sweltering
From Longman Dictionary of Contemporary Englishswelteringswel‧ter‧ing /ˈsweltərɪŋ/ adjective HOTextremely hot and uncomfortable sweltering August daysExamples from the Corpussweltering• As sultry as a sweltering day in August.• The sky was still blue; the sun, growing in strength, promised a hot sweltering day.• The soldiers marched on in the sweltering heat.• Test conditions have included a scramble along Glencoe's Aonach Eagach ridge and a two-day back pack in sweltering heat.• Hundreds of children sweltering in the heat went to the neighborhood pool.• Everyone headed for the beach on that sweltering summer afternoon.• the sweltering summer sun