{"title":"Records on 05-18 in past years","description":"Record events on 05-18 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/05-18/","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":"AJ000037735-2024-05-18-prcp_high-daily","station_id":"AJ000037735","station_name":"Ganca","country":"AZ","type":"prcp_high","timescale":"daily","date":"2024-05-18","value":99.3,"unit":"mm","previous_value":22,"previous_date":"1888-05-18","margin":77.3,"years_stood":135,"significance":80,"tie":false,"provisional":false,"lat":40.7167,"lon":46.4167},{"id":"USC00324418-2015-05-18-prcp_high-daily","station_id":"USC00324418","station_name":"Jamestown State Hosp","country":"US","type":"prcp_high","timescale":"daily","date":"2015-05-18","value":63.5,"unit":"mm","previous_value":18.8,"previous_date":"1902-05-18","margin":44.7,"years_stood":112,"significance":80,"tie":false,"provisional":false,"lat":46.8844,"lon":-98.685},{"id":"GM000004199-2002-05-18-prcp_high-daily","station_id":"GM000004199","station_name":"Munchen-Nymphenburg","country":"DE","type":"prcp_high","timescale":"daily","date":"2002-05-18","value":81.8,"unit":"mm","previous_value":33.5,"previous_date":"1889-05-18","margin":48.3,"years_stood":112,"significance":80,"tie":false,"provisional":false,"lat":48.1667,"lon":11.5025},{"id":"ASN00063063-2007-05-18-prcp_high-daily","station_id":"ASN00063063","station_name":"Oberon (Springbank)","country":"AU","type":"prcp_high","timescale":"daily","date":"2007-05-18","value":48,"unit":"mm","previous_value":11.4,"previous_date":"1895-05-18","margin":36.6,"years_stood":111,"significance":80,"tie":false,"provisional":false,"lat":-33.6774,"lon":149.8374},{"id":"USC00053867-2017-05-18-snow_high-daily","station_id":"USC00053867","station_name":"Hayden","country":"US","type":"snow_high","timescale":"daily","date":"2017-05-18","value":152,"unit":"mm","previous_value":0,"previous_date":"1909-05-18","margin":152,"years_stood":108,"significance":80,"tie":false,"provisional":false,"lat":40.4925,"lon":-107.2547},{"id":"UPM00033902-1998-05-18-prcp_high-daily","station_id":"UPM00033902","station_name":"Kherson","country":"UA","type":"prcp_high","timescale":"daily","date":"1998-05-18","value":100.1,"unit":"mm","previous_value":38,"previous_date":"1890-05-18","margin":62.1,"years_stood":107,"significance":80,"tie":false,"provisional":false,"lat":46.633,"lon":32.567},{"id":"USC00476200-2000-05-18-prcp_high-daily","station_id":"USC00476200","station_name":"Oconomowoc Wwtp","country":"US","type":"prcp_high","timescale":"daily","date":"2000-05-18","value":68.3,"unit":"mm","previous_value":26.9,"previous_date":"1894-05-18","margin":41.4,"years_stood":105,"significance":80,"tie":false,"provisional":false,"lat":43.1003,"lon":-88.5036},{"id":"GME00120994-2010-05-18-prcp_high-daily","station_id":"GME00120994","station_name":"Angermunde","country":"DE","type":"prcp_high","timescale":"daily","date":"2010-05-18","value":42,"unit":"mm","previous_value":18.4,"previous_date":"1905-05-18","margin":23.6,"years_stood":104,"significance":80,"tie":false,"provisional":false,"lat":53.0331,"lon":13.9931},{"id":"USC00478267-2020-05-18-prcp_high-daily","station_id":"USC00478267","station_name":"Sturgeon Bay Exp