Sea weather in Portland in the United States (USA) All the beach weather in Portland
All the essential weather information for enjoying the beach in Portland in the United States (USA), 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 Portland over the next 7 days?
Discover the best moment to go to the beach in Portland in the United States (USA) this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Portland. 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 29 December 2024 | 47°F to 49°F | 13.1mph | discouraged | all the sea weather |
| Monday 30 December 2024 | 43°F to 49°F | 8.1mph | recommended | all the sea weather |
| Tuesday 31 December 2024 | 41°F to 47°F | 12.4mph | discouraged | all the sea weather |
| Wednesday 1 January 2025 | 41°F to 52°F | 21.8mph | not recommended | all the sea weather |
| Thursday 2 January 2025 | 49°F to 52°F | 10.6mph | discouraged | all the sea weather |
| Friday 3 January 2025 | 47°F to 52°F | 23.6mph | discouraged | all the sea weather |
| Saturday 4 January 2025 | 47°F to 50°F | 5mph | discouraged | all the sea weather |
Sea Weather: Your daily and hourly sea weather in Portland
Sea weather on Sunday 29 December 2024
On Sunday 29 December 2024, the sun will rise at 07:51 and will set at 16:35 on the beach(es) of Portland. The outside temperature will be a high of 49°F t and a low of 47°F. Precipitation is in the forecast (0.2in 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 18mph km/h (with gusts up to 26.7mph). Wave height will be up to 11.8ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition |  |  | |  | | | | |
| Outside temperature | 9°C (47°F) | 8°C (46°F) | 8°C (46°F) | 8°C (47°F) | 9°C (47°F) | 9°C (47°F) | 8°C (47°F) | 9°C (47°F) |
| Perceived temperature | 9°C (47°F) | 7°C (45°F) | 7°C (44°F) | 6°C (43°F) | 5°C (40°F) | 5°C (41°F) | 5°C (40°F) | 5°C (42°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 89% | 87% | 86% | 87% | 79% | 72% | 72% | 69% |
| Barometric pressure | 1007 hPa | 1006 hPa | 1006 hPa | 1008 hPa | 1011 hPa | 1014 hPa | 1017 hPa | 1019 hPa |
| Cloud cover | 100% | 100% | 100% | 99% | 57% | 54% | 73% | 100% |
| Heat index | 9°C (47°F) | 8°C (46°F) | 8°C (46°F) | 8°C (47°F) | 9°C (47°F) | 9°C (47°F) | 8°C (47°F) | 9°C (47°F) |
| Dew point | 7°C (44°F) | 6°C (42°F) | 5°C (42°F) | 6°C (43°F) | 5°C (41°F) | 4°C (39°F) | 3°C (38°F) | 3°C (38°F) |
| Wind | ||||||||
| Speed | 3km/h (2mph) | 5km/h (3mph) | 5km/h (3mph) | 15km/h (9mph) | 29km/h (18mph) | 28km/h (18mph) | 24km/h (15mph) | 21km/h (13mph) |
| Gusts | 4km/h (3mph) | 7km/h (5mph) | 7km/h (4mph) | 21km/h (13mph) | 43km/h (27mph) | 34km/h (21mph) | 38km/h (24mph) | 37km/h (23mph) |
| Direction | 110° ESE | 48° NE | 149° SSE | 183° S | 299° WNW | 272° W | 259° W | 222° SW |
| Wind chill | 9°C (47°F) | 7°C (45°F) | 7°C (44°F) | 6°C (43°F) | 5°C (40°F) | 5°C (41°F) | 5°C (40°F) | 5°C (42°F) |
