Monmouth Weather | PressHive

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By Rebecca Haines, Managing EditorReviewed by Oliver ReevesForecast data: Open-Meteo & national met services

Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the PressHive weather desk. Data from national met services via Open-Meteo.

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For Monmouth, the live forecast above shows the immediate conditions for this market town on the Welsh border, with the key detail being how the River Wye valley influences local temperatures and fog risk compared to the open hills of the Brecon Beacons to the north-west.

What is the weather in Monmouth like this week?

The live forecast above gives the clearest picture for the next few days. Monmouth often sees a slight temperature difference from inland Herefordshire because of its riverside position. The met office weather monmouth outlook typically highlights the chance of mist clearing by late morning, especially in autumn and winter. For a broader view, check the 10 Day Weather Forecast UK page.

How does Monmouth’s location affect its weather?

Monmouth sits at the confluence of the Rivers Wye and Monnow, which means damp air can settle in the valley overnight. This often leads to cooler mornings and a later warm-up than in nearby towns on higher ground. The surrounding hills, such as the Kymin, can also create localised cloud cover. If you are planning ahead, the weather in monmouth 10 days forecast is a reliable guide for outdoor activities along the Wye Valley Walk.

LocationMonmouth, Monmouthshire, on the Welsh-English border

River influenceWye and Monnow valleys create local fog and cooler mornings

Nearest cityNewport (20 miles south-west), Hereford (15 miles north-east)

Coastal effectBristol Channel 25 miles south, moderating extreme temperatures

Is Monmouth usually wetter than the rest of the UK?

Monmouth receives around 800–900mm of rain annually, which is slightly below the Welsh average but higher than eastern England. The valley location can trap showers, but it is not notably wetter than other border towns.

Does the bbc weather monmouth 14 day forecast change much?

Yes, the bbc weather monmouth 14 day forecast can shift significantly, especially for rainfall timing. The valley microclimate means day-to-day changes in cloud cover and wind direction have a bigger impact than in flatter regions.

When is the best time to visit Monmouth for fine weather?

Late spring (May to June) and early autumn (September) offer the most settled conditions, with average highs of 17–20°C. Summer can be warm but often brings thundery showers due to the valley’s humidity.