ecologie17.2 °CSwitzerland records its hottest summer with an average of 17.2°C from June to August✓ Confirmed · 2 sources

Summer 2026 breaks heat records in Switzerland and Spain

Switzerland records its hottest summer with an average of 17.2°C from June to August.

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The fact

Thirty weather stations measured unprecedented temperatures, surpassing the 2003 record.

Spain endured 61 heatwave days, a national record for the current year.

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Auto-synthesis from 2 media sources · identified on September 10, 2026