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Cities / Okayama

Okayama

Japan

Okayama is projected to face significant climate risks stemming from heavy rainfall events. As these events increase in frequency and intensity, the city will likely experience heightened flooding, threatening infrastructure and community safety. The risk of soil erosion and landslides will also increase, further jeopardizing agricultural productivity and water quality. Vulnerable populations could face disrupted livelihoods and property damage due to these climate impacts. Urban areas may struggle with drainage issues as severe rainfall becomes more common, compounding water management challenges. Therefore, preparedness and adaptation to these climate hazards are essential for building resilience in Okayama as it navigates its future climate landscape.

Hazard Outlook

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

Elevation

2nd percentile Very high exposure

At 1 m elevation, Okayama faces very high risk from coastal flooding and sea level rise.

Okayama
-8.0 Lower → Higher 4k

Maximum Rainfall

83rd percentile High exposure

Okayama's projected maximum rainfall of 15 mm is among the highest of all cities globally.

Okayama
0.0 Lower → Higher 35

Maximum Temperature

54th percentile Elevated exposure

Okayama's projected maximum temperature of 9.7°C is higher than most cities globally under a 3.0°C warming scenario.

Okayama
5.0 Cooler → Hotter 13

Longest Heatwave

70th percentile Elevated exposure

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

Okayama
0.0 Shorter → Longer 92

Heavy Rainfall Days

22nd percentile Lower exposure

With 9 days of heavy rainfall expected, Okayama ranks lower than most cities for extreme precipitation events.

Okayama
0.0 Fewer → More 36

Exposure Summary

Elevation
Max Rain
Max Temp
Heatwave
Heavy Rain

Adaptation Priorities

Okayama faces high exposure to elevation, max rain and elevated exposure to max temp, 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 Okayama.

No solutions have been documented for Okayama.

This is an archived snapshot of the database.

Recommended Solutions

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

Crowdsourced Property Condition Survey Using Street-Level Photography
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Municipal Analytics Office for Climate Resilience Data Tracking
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City Resilience Index Monitoring Framework
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Citizen Science Mobile Heat Mapping with Vehicle-Mounted Sensors
83%
From: Boston

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Healthcare Resilience Through Electronic Records & Facility Preparedness
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Rockaway Peninsula Gas Infrastructure Resilience Program
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National Grid commenced a program in the Rockaway Peninsula to make its gas system more resilient through accelerated replacement of leak-prone mains and installation of automated meters and other devices.
Solar PV with Battery Storage for Grid Resilience
79%
From: New York

New York City is advancing climate resilience through the integration of solar photovoltaic systems with battery energy storage technologies across critical infrastructure and municipal facilities.
Liquid Fuel Asset Database for Metropolitan Energy Infrastructure
79%
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The New York City Economic Development Corporation (NYCEDC) developed a database of liquid fuel assets in the New York metropolitan region.
Automated Fleet Fuel Tracking and Vehicle Data Management System
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Building-Scale Hydrodynamic Flood Modeling with Sea Level Rise Scenarios
79%
From: New York

New York City employs advanced building-scale hydrodynamic modeling to simulate coastal flooding induced by historical hurricanes under various 21st-century sea level rise scenarios.