Ballywillwill House, 25 Clonvaraghan Road, Ballywillwill, Castlewellan, Co.Down is a listed building in the Newry, Mourne and Down local planning authority area, Northern Ireland.
Ballywillwill House, 25 Clonvaraghan Road, Ballywillwill, Castlewellan, Co.Down
- WRENN ID
- late-sill-birch
- Grade
- Local Planning Authority
- Newry, Mourne and Down
- Constituency
- South Down MP: Chris Hazzard (SF)
- Country
- Northern Ireland
- Irish grid reference
- J 354 408
- Coordinates
- 54.29888, -5.92067
- Source
- NI Environment Agency listing
Local climate
Ballywillwill House, 25 Clonvaraghan Road, Ballywillwill, Castlewellan, Co.Down sits in a wetter-than-average part of the UK, with an average of 990 mm of rain a year. This makes it wetter than 80% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 83% of listed buildings.
It experiences an average of 7 freeze-thaw cycles a year, fewer than 95% of listed buildings. Of these, 4 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
- No flood data for this area
- Radon risk assessment
- Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
Matched applications, energy data and sale records are assembled automatically and may contain errors. Flag incorrect data.
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