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Live forecasts update automatically; written guidance last reviewed 13 June 2026 by the Insight Britain weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Brecon’s weather is shaped by its position in the Usk valley and proximity to the Brecon Beacons. The live forecast above provides the most accurate current conditions for the town centre, with temperature, wind speed, and precipitation chance updated throughout the day.
How should I read the live forecast for Brecon?
The live forecast above shows Brecon’s immediate conditions. The temperature reading reflects the air temperature in the town centre, which is often a few degrees milder than on the surrounding hills. The wind speed and direction are particularly useful here, as Brecon sits in a valley that can funnel gusts from the southwest. The precipitation percentage tells you the likelihood of rain at that moment, not the duration.
What is Brecon’s typical climate through the seasons?
Brecon has a maritime climate, meaning mild winters and cool summers with rainfall spread across the year. Winter (December to February) sees average highs in the low single digits Celsius, with frost common overnight and occasional snow on higher ground. Spring (March to May) is changeable, with temperatures gradually rising and April often the driest month. Summer (June to August) brings the warmest conditions, with highs typically in the mid to high teens, though rain remains frequent. Autumn (September to November) sees increasing wind and rainfall, with mist and fog common in the valley.
How do local geography and hills affect Brecon’s weather?
Brecon lies in the Usk valley, sheltered to the north and south by the Brecon Beacons and Black Mountains. This valley location means it can be noticeably calmer and drier than the exposed summits of Pen y Fan, just a few miles south. However, the surrounding hills can trap cloud and rain, particularly when moist air is forced upwards, leading to prolonged drizzle. The town also experiences a “valley effect” where cold air sinks at night, making frost more likely than in nearby towns on higher ground.
When is the best time to visit Brecon, and what should I pack?
Late spring (May) and early autumn (September) offer the most reliable weather for walking and exploring, with longer daylight hours and fewer downpours. Pack layers, a waterproof jacket, and sturdy footwear regardless of the season, as conditions can change quickly, especially if you plan to head into the hills. Sunscreen is advisable in summer, and a warm hat and gloves are essential in winter.
Which nearby areas should I also check?
If you are planning a trip, the forecasts for Abergavenny and Ebbw Vale are useful for comparison, as they sit on opposite sides of the national park. Aberdare and Blackwood also offer different valley microclimates worth checking before travelling.
What is the weather in Brecon tomorrow?
Check the live forecast above for the most reliable tomorrow outlook. In general, Brecon’s weather changes quickly, so the hourly breakdown in the forecast is more useful than a single summary figure. Expect conditions to be cooler and windier than the town centre if you are heading into the Beacons.
How reliable is the 10–14 day outlook for Brecon?
The 10–14 day forecast for Brecon gives a broad trend rather than exact detail, particularly for rainfall timing. The 10-day forecast is more dependable for planning walks, but the live forecast above remains the best source for immediate decisions.
Does it rain a lot in Brecon?
Yes, Brecon receives well above the UK average rainfall, with around 150 wet days per year. The UK weather hub and weather warnings page can help you prepare for heavy rain events, which are most common in winter and early spring.