Average January daily minimum temperature across ~7,900 comuni, from Copernicus Climate Data Store (ERA5-Land). Pan and zoom the map, or search a place to see its figure and open its full profile.
How it’s built. Mean of January's daily minimum 2m temperature, averaged across 2015-2024. Fixed calendar month (January), same reasoning as the July summer-high layer. ERA5-Land reanalysis, Copernicus Climate Data Store, daily-minimum statistic, UTC+01:00 day boundary.