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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Trade Wire UK weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Cardiff is currently experiencing the conditions shown in the live forecast above, with the day’s high and low reflecting a typical pattern for this time of year. The outlook for the capital of Wales remains changeable, with a mix of cloud and brighter spells expected through the coming days.
What will the weather in Cardiff be like tomorrow and this weekend?
Looking at the weather in Cardiff tomorrow, you can expect a similar setup to today, with variable cloud cover and a chance of light showers pushing in from the west. For those checking the Cardiff weather Saturday, the weekend is likely to start on a drier note, though a weak weather system may bring cloudier conditions by Sunday afternoon. Temperatures will remain close to seasonal averages, so a light jacket is advisable for any outdoor plans.
How does the longer-term forecast look for Cardiff?
If you are checking the weather in Cardiff 10 days or the weather Cardiff 14 days ahead, the signal suggests a largely unsettled but mild pattern. High pressure to the south-west may try to build, but it will be a slow process. The 21 day weather forecast Cardiff hints at a gradual transition to more settled conditions as we move into the following week, though confidence at that range remains moderate. For the most reliable updates, keep an eye on the BBC Wales Cardiff weather coverage alongside the live forecast above.
Is there a Cardiff weather warning in place?
At the time of writing, the Met Office has not issued any yellow or amber weather warnings for Cardiff. However, a Cardiff weather warning can be issued quickly if conditions deteriorate, so it is worth checking the live forecast above for any updates.
What is the BBC weather Cardiff CF14 postcode forecast?
The BBC weather Cardiff CF14 area, covering northern suburbs like Whitchurch and Llandaff North, will broadly match the city-wide forecast above. The CF14 postcode sits slightly inland, so it can be a degree or two cooler overnight compared to the city centre.
How accurate is the 21 day weather forecast Cardiff?
The 21 day weather forecast Cardiff is a long-range outlook that shows general trends rather than precise daily details. Its accuracy is lower than a 3-day forecast, so use it as a guide for planning rather than a guarantee of conditions.
Sources
For more local updates, visit our UK weather hub or check the Bristol Weather page for conditions just across the Severn. You can also see the 10 Day Weather Forecast UK for a wider view.