Sea and beach weather in Northern Ireland Where and best time to go to the beach in Northern Ireland over the next 7 days?
On this page, find beach weather in Northern Ireland to know where and when to go to the beach. Check the sea weather in Northern Ireland over the next 7 days for each city to see the weather and the condition of the sea.
Sea weather: where and when should you go to the beach in Northern Ireland?
Find out the best time and the best place to go to the beach in Northern Ireland this week to take advantage of the best weather and the calmest sea possible. Check out all the sea weather for each city and place in Northern Ireland by clicking on the links below.
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 43°F to 49°F | 7.5mph | recommended | all the sea weather |
| Tuesday 16 December 2025 | 34°F to 45°F | 11.2mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 43°F to 50°F | 17.4mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 43°F to 50°F | 16.8mph | not recommended | all the sea weather |
| Friday 19 December 2025 | 41°F to 45°F | 19.3mph | not recommended | all the sea weather |
| Saturday 20 December 2025 | 43°F to 50°F | 18.6mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 4.4mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 40°F to 47°F | 6.8mph | recommended | all the sea weather |
| Tuesday 16 December 2025 | 36°F to 43°F | 11.8mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 40°F to 49°F | 13.7mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 43°F to 47°F | 19.9mph | discouraged | all the sea weather |
| Friday 19 December 2025 | 41°F to 45°F | 21.8mph | discouraged | all the sea weather |
| Saturday 20 December 2025 | 41°F to 49°F | 18.6mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 3.7mph | discouraged | all the sea weather |
Sea and beach weather in Ballycastle (Causeway Coast) over the next 7 days
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 40°F to 45°F | 6.8mph | discouraged | all the sea weather |
| Tuesday 16 December 2025 | 36°F to 41°F | 11.2mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 41°F to 49°F | 14.3mph | discouraged | all the sea weather |
| Thursday 18 December 2025 | 43°F to 47°F | 31.7mph | not recommended | all the sea weather |
| Friday 19 December 2025 | 41°F to 45°F | 22.4mph | discouraged | all the sea weather |
| Saturday 20 December 2025 | 41°F to 50°F | 22.4mph | discouraged | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 5.6mph | discouraged | all the sea weather |
Sea and beach weather in Derry (Londonderry) over the next 7 days
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 45°F to 49°F | 7.5mph | discouraged | all the sea weather |
| Tuesday 16 December 2025 | 36°F to 45°F | 12.4mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 47°F to 52°F | 14.3mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 43°F to 50°F | 13.7mph | not recommended | all the sea weather |
| Friday 19 December 2025 | 41°F to 47°F | 23mph | discouraged | all the sea weather |
| Saturday 20 December 2025 | 45°F to 52°F | 19.9mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 45°F to 47°F | 5mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 43°F to 49°F | 7.5mph | recommended | all the sea weather |
| Tuesday 16 December 2025 | 34°F to 45°F | 11.2mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 43°F to 50°F | 17.4mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 43°F to 50°F | 16.8mph | not recommended | all the sea weather |
| Friday 19 December 2025 | 41°F to 45°F | 19.3mph | not recommended | all the sea weather |
| Saturday 20 December 2025 | 43°F to 50°F | 18.6mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 4.4mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 45°F to 50°F | 6.2mph | recommended | all the sea weather |
| Tuesday 16 December 2025 | 36°F to 45°F | 11.8mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 45°F to 50°F | 14.3mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 41°F to 50°F | 14.3mph | discouraged | all the sea weather |
| Friday 19 December 2025 | 41°F to 47°F | 23mph | discouraged | all the sea weather |
| Saturday 20 December 2025 | 43°F to 52°F | 19.3mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 3.1mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 43°F to 49°F | 7.5mph | recommended | all the sea weather |
| Tuesday 16 December 2025 | 34°F to 45°F | 11.2mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 43°F to 50°F | 17.4mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 43°F to 50°F | 16.8mph | not recommended | all the sea weather |
