Home › Weather › Carmarthen Weather
Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Metro Report weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
The Met Office forecast for Carmarthen shows a generally unsettled pattern this week, with spells of rain and brisk winds arriving from the Atlantic. The live forecast above gives the detailed outlook, but expect a notably cooler feel by midweek compared to recent days.
What is the Met Office forecast for Carmarthen today and tonight?
According to the live forecast above, Carmarthen will see a mix of cloud and rain at times today, with the most persistent rain likely during the afternoon. Tonight should bring a clearance to drier conditions with some clear spells, though a few showers may linger near the coast. Winds will be moderate, easing inland.
How does the week ahead look for Carmarthen?
The pattern remains changeable. Wednesday and Thursday will bring further bands of rain, interspersed with brighter, showery intervals. Temperatures will dip to near average for late September, with overnight lows in single figures. For a detailed breakdown, see the 10 Day Weather Forecast UK. Those checking bbc weather carmarthen 14 days or accuweather carmarthen will find a similar outlook of alternating wet and drier spells.
Will it be windy in Carmarthen this week?
Yes, brisk south-westerly winds are expected, particularly on Wednesday and Thursday. Gusts could reach 30–35 mph near the coast, but inland Carmarthen should see slightly lower speeds. Keep an eye on met office carmarthen weather for any warnings.
Is there any frost forecast for Carmarthen?
No frost is expected in the next few days. Night-time lows will generally stay between 6°C and 9°C, though a touch cooler in rural spots under clear skies.
What about Carmarthen weather for the weekend?
The weekend currently looks drier and brighter, with high pressure building from the south-west. However, confidence is low, so check bbc weather carmarthen 7 days for updates as Saturday approaches.
Where can I find a 14-day outlook for Carmarthen?
For an extended view, see carmarthen weather 14 days on the Met Office site or bbc weather carmarthen 14 days. Bear in mind that accuracy decreases beyond a week.