Definition of St Luke's summer in English:

St Luke's summer


  • A period of fine weather around 18 October (the saint's feast day).

    • ‘A little discussion arose as to whether this was the "Indian summer," or, as we call the return of warm bright days in autumn, "St. Luke's summer".’
    • ‘Apparently, if good weather lasts into September and October then we have a "St. Luke's Summer"; hence the expression "lukewarm".’


St Luke's summer