Sunny Barn is a Grade II listed building in the Brecon Beacons National Park local planning authority area, Wales. First listed on 16 December 1976. House.
Sunny Barn
- WRENN ID
- turning-step-larch
- Grade
- II
- Local Planning Authority
- Brecon Beacons National Park
- Constituency
- Brecon, Radnor and Cwm Tawe MP: David Chadwick (LD)
- Country
- Wales
- Date first listed
- 16 December 1976
- Type
- House
- Address
- Sunny Barn, Powys
- OS grid reference
- SO 055 280
- Coordinates
- 51.94266, -3.37524
- Source
- Cadw listing
Description
Sunny Barn is a house constructed of stone rubble with a slate roof and features a paired rendered chimney at the south end. The building has two storeys and three windows. The first-floor window openings have cambered heads and contain sash windows that are three panes wide. On the ground floor, there are two wide canted bay windows, one on each side of the central doorway, which also has a slightly cambered head. The south gable end of the front wing is adorned with a cusped bargeboard and has two windows at the attic level, along with a 4-pane sash window on the ground floor. The rear range has a stuccoed south elevation that is two storeys high with a parapet, featuring two 4-pane sash windows, except for a splayed bay window on the ground floor to the left.
Local climate
Sunny Barn sits in one of the wettest parts of the UK, with an average of 1,260 mm of rain a year. This makes it wetter than 93% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 82% of listed buildings.
It experiences an average of 56 freeze-thaw cycles a year, more than 96% of listed buildings. Of these, 32 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.3°C per decade since 1991.
Averages for 1991–2020; temperature trend 1991–2025. Figures describe the wider area (a grid cell of roughly 10 km), not the individual site. Contains modified Copernicus Climate Change Service information 2026.
More on this building
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- No EPC on record for this property
- No sale records on file
- No related consent applications matched
- Detailed attributes — period, style, materials, features
- Flood risk assessment
- Radon risk assessment
- Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
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