Lady Margaret's Tower Observatory, Lochnell is a Grade A listed building in the Argyll and Bute local planning authority area, Scotland. First listed on 28 August 1980.
Lady Margaret's Tower Observatory, Lochnell
- WRENN ID
- quartered-hinge-equinox
- Grade
- A
- Local Planning Authority
- Argyll and Bute
- Constituency
- Argyll, Bute and South Lochaber MP: Brendan O'Hara (SNP)
- Country
- Scotland
- Date first listed
- 28 August 1980
- OS grid reference
- NM 882 383
- Coordinates
- 56.48938, -5.44137
- Source
- Historic Environment Scotland listing
Description
Lady Margaret's Tower Observatory is a polygonal building constructed in the early 19th century. It is made of rubble.
Local climate
Lady Margaret's Tower Observatory, Lochnell sits in one of the wettest parts of the UK, with an average of 2,220 mm of rain a year. This makes it wetter than 99% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 99% of listed buildings.
It experiences an average of 35 freeze-thaw cycles a year, more than 55% of listed buildings. Of these, 19 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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