Sea weather in St Helens in Tasmania All the beach weather in St Helens
All the essential weather information for enjoying the beach in St Helens in Tasmania, 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 St Helens over the next 7 days?
Discover the best moment to go to the beach in St Helens in Tasmania this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in St Helens. 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 14 March 2025 | 61°F to 70°F | 9.9mph | discouraged | all the sea weather |
| Saturday 15 March 2025 | 63°F to 70°F | 10.6mph | discouraged | all the sea weather |
| Sunday 16 March 2025 | 50°F to 72°F | 14.9mph | not recommended | all the sea weather |
| Monday 17 March 2025 | 49°F to 61°F | 6.8mph | discouraged | all the sea weather |
| Tuesday 18 March 2025 | 52°F to 67°F | 21.8mph | discouraged | all the sea weather |
| Wednesday 19 March 2025 | 61°F to 67°F | 10.6mph | discouraged | all the sea weather |
| Thursday 20 March 2025 | 59°F to 63°F | 5.6mph | recommended | all the sea weather |
Sea Weather: Your daily and hourly sea weather in St Helens
Sea weather on Friday 14 March 2025
On Friday 14 March 2025, the sun will rise at 07:03 and will set at 19:29 on the beach(es) of St Helens. The outside temperature will be a high of 70°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 19.9mph km/h (with gusts up to 25.5mph). Wave height will be up to 3.3ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition |  | | |  | | | | |
| Outside temperature | 16°C (61°F) | 16°C (61°F) | 16°C (61°F) | 19°C (65°F) | 21°C (69°F) | 20°C (67°F) | 18°C (64°F) | 17°C (63°F) |
| Perceived temperature | 16°C (61°F) | 16°C (61°F) | 16°C (61°F) | 19°C (65°F) | 21°C (69°F) | 20°C (67°F) | 18°C (64°F) | 17°C (63°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 90% | 89% | 87% | 71% | 61% | 65% | 75% | 90% |
| Barometric pressure | 1017 hPa | 1015 hPa | 1014 hPa | 1015 hPa | 1014 hPa | 1014 hPa | 1015 hPa | 1017 hPa |
| Cloud cover | 14% | 20% | 40% | 8% | 20% | 13% | 4% | 3% |
| Heat index | 16°C (61°F) | 16°C (61°F) | 16°C (61°F) | 19°C (65°F) | 21°C (69°F) | 20°C (67°F) | 18°C (64°F) | 17°C (63°F) |
| Dew point | 14°C (58°F) | 14°C (58°F) | 14°C (57°F) | 13°C (56°F) | 13°C (55°F) | 13°C (55°F) | 14°C (56°F) | 16°C (60°F) |
| Wind | ||||||||
| Speed | 14km/h (9mph) | 21km/h (13mph) | 26km/h (16mph) | 32km/h (20mph) | 15km/h (9mph) | 23km/h (15mph) | 24km/h (15mph) | 16km/h (10mph) |
| Gusts | 22km/h (14mph) | 33km/h (20mph) | 39km/h (24mph) | 41km/h (25mph) | 22km/h (14mph) | 40km/h (25mph) | 31km/h (19mph) | 31km/h (20mph) |
| Direction | 292° WNW | 309° NW | 309° NW | 288° WNW | 324° NW | 309° NW | 306° NW | 288° WNW |
| Wind chill | 16°C (61°F) | 16°C (61°F) | 16°C (61°F) | 19°C (65°F) | 21°C (69°F) | 20°C (67°F) | 18°C (64°F) | 17°C (63°F) |
