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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the Edinburgh Wire weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
For the latest BBC Weather forecast for St Asaph, see the live forecast above. Today’s outlook for this Denbighshire city near the North Wales coast shows a typical mix of cloud and occasional showers, with temperatures around seasonal averages.
What is the weather typically like in St Asaph?
St Asaph sits in the Vale of Clwyd, about four miles inland from the Irish Sea coast at Rhyl. Its inland position moderates coastal winds, but low pressure systems moving east across the Irish Sea often bring cloud and rain, especially in autumn and winter. Summer days are usually mild, with highs rarely exceeding 24°C, while winter frosts are common overnight.
How accurate are BBC Weather forecasts for St Asaph?
BBC Weather uses Met Office data and updates its St Asaph forecast every three hours. Short-range predictions (1–3 days) are generally reliable for temperature and rainfall trends, but local hills can trigger unexpected showers. Always check the live forecast above for the most up-to-date information.
Does St Asaph get snow in winter?
Yes, occasional snow falls in St Asaph, typically two to four days per winter. The hills to the south and east can hold snow longer, but the city itself sees only light accumulations, often melting within a day.
When is the best time to visit St Asaph?
Late spring (May–June) and early autumn (September) offer the most settled weather, with longer daylight hours and lower rainfall than in the peak of summer or the depths of winter. The city’s cathedral and historic sites are enjoyable year-round.
How does St Asaph’s weather compare to nearby Chester?
Both cities share a similar maritime climate, but St Asaph is slightly wetter due to its proximity to the Clwydian hills. Chester, being further inland and at lower elevation, tends to be marginally warmer in summer and colder in winter.
For broader UK outlooks, see our UK weather hub, the 10-day forecast, or regional pages like Liverpool weather and Glasgow weather.