Sea weather in Castlerock in Northern Ireland All the beach weather in Castlerock
All the essential weather information for enjoying the beach in Castlerock in Northern Ireland, 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 Castlerock over the next 7 days?
Discover the best moment to go to the beach in Castlerock in Northern Ireland this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Castlerock. 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 |
|---|---|---|---|---|
| Thursday 14 November 2024 | 54°F to 54°F | 6.8mph | recommended | all the sea weather |
| Friday 15 November 2024 | 52°F to 54°F | 17.4mph | discouraged | all the sea weather |
| Saturday 16 November 2024 | 45°F to 52°F | 14.9mph | discouraged | all the sea weather |
| Sunday 17 November 2024 | 43°F to 47°F | 29.2mph | not recommended | all the sea weather |
| Monday 18 November 2024 | 40°F to 43°F | 8.7mph | not recommended | all the sea weather |
| Tuesday 19 November 2024 | 36°F to 41°F | 26.7mph | not recommended | all the sea weather |
| Wednesday 20 November 2024 | 34°F to 41°F | 13.7mph | not recommended | all the sea weather |
Sea Weather: Your daily and hourly sea weather in Castlerock
Sea weather on Thursday 14 November 2024
On Thursday 14 November 2024, the sun will rise at 07:58 and will set at 16:23 on the beach(es) of Castlerock. The outside temperature will be a high of 54°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 11.2mph km/h (with gusts up to 16.8mph). 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 | 12°C (53°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (53°F) | 12°C (53°F) |
| Perceived temperature | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (51°F) | 11°C (51°F) | 10°C (50°F) | 11°C (51°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 96% | 97% | 97% | 97% | 94% | 90% | 88% | 85% |
| Barometric pressure | 1036 hPa | 1036 hPa | 1035 hPa | 1035 hPa | 1034 hPa | 1033 hPa | 1032 hPa | 1032 hPa |
| Cloud cover | 100% | 100% | 100% | 90% | 67% | 74% | 92% | 94% |
| Heat index | 12°C (53°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (54°F) | 12°C (53°F) | 12°C (53°F) |
| Dew point | 11°C (52°F) | 11°C (53°F) | 12°C (53°F) | 12°C (53°F) | 11°C (52°F) | 10°C (51°F) | 10°C (49°F) | 9°C (49°F) |
| Wind | ||||||||
| Speed | 16km/h (10mph) | 18km/h (11mph) | 17km/h (11mph) | 18km/h (11mph) | 18km/h (11mph) | 13km/h (8mph) | 13km/h (8mph) | 11km/h (7mph) |
| Gusts | 24km/h (15mph) | 27km/h (17mph) | 26km/h (16mph) | 27km/h (17mph) | 26km/h (16mph) | 20km/h (13mph) | 22km/h (14mph) | 17km/h (11mph) |
| Direction | 317° NW | 317° NW | 323° NW | 319° NW | 325° NW | 309° NW | 303° WNW | 299° WNW |
| Wind chill | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) | 10°C (51°F) | 11°C (51°F) | 10°C (50°F) | 11°C (51°F) |
