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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Public Report weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Check the live forecast above for today’s temperature range, wind speed and precipitation chances in Penmaenmawr — conditions shift quickly here due to coastal exposure, so plan outdoor activities around the midday high tide window.
What is the outlook for the next few days?
According to the Met Office, Penmaenmawr will see maximum temperatures between 12°C and 15°C over the next three days, with light to moderate southwesterly winds. Occasional showers are likely, especially on Wednesday afternoon. Overnight lows will hover near 7°C. The rest of the week should become drier as a ridge of high pressure builds from the west.
Will fog or sea mist affect visibility in Penmaenmawr?
Yes, early-morning fog or low cloud can form along the Conwy coast when the air is humid. The live forecast above shows visibility dropping below 1,000 metres on Tuesday morning. Conditions usually clear by late morning as the sea breeze picks up. Roads near the A55 may be affected, so allow extra time if driving.
Is Penmaenmawr prone to flooding in wet weather?
The town lies close to the coast and the River Gyffin. Heavy rain combined with high tides can cause localised surface water flooding. Check GOV.UK flood warnings for real-time alerts.
How accurate is the Met Office weather for Penmaenmawr?
Short-range forecasts (up to 48 hours) for this area have an accuracy of about 85–90% according to the Met Office’s own verification. The coastal location makes longer-range predictions less precise due to sea-breeze effects.
Where can I find the latest BBC News weather update for Penmaenmawr?
The BBC Weather page for Penmaenmawr updates hourly. You can also check our UK weather hub for synoptic charts and regional summaries.
For long-range trends, see 10 Day Weather Forecast UK. Compare conditions with nearby Liverpool Weather.