The three most important determinants of property price have always been location, location and location.

No doorstep is more desirable than that with an outstanding school, hassle-free train link and leafy green space around the corner.

But what is likely to end up the hottest summer on record has provided the strongest hint yet that climate change is tearing up the traditional home-buying checklist.

For 35 million houses across Great Britain, days of sweltering heat are now far more common. More than 15 million are at risk of drought, 1.8 million from wildfires, 2.8 million from flooding and some 10,000 from coastal erosion. Odds are you live in one of them.

Telegraph analysis finds fewer than one in 20 properties are spared from high exposure to any of these five environmental threats.

Wildfire (Image: USDA)

Four postcode districts – Seaford’s BN25, New Romney’s TN28, Avonmouth’s BS11 and Newport’s NP10 – are vulnerable to each and every one. Just under 50,000 homes are in these areas.

This bodes poorly for future valuations. A home is almost always a family’s single biggest asset, meaning climate risk is now also financial risk. Anyone looking to buy, hold, or pass on a house would be wise to take note.

Read more: Telegraph on MSN