Halcyon days

{
  "id": "MLC-T-MET-006149",
  "term": "Halcyon days",
  "field": "Meteorology and atmospheric science",
  "definition": "A period of calm, mild, and pleasant weather, traditionally occurring around the winter solstice. The term originates from Greek mythology, referring to a mythical bird, the halcyon, said to nest on the sea during this time, charming the winds and waves into stillness. Meteorologically, it describes an unseasonably tranquil spell.",
  "url": "https://mlchart.com/terminology/meteorology/halcyon-days/"
}