| Waves | ||||||||
| Height | 0.9m (3.1ft) | 1.0m (3.3ft) | 1.1m (3.6ft) | 1.2m (3.9ft) | 1.2m (4.1ft) | 1.2m (4.1ft) | 1.2m (3.9ft) | 1.1m (3.7ft) |
| Direction | 311° NW | 314° NW | 316° NW | 310° NW | 313° NW | 309° NW | 309° NW | 309° NW |
| Period | 11.8 sec. | 14.4 sec. | 14.3 sec. | 11.4 sec. | 10.8 sec. | 11.6 sec. | 11.3 sec. | 11.0 sec. |
| Significant height | 1.2m (3.9ft) | 1.1m (3.6ft) | 0.6m (2ft) | 0.4m (1.3ft) | 0.3m (1ft) | 0.3m (1ft) | 0.2m (0.7ft) | 0.2m (0.7ft) |
| 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 15 November 2024
On Friday 15 November 2024, the sun will rise at 08:00 and will set at 16:22 on the beach(es) of Castlerock. The outside temperature will be a high of 54°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 17.4mph km/h (with gusts up to 26.1mph). 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 (53°F) | 12°C (54°F) | 12°C (53°F) | 11°C (52°F) | 12°C (54°F) | 12°C (54°F) | 11°C (52°F) | 12°C (53°F) |
| Perceived temperature | 11°C (51°F) | 11°C (52°F) | 10°C (50°F) | 9°C (49°F) | 10°C (51°F) | 10°C (49°F) | 8°C (47°F) | 9°C (48°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 85% | 79% | 77% | 79% | 79% | 80% | 83% | 86% |
| Barometric pressure | 1031 hPa | 1028 hPa | 1027 hPa | 1026 hPa | 1024 hPa | 1021 hPa | 1020 hPa | 1019 hPa |
| Cloud cover | 91% | 100% | 100% | 81% | 89% | 97% | 94% | 100% |
| Heat index | 12°C (53°F) | 12°C (54°F) | 12°C (53°F) | 11°C (52°F) | 12°C (54°F) | 12°C (54°F) | 11°C (52°F) | 12°C (53°F) |
| Dew point | 9°C (49°F) | 8°C (47°F) | 8°C (46°F) | 8°C (46°F) | 9°C (47°F) | 9°C (48°F) | 8°C (47°F) | 9°C (49°F) |
| Wind | ||||||||
| Speed | 9km/h (6mph) | 10km/h (6mph) | 14km/h (9mph) | 16km/h (10mph) | 18km/h (11mph) | 22km/h (14mph) | 25km/h (15mph) | 28km/h (17mph) |
| Gusts | 15km/h (9mph) | 16km/h (10mph) | 23km/h (15mph) | 25km/h (16mph) | 27km/h (17mph) | 35km/h (22mph) | 40km/h (25mph) | 42km/h (26mph) |
| Direction | 266° W | 238° WSW | 226° SW | 214° SW | 230° SW | 245° WSW | 240° WSW | 246° WSW |
| Wind chill | 11°C (51°F) | 11°C (52°F) | 10°C (50°F) | 9°C (49°F) | 10°C (51°F) | 10°C (49°F) | 8°C (47°F) | 9°C (48°F) |
| Waves | ||||||||
| Height | 1.0m (3.4ft) | 1.0m (3.2ft) | 0.9m (3.0ft) | 0.8m (2.8ft) | 0.8m (2.8ft) | 0.9m (3.1ft) | 1.2m (3.9ft) | 1.4m (4.7ft) |
| Direction | 310° NW | 310° NW | 310° NW | 311° NW | 311° NW | 311° NW | 311° NW | 307° NW |
| Period | 10.8 sec. | 10.6 sec. | 10.1 sec. | 9.9 sec. | 9.8 sec. | 9.5 sec. | 8.8 sec. | 8.9 sec. |
| Significant height | 0.2m (0.7ft) | 1.4m (4.6ft) | 1.3m (4.3ft) | 1.3m (4.3ft) | 1.4m (4.6ft) | 1.4m (4.6ft) | 0.8m (2.6ft) | 0.9m (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 Saturday 16 November 2024
