{"title":"Records on 1909-04-12","description":"Every record set or tied on 1909-04-12.","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/1909-04-12/","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":"DA000027080-1909-04-12-prcp_high-daily","station_id":"DA000027080","station_name":"Tranebjerg","country":"DK","type":"prcp_high","timescale":"daily","date":"1909-04-12","value":14.2,"unit":"mm","previous_value":4.6,"previous_date":"1896-04-12","margin":9.6,"years_stood":12,"significance":20,"tie":false,"provisional":false,"lat":55.85,"lon":10.6},{"id":"CA006116128-1909-04-12-snow_high-daily","station_id":"CA006116128","station_name":"Owen Sound","country":"CA","type":"snow_high","timescale":"daily","date":"1909-04-12","value":89,"unit":"mm","previous_value":25,"previous_date":"1882-04-12","margin":64,"years_stood":26,"significance":29,"tie":false,"provisional":false,"lat":44.5667,"lon":-80.9167},{"id":"DA000030210-1909-04-12-prcp_high-daily","station_id":"DA000030210","station_name":"Koebenhavn - Meteorologisk Ins","country":"DK","type":"prcp_high","timescale":"daily","date":"1909-04-12","value":11.9,"unit":"mm","previous_value":5.3,"previous_date":"1896-04-12","margin":6.6,"years_stood":12,"significance":20,"tie":false,"provisional":false,"lat":55.7167,"lon":12.5667},{"id":"GM000002698-1909-04-12-prcp_high-daily","station_id":"GM000002698","station_name":"Karlsruhe","country":"DE","type":"prcp_high","timescale":"daily","date":"1909-04-12","value":20.3,"unit":"mm","previous_value":9.8,"previous_date":"1898-04-12","margin":10.5,"years_stood":10,"significance":20,"tie":false,"provisional":false,"lat":49.0392,"lon":8.365},{"id":"USC00034251-1909-04-12-prcp_high-daily","station_id":"USC00034251","station_name":"Little Rock St Capitol","country":"US","type":"prcp_high","timescale":"daily","date":"1909-04-12","value":45,"unit":"mm","previous_value":25.4,"previous_date":"1877-04-12","margin":19.6,"years_stood":31,"significance":22,"tie":false,"provisional":false,"lat":34.75,"lon":-92.2833},{"id":"SF001428050-1909-04-12-prcp_high-daily","station_id":"SF001428050","station_name":"Richmond C/K (Tnk)","country":"ZA","type":"prcp_high","timescale":"daily","date":"1909-04-12","value":18.5,"unit":"mm","previous_value":8.6,"previous_date":"1892-04-12","margin":9.9,"years_stood":16,"significance":19,"tie":false,"provisional":false,"lat":-31.42,"lon":23.95},{"id":"CA006148100-1909-04-12-tmin_high-daily","station_id":"CA006148100","station_name":"Stratford","country":"CA","type":"tmin_high","timescale":"daily","date":"1909-04-12","value":5.6,"unit":"c","previous_value":4.4,"previous_date":"1866-04-12","margin":1.2,"years_stood":42,"significance":18,"tie":false,"provisional":false,"lat":43.3833,"lon":-81},{"id":"CA008100990-1909-04-12-tmin_low-daily","station_id":"CA008100990","station_name":"Chatham","country":"CA","type":"tmin_low","timescale":"daily","date":"1909-04-12","value":-12.2,"unit":"c","previous_value":-10.6,"previous_date":"1882-04-12","margin":1.6,"years_stood":26,"significance":14,"tie":false,"provisional":false,"lat":47.05,"lon":-65.4833},{"id":"CA008101170-1909-04-12-tmin_low-daily","station_id":"CA008101170","station_name":"Dalhousie","country":"CA","type":"tmin_low","timescale":"daily","date":"1909-04-12","value":-14.4,"unit":"c","previous_value":-13.3,"previous_date":"1880-04-12","margin":1.1,"years_stood":28,"significance":13,"tie":false,"provisional":false,"lat":48.0667,"lon":-66.3667},{"id":"GME00121138-1909-04-12-prcp_high-daily","station_id":"GME00121138","station_name":"Regensburg","country":"DE","type":"prcp_high","timescale":"daily","date":"1909-04-12","value":9.1,"unit":"mm","previous_value":6.3,"previous_date":"1900-04-12","margin":2.8,"years_stood":8,"significance":13,"tie":false,"provisional":false,"lat":49.0433,"lon":12.1031},{"id":"USC00475484-1909-04-12-prcp_high-daily","station_id":"USC00475484","station_name":"Milwaukee Wb City","country":"US","type":"prcp_high","timescale":"daily","date":"1909-04-12","value":23.1,"unit":"mm","previous_value":20.3,"previous_date":"1889-04-12","margin":2.8,"years_stood":19,"significance":11,"tie":false,"provisional":false,"lat":43.0333,"lon":-87.9},{"id":"CA006116128-1909-04-12-prcp_high-daily","station_id":"CA006116128","station_name":"Owen Sound","country":"CA","type":"prcp_high","timescale":"daily","date":"1909-04-12","value":10.4,"unit":"mm","previous_value":8.6,"previous_date":"1893-04-12","margin":1.8,"years_stood":15,"significance":10,"tie":false,"provisional":false,"lat":44.5667,"lon":-80.9167},{"id":"ASN00015540-1909-04-12-tmax_high-daily","station_id":"ASN00015540","station_name":"Alice Springs Post Office","country":"AU","type":"tmax_high","timescale":"daily","date":"1909-04-12","value":36.7,"unit":"c","previous_value":36.4,"previous_date":"1893-04-12","margin":0.3,"years_stood":15,"significance":7,"tie":false,"provisional":false,"lat":-23.71,"lon":133.8683},{"id":"GME00125806-1909-04-12-prcp_high-daily","station_id":"GME00125806","station_name":"Heinersreuth-Vollhof","country":"DE","type":"prcp_high","timescale":"daily","date":"1909-04-12","value":4.2,"unit":"mm","previous_value":3.8,"previous_date":"1900-04-12","margin":0.4,"years_stood":8,"significance":6,"tie":false,"provisional":false,"lat":49.9678,"lon":11.5208},{"id":"NLE00100496-1909-04-12-prcp_high-daily","station_id":"NLE00100496","station_name":"West Terschelling","country":"NL","type":"prcp_high","timescale":"daily","date":"1909-04-12","value":4.8,"unit":"mm","previous_value":4.5,"previous_date":"1900-04-12","margin":0.3,"years_stood":8,"significance":5,"tie":false,"provisional":false,"lat":53.3667,"lon":5.2167},{"id":"AGE00135039-1909-04-12-tmax_low-daily","station_id":"AGE00135039","station_name":"Oran-Hopital Militaire","country":"DZ","type":"tmax_low","timescale":"daily","date":"1909-04-12","value":17,"unit":"c","previous_value":17,"previous_date":"1886-04-12","margin":0,"years_stood":22,"significance":2,"tie":true,"provisional":false,"lat":35.7297,"lon":0.65}]}