Resilience Scanner

Helsinki is projected to confront substantial climate hazards due to frequent heavy precipitation. As climate change influences weather patterns, the city will experience intensified rainfall, leading to elevated flood risks. This increase in precipitation threatens urban infrastructure and water management systems, overwhelming existing drainage capacities. Consequently, the city faces heightened vulnerabilities related to water-related issues, impacting public safety and natural ecosystems. The anticipated rainfall intensification suggests that Helsinki must prepare for significant challenges in managing stormwater and maintaining urban resilience in the face of these evolving climate conditions. The projected future impacts of heavy precipitation underscore the urgent need for comprehensive assessments of climate-related risks in the area to inform effective planning and response strategies.

Hazard Outlook

How will Helsinki's projected climate hazards compare to other cities under a 3.0°C future warming scenario?

Elevation

1st percentile Very high exposure

At 0 m elevation, Helsinki faces very high risk from coastal flooding and sea level rise.

Helsinki
-8.0 Lower → Higher 4k

Heavy Rainfall Days

76th percentile High exposure

With 11 days of heavy rainfall expected, Helsinki ranks among the highest of all cities for extreme precipitation events.

Helsinki
0.0 Fewer → More 36

Longest Heatwave

71st percentile Elevated exposure

Helsinki may experience heatwaves lasting up to 6 days, higher than most other cities.

Helsinki
0.0 Shorter → Longer 92

Maximum Temperature

4th percentile Lower exposure

Helsinki's projected maximum temperature of 7.3°C is lower than most cities globally under a 3.0°C warming scenario.

Helsinki
5.0 Cooler → Hotter 13

Maximum Rainfall

13th percentile Lower exposure

Helsinki's projected maximum rainfall of 6 mm is lower than most cities globally.

Helsinki
0.0 Lower → Higher 35

Exposure Summary

Elevation
Heavy Rain
Heatwave
Max Temp
Max Rain

Adaptation Priorities

Helsinki faces high exposure to elevation, heavy rain and elevated exposure to heatwave. These areas may warrant priority attention in adaptation planning.

Data source: Climate projections from the IPCC AR6 scenario analysis. See our methodology for details on how we process and interpret this data.

Deployed Solutions

Deployed climate adaptation technologies identified in Helsinki.

No solutions have been documented for Helsinki.

This is an archived snapshot of the database.

Recommended Solutions

Proven solutions from similar cities that could help diversify Helsinki's resilience portfolio