1 Llewelyn Avenue is a Grade II listed building in the Conwy local planning authority area, Wales. First listed on 16 March 1976. House, shop, public bar.

1 Llewelyn Avenue

WRENN ID
proud-cornice-ivory
Grade
II
Local Planning Authority
Conwy
Constituency
Bangor Aberconwy MP: Claire Hughes (Lab)
Country
Wales
Date first listed
16 March 1976
Type
House, shop, public bar
Address
1 Llewelyn Avenue, Llandudno, LL30 2ER
OS grid reference
SH 780 826
Coordinates
53.32632, -3.83291
Source
Cadw listing

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

Description

1 Llewelyn Avenue is listed alongside No 114 Mostyn Street. Please refer to the notes under 114 Mostyn Street for further details.

Local climate

1 Llewelyn Avenue sits in a wetter-than-average part of the UK, with an average of 1,100 mm of rain a year. This makes it wetter than 87% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 76% of listed buildings.

It experiences an average of 34 freeze-thaw cycles a year, fewer than 51% of listed buildings. Of these, 18 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
  • 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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Nearby listed buildings

  1. 3 Llewelyn Avenue Grade II 5 m
  2. Fountains Bar & Cafe Grade II 7 m
  3. Capel Tabernacl (Tabernacle Welsh Baptist Chapel), including forecourt walls and railings Grade II 39 m
  4. 137 Mostyn Street Grade II 42 m
  5. 2 Llewelyn Avenue Grade II 43 m
  6. 135 Mostyn Street Grade II 43 m
  7. 139 Mostyn Street Grade II 45 m
  8. 133 Mostyn Street Grade II 46 m
  9. 106 Mostyn Street Grade II 47 m
  10. Free Standing Shop Sign Standard Grade II 49 m