St. Luke's summer

{
  "id": "MLC-T-MET-009169",
  "term": "St. Luke's summer",
  "field": "Meteorology and atmospheric science",
  "definition": "A period of unseasonably warm, dry, and calm weather that occurs in mid-autumn, typically around the feast day of Saint Luke on October 18th. This phenomenon is a type of Indian summer, characterized by clear skies and mild temperatures after the first frosts of autumn. It is more common in temperate regions of the Northern Hemisphere.",
  "see_also": [
    "St. Martin's summer",
    "All-hallown summer",
    "Old Wives' summer"
  ],
  "url": "https://mlchart.com/terminology/meteorology/st-luke-s-summer/"
}