{"title":"Records on 1916-05-21","description":"Every record set or tied on 1916-05-21.","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/1916-05-21/","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":"SWE00139310-1916-05-21-prcp_high-daily","station_id":"SWE00139310","station_name":"Gysinge","country":"SE","type":"prcp_high","timescale":"daily","date":"1916-05-21","value":11.6,"unit":"mm","previous_value":7.1,"previous_date":"1885-05-21","margin":4.5,"years_stood":30,"significance":20,"tie":false,"provisional":false,"lat":60.28,"lon":16.89},{"id":"SF000597220-1916-05-21-prcp_high-daily","station_id":"SF000597220","station_name":"East London -Signal STN","country":"ZA","type":"prcp_high","timescale":"daily","date":"1916-05-21","value":18,"unit":"mm","previous_value":5.3,"previous_date":"1888-05-21","margin":12.7,"years_stood":27,"significance":19,"tie":false,"provisional":false,"lat":-33.02,"lon":27.92},{"id":"SWE00137494-1916-05-21-prcp_high-daily","station_id":"SWE00137494","station_name":"Falsterbo","country":"SE","type":"prcp_high","timescale":"daily","date":"1916-05-21","value":8.8,"unit":"mm","previous_value":4,"previous_date":"1907-05-21","margin":4.8,"years_stood":9,"significance":18,"tie":false,"provisional":false,"lat":55.38,"lon":12.82},{"id":"USW00014936-1916-05-21-prcp_high-daily","station_id":"USW00014936","station_name":"Huron Rgnl AP","country":"US","type":"prcp_high","timescale":"daily","date":"1916-05-21","value":32,"unit":"mm","previous_value":25.9,"previous_date":"1884-05-21","margin":6.1,"years_stood":31,"significance":17,"tie":false,"provisional":false,"lat":44.3792,"lon":-98.2228},{"id":"SWE00138962-1916-05-21-prcp_high-daily","station_id":"SWE00138962","station_name":"Svenska Hogarna","country":"SE","type":"prcp_high","timescale":"daily","date":"1916-05-21","value":7.7,"unit":"mm","previous_value":5.2,"previous_date":"1892-05-21","margin":2.5,"years_stood":23,"significance":16,"tie":false,"provisional":false,"lat":59.4442,"lon":19.5056},{"id":"ASN00090015-1916-05-21-tmin_high-daily","station_id":"ASN00090015","station_name":"Cape Otway Lighthouse","country":"AU","type":"tmin_high","timescale":"daily","date":"1916-05-21","value":13.9,"unit":"c","previous_value":12.8,"previous_date":"1908-05-21","margin":1.1,"years_stood":8,"significance":12,"tie":false,"provisional":false,"lat":-38.8556,"lon":143.5128},{"id":"SF000796320-1916-05-21-prcp_high-daily","station_id":"SF000796320","station_name":"Kologha (Bos)","country":"ZA","type":"prcp_high","timescale":"daily","date":"1916-05-21","value":6.4,"unit":"mm","previous_value":5.1,"previous_date":"1888-05-21","margin":1.3,"years_stood":27,"significance":12,"tie":false,"provisional":false,"lat":-32.53,"lon":27.37},{"id":"UKE00105904-1916-05-21-tmin_high-daily","station_id":"UKE00105904","station_name":"Sheffield","country":"GB","type":"tmin_high","timescale":"daily","date":"1916-05-21","value":14.4,"unit":"c","previous_value":12.2,"previous_date":"1910-05-21","margin":2.2,"years_stood":6,"significance":11,"tie":false,"provisional":false,"lat":53.3808,"lon":-1.49},{"id":"USC00215638-1916-05-21-prcp_high-daily","station_id":"USC00215638","station_name":"Morris W Cntrl Rsch & Outreach","country":"US","type":"prcp_high","timescale":"daily","date":"1916-05-21","value":40.6,"unit":"mm","previous_value":39.4,"previous_date":"1893-05-21","margin":1.2,"years_stood":22,"significance":10,"tie":false,"provisional":false,"lat":45.59,"lon":-95.8744},{"id":"UK000000000-1916-05-21-tmin_high-daily","station_id":"UK000000000","station_name":"Cet Central England","country":"GB","type":"tmin_high","timescale":"daily","date":"1916-05-21","value":11.9,"unit":"c","previous_value":10.4,"previous_date":"1910-05-21","margin":1.5,"years_stood":6,"significance":9,"tie":false,"provisional":false,"lat":52.42,"lon":-1.83},{"id":"RSM00028440-1916-05-21-tmin_high-daily","station_id":"RSM00028440","station_name":"Ekaterinburg","country":"RU","type":"tmin_high","timescale":"daily","date":"1916-05-21","value":14.1,"unit":"c","previous_value":13.5,"previous_date":"1904-05-21","margin":0.6,"years_stood":12,"significance":7,"tie":false,"provisional":false,"lat":56.8331,"lon":60.6331},{"id":"SW000002590-1916-05-21-tmin_low-daily","station_id":"SW000002590","station_name":"Visby_Flygplats","country":"SE","type":"tmin_low","timescale":"daily","date":"1916-05-21","value":1.2,"unit":"c","previous_value":1.6,"previous_date":"1904-05-21","margin":0.4,"years_stood":12,"significance":7,"tie":false,"provisional":false,"lat":57.66,"lon":18.34},{"id":"SF000581920-1916-05-21-prcp_high-daily","station_id":"SF000581920","station_name":"Peddie (Mag)","country":"ZA","type":"prcp_high","timescale":"daily","date":"1916-05-21","value":16.3,"unit":"mm","previous_value":15.5,"previous_date":"1911-05-21","margin":0.8,"years_stood":5,"significance":4,"tie":false,"provisional":false,"lat":-33.2,"lon":27.12}]}