{"title":"Records on 1900-12-20","description":"Every record set or tied on 1900-12-20.","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/1900-12-20/","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":"UK000047811-1900-12-20-tmax_high-daily","station_id":"UK000047811","station_name":"Armagh","country":"GB","type":"tmax_high","timescale":"daily","date":"1900-12-20","value":14,"unit":"c","previous_value":12.4,"previous_date":"1851-12-20","margin":1.6,"years_stood":48,"significance":23,"tie":false,"provisional":false,"lat":54.35,"lon":-6.65},{"id":"EI000003969-1900-12-20-tmax_high-daily","station_id":"EI000003969","station_name":"Dublin Phoenix Park","country":"IE","type":"tmax_high","timescale":"daily","date":"1900-12-20","value":14.3,"unit":"c","previous_value":12,"previous_date":"1868-12-20","margin":2.3,"years_stood":31,"significance":18,"tie":false,"provisional":false,"lat":53.3639,"lon":-6.3192},{"id":"SWE00138464-1900-12-20-prcp_high-daily","station_id":"SWE00138464","station_name":"Vanersborg","country":"SE","type":"prcp_high","timescale":"daily","date":"1900-12-20","value":15.4,"unit":"mm","previous_value":11.8,"previous_date":"1881-12-20","margin":3.6,"years_stood":18,"significance":16,"tie":false,"provisional":false,"lat":58.36,"lon":12.36},{"id":"SZ000006717-1900-12-20-tmax_high-daily","station_id":"SZ000006717","station_name":"Col du Grand St-Bernard","country":"CH","type":"tmax_high","timescale":"daily","date":"1900-12-20","value":3,"unit":"c","previous_value":1.9,"previous_date":"1866-12-20","margin":1.1,"years_stood":33,"significance":15,"tie":false,"provisional":false,"lat":45.8667,"lon":7.1667},{"id":"GME00127462-1900-12-20-tmin_high-daily","station_id":"GME00127462","station_name":"Putbus","country":"DE","type":"tmin_high","timescale":"daily","date":"1900-12-20","value":3.5,"unit":"c","previous_value":3.3,"previous_date":"1866-12-20","margin":0.2,"years_stood":33,"significance":14,"tie":false,"provisional":false,"lat":54.3656,"lon":13.4783},{"id":"EI000003969-1900-12-20-tmin_high-daily","station_id":"EI000003969","station_name":"Dublin Phoenix Park","country":"IE","type":"tmin_high","timescale":"daily","date":"1900-12-20","value":8.3,"unit":"c","previous_value":6.5,"previous_date":"1892-12-20","margin":1.8,"years_stood":7,"significance":11,"tie":false,"provisional":false,"lat":53.3639,"lon":-6.3192},{"id":"UK000047811-1900-12-20-tmin_high-daily","station_id":"UK000047811","station_name":"Armagh","country":"GB","type":"tmin_high","timescale":"daily","date":"1900-12-20","value":6.5,"unit":"c","previous_value":6.1,"previous_date":"1892-12-20","margin":0.4,"years_stood":7,"significance":8,"tie":false,"provisional":false,"lat":54.35,"lon":-6.65}]}