| Waves | ||||||||
| Height | 3.6m (12.0ft) | 3.2m (10.6ft) | 2.9m (9.4ft) | 2.6m (8.6ft) | 2.5m (8.2ft) | 2.5m (8.2ft) | 2.5m (8.1ft) | 2.4m (7.9ft) |
| Direction | 276° W | 276° W | 277° W | 275° W | 278° W | 280° W | 280° W | 278° W |
| Period | 14.8 sec. | 14.5 sec. | 14.1 sec. | 14.0 sec. | 14.2 sec. | 13.9 sec. | 14.1 sec. | 13.6 sec. |
| Significant height | 0.1m (0.3ft) | 0.1m (0.3ft) | 0.1m (0.3ft) | 0.2m (0.7ft) | 1.0m (3.3ft) | 1.0m (3.3ft) | 0.8m (2.6ft) | 0.9m (3ft) |
| Sea water temperature | ||||||||
| Water temperature | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) |
Sea weather on Monday 30 December 2024
On Monday 30 December 2024, the sun will rise at 07:51 and will set at 16:36 on the beach(es) of Portland. The outside temperature will be a high of 49°F t and a low of 43°F. Precipitation is in the forecast (0.2in 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 11.2mph km/h (with gusts up to 20.5mph). Wave height will be up to 8.2ft 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) | 9°C (47°F) | 8°C (47°F) | 8°C (47°F) | 7°C (45°F) | 7°C (44°F) |
| Perceived temperature | 6°C (43°F) | 6°C (43°F) | 6°C (42°F) | 6°C (42°F) | 5°C (42°F) | 6°C (42°F) | 5°C (40°F) | 4°C (40°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 77% | 77% | 75% | 79% | 79% | 78% | 81% | 85% |
| Barometric pressure | 1021 hPa | 1023 hPa | 1025 hPa | 1026 hPa | 1027 hPa | 1027 hPa | 1027 hPa | 1027 hPa |
| Cloud cover | 50% | 77% | 54% | 78% | 86% | 87% | 71% | 72% |
| Heat index | 8°C (47°F) | 8°C (47°F) | 8°C (47°F) | 9°C (47°F) | 8°C (47°F) | 8°C (47°F) | 7°C (45°F) | 7°C (44°F) |
| Dew point | 4°C (40°F) | 4°C (40°F) | 4°C (39°F) | 5°C (41°F) | 5°C (41°F) | 4°C (40°F) | 4°C (40°F) | 4°C (40°F) |
| Wind | ||||||||
| Speed | 14km/h (9mph) | 12km/h (7mph) | 14km/h (9mph) | 18km/h (11mph) | 18km/h (11mph) | 14km/h (9mph) | 15km/h (10mph) | 13km/h (8mph) |
| Gusts | 21km/h (13mph) | 19km/h (12mph) | 22km/h (14mph) | 33km/h (20mph) | 27km/h (17mph) | 24km/h (15mph) | 26km/h (16mph) | 20km/h (12mph) |
| Direction | 228° SW | 271° W | 262° W | 249° WSW | 226° SW | 210° SSW | 183° S | 146° SSE |
| Wind chill | 6°C (43°F) | 6°C (43°F) | 6°C (42°F) | 6°C (42°F) | 5°C (42°F) | 6°C (42°F) | 5°C (40°F) | 4°C (40°F) |
| Waves | ||||||||
| Height | 2.4m (7.8ft) | 2.4m (7.7ft) | 2.5m (8.1ft) | 2.4m (8.0ft) | 2.3m (7.7ft) | 2.2m (7.4ft) | 2.1m (7.0ft) | 2.0m (6.7ft) |
| Direction | 279° W | 279° W | 276° W | 276° W | 276° W | 277° W | 277° W | 275° W |
| Period | 13.3 sec. | 13.2 sec. | 12.9 sec. | 12.5 sec. | 12.5 sec. | 12.4 sec. | 12.3 sec. | 12.1 sec. |
| Significant height | 0.7m (2.3ft) | 0.7m (2.3ft) | 0.7m (2.3ft) | 0.4m (1.3ft) | 0.6m (2ft) | 0.6m (2ft) | 0.4m (1.3ft) | 0.4m (1.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) |
Sea weather on Tuesday 31 December 2024
