Portnahaven And Port Wemyss Parish Church, Islay is a Grade B listed building in the Argyll and Bute local planning authority area, Scotland. First listed on 20 July 1971. Church.

Portnahaven And Port Wemyss Parish Church, Islay

WRENN ID
shadowed-cellar-rye
Grade
B
Local Planning Authority
Argyll and Bute
Constituency
Argyll, Bute and South Lochaber MP: Brendan O'Hara (SNP)
Country
Scotland
Date first listed
20 July 1971
Type
Church
OS grid reference
NR 168 522
Coordinates
55.68111, -6.50691
Source
Historic Environment Scotland listing

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

Description

Portnahaven and Port Wemyss Parish Church, built around 1830 by Thomas Telford, features a Gothick design and a T-plan layout. The church is harled and has a slate roof. At the west end, there is a belfry topped with a pyramidal stone cap. The building includes pointed lattice windows and two pointed doors located on the south side.

Local climate

Portnahaven And Port Wemyss Parish Church, Islay sits in one of the wettest parts of the UK, with an average of 1,340 mm of rain a year. This makes it wetter than 96% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 98% of listed buildings.

It experiences an average of 4 freeze-thaw cycles a year, fewer than 97% of listed buildings. Of these, 2 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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  • 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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Nearby listed buildings

  1. Atlantic View, Portnahaven Grade C 141 m
  2. Brookfield, Portnahaven Grade C 247 m
  3. Portnahaven School, Portnahaven Grade B 388 m
  4. 2, Thomson, Port Wemyss Grade B 527 m
  5. 1, Mckinnon, Port Wemyss Grade B 531 m
  6. Hugh MacKay's Grave Grade B 691 m
  7. Rhinns Of Islay Lighthouse, Orsay, Islay Grade A 976 m
  8. Cottage, Croft 7 Claddach, Portnahaven, Islay Grade B 1.1 km
  9. Kilchiaran Steading, Kilchiaran, Islay Grade B 8.9 km
  10. Kilchiaran Farmhouse, Kilchiaran, Islay Grade B 9.0 km