{"title":"Records on 1918-12-20","description":"Every record set or tied on 1918-12-20.","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/1918-12-20/","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":"ASN00016061-1918-12-20-prcp_high-daily","station_id":"ASN00016061","station_name":"Whittata","country":"AU","type":"prcp_high","timescale":"daily","date":"1918-12-20","value":10.9,"unit":"mm","previous_value":3,"previous_date":"1885-12-20","margin":7.9,"years_stood":32,"significance":20,"tie":false,"provisional":false,"lat":-31.735,"lon":137.42},{"id":"ASN00066062-1918-12-20-tmax_high-daily","station_id":"ASN00066062","station_name":"Sydney (Observatory Hill)","country":"AU","type":"tmax_high","timescale":"daily","date":"1918-12-20","value":38.3,"unit":"c","previous_value":34.5,"previous_date":"1883-12-20","margin":3.8,"years_stood":34,"significance":26,"tie":false,"provisional":false,"lat":-33.8607,"lon":151.205},{"id":"SWM00002485-1918-12-20-prcp_high-daily","station_id":"SWM00002485","station_name":"Stockholm","country":"SE","type":"prcp_high","timescale":"daily","date":"1918-12-20","value":12.6,"unit":"mm","previous_value":8.8,"previous_date":"1894-12-20","margin":3.8,"years_stood":23,"significance":20,"tie":false,"provisional":false,"lat":59.35,"lon":18.05},{"id":"USC00015555-1918-12-20-prcp_high-monthly","station_id":"USC00015555","station_name":"Montgomery Wb City","country":"US","type":"prcp_high","timescale":"monthly","date":"1918-12-20","value":107.4,"unit":"mm","previous_value":90.9,"previous_date":"1915-12-28","margin":16.5,"years_stood":2,"significance":25,"tie":false,"provisional":false,"lat":32.3833,"lon":-86.3},{"id":"SWE00138212-1918-12-20-prcp_high-daily","station_id":"SWE00138212","station_name":"Vastervik","country":"SE","type":"prcp_high","timescale":"daily","date":"1918-12-20","value":13.1,"unit":"mm","previous_value":11.4,"previous_date":"1874-12-20","margin":1.7,"years_stood":43,"significance":20,"tie":false,"provisional":false,"lat":57.79,"lon":16.59},{"id":"UPM00033587-1918-12-20-prcp_high-daily","station_id":"UPM00033587","station_name":"Uman","country":"UA","type":"prcp_high","timescale":"daily","date":"1918-12-20","value":8.6,"unit":"mm","previous_value":4.8,"previous_date":"1887-12-20","margin":3.8,"years_stood":30,"significance":20,"tie":false,"provisional":false,"lat":48.77,"lon":30.23},{"id":"CA006075400-1918-12-20-tmax_high-monthly","station_id":"CA006075400","station_name":"Moose Factory","country":"CA","type":"tmax_high","timescale":"monthly","date":"1918-12-20","value":8.3,"unit":"c","previous_value":6.7,"previous_date":"1895-12-25","margin":1.6,"years_stood":22,"significance":22,"tie":false,"provisional":false,"lat":51.2333,"lon":-80.5},{"id":"ASN00018050-1918-12-20-prcp_high-daily","station_id":"ASN00018050","station_name":"Miltalie (Poodra)","country":"AU","type":"prcp_high","timescale":"daily","date":"1918-12-20","value":5.1,"unit":"mm","previous_value":0,"previous_date":"1886-12-20","margin":5.1,"years_stood":31,"significance":20,"tie":false,"provisional":false,"lat":-33.5983,"lon":136.8433},{"id":"CA006075400-1918-12-20-tmin_high-daily","station_id":"CA006075400","station_name":"Moose