Rohan is a Grade II listed building in the Cardiff local planning authority area, Wales. First listed on 30 April 1999. Commercial building. 1 related planning application.
Rohan
- WRENN ID
- upper-roof-marsh
- Grade
- II
- Local Planning Authority
- Cardiff
- Constituency
- Cardiff South and Penarth MP: Stephen Doughty (Lab)
- Country
- Wales
- Date first listed
- 30 April 1999
- Type
- Commercial building
- Address
- Rohan, 24 St Mary Street, Castle
- OS grid reference
- ST 182 762
- Coordinates
- 51.47899, -3.17812
- Source
- Cadw listing
Description
Rohan is a four-storey building with a two-window front, constructed from painted freestone and brick. It features some Italian Gothic detailing, including panelled pilasters at the ends and brackets that support the cornice. The top floor has two sash windows, while the floor below has two windows with broad Gothic arched heads. On the first floor, there is a single window with some relief detailing at the head and tripartite sash glazing. The ground floor has a modern shop front.
Local climate
Rohan sits in a wetter-than-average part of the UK, with an average of 1,080 mm of rain a year. This makes it wetter than 86% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 87% of listed buildings.
It experiences an average of 22 freeze-thaw cycles a year, fewer than 77% of listed buildings. Of these, 8 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
- Related listed building consents — 1 application
- 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
Matched applications, energy data and sale records are assembled automatically and may contain errors. Flag incorrect data.
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