Several Swiss records broken for heatwave duration

New heatwave records were set on Monday at several Swiss weather stations. By midday, Bern/Zollikofen, Payerne, Buchs/Aarau and Pully had recorded 13 days with temperatures above 30°C.

Zurich/Fluntern, Schaffhausen, Delémont, Fribourg and Altdorf have already equalled their record for the duration of a heatwave. These stations could break that record if temperatures rise above 30°C again on Monday.

St Gallen has also broken its record for the duration of a heatwave, rising from three to five consecutive days above 30°C.

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Climate adaptation

Why Europe is the fastest-warming continent

This content was published on

Jun 29, 2026


Western Europe’s second record-shattering heat wave in a month aligns with a grim trend: for the past three decades, Europe has been warming faster than any other continent.

Read more: Why Europe is the fastest-warming continent

The duration of a heatwave is measured by the number of consecutive days on which the maximum temperature exceeds this threshold. This weekend, temperature records were also broken, with 39°C recorded in Basel/Binningen and Beznau – an all-time high for the month of June in Switzerland.

However, a significant drop in temperatures was expected on Monday.

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Climate adaptation

Swiss study: five easy ways to stay cool in hot weather

This content was published on

Jun 24, 2026


From menthol scents to smart ventilation, a Swiss researcher reveals five simple ways to reduce heat stress and stay comfortable at home – no air conditioner required.

Read more: Swiss study: five easy ways to stay cool in hot weather

Translated from French, sub-edited by ts