Tropical nights in Grenada

• The CMIP6 model median (SSP2-4.5, middle of the road) puts it at 365 nights in 2100, between 360 nights and 365 nights (models’ 10th–90th percentile).

• Nights in a year when the temperature stays above 20 °C, averaged over the country.
• Source: World Bank Climate Change Knowledge Portal, CMIP6 multi-model median.
• The dashed line is the CMIP6 model median (SSP2-4.5, middle of the road), a scenario rather than a forecast; the band is its models’ 10th–90th percentile.
• Climate model values are the median of the CMIP6 models, run on past emissions to 2014 and on SSP2-4.5, a middle-of-the-road path, after: they are not measurements.

How the layers work, where their data comes from and what they can’t tell you: Countries through time