Wales

Llantrisant 14-Day Forecast

Isle of Anglesey, Wales

Llantrisant Outlook (Next 14 Days)

Across Llantrisant today, a comfortable feel underpins the day while showers moving through with only brief lulls moves through. Breezes are possible at times, taking the edge off brighter intervals and lifting the sense of changeability. In some places, sheltered valleys may see fog patches forming.

The nearer days offer the firmest steer; beyond that, an unsettled pattern overall, with showers returning at times and comfortable temperatures overall. Subtle changes in system tracks can alter the timing of rain or breezier periods, so it’s worth checking back for updates. A quick scan of the charts gives the best sense of the regime, while the table helps with day-specific decisions.

Daily Forecast

DateHighLowConditionWindRain %HumidityVisibilityUVSunriseSunset
Thu, 4 Jun 14°C 12°C Patchy rain nearby 45 km/h 90% 86% 9 km 4 04:54 AM 09:38 PM
Fri, 5 Jun 13°C 10°C Patchy rain nearby 32 km/h 73% 75% 10 km 6 04:53 AM 09:39 PM
Sat, 6 Jun 15°C 11°C Patchy rain nearby 29 km/h 76% 80% 9 km 5 04:52 AM 09:40 PM
Sun, 7 Jun 15°C 11°C Patchy rain nearby 41 km/h 73% 88% 10 km 5 04:52 AM 09:41 PM
Mon, 8 Jun 13°C 11°C Moderate rain 36 km/h 92% 85% 9 km 3 04:51 AM 09:42 PM
Tue, 9 Jun 13°C 10°C Patchy rain nearby 34 km/h 73% 82% 10 km 3 04:51 AM 09:43 PM
Wed, 10 Jun 12°C 11°C Patchy rain nearby 42 km/h 95% 92% 7 km 3 04:50 AM 09:44 PM
Thu, 11 Jun 15°C 9°C Patchy rain nearby 32 km/h 73% 85% 10 km 3 04:50 AM 09:44 PM
Fri, 12 Jun 16°C 13°C Patchy rain nearby 33 km/h 73% 84% 9 km 3 04:50 AM 09:45 PM
Sat, 13 Jun 14°C 12°C Patchy rain nearby 36 km/h 83% 87% 9 km 3 04:49 AM 09:46 PM
Sun, 14 Jun 17°C 11°C Sunny 16 km/h 3% 78% 10 km 4 04:49 AM 09:46 PM
Mon, 15 Jun 16°C 11°C Sunny 12 km/h 3% 79% 10 km 4 04:49 AM 09:47 PM
Tue, 16 Jun 17°C 13°C Sunny 32 km/h 5% 82% 10 km 5 04:49 AM 09:47 PM
Wed, 17 Jun 15°C 11°C Patchy rain nearby 25 km/h 73% 80% 9 km 3 04:49 AM 09:48 PM

Temperature Trend

Rain Probability

Wind Speed

UV Index

Forecast charts summarise likely conditions, but day-to-day outcomes in the UK often depend on how the larger pressure pattern evolves. Use the context links below to interpret the signal more reliably.

How to interpret confidence

For how forecast reliability changes with lead time, see Forecast Confidence. For transparency on how WeatherEngland sources and updates data, see Methodology.

Background guides

Glossary support

Start with the Weather Glossary. Useful terms for this page include Jet Stream, Air Mass, Zonal Flow, Atmospheric Blocking, Weather Front, and Pressure Trend.

FAQ

What is the 14-day weather forecast for Llantrisant?

Over the next 14 days in Llantrisant, the day-to-day pattern is led most often by Patchy rain nearby as the headline condition. Temperatures trend a little higher later in the period. Typical range: highs up to 17°C, lows down to 9°C. Rain-risk signal: 95% at peak (11 higher-risk days). Wind: a windiest-day signal around 45 km/h. UV: peaks around 6 on brighter days. Confidence is highest early on; later in the period, look for the trend and regime rather than hour-by-hour precision.

How accurate is the 14-day forecast for Llantrisant?

Short-range detail is usually strongest early on. Later in the period, the forecast is best read as a trend signal: direction of temperatures, how changeable it looks, and whether winds/rain are more likely to feature.

Can I see hour-by-hour detail for Llantrisant today?

Yes — near-term hourly detail is available for today, alongside day-by-day summaries across the full 14-day window. Use the hourly view for timing windows; use the daily table for the broader run of weather.

How do temperatures change in Llantrisant across the next 14 days?

The broader temperature signal for Llantrisant is: Temperatures trend a little higher later in the period. The chart gives the best read of whether that drift is meaningful or just day-to-day noise.

What does the ‘headline condition’ mean in the Llantrisant forecast?

It’s a top-line description of what is most likely to characterise the day. In the UK, the detail can move around, so the charts help show whether it is a brief spell or a more persistent feature.