Porth Llanllawen
Gwynedd · United Kingdom
Rating right now
A april–october beach on the Irish Sea near Gwynedd, Porth Llanllawen is exposed to W swell — SW–NW on the forecast is when it lights up, ideally with a NE–SE wind.
10-day forecast
Local time · updates hourly
Wave height & period
Wind
| Time | Rating | Waves | Swell | Wind | Air |
|---|---|---|---|---|---|
Water temperature by month
This month: ~14.6°C (58.3°F) on average
Jan
9.7°C
49.5°F · 8.1–11.4°C
Feb
8.8°C
47.8°F · 7.6–9.9°C
Mar
8.3°C
46.9°F · 7.2–9.4°C
Apr
9.1°C
48.4°F · 8.2–10°C
May
10.5°C
50.9°F · 8.5–11.8°C
Jun
12.6°C
54.7°F · 11.3–13.7°C
Jul
14.1°C
57.4°F · 11.9–15.4°C
Aug
15.3°C
59.5°F · 14.7–16.1°C
Sep
15.4°C
59.7°F · 14.3–16.6°C
Oct
14.6°C
58.3°F · 13.4–16°C
Nov
12.8°C
55°F · 10.6–14.4°C
Dec
11.2°C
52.2°F · 10.1–12.9°C
25-year monthly averages from the NOAA OISST satellite record — typical range min–max, not a live reading.
Know before you go
Best swell
SW–NW
Best wind
NE–SE
Break type
Beach break
Best season
April–October
Safety: Friendly by surf standards, but rip currents and drop-in etiquette still apply. Shifting sandbars create moving rip currents — learn to spot them and use them to get out back.
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More beaches in Gwynedd → see all spots in Gwynedd, United Kingdom
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