1.0m (3.4ft) | 1.0m (3.3ft) | 1.2m (3.8ft) | 1.5m (5.1ft) | 1.9m (6.3ft) | 2.1m (7.0ft) | 2.2m (7.1ft) |
| Direction | 261° W | 262° W | 262° W | 263° W | 254° WSW | 254° WSW | 254° WSW | 255° WSW |
| Period | 13.3 sec. | 12.9 sec. | 12.7 sec. | 12.6 sec. | 12.6 sec. | 21.1 sec. | 20.0 sec. | 19.0 sec. |
| Significant height | 0.3m (1ft) | 0.5m (1.6ft) | 1.5m (4.9ft) | 1.7m (5.6ft) | 1.7m (5.6ft) | 1.2m (3.9ft) | 1.1m (3.6ft) | 1.0m (3.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) |
Sea weather on Friday 19 December 2025
On Friday 19 December 2025, the sun will rise at 08:44 and will set at 17:21 on the beach(es) of Saint-Martin-de-Re. The outside temperature will be a high of 56°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. The sea will be generally calm, with a wind speed of up to 18.6mph km/h (with gusts up to 28mph). Wave height will be up to 10.5ft 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 (53°F) | 12°C (53°F) | 12°C (53°F) | 10°C (49°F) | 10°C (51°F) | 10°C (50°F) | 10°C (49°F) |
| Perceived temperature | 10°C (51°F) | 9°C (49°F) | 10°C (49°F) | 9°C (48°F) | 7°C (44°F) | 8°C (46°F) | 8°C (47°F) | 8°C (47°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 87% | 83% | 72% | 74% | 73% | 65% | 64% | 67% |
| Barometric pressure | 1014 hPa | 1015 hPa | 1017 hPa | 1018 hPa | 1021 hPa | 1022 hPa | 1023 hPa | 1023 hPa |
| Cloud cover | 100% | 100% | 100% | 83% | 5% | 22% | 28% | 26% |
| Heat index | 13°C (55°F) | 12°C (53°F) | 12°C (53°F) | 12°C (53°F) | 10°C (49°F) | 10°C (51°F) | 10°C (50°F) | 10°C (49°F) |
| Dew point | 11°C (52°F) | 9°C (48°F) | 7°C (44°F) | 7°C (45°F) | 5°C (41°F) | 4°C (39°F) | 4°C (38°F) | 4°C (39°F) |
| Wind | ||||||||
| Speed | 30km/h (19mph) | 27km/h (17mph) | 19km/h (12mph) | 22km/h (14mph) | 19km/h (12mph) | 17km/h (11mph) | 14km/h (9mph) | 9km/h (6mph) |
| Gusts | 45km/h (28mph) | 37km/h (23mph) | 27km/h (17mph) | 32km/h (20mph) | 30km/h (19mph) | 27km/h (17mph) | 22km/h (14mph) | 15km/h (9mph) |
| Direction | 254° WSW | 298° WNW | 281° WNW | 323° NW | 345° NNW | 352° N | 122° ESE | 26° NNE |
| Wind chill | 10°C (51°F) | 9°C (49°F) | 10°C (49°F) | 9°C (48°F) | 7°C (44°F) | 8°C (46°F) | 8°C (47°F) | 8°C (47°F) |
| Waves | ||||||||
| Height | 2.1m (7.0ft) | 2.7m (8.7ft) | 2.8m (9.1ft) | 3.1m (10.0ft) | 3.2m (10.3ft) | 3.1m (10.2ft) | 3.0m (9.8ft) | 2.8m (9.2ft) |
| Direction | 255° WSW | 249° WSW | 250° WSW | 250° WSW | 249° WSW | 248° WSW | 250° WSW | 250° WSW |
| Period | 18.7 sec. | 18.9 sec. | 17.9 sec. | 17.7 sec. | 17.5 sec. | 17.1 sec. | 16.3 sec. | 15.8 sec. |
| Significant height | 1.0m (3.3ft) | 0.6m (2ft) | 0.6m (2ft) | 0.4m (1.3ft) | 0.3m (1ft) | 0.3m (1ft) | 0.5m (1.6ft) | 0.6m (2ft) |
| Sea water temperature | ||||||||
| Water temperature | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) |
Sea weather on Saturday 20 December 2025
On Saturday 20 December 2025, the sun will rise at 08:44 and will set at 17:22 on the beach(es) of Saint-Martin-de-Re. 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 18.6mph km/h (with gusts up to 26.1mph). Wave height will be up to 8.5ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition |  | | | | | | | |
| Outside temperature | 9°C (49°F) | 9°C (48°F) | 9°C (48°F) | 9°C (47°F) | 8°C (47°F) | 9°C (48°F) | 10°C (50°F) | 10°C (50°F) |
| Perceived temperature | 8°C (47°F) | 7°C (45°F) | 7°C (44°F) | 6°C (43°F) | 6°C (42°F) | 6°C (43°F) | 7°C (44°F) | 7°C (44°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 71% | 73% | 74% | 75% | 73% | 71% | 72% | 74% |
| Barometric pressure | 1023 hPa | 1022 hPa | 1021 hPa | 1020 hPa | 1018 hPa | 1016 hPa | 1014 hPa | 1012 hPa |
