The warmest municipalities in canton Basel-City (2025)

Mean annual temperature from the nearest MeteoSwiss weather station (at most 25 km from the municipality), averaged over the available measurement years up to 2025. The station distance is shown on every municipality page; in mountainous terrain temperature varies strongly with altitude.

Which municipality in canton Basel-City is the warmest?

Basel is the warmest municipality in canton Basel-City, at 11.8 °C annual mean (2025).

Where does the temperature data come from?

From the geographically nearest MeteoSwiss station (25 km at most). These are station readings, not measurements at the municipality centre — the distance is disclosed transparently.