Ty Gwyn is a Grade II listed building in the Isle of Anglesey local planning authority area, Wales. First listed on 8 February 2006. Residential.
Ty Gwyn
- WRENN ID
- floating-grate-hawk
- Grade
- II
- Local Planning Authority
- Isle of Anglesey
- Constituency
- Ynys Môn MP: Llinos Medi (PC)
- Country
- Wales
- Date first listed
- 8 February 2006
- Type
- Residential
- Address
- Ty Gwyn, Llangwyllog, Llanddyfnan
- OS grid reference
- SH 421 787
- Coordinates
- 53.28196, -4.36944
- Source
- Cadw listing
Description
Ty Gwyn is a single-storey cottage with lower outbuildings to the left. It is constructed of rubble masonry, with the dwelling outbuilding finished in limewash. The cottage features an exposed slate roof that is grouted with a tiled ridge, while the outbuilding has a roof made of small slates with rough stone coping. There are gable stacks, including a massive squat stack on the right with capping. The cottage has a boarded door that is flanked by 16-pane hornless sash windows, with the openings slightly offset to the left. The outbuilding also has a boarded door, which is offset to the left.
Local climate
Ty Gwyn sits in a wetter-than-average part of the UK, with an average of 1,040 mm of rain a year. This makes it wetter than 84% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 92% of listed buildings.
It experiences an average of 10 freeze-thaw cycles a year, fewer than 91% of listed buildings. Of these, 3 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.2°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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