{"title":"Records on 1870-08-18","description":"Every record set or tied on 1870-08-18.","dataAsOf":"2026-10-18T00:00:00Z","lastRevised":"2026-10-19","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/1870-08-18/","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":"ITE00100552-1870-08-18-prcp_high-daily","station_id":"ITE00100552","station_name":"Genoa","country":"IT","type":"prcp_high","timescale":"daily","date":"1870-08-18","value":59.1,"unit":"mm","previous_value":30.1,"previous_date":"1838-08-18","margin":29,"years_stood":32,"significance":25,"tie":false,"provisional":false,"lat":44.4144,"lon":8.9264},{"id":"ASN00023000-1870-08-18-prcp_high-daily","station_id":"ASN00023000","station_name":"Adelaide West Terrace","country":"AU","type":"prcp_high","timescale":"daily","date":"1870-08-18","value":14.7,"unit":"mm","previous_value":12.7,"previous_date":"1856-08-18","margin":2,"years_stood":13,"significance":11,"tie":false,"provisional":false,"lat":-34.9254,"lon":138.5869}]}