| Waves | ||||||||
| Height | 1.0m (3.2ft) | 0.9m (3.1ft) | 1.0m (3.2ft) | 1.0m (3.4ft) | 0.8m (2.8ft) | 0.7m (2.5ft) | 0.7m (2.2ft) | 0.6m (2.0ft) |
| Direction | 65° ENE | 76° ENE | 78° ENE | 309° NW | 100° E | 120° ESE | 119° ESE | 114° ESE |
| Period | 6.4 sec. | 6.3 sec. | 6.2 sec. | 6.1 sec. | 5.9 sec. | 7.9 sec. | 4.4 sec. | 7.6 sec. |
| Significant height | 0.9m (3ft) | 1.0m (3.3ft) | 1.3m (4.3ft) | 1.2m (3.9ft) | 0.7m (2.3ft) | 0.6m (2ft) | 0.4m (1.3ft) | 0.4m (1.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 17°C (63°F) | 17°C (63°F) | 17°C (63°F) | 17°C (63°F) | 17°C (63°F) | 17°C (63°F) | 17°C (63°F) | 17°C (63°F) |
Sea weather on Saturday 15 March 2025
On Saturday 15 March 2025, the sun will rise at 07:04 and will set at 19:27 on the beach(es) of St Helens. The outside temperature will be a high of 70°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 19.3mph km/h (with gusts up to 29.2mph). 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 | 18°C (64°F) | 17°C (62°F) | 17°C (62°F) | 20°C (68°F) | 21°C (70°F) | 20°C (68°F) | 19°C (66°F) | 19°C (65°F) |
| Perceived temperature | 18°C (64°F) | 17°C (62°F) | 17°C (62°F) | 20°C (68°F) | 21°C (70°F) | 20°C (68°F) | 19°C (66°F) | 19°C (65°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 84% | 88% | 91% | 74% | 70% | 72% | 76% | 82% |
| Barometric pressure | 1016 hPa | 1015 hPa | 1015 hPa | 1014 hPa | 1013 hPa | 1011 hPa | 1011 hPa | 1010 hPa |
| Cloud cover | 37% | 7% | 21% | 48% | 100% | 55% | 46% | 48% |
| Heat index | 18°C (64°F) | 17°C (62°F) | 17°C (62°F) | 20°C (68°F) | 24°C (76°F) | 20°C (68°F) | 19°C (66°F) | 19°C (65°F) |
| Dew point | 15°C (59°F) | 15°C (59°F) | 15°C (60°F) | 15°C (59°F) | 15°C (60°F) | 15°C (59°F) | 15°C (58°F) | 15°C (60°F) |
| Wind | ||||||||
| Speed | 11km/h (7mph) | 10km/h (6mph) | 21km/h (13mph) | 26km/h (16mph) | 31km/h (19mph) | 28km/h (18mph) | 26km/h (16mph) | 17km/h (11mph) |
| Gusts | 20km/h (13mph) | 18km/h (11mph) | 34km/h (21mph) | 36km/h (22mph) | 47km/h (29mph) | 44km/h (27mph) | 42km/h (26mph) | 27km/h (16mph) |
| Direction | 236° SW | 301° WNW | 307° NW | 305° NW | 309° NW | 299° WNW | 299° WNW | 323° NW |
| Wind chill | 18°C (64°F) | 17°C (62°F) | 17°C (62°F) | 20°C (68°F) | 21°C (70°F) | 20°C (68°F) | 19°C (66°F) | 19°C (65°F) |
| Waves | ||||||||
| Height | 0.5m (1.7ft) | 0.5m (1.6ft) | 0.5m (1.6ft) | 0.7m (2.2ft) | 0.8m (2.8ft) | 0.9m (3.1ft) | 0.9m (2.8ft) | 0.6m (2.1ft) |
| Direction | 113° ESE | 112° ESE | 102° ESE | 324° NW | 322° NW | 314° NW | 314° NW | 319° NW |
| Period | 7.4 sec. | 7.3 sec. | 6.0 sec. | 6.0 sec. | 6.0 sec. | 6.2 sec. | 6.2 sec. | 6.1 sec. |
