Rome in 2100 may feel like Istanbul today

Grounded CMIP6/IPCC climate projection for Rome, Italy in 2100 (SSP2-4.5, middle path). +2.9°C average warming, +52 cm sea-level rise, habitability 39/100 (Poor). Its projected climate is closest to present-day Istanbul, Turkey.

• Average warming by 2100: +2.9°C
• Regional sea-level rise by 2100: +52 cm
• Habitability score: 39 / 100 (Poor)
• Closest present-day climate analog: Istanbul, Turkey

Numbers come from a grounded CMIP6/IPCC grid; see the methodology, compare locations, or return to fupit.