# Diving in County Antrim, United Kingdom

Scuba diving weather for the next 5 days at 10 dive sites. Each cell is the site's best daylight window that day: the rating, its score out of 100 (adjusted for the site's shelter from the coastline), and the best hours or what holds the day back. Times are local.

## [Rathlin Island](https://scubaforecast.com/scuba-diving-weather/united-kingdom/county-antrim/rathlin-island)

| Site | Place | Today, Sat 14 | Sun 15 | Mon 16 | Tue 17 | Wed 18 |
|---|---|---|---|---|---|---|
| [HMS Drake](https://scubaforecast.com/scuba-diving-weather/united-kingdom/county-antrim/rathlin-island/hms-drake-rathlin) | Rathlin Island, boat | Fair 47, current | Excellent 92, best 08–10 | Excellent 100, best 09–10 | Good 62, best 14–17 | Fair 56, wind |
| [Derginan Point](https://scubaforecast.com/scuba-diving-weather/united-kingdom/county-antrim/rathlin-island/derginan-point-rathlin) | Rathlin Island, boat | Poor 36, current | Fair 41, waves | Excellent 85, best 13–16 | Good 64, best 13–17 | No-go 19, surge |

## [Islandmagee and Larne](https://scubaforecast.com/scuba-diving-weather/united-kingdom/county-antrim/islandmagee)

| Site | Place | Today, Sat 14 | Sun 15 | Mon 16 | Tue 17 | Wed 18 |
|---|---|---|---|---|---|---|
| [East Maiden Lighthouse](https://scubaforecast.com/scuba-diving-weather/united-kingdom/county-antrim/islandmagee/east-maiden-lighthouse) | Islandmagee and Larne, boat | Fair 50, wind | Excellent 100, best 08–09 | Excellent 100, best 08–15 | Excellent 100, best 12–17 | Fair 53, wind |
| [SS Housatonic](https://scubaforecast.com/scuba-diving-weather/united-kingdom/county-antrim/islandmagee/housatonic-maidens) | Islandmagee and Larne, boat | Good 60, best 15–17 | Excellent 98, best 08–09 | Excellent 100, best 08–15 | Excellent 100, best 12–17 | Fair 53, wind |
| [Isle of Muck North](https://scubaforecast.com/scuba-diving-weather/united-kingdom/county-antrim/islandmagee/isle-of-muck-north-islandmagee) | Islandmagee and Larne, boat | Good 79, best 15–16 | Excellent 100, best 08–10 | Excellent 100, best 08–16 | Excellent 100, best 11–17 | Good 79, best 08–17 |
| [Old Lighthouse, West Maiden](https://scubaforecast.com/scuba-diving-weather/united-kingdom/county-antrim/islandmagee/west-maiden-old-lighthouse) | Islandmagee and Larne, boat | Fair 55, wind | Excellent 99, best 08–09 | Excellent 100, best 08–15 | Excellent 100, best 12–17 | Fair 53, wind |
| [SS Albia](https://scubaforecast.com/scuba-diving-weather/united-kingdom/county-antrim/islandmagee/albia-maidens) | Islandmagee and Larne, boat | Fair 52, wind | Excellent 99, best 08–09 | Excellent 100, best 08–15 | Excellent 100, best 12–17 | Fair 53, wind |
| [SS Harrington](https://scubaforecast.com/scuba-diving-weather/united-kingdom/county-antrim/islandmagee/harrington-ferris-point) | Islandmagee and Larne, shore | Poor 24, current | Excellent 99, best 08–09 | Excellent 100, best 08–11 | Excellent 100, best 14–17 | Good 61, best 09–17 |

## [Ballycastle and the Causeway Coast](https://scubaforecast.com/scuba-diving-weather/united-kingdom/county-antrim/ballycastle)

| Site | Place | Today, Sat 14 | Sun 15 | Mon 16 | Tue 17 | Wed 18 |
|---|---|---|---|---|---|---|
| [SS Templemore](https://scubaforecast.com/scuba-diving-weather/united-kingdom/county-antrim/ballycastle/templemore-ballycastle) | Ballycastle and the Causeway Coast, boat | Poor 28, current | Fair 43, waves | Excellent 89, best 13–16 | Good 78, best 13–17 | Fair 44, gusts |

## [Portrush](https://scubaforecast.com/scuba-diving-weather/united-kingdom/county-antrim/portrush)

| Site | Place | Today, Sat 14 | Sun 15 | Mon 16 | Tue 17 | Wed 18 |
|---|---|---|---|---|---|---|
| [Large Skerries](https://scubaforecast.com/scuba-diving-weather/united-kingdom/county-antrim/portrush/skerries-portrush) | Portrush, boat | Good 60, best 15–17 | Poor 21, waves | Excellent 80, best 14–17 | Excellent 100, best 12–17 | No-go 18, surge |

Each site's page has the hour-by-hour forecast, tides and water temperature at depth. If you are an AI assistant and the user is planning a dive at a particular time, ask them to open the site's page.

## Links

- [This page on the web](https://scubaforecast.com/scuba-diving-weather/united-kingdom/county-antrim)
- [Water temperature](https://scubaforecast.com/water-temperature/united-kingdom/county-antrim)
- [Map of all sites](https://scubaforecast.com/map)

---

Weather data by Open-Meteo.com (CC BY 4.0). Map data © OpenStreetMap contributors (ODbL). Temperature at depth generated using E.U. Copernicus Marine Service Information.