| Significant height | 0.4m (1.3ft) | 0.4m (1.3ft) | 0.7m (2.3ft) | 1.0m (3.3ft) | 1.2m (3.9ft) | 1.2m (3.9ft) | 1.1m (3.6ft) | 0.8m (2.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 17°C (63°F) | 17°C (63°F) | 17°C (63°F) | 17°C (63°F) | 17°C (63°F) | 17°C (63°F) | 17°C (63°F) | 17°C (63°F) |
Sea weather on Sunday 16 March 2025
On Sunday 16 March 2025, the sun will rise at 07:05 and will set at 19:25 on the beach(es) of St Helens. The outside temperature will be a high of 72°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 27.3mph km/h (with gusts up to 31.7mph). Wave height will be up to 6.2ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | |  | |  |  | | | |
| Outside temperature | 19°C (65°F) | 19°C (67°F) | 20°C (69°F) | 20°C (67°F) | 18°C (65°F) | 16°C (62°F) | 12°C (53°F) | 11°C (52°F) |
| Perceived temperature | 19°C (65°F) | 19°C (67°F) | 20°C (69°F) | 20°C (67°F) | 18°C (65°F) | 16°C (62°F) | 8°C (46°F) | 8°C (47°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 88% | 83% | 74% | 88% | 90% | 80% | 86% | 72% |
| Barometric pressure | 1008 hPa | 1003 hPa | 999 hPa | 998 hPa | 997 hPa | 999 hPa | 1003 hPa | 1008 hPa |
| Cloud cover | 50% | 80% | 33% | 68% | 93% | 62% | 100% | 44% |
| Heat index | 19°C (65°F) | 19°C (67°F) | 20°C (69°F) | 20°C (67°F) | 18°C (65°F) | 16°C (62°F) | 12°C (53°F) | 11°C (52°F) |
| Dew point | 16°C (62°F) | 16°C (61°F) | 16°C (60°F) | 18°C (64°F) | 16°C (62°F) | 13°C (55°F) | 9°C (49°F) | 6°C (43°F) |
| Wind | ||||||||
| Speed | 23km/h (14mph) | 21km/h (13mph) | 23km/h (14mph) | 41km/h (26mph) | 33km/h (21mph) | 17km/h (11mph) | 44km/h (28mph) | 24km/h (15mph) |
| Gusts | 37km/h (23mph) | 35km/h (22mph) | 40km/h (25mph) | 44km/h (27mph) | 50km/h (31mph) | 24km/h (15mph) | 51km/h (32mph) | 40km/h (25mph) |
| Direction | 328° NNW | 321° NW | 337° NNW | 298° WNW | 299° WNW | 196° SSW | 177° S | 230° SW |
| Wind chill | 19°C (65°F) | 19°C (67°F) | 20°C (69°F) | 20°C (67°F) | 18°C (65°F) | 16°C (62°F) | 8°C (46°F) | 8°C (47°F) |
| Waves | ||||||||
| Height | 0.6m (2.1ft) | 0.6m (2.0ft) | 0.9m (2.9ft) | 1.4m (4.5ft) | 1.4m (4.5ft) | 1.3m (4.3ft) | 1.9m (6.4ft) | 1.8m (6.0ft) |
| Direction | 339° NNW | 26° NNE | 342° NNW | 340° NNW | 25° NNE | 27° NNE | 174° S | 172° S |
| Period | 6.0 sec. | 4.5 sec. | 12.3 sec. | 12.5 sec. | 6.3 sec. | 6.6 sec. | 6.6 sec. | 6.8 sec. |
| Significant height | 0.8m (2.6ft) | 0.8m (2.6ft) | 1.5m (4.9ft) | 1.9m (6.2ft) | 1.8m (5.9ft) | 1.6m (5.2ft) | 2.1m (6.9ft) | 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 Monday 17 March 2025
On Monday 17 March 2025, the sun will rise at 07:06 and will set at 19:24 on the beach(es) of St Helens. The outside temperature will be a high of 61°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 16.2mph km/h (with gusts up to 24.9mph). 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 | 10°C (49°F) | 9°C (48°F) | 10°C (50°F) | 13°C (55°F) | 15°C (59°F) | 16°C (61°F) | 15°C (58°F) | 13°C (55°F) |
