dog days
US /dɔɡ deɪz/
UK /dɔɡ deɪz/

1.
días caniculares, ola de calor
the hottest period of the year, usually considered to be from early July to early September
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We usually go on vacation during the dog days of summer.
Normalmente nos vamos de vacaciones durante los días caniculares del verano.
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It's too hot to do anything productive during these dog days.
Hace demasiado calor para hacer algo productivo durante estos días caniculares.