Medieval doorway north east of Trematon Castle Keep is a Grade II listed building in the Cornwall local planning authority area, England. First listed on 22 November 1982. Doorway.

Medieval doorway north east of Trematon Castle Keep

WRENN ID
sheer-wicket-aspen
Grade
II
Local Planning Authority
Cornwall
Constituency
South East Cornwall MP: Anna Gelderd (Lab)
Country
England
Date first listed
22 November 1982
Type
Doorway
Address
Medieval doorway north east of Trematon Castle Keep, Saltash
OS grid reference
SX 410 580
Coordinates
50.40077, -4.2375
Source
Historic England listing

Also on this page: flood risk · radon risk · weather exposure · detailed attributes ↓

Description

The medieval doorway located north-east of Trematon Castle Keep is likely from the 14th century and has been resited. It features a pointed stone arch with ogee mouldings and a rebated back.

Local climate

Medieval doorway north east of Trematon Castle Keep 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 89% of listed buildings.

It experiences an average of 9 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 0.3°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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  • Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
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