| Cloud cover | 19% | 10% | 9% | 5% | 9% | 37% | 59% | 62% |
| Heat index | 9°C (49°F) | 9°C (48°F) | 9°C (48°F) | 9°C (47°F) | 8°C (47°F) | 9°C (48°F) | 10°C (50°F) | 10°C (50°F) |
| Dew point | 4°C (40°F) | 4°C (40°F) | 4°C (40°F) | 4°C (40°F) | 4°C (39°F) | 4°C (40°F) | 5°C (41°F) | 6°C (42°F) |
| Wind | ||||||||
| Speed | 9km/h (5mph) | 10km/h (6mph) | 13km/h (8mph) | 16km/h (10mph) | 18km/h (11mph) | 21km/h (13mph) | 25km/h (15mph) | 30km/h (18mph) |
| Gusts | 13km/h (8mph) | 14km/h (9mph) | 18km/h (11mph) | 23km/h (14mph) | 27km/h (17mph) | 31km/h (19mph) | 37km/h (23mph) | 42km/h (26mph) |
| Direction | 79° ENE | 118° ESE | 136° SE | 147° SSE | 160° SSE | 173° S | 176° S | 170° S |
| Wind chill | 8°C (47°F) | 7°C (45°F) | 7°C (44°F) | 6°C (43°F) | 6°C (42°F) | 6°C (43°F) | 7°C (44°F) | 7°C (44°F) |
| Waves | ||||||||
| Height | 2.6m (8.5ft) | 2.4m (7.9ft) | 2.2m (7.2ft) | 2.0m (6.6ft) | 1.8m (5.9ft) | 1.7m (5.6ft) | 1.6m (5.2ft) | 1.6m (5.2ft) |
| Direction | 251° WSW | 253° WSW | 254° WSW | 255° WSW | 255° WSW | 256° WSW | 257° WSW | 258° WSW |
| Period | 15.5 sec. | 15.1 sec. | 14.7 sec. | 14.5 sec. | 14.3 sec. | 14.1 sec. | 13.7 sec. | 13.4 sec. |
| Significant height | 0.8m (2.6ft) | 0.7m (2.3ft) | 0.6m (2ft) | 0.5m (1.6ft) | 0.4m (1.3ft) | 0.4m (1.3ft) | 0.7m (2.3ft) | 0.7m (2.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) |
Sea weather on Sunday 21 December 2025
On Sunday 21 December 2025, the sun will rise at 08:45 and will set at 17:22 on the beach(es) of Saint-Martin-de-Re. The outside temperature will be a high of 50°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 20.5mph km/h (with gusts up to 28mph). 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 | 10°C (50°F) | 10°C (51°F) | 10°C (50°F) | 10°C (49°F) | 9°C (49°F) | 9°C (49°F) | 9°C (49°F) | 9°C (49°F) |
| Perceived temperature | 7°C (44°F) | 7°C (44°F) | 7°C (45°F) | 7°C (45°F) | 7°C (44°F) | 8°C (46°F) | 9°C (48°F) | 8°C (47°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 76% | 78% | 83% | 83% | 77% | 71% | 68% | 71% |
| Barometric pressure | 1011 hPa | 1009 hPa | 1008 hPa | 1008 hPa | 1009 hPa | 1008 hPa | 1009 hPa | 1009 hPa |
| Cloud cover | 62% | 87% | 100% | 94% | 64% | 42% | 79% | 65% |
| Heat index | 10°C (50°F) | 10°C (51°F) | 10°C (50°F) | 10°C (49°F) | 9°C (49°F) | 9°C (49°F) | 9°C (49°F) | 9°C (49°F) |
| Dew point | 6°C (43°F) | 7°C (44°F) | 7°C (45°F) | 7°C (44°F) | 5°C (42°F) | 4°C (40°F) | 4°C (39°F) | 4°C (40°F) |
| Wind | ||||||||
| Speed | 33km/h (20mph) | 33km/h (20mph) | 22km/h (14mph) | 18km/h (11mph) | 15km/h (9mph) | 10km/h (6mph) | 4km/h (3mph) | 6km/h (4mph) |
| Gusts | 45km/h (28mph) | 45km/h (28mph) | 31km/h (19mph) | 24km/h (15mph) | 21km/h (13mph) | 15km/h (10mph) | 7km/h (4mph) | 10km/h (6mph) |
| Direction | 168° SSE | 170° S | 205° SSW | 305° NW | 346° NNW | 340° NNW | 155° SSE | 110° ESE |
| Wind chill | 7°C (44°F) | 7°C (44°F) | 7°C (45°F) | 7°C (45°F) | 7°C (44°F) | 8°C (46°F) | 9°C (48°F) | 8°C (47°F) |
| Waves | ||||||||
| Height | 1.5m (4.9ft) | 1.4m (4.6ft) | 1.3m (4.3ft) | 1.4m (4.6ft) | 1.4m (4.6ft) | 1.3m (4.3ft) | 1.4m (4.6ft) | 1.4m (4.6ft) |
| Direction | 258° WSW | 258° WSW | 259° WSW | 259° WSW | 260° W | 261° W | 262° W | 263° W |
| Period | 13.2 sec. | 13.0 sec. | 12.5 sec. | 12.2 sec. | 12.2 sec. | 12.2 sec. | 12.2 sec. | 12.1 sec. |
| Significant height | 0.6m (2ft) | 0.4m (1.3ft) | 0.6m (2ft) | 0.7m (2.3ft) | 0.5m (1.6ft) | 0.4m (1.3ft) | 0.5m (1.6ft) | 0.5m (1.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) | 13°C (55°F) |