On Tuesday 31 December 2024, the sun will rise at 07:51 and will set at 16:37 on the beach(es) of Portland. The outside temperature will be a high of 47°F t and a low of 41°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 13.1mph km/h (with gusts up to 19.9mph). Wave height will be up to 6.6ft 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) | 5°C (42°F) | 6°C (42°F) | 7°C (45°F) | 8°C (46°F) | 6°C (43°F) | 5°C (42°F) |
| Perceived temperature | 4°C (39°F) | 4°C (39°F) | 3°C (38°F) | 3°C (37°F) | 5°C (41°F) | 5°C (41°F) | 2°C (36°F) | 2°C (35°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 83% | 82% | 81% | 80% | 76% | 74% | 83% | 89% |
| Barometric pressure | 1027 hPa | 1026 hPa | 1026 hPa | 1025 hPa | 1024 hPa | 1023 hPa | 1021 hPa | 1020 hPa |
| Cloud cover | 44% | 27% | 27% | 100% | 100% | 100% | 100% | 100% |
| Heat index | 7°C (44°F) | 6°C (43°F) | 5°C (42°F) | 6°C (42°F) | 7°C (45°F) | 8°C (46°F) | 6°C (43°F) | 5°C (42°F) |
| Dew point | 4°C (39°F) | 3°C (38°F) | 2°C (36°F) | 2°C (36°F) | 3°C (38°F) | 3°C (38°F) | 3°C (38°F) | 4°C (39°F) |
| Wind | ||||||||
| Speed | 12km/h (8mph) | 10km/h (6mph) | 10km/h (6mph) | 14km/h (9mph) | 13km/h (8mph) | 17km/h (10mph) | 21km/h (13mph) | 20km/h (12mph) |
| Gusts | 20km/h (12mph) | 16km/h (10mph) | 16km/h (10mph) | 21km/h (13mph) | 18km/h (11mph) | 24km/h (15mph) | 32km/h (20mph) | 28km/h (17mph) |
| Direction | 132° SE | 126° SE | 124° SE | 118° ESE | 145° SE | 169° SSE | 141° SE | 137° SE |
| Wind chill | 4°C (39°F) | 4°C (39°F) | 3°C (38°F) | 3°C (37°F) | 5°C (41°F) | 5°C (41°F) | 2°C (36°F) | 2°C (35°F) |
| Waves | ||||||||
| Height | 1.9m (6.3ft) | 1.8m (6.0ft) | 1.7m (5.5ft) | 1.5m (5.1ft) | 1.4m (4.6ft) | 1.3m (4.4ft) | 1.5m (4.9ft) | 2.0m (6.5ft) |
| Direction | 275° W | 275° W | 276° W | 276° W | 276° W | 276° W | 275° W | 258° WSW |
| Period | 11.9 sec. | 11.9 sec. | 11.8 sec. | 11.7 sec. | 11.5 sec. | 11.3 sec. | 6.6 sec. | 8.8 sec. |
| Significant height | 0.5m (1.6ft) | 0.4m (1.3ft) | 0.3m (1ft) | 0.4m (1.3ft) | 0.4m (1.3ft) | 0.8m (2.6ft) | 0.9m (3ft) | 0.9m (3ft) |
| Sea water temperature | ||||||||
| Water temperature | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) |
Sea weather on Wednesday 1 January 2025
On Wednesday 1 January 2025, the sun will rise at 07:51 and will set at 16:38 on the beach(es) of Portland. The outside temperature will be a high of 52°F t and a low of 41°F. Precipitation is in the forecast (0.3in 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 36.7mph km/h (with gusts up to 41mph). Wave height will be up to 12.5ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 6°C (43°F) | 6°C (42°F) | 6°C (42°F) | 7°C (45°F) | 10°C (50°F) | 10°C (50°F) | 10°C (51°F) | 11°C (51°F) |
| Perceived temperature | 2°C (35°F) | 2°C (36°F) | 2°C (36°F) | 3°C (38°F) | 5°C (41°F) | 6°C (42°F) | 6°C (43°F) | 7°C (45°F) |