Farm","country":"US","type":"prcp_high","timescale":"daily","date":"2020-05-18","value":77.5,"unit":"mm","previous_value":33.5,"previous_date":"1918-05-18","margin":44,"years_stood":102,"significance":80,"tie":false,"provisional":false,"lat":44.88,"lon":-87.3358},{"id":"USC00489459-2000-05-18-snow_high-monthly","station_id":"USC00489459","station_name":"Wamsutter","country":"US","type":"snow_high","timescale":"monthly","date":"2000-05-18","value":305,"unit":"mm","previous_value":102,"previous_date":"1933-05-12","margin":203,"years_stood":67,"significance":80,"tie":false,"provisional":false,"lat":41.6717,"lon":-107.9783},{"id":"USC00298668-1955-05-18-prcp_high-all-time","station_id":"USC00298668","station_name":"Taos","country":"US","type":"prcp_high","timescale":"all-time","date":"1955-05-18","value":73.7,"unit":"mm","previous_value":42.2,"previous_date":"1905-07-31","margin":31.5,"years_stood":49,"significance":80,"tie":false,"provisional":false,"lat":36.3906,"lon":-105.5864},{"id":"USC00089219-2016-05-18-prcp_high-all-time","station_id":"USC00089219","station_name":"Vero Beach 4SE","country":"US","type":"prcp_high","timescale":"all-time","date":"2016-05-18","value":295.9,"unit":"mm","previous_value":212.1,"previous_date":"1966-10-14","margin":83.8,"years_stood":49,"significance":79,"tie":false,"provisional":false,"lat":27.6528,"lon":-80.4031},{"id":"USC00470516-2000-05-18-prcp_high-daily","station_id":"USC00470516","station_name":"Baraboo Wwtp","country":"US","type":"prcp_high","timescale":"daily","date":"2000-05-18","value":69.9,"unit":"mm","previous_value":32.5,"previous_date":"1894-05-18","margin":37.4,"years_stood":105,"significance":78,"tie":false,"provisional":false,"lat":43.4583,"lon":-89.7269},{"id":"USC00084289-2016-05-18-prcp_high-daily","station_id":"USC00084289","station_name":"Inverness 3 SE","country":"US","type":"prcp_high","timescale":"daily","date":"2016-05-18","value":90.2,"unit":"mm","previous_value":26.7,"previous_date":"1920-05-18","margin":63.5,"years_stood":96,"significance":78,"tie":false,"provisional":false,"lat":28.8028,"lon":-82.3128},{"id":"ASN00068003-1995-05-18-prcp_high-daily","station_id":"ASN00068003","station_name":"Berry Masonic Village","country":"AU","type":"prcp_high","timescale":"daily","date":"1995-05-18","value":152.8,"unit":"mm","previous_value":48,"previous_date":"1900-05-18","margin":104.8,"years_stood":94,"significance":78,"tie":false,"provisional":false,"lat":-34.781,"lon":150.6917},{"id":"SF002146700-2006-05-18-prcp_high-daily","station_id":"SF002146700","station_name":"Springbok","country":"ZA","type":"prcp_high","timescale":"daily","date":"2006-05-18","value":39.1,"unit":"mm","previous_value":8.1,"previous_date":"1887-05-18","margin":31,"years_stood":118,"significance":77,"tie":false,"provisional":false,"lat":-29.667,"lon":17.9},{"id":"USC00455946-2018-05-18-prcp_high-daily","station_id":"USC00455946","station_name":"Northport","country":"US","type":"prcp_high","timescale":"daily","date":"2018-05-18","value":46.2,"unit":"mm","previous_value":25.4,"previous_date":"1899-05-18","margin":20.8,"years_stood":118,"significance":77,"tie":false,"provisional":false,"lat":48.8994,"lon":-117.8289},{"id":"RSM00037163-2013-05-18-prcp_high-daily","station_id":"RSM00037163","station_name":"Kizljar","country":"RU","type":"prcp_high","timescale":"daily","date":"2013-05-18","value":34,"unit":"mm","previous_value":11.8,"previous_date":"1905-05-18","margin":22.2,"years_stood":108,"significance":77,"tie":false,"provisional":false,"lat":43.833,"lon":46.717},{"id":"USC00331890-2004-05-18-prcp_high-daily","station_id":"USC00331890","station_name":"Coshocton Wpc Plt","country":"US","type":"prcp_high","timescale":"daily","date":"2004-05-18","value":67.1,"unit":"mm","previous_value":26.9,"previous_date":"1910-05-18","margin":40.2,"years_stood":94,"significance":77,"tie":false,"provisional":false,"lat":40.2403,"lon":-81.8711},{"id":"USC00395228-2000-05-18-prcp_high-daily","station_id":"USC00395228","station_name":"Marion","country":"US","type":"prcp_high","timescale":"daily","date":"2000-05-18","value":69.9,"unit":"mm","previous_value":18.3,"previous_date":"1908-05-18","margin":51.6,"years_stood":92,"significance":77,"tie":false,"provisional":false,"lat":43.4208,"lon":-97.2539}]}