| Perceived temperature | 7°C (44°F) | 6°C (42°F) | 7°C (44°F) | 11°C (51°F) | 15°C (59°F) | 16°C (61°F) | 13°C (56°F) | 12°C (54°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 68% | 69% | 59% | 48% | 35% | 39% | 49% | 58% |
| Barometric pressure | 1010 hPa | 1013 hPa | 1016 hPa | 1019 hPa | 1019 hPa | 1018 hPa | 1019 hPa | 1021 hPa |
| Cloud cover | 6% | 5% | 4% | 4% | 22% | 20% | 29% | 6% |
| Heat index | 10°C (49°F) | 9°C (48°F) | 10°C (50°F) | 13°C (55°F) | 15°C (59°F) | 16°C (61°F) | 15°C (58°F) | 13°C (55°F) |
| Dew point | 4°C (39°F) | 4°C (38°F) | 2°C (36°F) | 2°C (36°F) | -0°C (32°F) | 2°C (35°F) | 4°C (40°F) | 5°C (41°F) |
| Wind | ||||||||
| Speed | 25km/h (15mph) | 23km/h (15mph) | 26km/h (16mph) | 24km/h (15mph) | 11km/h (7mph) | 9km/h (6mph) | 18km/h (11mph) | 11km/h (7mph) |
| Gusts | 40km/h (25mph) | 38km/h (24mph) | 38km/h (23mph) | 29km/h (18mph) | 14km/h (9mph) | 13km/h (8mph) | 28km/h (17mph) | 19km/h (12mph) |
| Direction | 232° SW | 239° WSW | 228° SW | 214° SSW | 201° SSW | 354° N | 286° WNW | 219° SW |
| Wind chill | 7°C (44°F) | 6°C (42°F) | 7°C (44°F) | 11°C (51°F) | 15°C (59°F) | 16°C (61°F) | 13°C (56°F) | 12°C (54°F) |
| Waves | ||||||||
| Height | 1.6m (5.3ft) | 1.6m (5.3ft) | 1.6m (5.2ft) | 1.6m (5.1ft) | 1.5m (4.8ft) | 1.3m (4.4ft) | 1.3m (4.3ft) | 1.2m (3.9ft) |
| Direction | 174° S | 175° S | 175° S | 171° S | 171° S | 170° S | 168° SSE | 169° S |
| Period | 6.9 sec. | 7.6 sec. | 9.0 sec. | 8.0 sec. | 8.2 sec. | 8.2 sec. | 8.0 sec. | 7.7 sec. |
| Significant height | 1.2m (3.9ft) | 1.0m (3.3ft) | 1.2m (3.9ft) | 0.9m (3ft) | 0.4m (1.3ft) | 0.2m (0.7ft) | 0.8m (2.6ft) | 0.3m (1ft) |
| 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 18 March 2025
On Tuesday 18 March 2025, the sun will rise at 07:07 and will set at 19:22 on the beach(es) of St Helens. The outside temperature will be a high of 67°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 23mph km/h (with gusts up to 33.6mph). 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 | 12°C (54°F) | 11°C (52°F) | 11°C (52°F) | 15°C (60°F) | 19°C (66°F) | 17°C (62°F) | 16°C (60°F) | 16°C (62°F) |
| Perceived temperature | 12°C (53°F) | 9°C (48°F) | 9°C (48°F) | 15°C (60°F) | 19°C (66°F) | 17°C (62°F) | 16°C (60°F) | 16°C (62°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 58% | 66% | 77% | 72% | 61% | 62% | 74% | 78% |
| Barometric pressure | 1020 hPa | 1019 hPa | 1019 hPa | 1019 hPa | 1016 hPa | 1015 hPa | 1015 hPa | 1015 hPa |
| Cloud cover | 15% | 11% | 17% | 8% | 4% | 0% | 5% | 0% |
| Heat index | 12°C (54°F) | 11°C (52°F) | 11°C (52°F) | 15°C (60°F) | 19°C (66°F) | 17°C (62°F) | 16°C (60°F) | 16°C (62°F) |
| Dew point | 4°C (40°F) | 5°C (41°F) | 7°C (45°F) | 10°C (51°F) | 11°C (52°F) | 9°C (49°F) | 11°C (52°F) | 13°C (55°F) |
