{"title":"Records on 1909-06-15","description":"Every record set or tied on 1909-06-15.","dataAsOf":"2026-10-17T00:00:00Z","lastRevised":"2026-10-18","source":"Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products.","licence":"US Government open data (NOAA NCEI)","page":"https://worldextremeweathermonitor.com/records/1909-06-15/","columns":[{"name":"id","description":"Stable record id: station, date, type and timescale."},{"name":"station_id","description":"GHCN-Daily station id."},{"name":"station_name","description":"Station name."},{"name":"country","description":"ISO 3166 alpha-2 country code."},{"name":"type","description":"Record type: tmax_high, tmax_low, tmin_high, tmin_low, prcp_high, snow_high or snwd_high."},{"name":"timescale","description":"daily, monthly or all-time."},{"name":"date","description":"Date the record was set, YYYY-MM-DD."},{"name":"value","description":"Record value in degrees Celsius or millimetres."},{"name":"unit","description":"c for degrees Celsius, mm for millimetres."},{"name":"previous_value","description":"The record it replaced, in the same unit. Empty for a first record."},{"name":"previous_date","description":"Date of the replaced record."},{"name":"margin","description":"How far the new value beat the old record, a non negative magnitude in the same unit. Zero for a tie."},{"name":"years_stood","description":"Whole years the replaced record had stood."},{"name":"significance","description":"Record Significance Score from 0 to 100 (see /methodology/)."},{"name":"tie","description":"True when the value tied the record."},{"name":"provisional","description":"True while the record is inside the 60 day provisional window."},{"name":"lat","description":"Station latitude in decimal degrees."},{"name":"lon","description":"Station longitude in decimal degrees."}],"rows":[{"id":"CA006113000-1909-06-15-tmin_low-daily","station_id":"CA006113000","station_name":"Gravenhurst","country":"CA","type":"tmin_low","timescale":"daily","date":"1909-06-15","value":2.2,"unit":"c","previous_value":5,"previous_date":"1884-06-15","margin":2.8,"years_stood":24,"significance":16,"tie":false,"provisional":false,"lat":44.9167,"lon":-79.3667},{"id":"CA008101700-1909-06-15-tmin_high-daily","station_id":"CA008101700","station_name":"Fredericton Unb","country":"CA","type":"tmin_high","timescale":"daily","date":"1909-06-15","value":13.9,"unit":"c","previous_value":13.3,"previous_date":"1872-06-15","margin":0.6,"years_stood":36,"significance":15,"tie":false,"provisional":false,"lat":45.95,"lon":-66.6},{"id":"GM000003319-1909-06-15-tmin_low-daily","station_id":"GM000003319","station_name":"Berlin-Dahlem","country":"DE","type":"tmin_low","timescale":"daily","date":"1909-06-15","value":7.6,"unit":"c","previous_value":8,"previous_date":"1882-06-15","margin":0.4,"years_stood":26,"significance":12,"tie":false,"provisional":false,"lat":52.4639,"lon":13.3017},{"id":"GM000002698-1909-06-15-tmin_low-daily","station_id":"GM000002698","station_name":"Karlsruhe","country":"DE","type":"tmin_low","timescale":"daily","date":"1909-06-15","value":6.2,"unit":"c","previous_value":7.4,"previous_date":"1901-06-15","margin":1.2,"years_stood":8,"significance":9,"tie":false,"provisional":false,"lat":49.0392,"lon":8.365},{"id":"USW00014934-1909-06-15-tmin_low-daily","station_id":"USW00014934","station_name":"Dubuque River","country":"US","type":"tmin_low","timescale":"daily","date":"1909-06-15","value":7.8,"unit":"c","previous_value":9.4,"previous_date":"1908-06-15","margin":1.6,"years_stood":0,"significance":7,"tie":false,"provisional":false,"lat":42.4,"lon":-90.7},{"id":"CA006127887-1909-06-15-tmin_low-daily","station_id":"CA006127887","station_name":"Southampton","country":"CA","type":"tmin_low","timescale":"daily","date":"1909-06-15","value":3.3,"unit":"c","previous_value":3.3,"previous_date":"1875-06-15","margin":0,"years_stood":33,"significance":3,"tie":true,"provisional":false,"lat":44.5,"lon":-81.3667},{"id":"CE000434730-1909-06-15-tmin_low-daily","station_id":"CE000434730","station_name":"Nuwara Eliya","country":"LK","type":"tmin_low","timescale":"daily","date":"1909-06-15","value":10,"unit":"c","previous_value":10,"previous_date":"1875-06-15","margin":0,"years_stood":33,"significance":3,"tie":true,"provisional":false,"lat":6.967,"lon":80.767},{"id":"CA006116128-1909-06-15-tmin_low-daily","station_id":"CA006116128","station_name":"Owen Sound","country":"CA","type":"tmin_low","timescale":"daily","date":"1909-06-15","value":2.8,"unit":"c","previous_value":2.8,"previous_date":"1884-06-15","margin":0,"years_stood":24,"significance":2,"tie":true,"provisional":false,"lat":44.5667,"lon":-80.9167},{"id":"USC00301010-1909-06-15-tmin_low-daily","station_id":"USC00301010","station_name":"Buffalo","country":"US","type":"tmin_low","timescale":"daily","date":"1909-06-15","value":8.9,"unit":"c","previous_value":8.9,"previous_date":"1884-06-15","margin":0,"years_stood":24,"significance":2,"tie":true,"provisional":false,"lat":42.8833,"lon":-78.8833},{"id":"CA006136643-1909-06-15-tmin_low-daily","station_id":"CA006136643","station_name":"Port Dover","country":"CA","type":"tmin_low","timescale":"daily","date":"1909-06-15","value":6.1,"unit":"c","previous_value":6.1,"previous_date":"1908-06-15","margin":0,"years_stood":0,"significance":0,"tie":true,"provisional":false,"lat":42.7833,"lon":-80.2167}]}