| Friday 19 December 2025 | 41°F to 45°F | 19.3mph | not recommended | all the sea weather |
| Saturday 20 December 2025 | 43°F to 50°F | 18.6mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 4.4mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 43°F to 49°F | 7.5mph | recommended | all the sea weather |
| Tuesday 16 December 2025 | 34°F to 45°F | 11.2mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 43°F to 50°F | 17.4mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 43°F to 50°F | 16.8mph | not recommended | all the sea weather |
| Friday 19 December 2025 | 41°F to 45°F | 19.3mph | not recommended | all the sea weather |
| Saturday 20 December 2025 | 43°F to 50°F | 18.6mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 4.4mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 43°F to 49°F | 7.5mph | recommended | all the sea weather |
| Tuesday 16 December 2025 | 34°F to 45°F | 11.2mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 43°F to 50°F | 17.4mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 43°F to 50°F | 16.8mph | not recommended | all the sea weather |
| Friday 19 December 2025 | 41°F to 45°F | 19.3mph | not recommended | all the sea weather |
| Saturday 20 December 2025 | 43°F to 50°F | 18.6mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 4.4mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 40°F to 47°F | 6.8mph | recommended | all the sea weather |
| Tuesday 16 December 2025 | 36°F to 43°F | 11.8mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 40°F to 49°F | 13.7mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 43°F to 47°F | 19.9mph | discouraged | all the sea weather |
| Friday 19 December 2025 | 41°F to 45°F | 21.8mph | discouraged | all the sea weather |
| Saturday 20 December 2025 | 41°F to 49°F | 18.6mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 3.7mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 43°F to 49°F | 7.5mph | recommended | all the sea weather |
| Tuesday 16 December 2025 | 34°F to 45°F | 11.2mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 43°F to 50°F | 17.4mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 43°F to 50°F | 16.8mph | not recommended | all the sea weather |
| Friday 19 December 2025 | 41°F to 45°F | 19.3mph | not recommended | all the sea weather |
| Saturday 20 December 2025 | 43°F to 50°F | 18.6mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 4.4mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 45°F to 49°F | 7.5mph | discouraged | all the sea weather |
| Tuesday 16 December 2025 | 36°F to 45°F | 12.4mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 47°F to 52°F | 14.3mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 43°F to 50°F | 13.7mph | not recommended | all the sea weather |
| Friday 19 December 2025 | 41°F to 47°F | 23mph | discouraged | all the sea weather |
| Saturday 20 December 2025 | 45°F to 52°F | 19.9mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 45°F to 47°F | 5mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 45°F to 49°F | 6.2mph | discouraged | all the sea weather |
| Tuesday 16 December 2025 | 36°F to 47°F | 13.7mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 43°F to 50°F | 19.3mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 45°F to 50°F | 21.1mph | not recommended | all the sea weather |
| Friday 19 December 2025 | 41°F to 45°F | 20.5mph | not recommended | all the sea weather |
| Saturday 20 December 2025 | 43°F to 50°F | 20.5mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 45°F to 47°F | 5.6mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 43°F to 49°F | 7.5mph | recommended | all the sea weather |
| Tuesday 16 December 2025 | 34°F to 45°F | 11.2mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 43°F to 50°F | 17.4mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 43°F to 50°F | 16.8mph | not recommended | all the sea weather |
| Friday 19 December 2025 | 41°F to 45°F | 19.3mph | not recommended | all the sea weather |
| Saturday 20 December 2025 | 43°F to 50°F | 18.6mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 4.4mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 45°F to 50°F | 6.2mph | recommended | all the sea weather |
| Tuesday 16 December 2025 | 36°F to 45°F | 11.8mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 45°F to 50°F | 14.3mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 41°F to 50°F | 14.3mph | discouraged | all the sea weather |
| Friday 19 December 2025 | 41°F to 47°F | 23mph | discouraged | all the sea weather |