On Saturday 16 November 2024, the sun will rise at 08:02 and will set at 16:20 on the beach(es) of Castlerock. 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 19.3mph km/h (with gusts up to 28.6mph). Wave height will be up to 9.2ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 11°C (51°F) | 10°C (50°F) | 9°C (48°F) | 9°C (49°F) | 9°C (49°F) | 9°C (48°F) | 8°C (47°F) | 8°C (46°F) |
| Perceived temperature | 8°C (46°F) | 6°C (44°F) | 6°C (42°F) | 6°C (42°F) | 6°C (42°F) | 5°C (42°F) | 5°C (41°F) | 4°C (39°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 87% | 72% | 68% | 67% | 65% | 65% | 68% | 81% |
| Barometric pressure | 1018 hPa | 1018 hPa | 1017 hPa | 1017 hPa | 1015 hPa | 1013 hPa | 1012 hPa | 1009 hPa |
| Cloud cover | 100% | 92% | 87% | 86% | 89% | 88% | 100% | 100% |
| Heat index | 11°C (51°F) | 10°C (50°F) | 9°C (48°F) | 9°C (49°F) | 9°C (49°F) | 9°C (48°F) | 8°C (47°F) | 8°C (46°F) |
| Dew point | 9°C (48°F) | 5°C (41°F) | 4°C (38°F) | 3°C (38°F) | 3°C (37°F) | 3°C (37°F) | 3°C (37°F) | 5°C (40°F) |
| Wind | ||||||||
| Speed | 27km/h (17mph) | 30km/h (19mph) | 28km/h (18mph) | 27km/h (17mph) | 31km/h (19mph) | 30km/h (19mph) | 24km/h (15mph) | 24km/h (15mph) |
| Gusts | 38km/h (24mph) | 43km/h (27mph) | 41km/h (26mph) | 38km/h (24mph) | 46km/h (28mph) | 45km/h (28mph) | 38km/h (23mph) | 35km/h (22mph) |
| Direction | 302° WNW | 292° WNW | 292° WNW | 278° W | 286° WNW | 291° WNW | 270° W | 246° WSW |
| Wind chill | 8°C (46°F) | 6°C (44°F) | 6°C (42°F) | 6°C (42°F) | 6°C (42°F) | 5°C (42°F) | 5°C (41°F) | 4°C (39°F) |
| Waves | ||||||||
| Height | 1.6m (5.2ft) | 1.8m (5.9ft) | 1.8m (6.0ft) | 2.2m (7.4ft) | 2.6m (8.5ft) | 2.8m (9.1ft) | 2.8m (9.2ft) | 2.8m (9.3ft) |
| Direction | 305° NW | 305° NW | 328° NNW | 329° NNW | 328° NNW | 328° NNW | 325° NW | 325° NW |
| Period | 12.2 sec. | 19.8 sec. | 9.0 sec. | 8.9 sec. | 14.9 sec. | 14.2 sec. | 13.3 sec. | 12.6 sec. |
| Significant height | 1.1m (3.6ft) | 1.0m (3.3ft) | 0.9m (3ft) | 0.9m (3ft) | 1.1m (3.6ft) | 1.2m (3.9ft) | 1.1m (3.6ft) | 1.0m (3.3ft) |
| 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 17 November 2024
On Sunday 17 November 2024, the sun will rise at 08:04 and will set at 16:19 on the beach(es) of Castlerock. The outside temperature will be a high of 47°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. Be careful, the sea will be generally rough with a wind speed of up to 31.7mph km/h (with gusts up to 36mph). Wave height will be up to 9.2ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition |  | | | | | | | |
| Outside temperature | 8°C (46°F) | 8°C (46°F) | 7°C (45°F) | 7°C (45°F) | 8°C (46°F) | 6°C (43°F) | 6°C (43°F) | 6°C (43°F) |
| Perceived temperature | 4°C (39°F) | 3°C (38°F) | 3°C (38°F) | 3°C (37°F) | 2°C (36°F) | 1°C (33°F) | -0°C (32°F) | 0°C (32°F) |