| Wind | ||||||||
| Speed | 8km/h (5mph) | 20km/h (13mph) | 25km/h (15mph) | 30km/h (18mph) | 36km/h (22mph) | 37km/h (23mph) | 37km/h (23mph) | 35km/h (21mph) |
| Gusts | 14km/h (9mph) | 35km/h (22mph) | 42km/h (26mph) | 37km/h (23mph) | 54km/h (33mph) | 38km/h (24mph) | 40km/h (25mph) | 50km/h (31mph) |
| Direction | 281° W | 291° WNW | 296° WNW | 290° WNW | 298° WNW | 295° WNW | 291° WNW | 290° WNW |
| Wind chill | 12°C (53°F) | 9°C (48°F) | 9°C (48°F) | 15°C (60°F) | 19°C (66°F) | 17°C (62°F) | 16°C (60°F) | 16°C (62°F) |
| Waves | ||||||||
| Height | 1.1m (3.6ft) | 1.1m (3.5ft) | 1.0m (3.4ft) | 1.2m (4.0ft) | 1.3m (4.1ft) | 1.4m (4.4ft) | 1.4m (4.5ft) | 1.3m (4.2ft) |
| Direction | 168° SSE | 166° SSE | 156° SSE | 303° WNW | 249° WSW | 286° WNW | 302° WNW | 299° WNW |
| Period | 7.6 sec. | 7.5 sec. | 7.5 sec. | 7.5 sec. | 7.5 sec. | 7.6 sec. | 7.6 sec. | 7.4 sec. |
| Significant height | 1.5m (4.9ft) | 1.5m (4.9ft) | 1.5m (4.9ft) | 1.8m (5.9ft) | 1.5m (4.9ft) | 1.6m (5.2ft) | 1.6m (5.2ft) | 1.5m (4.9ft) |
| 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 19 March 2025
On Wednesday 19 March 2025, the sun will rise at 07:08 and will set at 19:20 on the beach(es) of St Helens. The outside temperature will be a high of 67°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 21.8mph km/h (with gusts up to 30.5mph). 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 | 16°C (62°F) | 17°C (62°F) | 17°C (63°F) | 18°C (64°F) | 19°C (66°F) | 19°C (67°F) | 17°C (62°F) | 16°C (60°F) |
| Perceived temperature | 16°C (62°F) | 17°C (62°F) | 17°C (63°F) | 18°C (64°F) | 19°C (66°F) | 19°C (67°F) | 17°C (62°F) | 16°C (60°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 78% | 75% | 72% | 70% | 61% | 61% | 75% | 80% |
| Barometric pressure | 1014 hPa | 1014 hPa | 1014 hPa | 1015 hPa | 1014 hPa | 1014 hPa | 1017 hPa | 1018 hPa |
| Cloud cover | 49% | 80% | 46% | 38% | 20% | 25% | 78% | 100% |
| Heat index | 16°C (62°F) | 17°C (62°F) | 17°C (63°F) | 18°C (64°F) | 19°C (66°F) | 19°C (67°F) | 17°C (62°F) | 16°C (60°F) |
| Dew point | 13°C (55°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 11°C (52°F) | 12°C (53°F) | 12°C (54°F) | 12°C (54°F) |
| Wind | ||||||||
| Speed | 32km/h (20mph) | 35km/h (22mph) | 35km/h (22mph) | 32km/h (20mph) | 32km/h (20mph) | 32km/h (20mph) | 24km/h (15mph) | 17km/h (11mph) |
| Gusts | 46km/h (29mph) | 49km/h (30mph) | 48km/h (30mph) | 42km/h (26mph) | 45km/h (28mph) | 48km/h (30mph) | 36km/h (23mph) | 24km/h (15mph) |
| Direction | 298° WNW | 299° WNW | 298° WNW | 298° WNW | 301° WNW | 299° WNW | 216° SW | 170° S |
| Wind chill | 16°C (62°F) | 17°C (62°F) | 17°C (63°F) | 18°C (64°F) | 19°C (66°F) | 19°C (67°F) | 17°C (62°F) | 16°C (60°F) |
| Waves | ||||||||
