The Persian Gulf International Airport in Asaluyeh, on the country’s southern coastline, hit a temperature of 40 degrees on Sunday.
At the time, the humidity level was at 65 per cent.
It’s a temperature level considered unsafe for humans.
Heatwave sparks health warnings
Iran isn’t alone in feeling the heat, with high temperatures hitting the northern hemisphere.
Italian health officials intensified heat warnings as southern Europe began a brutally hot week with temperatures expected to top 40 degrees on a continent already sizzling under the sun and overburdened by tourists.
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Countries with borders on the Mediterranean Sea weren’t alone in suffering.
Authorities in North Macedonia extended a heat alert for the next 10 days with predicted temperatures topping 43, while Kosovo also issued heat warnings.
The culprit is a high-pressure anticyclone dubbed Cerberus after the multi-headed dog in Greek mythology that guards the gates to the underworld.
Europe’s third heat wave in a month was expected to affect much of the Mediterranean region and last until Wednesday.
Iconic tourist site in Europe forced shut by extreme heatwave