{"title":"Records on 12-18 in past years","description":"Record events on 12-18 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/12-18/","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":"IN017120100-2018-12-18-prcp_high-monthly","station_id":"IN017120100","station_name":"Sambalpur","country":"IN","type":"prcp_high","timescale":"monthly","date":"2018-12-18","value":73.9,"unit":"mm","previous_value":27.4,"previous_date":"1907-12-12","margin":46.5,"years_stood":111,"significance":90,"tie":false,"provisional":false,"lat":21.467,"lon":83.967},{"id":"ASN00003019-2009-12-18-prcp_high-all-time","station_id":"ASN00003019","station_name":"Napier 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Station","country":"AU","type":"prcp_high","timescale":"monthly","date":"1992-12-18","value":94,"unit":"mm","previous_value":53.6,"previous_date":"1911-12-01","margin":40.4,"years_stood":81,"significance":81,"tie":false,"provisional":false,"lat":-31.0869,"lon":141.7017},{"id":"ASN00006044-2010-12-18-prcp_high-daily","station_id":"ASN00006044","station_name":"Denham","country":"AU","type":"prcp_high","timescale":"daily","date":"2010-12-18","value":26,"unit":"mm","previous_value":0,"previous_date":"1893-12-18","margin":26,"years_stood":116,"significance":80,"tie":false,"provisional":false,"lat":-25.9261,"lon":113.5319},{"id":"ASN00021044-1997-12-18-prcp_high-daily","station_id":"ASN00021044","station_name":"Port 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Office","country":"AU","type":"prcp_high","timescale":"daily","date":"2011-12-18","value":72.6,"unit":"mm","previous_value":29,"previous_date":"1906-12-18","margin":43.6,"years_stood":104,"significance":80,"tie":false,"provisional":false,"lat":-34.1065,"lon":141.9189},{"id":"USC00368905-2020-12-18-snwd_high-daily","station_id":"USC00368905","station_name":"Towanda 1 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