The economic toll
Heat doesn't just kill. It bills Europe 80 billion a year.
Europe loses €50-80 billion a year, 0.3-0.5% of GDP, to heatwave productivity loss (Allianz Trade). It is cheaper to cool the room than to lose the worker in it. Europe keeps losing the worker.
Heat deaths across Europe, summer 2026
18,272
Public data · ISGlobal, Nature Medicine 2025
Economic loss across Europe, summer 2026
€19,535,526,390
Public data · European Parliament, Allianz Trade
3%
labour-productivity lost per °C above 30°C (Allianz Trade)
~13%
drop in cognitive performance in high heat
5-7%
cumulative GDP loss by 2030 in the most-exposed nations (Allianz Trade)
The rankings
Projected GDP loss, 2026-2030.
Cumulative 5-year GDP loss (USD) in Europe's most-exposed economies, Allianz Trade, Too hot to grow (2026).
| Country | AC adoption | Projected GDP loss 2026-2030 |
|---|---|---|
| 🇫🇷 France | 25% | $240B |
| 🇮🇹 Italy | 56% | $147B |
| 🇩🇪 Germany | 19% | $131B |
| 🇪🇸 Spain | 41% | $120B |
United Kingdom figure not yet sourced, see methodology.
The viral comparison. Allianz frames the 2025 heatwave's GDP hit as roughly
"half a day of strikes for every day above 32°C." A country can survive a strike. It
keeps scheduling these.