Church of St Mary is a Grade I listed building in the South Norfolk local planning authority area, England. First listed on 29 December 1950. A C15 Church.

Church of St Mary

WRENN ID
over-nave-fern
Grade
I
Local Planning Authority
South Norfolk
Constituency
Waveney Valley MP: Adrian Ramsay (Green)
Country
England
Date first listed
29 December 1950
Type
Church
Address
Church of St Mary, Church Street, Diss
OS grid reference
TM 117 800
Coordinates
52.3773, 1.10923
Source
Historic England listing

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

Description

The Church of St Mary is a parish church primarily dating from the 14th and 15th centuries, with roofs that are also from the 15th century. A Commandments Board from the late 17th century is a notable feature. There is a National Monuments Record photograph of the church.

Local climate

Church of St Mary sits in one of the driest parts of the UK, with an average of 700 mm of rain a year. This makes it drier than 91% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 98% of listed buildings.

It experiences an average of 32 freeze-thaw cycles a year, fewer than 60% of listed buildings. Of these, 17 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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