GET /api/v1/normals/monthly

{
  "request": {"endpoint":"/api/v1/normals/monthly","station_id":"USFL0316",
    "temp_unit":"both","precip_unit":"mm","snow_unit":"mm","month":1},
  "station": {"station_id":"USFL0316","name":"Miami","state":"FL",
    "state_name":"Florida","country":"US","latitude":25.7954,"longitude":-80.2901,
    "elevation_m":1,"timezone":"America/New_York"},
  "meta": {"data_period":{"from":1991,"to":2020},"temp_unit":"both","precipitation_unit":"mm","snow_unit":"mm"},
  "description": "Miami has a tropical monsoon climate, characterized by hot summers and warm winters.",
  "data": [{
    "month":1,"month_name":"January",
    "temp_high":{"c":24.67,"f":76.41},"temp_low":{"c":15.5,"f":59.9},
    "temp_avg":{"c":20.11,"f":68.2},"temp_range":9.11,
    "hdd":29.44,"cdd":83.89,"precipitation":41.15,"snow":0,
    "sunshine_hours":null,"wind_direction_degrees":null,"complete_period":true
  }]
}