dog days

US /dɔɡ deɪz/
UK /dɔɡ deɪz/
"dog days" picture
1.

días caniculares, ola de calor

the hottest period of the year, usually considered to be from early July to early September

:
We usually go on vacation during the dog days of summer.
Normalmente nos vamos de vacaciones durante los días caniculares del verano.
It's too hot to do anything productive during these dog days.
Hace demasiado calor para hacer algo productivo durante estos días caniculares.