Aberdaron
Aberystwyth
Cambrian Mountains
Cardiff
Cardigan
Carmarthen
Colwyn Bay
Holyhead
Lake Vyrnwy
Llangollen
Llŷn Peninsula
Milford Haven
Newport
Porthmadog
Raf Mona
Snowdonia
South Wales
Swansea
Wrexham| Tue Jun 18 | Wed Jun 19 | Thu Jun 20 | Fri Jun 21 | |
| Tmin 18-06 |
10°C | 13°C | 11°C | 12°C |
| Tmax 06-18 |
21°C | 23°C | 17°C | 19°C |
| morning 24-06 |
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| a.m. 06-12 |
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| p.m. 12-18 |
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| evening 18-24 |
| Nearby Weather Stations - Brecon | Distance |
| Sennybridge | 21.8 km |
| Hereford/Credenhill | 43.3 km |
| Shobdon | 49.9 km |
| Mumbles | 58.1 km |
| Cardiff Airport | 59.4 km |
| St Athan | 59.5 km |
| Trawscoed | 60.4 km |
| Pembrey Burrows | 71.8 km |
| Filton | 72.1 km |
| Bristol Airport | 76.6 km |
| Lake Vyrnwy | 91.1 km |
| Liscombe | 95.8 km |
| Bala | 108.3 km |
| Dunkeswell Aerodrome | 119.2 km |