| Saturday 20 December 2025 | 43°F to 52°F | 19.3mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 3.1mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 40°F to 47°F | 6.8mph | recommended | all the sea weather |
| Tuesday 16 December 2025 | 36°F to 43°F | 11.8mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 40°F to 49°F | 13.7mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 43°F to 47°F | 19.9mph | discouraged | all the sea weather |
| Friday 19 December 2025 | 41°F to 45°F | 21.8mph | discouraged | all the sea weather |
| Saturday 20 December 2025 | 41°F to 49°F | 18.6mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 3.7mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 43°F to 49°F | 7.5mph | recommended | all the sea weather |
| Tuesday 16 December 2025 | 34°F to 45°F | 11.2mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 43°F to 50°F | 17.4mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 43°F to 50°F | 16.8mph | not recommended | all the sea weather |
| Friday 19 December 2025 | 41°F to 45°F | 19.3mph | not recommended | all the sea weather |
| Saturday 20 December 2025 | 43°F to 50°F | 18.6mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 4.4mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 45°F to 49°F | 7.5mph | discouraged | all the sea weather |
| Tuesday 16 December 2025 | 36°F to 45°F | 12.4mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 47°F to 52°F | 14.3mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 43°F to 50°F | 13.7mph | not recommended | all the sea weather |
| Friday 19 December 2025 | 41°F to 47°F | 23mph | discouraged | all the sea weather |
| Saturday 20 December 2025 | 45°F to 52°F | 19.9mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 45°F to 47°F | 5mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 43°F to 49°F | 7.5mph | recommended | all the sea weather |
| Tuesday 16 December 2025 | 34°F to 45°F | 11.2mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 43°F to 50°F | 17.4mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 43°F to 50°F | 16.8mph | not recommended | all the sea weather |
| Friday 19 December 2025 | 41°F to 45°F | 19.3mph | not recommended | all the sea weather |
| Saturday 20 December 2025 | 43°F to 50°F | 18.6mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 4.4mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 43°F to 49°F | 7.5mph | recommended | all the sea weather |
| Tuesday 16 December 2025 | 34°F to 45°F | 11.2mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 43°F to 50°F | 17.4mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 43°F to 50°F | 16.8mph | not recommended | all the sea weather |
| Friday 19 December 2025 | 41°F to 45°F | 19.3mph | not recommended | all the sea weather |
| Saturday 20 December 2025 | 43°F to 50°F | 18.6mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 4.4mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 40°F to 47°F | 6.8mph | recommended | all the sea weather |
| Tuesday 16 December 2025 | 36°F to 43°F | 11.8mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 40°F to 49°F | 13.7mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 43°F to 47°F | 19.9mph | discouraged | all the sea weather |
| Friday 19 December 2025 | 41°F to 45°F | 21.8mph | discouraged | all the sea weather |
| Saturday 20 December 2025 | 41°F to 49°F | 18.6mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 3.7mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 40°F to 47°F | 6.8mph | recommended | all the sea weather |
| Tuesday 16 December 2025 | 36°F to 43°F | 11.8mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 40°F to 49°F | 13.7mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 43°F to 47°F | 19.9mph | discouraged | all the sea weather |
| Friday 19 December 2025 | 41°F to 45°F | 21.8mph | discouraged | all the sea weather |
| Saturday 20 December 2025 | 41°F to 49°F | 18.6mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 3.7mph | discouraged | all the sea weather |
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Monday 15 December 2025 | 45°F to 50°F | 6.2mph | recommended | all the sea weather |
| Tuesday 16 December 2025 | 36°F to 45°F | 11.8mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 45°F to 50°F | 14.3mph | not recommended | all the sea weather |
| Thursday 18 December 2025 | 41°F to 50°F | 14.3mph | discouraged | all the sea weather |
| Friday 19 December 2025 | 41°F to 47°F | 23mph | discouraged | all the sea weather |
| Saturday 20 December 2025 | 43°F to 52°F | 19.3mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 43°F to 45°F | 3.1mph | discouraged | all the sea weather |