{"title":"Records on 01-20 in past years","description":"Record events on 01-20 across the years in the data.","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/on-this-day/01-20/","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":"ASN00009030-2012-01-20-prcp_high-monthly","station_id":"ASN00009030","station_name":"Mundaring","country":"AU","type":"prcp_high","timescale":"monthly","date":"2012-01-20","value":68.8,"unit":"mm","previous_value":36.8,"previous_date":"1923-01-20","margin":32,"years_stood":88,"significance":86,"tie":false,"provisional":false,"lat":-31.8972,"lon":116.1575},{"id":"USW00013976-1993-01-20-prcp_high-monthly","station_id":"USW00013976","station_name":"Lafayette Rgnl AP","country":"US","type":"prcp_high","timescale":"monthly","date":"1993-01-20","value":253.7,"unit":"mm","previous_value":147.3,"previous_date":"1916-01-28","margin":106.4,"years_stood":76,"significance":83,"tie":false,"provisional":false,"lat":30.1986,"lon":-91.9894},{"id":"ASN00085070-1962-01-20-prcp_high-all-time","station_id":"ASN00085070","station_name":"Port Albert","country":"AU","type":"prcp_high","timescale":"all-time","date":"1962-01-20","value":128.3,"unit":"mm","previous_value":105.9,"previous_date":"1878-03-16","margin":22.4,"years_stood":83,"significance":81,"tie":false,"provisional":false,"lat":-38.6667,"lon":146.6833},{"id":"USC00247978-1972-01-20-snow_high-all-time","station_id":"USC00247978","station_name":"Summit","country":"US","type":"snow_high","timescale":"all-time","date":"1972-01-20","value":1118,"unit":"mm","previous_value":813,"previous_date":"1903-03-12","margin":305,"years_stood":68,"significance":81,"tie":false,"provisional":false,"lat":48.3161,"lon":-113.3542},{"id":"USC00451630-2023-01-20-prcp_high-daily","station_id":"USC00451630","station_name":"Colville","country":"US","type":"prcp_high","timescale":"daily","date":"2023-01-20","value":32.5,"unit":"mm","previous_value":7.6,"previous_date":"1903-01-20","margin":24.9,"years_stood":120,"significance":80,"tie":false,"provisional":false,"lat":48.5678,"lon":-117.9356},{"id":"ASN00090010-2007-01-20-prcp_high-daily","station_id":"ASN00090010","station_name":"Branxholme (Bassett)","country":"AU","type":"prcp_high","timescale":"daily","date":"2007-01-20","value":74.2,"unit":"mm","previous_value":18.5,"previous_date":"1900-01-20","margin":55.7,"years_stood":106,"significance":80,"tie":false,"provisional":false,"lat":-37.8595,"lon":141.7708},{"id":"ASN00095003-2007-01-20-prcp_high-daily","station_id":"ASN00095003","station_name":"Bushy Park (Bushy Park Estates","country":"AU","type":"prcp_high","timescale":"daily","date":"2007-01-20","value":48,"unit":"mm","previous_value":16.8,"previous_date":"1900-01-20","margin":31.2,"years_stood":106,"significance":80,"tie":false,"provisional":false,"lat":-42.7097,"lon":146.8983},{"id":"USW00013736-1978-01-20-snow_high-daily","station_id":"USW00013736","station_name":"Morgantown Muni AP","country":"US","type":"snow_high","timescale":"daily","date":"1978-01-20","value":216,"unit":"mm","previous_value":64,"previous_date":"1873-01-20","margin":152,"years_stood":104,"significance":80,"tie":false,"provisional":false,"lat":39.6497,"lon":-79.9206},{"id":"SWE00140760-2020-01-20-prcp_high-daily","station_id":"SWE00140760","station_name":"Mierkenis_A","country":"SE","type":"prcp_high","timescale":"daily","date":"2020-01-20","value":32.5,"unit":"mm","previous_value":8.4,"previous_date":"1921-01-20","margin":24.1,"years_stood":98,"significance":79,"tie":false,"provisional":false,"lat":66.68,"lon":16.11},{"id":"ASN00009561-2016-01-20-prcp_high-daily","station_id":"ASN00009561","station_name":"Kendenup","country":"AU","type":"prcp_high","timescale":"daily","date":"2016-01-20","value":56,"unit":"mm","previous_value":26.9,"previous_date":"1918-01-20","margin":29.1,"years_stood":97,"significance":79,"tie":false,"provisional":false,"lat":-34.4878,"lon":117.6278},{"id":"USC00304844-1995-01-20-prcp_high-daily","station_id":"USC00304844","station_name":"Lockport 2SE","country":"US","type":"prcp_high","timescale":"daily","date":"1995-01-20","value":47,"unit":"mm","previous_value":24.1,"previous_date":"1898-01-20","margin":22.9,"years_stood":96,"significance":79,"tie":false,"provisional":false,"lat":43.1522,"lon":-78.6533},{"id":"ASN00049036-1995-01-20-prcp_high-daily","station_id":"ASN00049036","station_name":"Nymagee (Kenmure Station)","country":"AU","type":"prcp_high","timescale":"daily","date":"1995-01-20","value":110,"unit":"mm","previous_value":38.9,"previous_date":"1900-01-20","margin":71.1,"years_stood":94,"significance":78,"tie":false,"provisional":false,"lat":-32.0641,"lon":146.3192},{"id":"SF004768020-1972-01-20-prcp_high-all-time","station_id":"SF004768020","station_name":"Sub-Nigel (Gm)","country":"ZA","type":"prcp_high","timescale":"all-time","date":"1972-01-20","value":169,"unit":"mm","previous_value":121.9,"previous_date":"1910-03-05","margin":47.1,"years_stood":61,"significance":78,"tie":false,"provisional":false,"lat":-26.37,"lon":28.45},{"id":"ASN00022002-2007-01-20-prcp_high-monthly","station_id":"ASN00022002","station_name":"Corny Point","country":"AU","type":"prcp_high","timescale":"monthly","date":"2007-01-20","value":107,"unit":"mm","previous_value":60.5,"previous_date":"1946-01-17","margin":46.5,"years_stood":61,"significance":78,"tie":false,"provisional":false,"lat":-34.9152,"lon":137.0625},{"id":"ASN00051034-1995-01-20-prcp_high-monthly","station_id":"ASN00051034","station_name":"Warren 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(Hillgrove)","country":"AU","type":"prcp_high","timescale":"all-time","date":"2007-01-20","value":138.2,"unit":"mm","previous_value":72.8,"previous_date":"1977-11-29","margin":65.4,"years_stood":29,"significance":78,"tie":false,"provisional":false,"lat":-37.3563,"lon":141.2103},{"id":"USC00124372-1990-01-20-prcp_high-daily","station_id":"USC00124372","station_name":"Jasper","country":"US","type":"prcp_high","timescale":"daily","date":"1990-01-20","value":71.1,"unit":"mm","previous_value":15.2,"previous_date":"1894-01-20","margin":55.9,"years_stood":95,"significance":77,"tie":false,"provisional":false,"lat":38.3856,"lon":-86.9406},{"id":"USC00131233-1990-01-20-prcp_high-daily","station_id":"USC00131233","station_name":"Carroll","country":"US","type":"prcp_high","timescale":"daily","date":"1990-01-20","value":38.4,"unit":"mm","previous_value":5.6,"previous_date":"1894-01-20","margin":32.8,"years_stood":95,"significance":77,"tie":false,"provisional":false,"lat":42.065,"lon":-94.85},{"id":"USC00217405-1988-01-20-snow_high-daily","station_id":"USC00217405","station_name":"St 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