Sundial near the N end of the formal garden is a Grade II listed building in the Wrexham local planning authority area, Wales. First listed on 3 December 1996. Sundial.

Sundial near the N end of the formal garden

WRENN ID
white-buttress-birch
Grade
II
Local Planning Authority
Wrexham
Constituency
Wrexham MP: Andrew Ranger (Lab)
Country
Wales
Date first listed
3 December 1996
Type
Sundial
Address
Sundial near the N end of the formal garden, Erddig, Marchwiel
OS grid reference
SJ 328 483
Coordinates
53.02777, -3.00276
Source
Cadw listing

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

Description

This is a baluster sundial located near the north end of the formal garden. It stands on an octagonal stone plinth and features an octagonal brass dial. The sundial is topped with a decorative brass gnomon that has partially legible lettering and includes the coat of arms of John Meller.

Local climate

Sundial near the N end of the formal garden receives an average of 850 mm of rain a year. This makes it wetter than 59% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 92% of listed buildings.

It experiences an average of 37 freeze-thaw cycles a year, more than 70% of listed buildings. Of these, 20 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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  • 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. Screen and gates closing the formal garden at Erddig Grade II* 57 m
  2. Garden walls to N side of formal garden including gatepiers, gates and alcove Grade II 106 m
  3. Pair of pinnacles in the formal garden at Erddig Grade II 166 m
  4. Dovecote Grade II 220 m
  5. Sundial on main axis of the formal garden Grade II 225 m
  6. N Garden Pavilion including attached walls, alcove gatepiers and gates immediately to E of the house Grade II 237 m
  7. Garden walls to S side of formal garden including gate piers, gates and alcove Grade II 237 m
  8. S Garden Pavilion including attached walls, alcove gatepiers and gates immediately to E of house Grade II 244 m
  9. Cupola to SE of the house Grade II 248 m
  10. Gardener's House including Bothies, walls and shed to W Grade II 252 m