| Precipitation | 0.1in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 92% | 82% | 66% | 70% | 65% | 67% | 67% | 67% |
| Barometric pressure | 1005 hPa | 1004 hPa | 1003 hPa | 1004 hPa | 1005 hPa | 1007 hPa | 1010 hPa | 1013 hPa |
| Cloud cover | 100% | 100% | 71% | 64% | 81% | 80% | 72% | 76% |
| Heat index | 8°C (46°F) | 8°C (46°F) | 7°C (45°F) | 7°C (45°F) | 8°C (46°F) | 6°C (43°F) | 6°C (43°F) | 6°C (43°F) |
| Dew point | 6°C (43°F) | 5°C (40°F) | 1°C (35°F) | 2°C (36°F) | 1°C (34°F) | 1°C (33°F) | 0°C (32°F) | 0°C (33°F) |
| Wind | ||||||||
| Speed | 22km/h (14mph) | 31km/h (19mph) | 30km/h (19mph) | 30km/h (19mph) | 45km/h (28mph) | 44km/h (27mph) | 51km/h (32mph) | 47km/h (29mph) |
| Gusts | 31km/h (19mph) | 43km/h (26mph) | 46km/h (28mph) | 45km/h (28mph) | 47km/h (29mph) | 50km/h (31mph) | 58km/h (36mph) | 54km/h (33mph) |
| Direction | 240° WSW | 357° N | 324° NW | 333° NNW | 352° N | 339° NNW | 345° NNW | 343° NNW |
| Wind chill | 4°C (39°F) | 3°C (38°F) | 3°C (38°F) | 3°C (37°F) | 2°C (36°F) | 1°C (33°F) | -0°C (32°F) | 0°C (32°F) |
| Waves | ||||||||
| Height | 2.8m (9.1ft) | 2.6m (8.6ft) | 2.4m (8.0ft) | 2.4m (7.8ft) | 2.4m (7.7ft) | 2.6m (8.6ft) | 2.8m (9.1ft) | 2.7m (9.0ft) |
| Direction | 322° NW | 321° NW | 321° NW | 321° NW | 320° NW | 322° NW | 320° NW | 319° NW |
| Period | 12.1 sec. | 11.9 sec. | 11.8 sec. | 11.7 sec. | 11.6 sec. | 15.9 sec. | 16.4 sec. | 16.2 sec. |
| Significant height | 0.8m (2.6ft) | 0.6m (2ft) | 0.5m (1.6ft) | 0.5m (1.6ft) | 1.1m (3.6ft) | 1.7m (5.6ft) | 1.7m (5.6ft) | 1.6m (5.2ft) |
| 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 Monday 18 November 2024
On Monday 18 November 2024, the sun will rise at 08:06 and will set at 16:17 on the beach(es) of Castlerock. The outside temperature will be a high of 43°F t and a low of 40°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 29.2mph km/h (with gusts up to 32.3mph). 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 | 6°C (42°F) | 6°C (42°F) | 6°C (43°F) | 5°C (42°F) | 6°C (42°F) | 5°C (42°F) | 5°C (40°F) | 4°C (39°F) |
| Perceived temperature | -0°C (32°F) | -0°C (31°F) | 1°C (33°F) | 1°C (33°F) | 1°C (35°F) | 2°C (35°F) | 2°C (35°F) | 0°C (32°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 66% | 67% | 60% | 63% | 61% | 64% | 66% | 76% |
| Barometric pressure | 1015 hPa | 1017 hPa | 1018 hPa | 1020 hPa | 1020 hPa | 1019 hPa | 1017 hPa | 1013 hPa |
| Cloud cover | 82% | 73% | 59% | 55% | 94% | 87% | 92% | 91% |
| Heat index | 6°C (42°F) | 6°C (42°F) | 6°C (43°F) | 5°C (42°F) | 6°C (42°F) | 5°C (42°F) | 5°C (40°F) | 4°C (39°F) |
| Dew point | 0°C (32°F) | -0°C (32°F) | -1°C (30°F) | -1°C (30°F) | -1°C (30°F) | -1°C (30°F) | -1°C (30°F) | -0°C (32°F) |
