Heat stress in the summer of 2026
Maximum category experienced
Extreme 46C+
Very strong 38-46C
Strong 32-38C
Moderate 26-32C
No heat stress
Maximum category experienced
Extreme 46C+
Very strong 38-46C
Strong 32-38C
Moderate 26-32C
No heat stress
52% of Europe
had experienced
‘very strong’ heat
stress by the end
of summer
Maximum category experienced
Extreme 46C+
Very strong 38-46C
Strong 32-38C
Moderate 26-32C
No heat stress
52% of Europe
had experienced
‘very strong’ heat
stress by the end
of summer
Maximum category experienced
Extreme 46C+
Very strong 38-46C
Strong 32-38C
Moderate 26-32C
No heat stress
52% of Europe had
experienced ‘very strong’
heat stress by the end
of summer
Maximum category experienced
Extreme 46C+
Very strong 38-46C
Strong 32-38C
Moderate 26-32C
No heat stress
Maximum category experienced
Extreme 46C+
Very strong 38-46C
Strong 32-38C
Moderate 26-32C
No heat stress
52% of Europe
had experienced
‘very strong’ heat
stress by the end
of summer
Maximum category experienced
Extreme 46C+
Very strong 38-46C
Strong 32-38C
Moderate 26-32C
No heat stress
52% of Europe
had experienced
‘very strong’ heat
stress by the end
of summer
Maximum category experienced
Extreme 46C+
Very strong 38-46C
Strong 32-38C
Moderate 26-32C
No heat stress
52% of Europe had
experienced ‘very strong’
heat stress by the end
of summer