| Precipitation | 0in | 0.1in | 0.1in | 0.1in | 0in | 0in | 0in | 0in |
| Humidity | 90% | 90% | 90% | 92% | 94% | 97% | 97% | 94% |
| Barometric pressure | 1019 hPa | 1017 hPa | 1015 hPa | 1013 hPa | 1013 hPa | 1013 hPa | 1014 hPa | 1016 hPa |
| Cloud cover | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% |
| Heat index | 6°C (43°F) | 6°C (42°F) | 6°C (42°F) | 7°C (45°F) | 10°C (50°F) | 10°C (50°F) | 10°C (51°F) | 11°C (51°F) |
| Dew point | 4°C (40°F) | 4°C (40°F) | 4°C (40°F) | 6°C (43°F) | 9°C (48°F) | 10°C (49°F) | 10°C (50°F) | 10°C (49°F) |
| Wind | ||||||||
| Speed | 26km/h (16mph) | 17km/h (11mph) | 21km/h (13mph) | 26km/h (16mph) | 59km/h (37mph) | 50km/h (31mph) | 48km/h (30mph) | 35km/h (22mph) |
| Gusts | 37km/h (23mph) | 25km/h (16mph) | 32km/h (20mph) | 41km/h (25mph) | 66km/h (41mph) | 54km/h (34mph) | 52km/h (32mph) | 39km/h (25mph) |
| Direction | 146° SSE | 126° SE | 122° ESE | 148° SSE | 194° SSW | 199° SSW | 201° SSW | 217° SW |
| Wind chill | 2°C (35°F) | 2°C (36°F) | 2°C (36°F) | 3°C (38°F) | 5°C (41°F) | 6°C (42°F) | 6°C (43°F) | 7°C (45°F) |
| Waves | ||||||||
| Height | 2.4m (7.9ft) | 2.6m (8.5ft) | 2.8m (9.1ft) | 3.8m (12.6ft) | 3.4m (11.3ft) | 3.3m (10.7ft) | 3.1m (10.2ft) | 2.9m (9.5ft) |
| Direction | 262° W | 261° W | 253° WSW | 236° SW | 236° WSW | 279° W | 280° W | 279° W |
| Period | 9.5 sec. | 9.8 sec. | 9.9 sec. | 13.4 sec. | 13.1 sec. | 15.9 sec. | 15.3 sec. | 14.8 sec. |
| Significant height | 0.9m (3ft) | 0.9m (3ft) | 0.9m (3ft) | 2.6m (8.5ft) | 1.4m (4.6ft) | 1.0m (3.3ft) | 0.3m (1ft) | 0.2m (0.7ft) |
| Sea water temperature | ||||||||
| Water temperature | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) |
Sea weather on Thursday 2 January 2025
On Thursday 2 January 2025, the sun will rise at 07:51 and will set at 16:39 on the beach(es) of Portland. The outside temperature will be a high of 52°F t and a low of 49°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 13.1mph km/h (with gusts up to 19.9mph). Wave height will be up to 8.9ft 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) | 10°C (51°F) | 9°C (49°F) | 9°C (48°F) | 10°C (49°F) | 9°C (49°F) | 9°C (47°F) | 9°C (49°F) |
| Perceived temperature | 8°C (46°F) | 8°C (47°F) | 7°C (45°F) | 7°C (45°F) | 8°C (47°F) | 8°C (46°F) | 6°C (43°F) | 7°C (44°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 84% | 82% | 86% | 85% | 89% | 89% | 89% | 90% |
| Barometric pressure | 1019 hPa | 1021 hPa | 1020 hPa | 1020 hPa | 1020 hPa | 1017 hPa | 1015 hPa | 1014 hPa |
| Cloud cover | 100% | 51% | 87% | 100% | 100% | 100% | 100% | 100% |
| Heat index | 11°C (51°F) | 10°C (51°F) | 9°C (49°F) | 9°C (48°F) | 10°C (49°F) | 9°C (49°F) | 9°C (47°F) | 9°C (49°F) |
| Dew point | 8°C (46°F) | 7°C (45°F) | 7°C (45°F) | 7°C (44°F) | 8°C (46°F) | 8°C (46°F) | 7°C (44°F) | 8°C (46°F) |
| Wind | ||||||||
