Everybody likes this summer-like weather in the fall.
In North America it's known as Indian Summer
this period is called "Atvasara" which translates to "re-summer" or "return/repeat/flashback of summer".
it is sometimes called liitle summer of the quince (which is a beautiful small tree).
it is celebrated with Magostos (Magusto in Portuguese, from Magnus Ustus, Big Fire in reference to the magical nature of fire).
In Germany and Austria it is called "Altweibersommer".
In Russia, it is called Women's Summer/Babye Leto (Бабье лето), in Poland - Babie Lato and in Croatia Bablje ljeto. In Bulgaria, the phenomenon is sometimes called "Gypsy Summer" (Bulgarian: циганско лято, tsigansko lyato)
"It was a rare kind of autumn day that you only find in North America Over there they call it "Indian summer"
( L'ete Indien lyrics)
Click the picture to hear the song The Indian Summer - L'Ete Indien by Joe Dassin