{"title":"Records on 1901-04-20","description":"Every record set or tied on 1901-04-20.","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/1901-04-20/","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":"CA006149625-1901-04-20-snow_high-daily","station_id":"CA006149625","station_name":"Woodstock","country":"CA","type":"snow_high","timescale":"daily","date":"1901-04-20","value":140,"unit":"mm","previous_value":0,"previous_date":"1870-04-20","margin":140,"years_stood":30,"significance":51,"tie":false,"provisional":false,"lat":43.1333,"lon":-80.7667},{"id":"CA006158350-1901-04-20-snow_high-monthly","station_id":"CA006158350","station_name":"Toronto","country":"CA","type":"snow_high","timescale":"monthly","date":"1901-04-20","value":211,"unit":"mm","previous_value":203,"previous_date":"1852-04-05","margin":8,"years_stood":49,"significance":32,"tie":false,"provisional":false,"lat":43.6667,"lon":-79.4},{"id":"CA006115810-1901-04-20-prcp_high-daily","station_id":"CA006115810","station_name":"Orillia","country":"CA","type":"prcp_high","timescale":"daily","date":"1901-04-20","value":18,"unit":"mm","previous_value":10.4,"previous_date":"1882-04-20","margin":7.6,"years_stood":18,"significance":20,"tie":false,"provisional":false,"lat":44.6167,"lon":-79.4},{"id":"SW000002196-1901-04-20-prcp_high-daily","station_id":"SW000002196","station_name":"Haparanda","country":"SE","type":"prcp_high","timescale":"daily","date":"1901-04-20","value":6.3,"unit":"mm","previous_value":1.3,"previous_date":"1885-04-20","margin":5,"years_stood":15,"significance":20,"tie":false,"provisional":false,"lat":65.8269,"lon":24.1439},{"id":"CA008104800-1901-04-20-tmin_high-daily","station_id":"CA008104800","station_name":"Saint John","country":"CA","type":"tmin_high","timescale":"daily","date":"1901-04-20","value":5.6,"unit":"c","previous_value":4.4,"previous_date":"1884-04-20","margin":1.2,"years_stood":16,"significance":11,"tie":false,"provisional":false,"lat":45.2833,"lon":-66.0833},{"id":"CE000043497-1901-04-20-tmax_high-daily","station_id":"CE000043497","station_name":"Hambantota","country":"LK","type":"tmax_high","timescale":"daily","date":"1901-04-20","value":34.7,"unit":"c","previous_value":33.9,"previous_date":"1892-04-20","margin":0.8,"years_stood":8,"significance":11,"tie":false,"provisional":false,"lat":6.117,"lon":81.133},{"id":"ASN00063065-1901-04-20-prcp_high-daily","station_id":"ASN00063065","station_name":"Orange Post Office","country":"AU","type":"prcp_high","timescale":"daily","date":"1901-04-20","value":50.8,"unit":"mm","previous_value":45,"previous_date":"1894-04-20","margin":5.8,"years_stood":6,"significance":10,"tie":false,"provisional":false,"lat":-33.2833,"lon":149.1},{"id":"ASN00086085-1901-04-20-prcp_high-daily","station_id":"ASN00086085","station_name":"Narre Warren North (Narre Warr","country":"AU","type":"prcp_high","timescale":"daily","date":"1901-04-20","value":12.7,"unit":"mm","previous_value":11.2,"previous_date":"1878-04-20","margin":1.5,"years_stood":22,"significance":10,"tie":false,"provisional":false,"lat":-37.9897,"lon":145.3356}]}