"St. Luke's summer" meaning in English

{
  "forms": [
    {
      "form": "little summer of St. Luke",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "Saint Luke's summer",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "St. Luke's little summer",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "St. Luke's summer",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
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          "source": "w"
        },
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          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
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          "source": "w"
        },
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          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Summer",
          "orig": "en:Summer",
          "parents": [
            "Seasons",
            "Nature",
            "Periodic occurrences",
            "All topics",
            "Time",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Temperature",
          "orig": "en:Temperature",
          "parents": [
            "Nature",
            "Weather",
            "All topics",
            "Atmosphere",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1904, ‘Saki’, “Reginald's Rubaiyat”, in Reginald:",
          "text": "to me there was something infinitely pathetic and appealing in the idea of the egg having a sort of St. Luke's summer of commercial usefulness.",
          "type": "quote"
        },
        {
          "ref": "1934, Sir William Beech Thomas, The Yeoman's England:",
          "text": "Almost every virtue of every season is contracted into the little span of St. Luke's summer, the very vintage of the year's juices.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A short period of warm weather around St Luke's Day (18 October); an Indian summer (also figuratively)."
      ],
      "id": "en-St._Luke's_summer-en-noun-3rm8npk3",
      "links": [
        [
          "warm",
          "warm"
        ],
        [
          "weather",
          "weather"
        ],
        [
          "Indian summer",
          "Indian summer"
        ]
      ],
      "synonyms": [
        {
          "word": "Indian summer"
        }
      ]
    }
  ],
  "word": "St. Luke's summer"
}

{
  "forms": [
    {
      "form": "little summer of St. Luke",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "Saint Luke's summer",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "St. Luke's little summer",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "St. Luke's summer",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English eponyms",
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        "English nouns",
        "English nouns with unknown or uncertain plurals",
        "English terms spelled with .",
        "English terms with non-redundant non-automated sortkeys",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "Quotation templates to be cleaned",
        "en:Summer",
        "en:Temperature"
      ],
      "examples": [
        {
          "ref": "1904, ‘Saki’, “Reginald's Rubaiyat”, in Reginald:",
          "text": "to me there was something infinitely pathetic and appealing in the idea of the egg having a sort of St. Luke's summer of commercial usefulness.",
          "type": "quote"
        },
        {
          "ref": "1934, Sir William Beech Thomas, The Yeoman's England:",
          "text": "Almost every virtue of every season is contracted into the little span of St. Luke's summer, the very vintage of the year's juices.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A short period of warm weather around St Luke's Day (18 October); an Indian summer (also figuratively)."
      ],
      "links": [
        [
          "warm",
          "warm"
        ],
        [
          "weather",
          "weather"
        ],
        [
          "Indian summer",
          "Indian summer"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "Indian summer"
    }
  ],
  "word": "St. Luke's summer"
}