| Wind | ||||||||
| Speed | 47km/h (29mph) | 45km/h (28mph) | 38km/h (24mph) | 29km/h (18mph) | 26km/h (16mph) | 19km/h (12mph) | 12km/h (7mph) | 14km/h (9mph) |
| Gusts | 49km/h (30mph) | 52km/h (32mph) | 44km/h (27mph) | 44km/h (28mph) | 37km/h (23mph) | 30km/h (19mph) | 20km/h (13mph) | 23km/h (14mph) |
| Direction | 343° NNW | 342° NNW | 341° NNW | 333° NNW | 320° NW | 305° NW | 262° W | 141° SE |
| Wind chill | -0°C (32°F) | -0°C (31°F) | 1°C (33°F) | 1°C (33°F) | 1°C (35°F) | 2°C (35°F) | 2°C (35°F) | 0°C (32°F) |
| Waves | ||||||||
| Height | 2.6m (8.6ft) | 2.5m (8.4ft) | 2.6m (8.6ft) | 2.6m (8.5ft) | 2.4m (8.0ft) | 2.3m (7.5ft) | 2.2m (7.2ft) | 2.0m (6.7ft) |
| Direction | 319° NW | 320° NW | 323° NW | 326° NW | 326° NW | 325° NW | 329° NNW | 329° NNW |
| Period | 10.9 sec. | 10.9 sec. | 8.7 sec. | 8.1 sec. | 8.0 sec. | 7.7 sec. | 7.3 sec. | 7.3 sec. |
| Significant height | 1.1m (3.6ft) | 1.1m (3.6ft) | 1.2m (3.9ft) | 1.4m (4.6ft) | 1.3m (4.3ft) | 1.3m (4.3ft) | 1.3m (4.3ft) | 1.0m (3.3ft) |
| 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 Tuesday 19 November 2024
On Tuesday 19 November 2024, the sun will rise at 08:08 and will set at 16:16 on the beach(es) of Castlerock. The outside temperature will be a high of 41°F t and a low of 36°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 30.5mph km/h (with gusts up to 31.7mph). 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 | 2°C (35°F) | 3°C (37°F) | 3°C (37°F) | 4°C (39°F) | 4°C (40°F) | 4°C (40°F) | 4°C (40°F) | 5°C (40°F) |
| Perceived temperature | -3°C (26°F) | -3°C (26°F) | -3°C (26°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -1°C (30°F) |
| Precipitation | 0.1in | 0.1in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 97% | 99% | 88% | 67% | 62% | 64% | 62% | 57% |
| Barometric pressure | 1008 hPa | 1005 hPa | 1007 hPa | 1010 hPa | 1012 hPa | 1014 hPa | 1017 hPa | 1020 hPa |
| Cloud cover | 100% | 100% | 96% | 79% | 54% | 100% | 100% | 68% |
| Heat index | 2°C (35°F) | 3°C (37°F) | 3°C (37°F) | 4°C (39°F) | 4°C (40°F) | 4°C (40°F) | 4°C (40°F) | 5°C (40°F) |
| Dew point | 1°C (34°F) | 3°C (37°F) | 1°C (34°F) | -2°C (29°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -3°C (27°F) |
| Wind | ||||||||
| Speed | 21km/h (13mph) | 33km/h (20mph) | 33km/h (21mph) | 37km/h (23mph) | 44km/h (27mph) | 45km/h (28mph) | 49km/h (31mph) | 43km/h (27mph) |
| Gusts | 28km/h (17mph) | 44km/h (27mph) | 44km/h (28mph) | 44km/h (27mph) | 45km/h (28mph) | 49km/h (31mph) | 51km/h (32mph) | 45km/h (28mph) |
| Direction | 116° ESE | 69° ENE | 38° NE | 11° N | 347° NNW | 357° N | 353° N | 349° NNW |
| Wind chill | -3°C (26°F) | -3°C (26°F) | -3°C (26°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -1°C (30°F) |
| Waves | ||||||||
