{"title":"Records on 1899-10-18","description":"Every record set or tied on 1899-10-18.","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/1899-10-18/","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":"UK000047811-1899-10-18-tmax_high-daily","station_id":"UK000047811","station_name":"Armagh","country":"GB","type":"tmax_high","timescale":"daily","date":"1899-10-18","value":18.6,"unit":"c","previous_value":17.1,"previous_date":"1849-10-18","margin":1.5,"years_stood":49,"significance":24,"tie":false,"provisional":false,"lat":54.35,"lon":-6.65},{"id":"USC00285728-1899-10-18-prcp_high-daily","station_id":"USC00285728","station_name":"Moorestown 4 E","country":"US","type":"prcp_high","timescale":"daily","date":"1899-10-18","value":20.8,"unit":"mm","previous_value":12.7,"previous_date":"1881-10-18","margin":8.1,"years_stood":17,"significance":14,"tie":false,"provisional":false,"lat":39.9683,"lon":-74.865},{"id":"USW00094728-1899-10-18-tmin_high-daily","station_id":"USW00094728","station_name":"Ny City Cntrl Park","country":"US","type":"tmin_high","timescale":"daily","date":"1899-10-18","value":19.4,"unit":"c","previous_value":17.2,"previous_date":"1879-10-18","margin":2.2,"years_stood":20,"significance":14,"tie":false,"provisional":false,"lat":40.7789,"lon":-73.9692},{"id":"ASN00066062-1899-10-18-tmin_low-daily","station_id":"ASN00066062","station_name":"Sydney (Observatory Hill)","country":"AU","type":"tmin_low","timescale":"daily","date":"1899-10-18","value":8.6,"unit":"c","previous_value":9.8,"previous_date":"1888-10-18","margin":1.2,"years_stood":10,"significance":11,"tie":false,"provisional":false,"lat":-33.8607,"lon":151.205},{"id":"USC00064767-1899-10-18-prcp_high-daily","station_id":"USC00064767","station_name":"Middletown 4 W","country":"US","type":"prcp_high","timescale":"daily","date":"1899-10-18","value":13,"unit":"mm","previous_value":7.9,"previous_date":"1882-10-18","margin":5.1,"years_stood":16,"significance":10,"tie":false,"provisional":false,"lat":41.55,"lon":-72.7167},{"id":"EI000003969-1899-10-18-tmax_high-daily","station_id":"EI000003969","station_name":"Dublin Phoenix Park","country":"IE","type":"tmax_high","timescale":"daily","date":"1899-10-18","value":18.3,"unit":"c","previous_value":18.1,"previous_date":"1878-10-18","margin":0.2,"years_stood":20,"significance":9,"tie":false,"provisional":false,"lat":53.3639,"lon":-6.3192},{"id":"USW00094728-1899-10-18-tmax_high-daily","station_id":"USW00094728","station_name":"Ny City Cntrl Park","country":"US","type":"tmax_high","timescale":"daily","date":"1899-10-18","value":26.1,"unit":"c","previous_value":25.6,"previous_date":"1881-10-18","margin":0.5,"years_stood":17,"significance":9,"tie":false,"provisional":false,"lat":40.7789,"lon":-73.9692},{"id":"ASN00090015-1899-10-18-tmax_low-daily","station_id":"ASN00090015","station_name":"Cape Otway Lighthouse","country":"AU","type":"tmax_low","timescale":"daily","date":"1899-10-18","value":12.8,"unit":"c","previous_value":14.4,"previous_date":"1891-10-18","margin":1.6,"years_stood":8,"significance":8,"tie":false,"provisional":false,"lat":-38.8556,"lon":143.5128},{"id":"UK000047811-1899-10-18-tmin_high-daily","station_id":"UK000047811","station_name":"Armagh","country":"GB","type":"tmin_high","timescale":"daily","date":"1899-10-18","value":11.7,"unit":"c","previous_value":11.7,"previous_date":"1851-10-18","margin":0,"years_stood":48,"significance":4,"tie":true,"provisional":false,"lat":54.35,"lon":-6.65},{"id":"USW00014734-1899-10-18-tmin_high-daily","station_id":"USW00014734","station_name":"Newark Liberty Intl AP","country":"US","type":"tmin_high","timescale":"daily","date":"1899-10-18","value":17.8,"unit":"c","previous_value":17.8,"previous_date":"1861-10-18","margin":0,"years_stood":37,"significance":4,"tie":true,"provisional":false,"lat":40.6828,"lon":-74.1692},{"id":"USC00271682-1899-10-18-tmin_high-daily","station_id":"USC00271682","station_name":"Concord","country":"US","type":"tmin_high","timescale":"daily","date":"1899-10-18","value":16.1,"unit":"c","previous_value":16.1,"previous_date":"1882-10-18","margin":0,"years_stood":16,"significance":2,"tie":true,"provisional":false,"lat":43.205,"lon":-71.535},{"id":"USW00014734-1899-10-18-tmax_high-daily","station_id":"USW00014734","station_name":"Newark Liberty Intl AP","country":"US","type":"tmax_high","timescale":"daily","date":"1899-10-18","value":26.1,"unit":"c","previous_value":26.1,"previous_date":"1881-10-18","margin":0,"years_stood":17,"significance":2,"tie":true,"provisional":false,"lat":40.6828,"lon":-74.1692}]}