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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the Headlines UK weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Cardiff is set for a mixed day according to the live forecast above, with cloud and occasional rain likely. The main feature to plan around is a band of rain pushing through during the afternoon, so keep a coat handy if you are heading out.
What is the weather in Cardiff tomorrow?
Tomorrow will start dry for most, but cloud will thicken from the west through the morning. Showers are expected by mid-afternoon, turning heavier towards evening. Winds will be light, with temperatures staying close to seasonal averages.
When is the next Cardiff weather warning?
No weather warnings are currently in force for Cardiff, but the band of rain shown in the live forecast above could bring localised surface water on roads. Check the Met Office website for any late updates if you are travelling.
What is the weather in Cardiff 10 days from now?
Long-range forecasts for Cardiff suggest a changeable pattern with spells of rain and drier interludes. For precise details on the 10 day weather forecast UK, check the live forecast above, which is updated regularly.
Is the BBC Wales Cardiff weather forecast reliable?
BBC Weather uses Met Office data, so it is a solid source for the weather in Cardiff tomorrow and the week ahead. For the most current updates, always compare the live forecast above with the BBC or Met Office app.
What is the 21 day weather forecast for Cardiff?
Forecasts beyond 10-14 days have low confidence and are not recommended for planning. For a reliable outlook, stick to the Cardiff weather page or the weather cardiff 14 days view in the live forecast above.
For other UK cities, see the UK weather hub or check forecasts for Bristol Weather and Sheffield Weather. If you are planning ahead, the cardiff weather saturday outlook is often the most settled day of the week.