Factory","country":"CA","type":"tmin_high","timescale":"daily","date":"1918-12-20","value":-2.2,"unit":"c","previous_value":-7.2,"previous_date":"1894-12-20","margin":5,"years_stood":23,"significance":16,"tie":false,"provisional":false,"lat":51.2333,"lon":-80.5},{"id":"USW00012945-1918-12-20-tmin_high-daily","station_id":"USW00012945","station_name":"Houston Wb City","country":"US","type":"tmin_high","timescale":"daily","date":"1918-12-20","value":14.4,"unit":"c","previous_value":11.1,"previous_date":"1893-12-20","margin":3.3,"years_stood":24,"significance":16,"tie":false,"provisional":false,"lat":29.7667,"lon":-95.3667},{"id":"USW00014898-1918-12-20-tmin_high-daily","station_id":"USW00014898","station_name":"Green Bay","country":"US","type":"tmin_high","timescale":"daily","date":"1918-12-20","value":3.3,"unit":"c","previous_value":0,"previous_date":"1890-12-20","margin":3.3,"years_stood":27,"significance":15,"tie":false,"provisional":false,"lat":44.4986,"lon":-88.1111},{"id":"ASN00014016-1918-12-20-tmin_high-daily","station_id":"ASN00014016","station_name":"Darwin Post Office","country":"AU","type":"tmin_high","timescale":"daily","date":"1918-12-20","value":28.9,"unit":"c","previous_value":28.8,"previous_date":"1888-12-20","margin":0.1,"years_stood":29,"significance":11,"tie":false,"provisional":false,"lat":-12.4,"lon":130.8},{"id":"SWE00138836-1918-12-20-prcp_high-daily","station_id":"SWE00138836","station_name":"Orebro","country":"SE","type":"prcp_high","timescale":"daily","date":"1918-12-20","value":10.2,"unit":"mm","previous_value":8.1,"previous_date":"1917-12-20","margin":2.1,"years_stood":0,"significance":11,"tie":false,"provisional":false,"lat":59.26,"lon":15.26},{"id":"USW00093852-1918-12-20-tmin_high-daily","station_id":"USW00093852","station_name":"Jacksonville Wb City","country":"US","type":"tmin_high","timescale":"daily","date":"1918-12-20","value":18.3,"unit":"c","previous_value":17.2,"previous_date":"1898-12-20","margin":1.1,"years_stood":19,"significance":11,"tie":false,"provisional":false,"lat":30.3333,"lon":-81.65},{"id":"ASN00027005-1918-12-20-prcp_high-daily","station_id":"ASN00027005","station_name":"Coen Post Office","country":"AU","type":"prcp_high","timescale":"daily","date":"1918-12-20","value":31.2,"unit":"mm","previous_value":23.6,"previous_date":"1902-12-20","margin":7.6,"years_stood":16,"significance":10,"tie":false,"provisional":false,"lat":-13.9447,"lon":143.2006},{"id":"USC00414122-1918-12-20-prcp_high-daily","station_id":"USC00414122","station_name":"Hewitt","country":"US","type":"prcp_high","timescale":"daily","date":"1918-12-20","value":14.5,"unit":"mm","previous_value":10.9,"previous_date":"1905-12-20","margin":3.6,"years_stood":12,"significance":8,"tie":false,"provisional":false,"lat":31.4667,"lon":-97.2},{"id":"USW00014824-1918-12-20-tmax_high-daily","station_id":"USW00014824","station_name":"Escanaba","country":"US","type":"tmax_high","timescale":"daily","date":"1918-12-20","value":5,"unit":"c","previous_value":5,"previous_date":"1877-12-20","margin":0,"years_stood":40,"significance":4,"tie":true,"provisional":false,"lat":45.7181,"lon":-87.0939},{"id":"ASN00090015-1918-12-20-tmax_low-daily","station_id":"ASN00090015","station_name":"Cape Otway Lighthouse","country":"AU","type":"tmax_low","timescale":"daily","date":"1918-12-20","value":14.4,"unit":"c","previous_value":14.4,"previous_date":"1902-12-20","margin":0,"years_stood":16,"significance":2,"tie":true,"provisional":false,"lat":-38.8556,"lon":143.5128}]}