| Speed | 21km/h (13mph) | 16km/h (10mph) | 15km/h (9mph) | 11km/h (7mph) | 9km/h (6mph) | 12km/h (7mph) | 17km/h (11mph) | 17km/h (11mph) |
| Gusts | 32km/h (20mph) | 25km/h (15mph) | 24km/h (15mph) | 18km/h (11mph) | 14km/h (9mph) | 19km/h (12mph) | 29km/h (18mph) | 29km/h (18mph) |
| Direction | 232° SW | 224° SW | 162° SSE | 113° ESE | 140° SE | 93° E | 104° ESE | 118° ESE |
| Wind chill | 8°C (46°F) | 8°C (47°F) | 7°C (45°F) | 7°C (45°F) | 8°C (47°F) | 8°C (46°F) | 6°C (43°F) | 7°C (44°F) |
| Waves | ||||||||
| Height | 2.7m (8.8ft) | 2.5m (8.3ft) | 2.4m (7.8ft) | 2.4m (7.8ft) | 2.5m (8.1ft) | 2.4m (7.8ft) | 2.3m (7.7ft) | 2.3m (7.5ft) |
| Direction | 280° W | 280° W | 279° W | 280° W | 279° W | 277° W | 282° WNW | 283° WNW |
| Period | 14.4 sec. | 14.3 sec. | 13.7 sec. | 13.5 sec. | 13.4 sec. | 13.0 sec. | 14.1 sec. | 14.3 sec. |
| Significant height | 0.2m (0.7ft) | 0.2m (0.7ft) | 0.3m (1ft) | 1.2m (3.9ft) | 1.1m (3.6ft) | 0.5m (1.6ft) | 0.3m (1ft) | 0.5m (1.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 8°C (47°F) | 8°C (47°F) | 8°C (47°F) | 8°C (47°F) | 8°C (47°F) | 8°C (47°F) | 8°C (47°F) | 8°C (47°F) |
Sea weather on Friday 3 January 2025
On Friday 3 January 2025, the sun will rise at 07:51 and will set at 16:40 on the beach(es) of Portland. The outside temperature will be a high of 52°F t and a low of 47°F. Precipitation is in the forecast (0.6in 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 23.6mph km/h (with gusts up to 32.9mph). Wave height will be up to 10.2ft 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) | 11°C (51°F) | 11°C (51°F) | 10°C (51°F) | 10°C (49°F) | 9°C (49°F) | 9°C (48°F) | 8°C (47°F) |
| Perceived temperature | 7°C (45°F) | 8°C (46°F) | 7°C (45°F) | 7°C (45°F) | 6°C (42°F) | 5°C (41°F) | 5°C (40°F) | 4°C (39°F) |
| Precipitation | 0.1in | 0.2in | 0.1in | 0in | 0in | 0in | 0in | 0.1in |
| Humidity | 92% | 96% | 95% | 86% | 87% | 90% | 84% | 84% |
| Barometric pressure | 1011 hPa | 1008 hPa | 1007 hPa | 1008 hPa | 1007 hPa | 1006 hPa | 1009 hPa | 1011 hPa |
| Cloud cover | 100% | 100% | 100% | 73% | 87% | 100% | 100% | 100% |
| Heat index | 10°C (50°F) | 11°C (51°F) | 11°C (51°F) | 10°C (51°F) | 10°C (49°F) | 9°C (49°F) | 9°C (48°F) | 8°C (47°F) |
| Dew point | 9°C (47°F) | 10°C (50°F) | 10°C (50°F) | 8°C (47°F) | 8°C (46°F) | 8°C (46°F) | 6°C (44°F) | 6°C (43°F) |
| Wind | ||||||||
| Speed | 17km/h (11mph) | 24km/h (15mph) | 30km/h (19mph) | 32km/h (20mph) | 35km/h (22mph) | 36km/h (22mph) | 36km/h (23mph) | 38km/h (24mph) |
| Gusts | 33km/h (20mph) | 41km/h (25mph) | 45km/h (28mph) | 48km/h (30mph) | 53km/h (33mph) | 46km/h (29mph) | 41km/h (26mph) | 43km/h (27mph) |
| Direction | 112° ESE | 161° SSE | 206° SSW | 198° SSW | 183° S | 189° S | 235° SW | 236° WSW |
| Wind chill | 7°C (45°F) | 8°C (46°F) | 7°C (45°F) | 7°C (45°F) | 6°C (42°F) | 5°C (41°F) | 5°C (40°F) | 4°C (39°F) |
