{"title":"Records on 1900-12-21","description":"Every record set or tied on 1900-12-21.","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/1900-12-21/","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":"SWE00139148-1900-12-21-tmin_high-daily","station_id":"SWE00139148","station_name":"Uppsala_Aut","country":"SE","type":"tmin_high","timescale":"daily","date":"1900-12-21","value":4,"unit":"c","previous_value":1.9,"previous_date":"1842-12-21","margin":2.1,"years_stood":57,"significance":26,"tie":false,"provisional":false,"lat":59.86,"lon":17.63},{"id":"USC00289135-1900-12-21-snow_high-monthly","station_id":"USC00289135","station_name":"Vineland","country":"US","type":"snow_high","timescale":"monthly","date":"1900-12-21","value":165,"unit":"mm","previous_value":152,"previous_date":"1873-12-23","margin":13,"years_stood":26,"significance":23,"tie":false,"provisional":false,"lat":39.4833,"lon":-75},{"id":"SWE00138232-1900-12-21-prcp_high-daily","station_id":"SWE00138232","station_name":"Jonkoping","country":"SE","type":"prcp_high","timescale":"daily","date":"1900-12-21","value":6.3,"unit":"mm","previous_value":4.2,"previous_date":"1860-12-21","margin":2.1,"years_stood":39,"significance":20,"tie":false,"provisional":false,"lat":57.7667,"lon":14.1831},{"id":"GME00127462-1900-12-21-tmax_high-daily","station_id":"GME00127462","station_name":"Putbus","country":"DE","type":"tmax_high","timescale":"daily","date":"1900-12-21","value":7.8,"unit":"c","previous_value":7.5,"previous_date":"1856-12-21","margin":0.3,"years_stood":43,"significance":17,"tie":false,"provisional":false,"lat":54.3656,"lon":13.4783},{"id":"ASN00061035-1900-12-21-prcp_high-daily","station_id":"ASN00061035","station_name":"Maitland West","country":"AU","type":"prcp_high","timescale":"daily","date":"1900-12-21","value":24.9,"unit":"mm","previous_value":11.9,"previous_date":"1897-12-21","margin":13,"years_stood":2,"significance":13,"tie":false,"provisional":false,"lat":-32.7,"lon":151.6},{"id":"SW000002196-1900-12-21-prcp_high-daily","station_id":"SW000002196","station_name":"Haparanda","country":"SE","type":"prcp_high","timescale":"daily","date":"1900-12-21","value":7.9,"unit":"mm","previous_value":6.2,"previous_date":"1889-12-21","margin":1.7,"years_stood":10,"significance":11,"tie":false,"provisional":false,"lat":65.8269,"lon":24.1439},{"id":"ASN00061055-1900-12-21-prcp_high-daily","station_id":"ASN00061055","station_name":"Newcastle Nobbys Signal Statio","country":"AU","type":"prcp_high","timescale":"daily","date":"1900-12-21","value":33,"unit":"mm","previous_value":24.1,"previous_date":"1897-12-21","margin":8.9,"years_stood":2,"significance":9,"tie":false,"provisional":false,"lat":-32.9185,"lon":151.7985},{"id":"USC00285728-1900-12-21-snow_high-daily","station_id":"USC00285728","station_name":"Moorestown 4 E","country":"US","type":"snow_high","timescale":"daily","date":"1900-12-21","value":102,"unit":"mm","previous_value":102,"previous_date":"1864-12-21","margin":0,"years_stood":35,"significance":3,"tie":true,"provisional":false,"lat":39.9683,"lon":-74.865}]}