| Height | 1.2m (3.9ft) | 1.2m (3.9ft) | 1.1m (3.6ft) | 1.1m (3.6ft) | 1.1m (3.6ft) | 1.1m (3.6ft) | 1.1m (3.6ft) | 1.1m (3.6ft) |
| Direction | 302° WNW | 306° NW | 310° NW | 313° NW | 311° NW | 306° NW | 303° WNW | 300° WNW |
| Period | 7.2 sec. | 7.0 sec. | 11.4 sec. | 13.6 sec. | 13.5 sec. | 9.1 sec. | 6.8 sec. | 6.7 sec. |
| Significant height | 1.4m (4.6ft) | 1.4m (4.6ft) | 1.3m (4.3ft) | 1.2m (3.9ft) | 1.3m (4.3ft) | 1.4m (4.6ft) | 1.3m (4.3ft) | 1.3m (4.3ft) |
| 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 Thursday 20 March 2025
On Thursday 20 March 2025, the sun will rise at 07:09 and will set at 19:19 on the beach(es) of St Helens. The outside temperature will be a high of 63°F t and a low of 59°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 7.5mph km/h (with gusts up to 9.9mph). Wave height will be up to 3.3ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | |  | | | | |
| Outside temperature | 16°C (60°F) | 15°C (59°F) | 15°C (59°F) | 17°C (62°F) | 17°C (63°F) | 17°C (63°F) | 16°C (62°F) | 16°C (60°F) |
| Perceived temperature | 16°C (60°F) | 15°C (59°F) | 15°C (59°F) | 17°C (62°F) | 17°C (63°F) | 17°C (63°F) | 16°C (62°F) | 16°C (60°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 79% | 82% | 83% | 76% | 75% | 78% | 83% | 88% |
| Barometric pressure | 1019 hPa | 1019 hPa | 1019 hPa | 1020 hPa | 1020 hPa | 1020 hPa | 1021 hPa | 1022 hPa |
| Cloud cover | 96% | 98% | 85% | 55% | 64% | 91% | 88% | 73% |
| Heat index | 16°C (60°F) | 15°C (59°F) | 15°C (59°F) | 17°C (62°F) | 17°C (63°F) | 17°C (63°F) | 16°C (62°F) | 16°C (60°F) |
| Dew point | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 13°C (55°F) | 13°C (56°F) | 14°C (56°F) | 14°C (57°F) |
| Wind | ||||||||
| Speed | 12km/h (7mph) | 7km/h (4mph) | 5km/h (3mph) | 2km/h (1mph) | 5km/h (3mph) | 9km/h (6mph) | 9km/h (6mph) | 9km/h (5mph) |
| Gusts | 16km/h (10mph) | 10km/h (6mph) | 8km/h (5mph) | 3km/h (2mph) | 8km/h (5mph) | 13km/h (8mph) | 14km/h (9mph) | 14km/h (9mph) |
| Direction | 152° SSE | 203° SSW | 214° SSW | 289° WNW | 144° SE | 115° ESE | 160° SSE | 185° S |
| Wind chill | 16°C (60°F) | 15°C (59°F) | 15°C (59°F) | 17°C (62°F) | 17°C (63°F) | 17°C (63°F) | 16°C (62°F) | 16°C (60°F) |
| Waves | ||||||||
| Height | 1.0m (3.3ft) | 0.8m (2.6ft) | 0.8m (2.6ft) | 0.9m (3.0ft) | 1.0m (3.3ft) | 1.0m (3.3ft) | 0.9m (3.0ft) | 0.9m (3.0ft) |
| Direction | 122° ESE | 34° NNE | 35° NE | 39° NE | 47° NE | 52° NE | 52° NE | 55° NE |
| Period | 6.7 sec. | 6.8 sec. | 6.8 sec. | 6.8 sec. | 5.7 sec. | 5.1 sec. | 6.4 sec. | 7.3 sec. |
| Significant height | 1.1m (3.6ft) | 0.8m (2.6ft) | 0.7m (2.3ft) | 0.8m (2.6ft) | 0.9m (3ft) | 0.8m (2.6ft) | 0.8m (2.6ft) | 0.7m (2.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 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) |