| Waves | ||||||||
| Height | 2.2m (7.1ft) | 2.2m (7.2ft) | 2.8m (9.2ft) | 3.1m (10.2ft) | 3.1m (10.2ft) | 3.1m (10.2ft) | 3.1m (10.2ft) | 3.1m (10.2ft) |
| Direction | 283° WNW | 283° WNW | 256° WSW | 240° WSW | 243° WSW | 256° WSW | 273° W | 279° W |
| Period | 14.3 sec. | 14.3 sec. | 14.2 sec. | 14.1 sec. | 13.7 sec. | 11.4 sec. | 10.5 sec. | 10.3 sec. |
| Significant height | 0.6m (2ft) | 0.7m (2.3ft) | 1.3m (4.3ft) | 1.3m (4.3ft) | 1.0m (3.3ft) | 0.8m (2.6ft) | 0.7m (2.3ft) | 1.1m (3.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 8°C (47°F) | 8°C (47°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) |
Sea weather on Saturday 4 January 2025
On Saturday 4 January 2025, the sun will rise at 07:51 and will set at 16:41 on the beach(es) of Portland. The outside temperature will be a high of 50°F t and a low of 47°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 21.8mph km/h (with gusts up to 28.6mph). Wave height will be up to 10.8ft 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) | 10°C (49°F) | 9°C (49°F) | 9°C (49°F) | 9°C (49°F) | 9°C (48°F) | 9°C (47°F) | 9°C (47°F) |
| Perceived temperature | 5°C (41°F) | 6°C (43°F) | 7°C (44°F) | 8°C (46°F) | 8°C (46°F) | 8°C (46°F) | 8°C (46°F) | 7°C (45°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 87% | 86% | 84% | 81% | 82% | 83% | 83% | 85% |
| Barometric pressure | 1011 hPa | 1014 hPa | 1018 hPa | 1021 hPa | 1022 hPa | 1023 hPa | 1023 hPa | 1024 hPa |
| Cloud cover | 92% | 62% | 76% | 81% | 74% | 74% | 82% | 95% |
| Heat index | 9°C (49°F) | 10°C (49°F) | 9°C (49°F) | 9°C (49°F) | 9°C (49°F) | 9°C (48°F) | 9°C (47°F) | 9°C (47°F) |
| Dew point | 7°C (45°F) | 7°C (45°F) | 7°C (44°F) | 6°C (43°F) | 6°C (44°F) | 6°C (44°F) | 6°C (43°F) | 6°C (43°F) |
| Wind | ||||||||
| Speed | 35km/h (22mph) | 27km/h (17mph) | 19km/h (12mph) | 10km/h (6mph) | 9km/h (6mph) | 9km/h (6mph) | 7km/h (4mph) | 8km/h (5mph) |
| Gusts | 46km/h (29mph) | 40km/h (25mph) | 28km/h (17mph) | 14km/h (9mph) | 13km/h (8mph) | 14km/h (9mph) | 11km/h (7mph) | 12km/h (7mph) |
| Direction | 252° WSW | 289° WNW | 295° WNW | 286° WNW | 257° WSW | 261° W | 269° W | 228° SW |
| Wind chill | 5°C (41°F) | 6°C (43°F) | 7°C (44°F) | 8°C (46°F) | 8°C (46°F) | 8°C (46°F) | 8°C (46°F) | 7°C (45°F) |
| Waves | ||||||||
| Height | 3.2m (10.5ft) | 3.3m (10.8ft) | 3.3m (10.8ft) | 3.3m (10.8ft) | 3.2m (10.5ft) | 3.2m (10.5ft) | 3.2m (10.5ft) | 3.1m (10.2ft) |
| Direction | 278° W | 277° W | 278° W | 277° W | 275° W | 276° W | 276° W | 276° W |
| Period | 14.4 sec. | 16.2 sec. | 15.9 sec. | 15.6 sec. | 14.8 sec. | 14.3 sec. | 14.1 sec. | 14.0 sec. |
| Significant height | 1.3m (4.3ft) | 0.6m (2ft) | 0.2m (0.7ft) | 0.3m (1ft) | 0.4m (1.3ft) | 0.6m (2ft) | 0.6m (2ft) | 0.7m (2.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) | 10°C (51°F) |