| Height | 1.7m (5.6ft) | 1.4m (4.6ft) | 1.2m (4.0ft) | 1.1m (3.5ft) | 0.9m (3.1ft) | 0.9m (2.9ft) | 1.0m (3.4ft) | 1.3m (4.2ft) |
| Direction | 326° NNW | 322° NW | 321° NW | 321° NW | 321° NW | 321° NW | 327° NNW | 328° NNW |
| Period | 7.7 sec. | 8.1 sec. | 8.2 sec. | 8.1 sec. | 8.0 sec. | 7.6 sec. | 7.9 sec. | 12.9 sec. |
| Significant height | 0.4m (1.3ft) | 0.5m (1.6ft) | 0.3m (1ft) | 0.2m (0.7ft) | 1.0m (3.3ft) | 1.3m (4.3ft) | 0.8m (2.6ft) | 0.8m (2.6ft) |
| 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) |
Sea weather on Wednesday 20 November 2024
On Wednesday 20 November 2024, the sun will rise at 08:10 and will set at 16:14 on the beach(es) of Castlerock. The outside temperature will be a high of 41°F t and a low of 34°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 28.6mph km/h (with gusts up to 39.2mph). 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 | 5°C (41°F) | 5°C (41°F) | 4°C (40°F) | 3°C (38°F) | 2°C (35°F) | 1°C (34°F) | 2°C (36°F) | 4°C (40°F) |
| Perceived temperature | -1°C (31°F) | 0°C (33°F) | 2°C (35°F) | -0°C (31°F) | -3°C (27°F) | -6°C (20°F) | -4°C (24°F) | -0°C (32°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0.1in | 0in | 0in |
| Humidity | 57% | 58% | 60% | 73% | 86% | 94% | 95% | 96% |
| Barometric pressure | 1021 hPa | 1022 hPa | 1022 hPa | 1021 hPa | 1018 hPa | 1010 hPa | 1003 hPa | 999 hPa |
| Cloud cover | 46% | 55% | 100% | 83% | 90% | 100% | 100% | 100% |
| Heat index | 5°C (41°F) | 5°C (41°F) | 4°C (40°F) | 3°C (38°F) | 2°C (35°F) | 1°C (34°F) | 2°C (36°F) | 4°C (40°F) |
| Dew point | -3°C (27°F) | -2°C (28°F) | -3°C (27°F) | -1°C (30°F) | -0°C (32°F) | 0°C (32°F) | 1°C (34°F) | 4°C (39°F) |
| Wind | ||||||||
| Speed | 39km/h (24mph) | 27km/h (17mph) | 10km/h (6mph) | 14km/h (9mph) | 21km/h (13mph) | 46km/h (28mph) | 34km/h (21mph) | 22km/h (13mph) |
| Gusts | 45km/h (28mph) | 44km/h (27mph) | 18km/h (11mph) | 24km/h (15mph) | 29km/h (18mph) | 63km/h (39mph) | 51km/h (32mph) | 36km/h (23mph) |
| Direction | 351° N | 348° NNW | 325° NW | 206° SSW | 168° SSE | 170° S | 189° S | 221° SW |
| Wind chill | -1°C (31°F) | 0°C (33°F) | 2°C (35°F) | -0°C (31°F) | -3°C (27°F) | -6°C (20°F) | -4°C (24°F) | -0°C (32°F) |
| Waves | ||||||||
| Height | 1.6m (5.2ft) | 2.0m (6.7ft) | 1.9m (6.2ft) | 1.6m (5.2ft) | 1.3m (4.3ft) | 1.1m (3.5ft) | 0.9m (3.1ft) | 0.8m (2.8ft) |
| Direction | 330° NNW | 332° NNW | 334° NNW | 334° NNW | 333° NNW | 330° NNW | 330° NNW | 330° NNW |
| Period | 16.3 sec. | 16.1 sec. | 15.2 sec. | 7.2 sec. | 6.9 sec. | 6.8 sec. | 7.3 sec. | 7.2 sec. |
| Significant height | 1.0m (3.3ft) | 1.2m (3.9ft) | 0.8m (2.6ft) | 0.3m (1ft) | 0.3m (1ft) | 0.4m (1.3ft) | 1.3m (4.3ft) | 1.2m (3.9ft) |
| 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) |