Porto-Novo Climate Shift Score
Benin · Africa · Climate Shift score
This page ranks Porto-Novo's own 50 year weather trend against every other live world capital, using the same full-record regression already shown on its Meteo Future Trends page. For where that trend has already gone, see the Climate Capitals trend history, or for current and historical day-to-day weather, see Meteo Capital Cities.See the full ranking of all live world capitals on the interactive map.
Score based on complete years through 2025.
Frequently asked questions about Porto-Novo's Climate Shift Index score
How fast is Porto-Novo's climate changing compared to other capitals?
Porto-Novo ranks 96 of 245 world capitals for how fast its climate is shifting. That places the city in the middle of the ranking. The ranking measures pace of change, not how hot or how pleasant a city is.
What is changing fastest in Porto-Novo?
The fastest-shifting variable in Porto-Novo is tropical days, at +24.7 days/decade. That is the change per decade, fitted as a linear trend across 1976 to 2025, so over 50 years of measured data rather than two isolated years.
How much is Porto-Novo warming per decade?
Porto-Novo is warming at +0.29°C/decade across 1976 to 2025. Over thirty years that works out at roughly 0.9°C. The trend accounts for 70% of the variation between years; the rest is ordinary year-to-year swing.
Is Porto-Novo getting more extreme heat days?
Days above 30°C are increasing by +24.7 days/decade in Porto-Novo. On this trend that is roughly 74 days gained or lost every thirty years.
Is Porto-Novo losing its winter?
Frost days are declining by +0.0 days/decade in Porto-Novo. Frost days are often the fastest-shifting variable in this dataset: cold extremes tend to warm faster than hot ones, which bears directly on anything sized for a cold season.
What does Porto-Novo's Climate Shift Index score actually mean?
The score folds six variables (temperature, tropical days, frost days, precipitation, sunshine hours and wind speed) into one number, converting each into a percentile against every other ranked capital. Porto-Novo scores 56.4. A low score does not mean nothing is changing, only that other capitals are shifting faster, and the score says nothing about how liveable or how warm a city is.
