{"title":"Records on 1919-09-01","description":"Every record set or tied on 1919-09-01.","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/1919-09-01/","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":"RSM00030710-1919-09-01-prcp_high-daily","station_id":"RSM00030710","station_name":"Irkutsk","country":"RU","type":"prcp_high","timescale":"daily","date":"1919-09-01","value":23.6,"unit":"mm","previous_value":12.5,"previous_date":"1898-09-01","margin":11.1,"years_stood":20,"significance":20,"tie":false,"provisional":false,"lat":52.2667,"lon":104.35},{"id":"ITE00105250-1919-09-01-prcp_high-daily","station_id":"ITE00105250","station_name":"Palermo","country":"IT","type":"prcp_high","timescale":"daily","date":"1919-09-01","value":6,"unit":"mm","previous_value":4.8,"previous_date":"1865-09-01","margin":1.2,"years_stood":53,"significance":20,"tie":false,"provisional":false,"lat":38.1103,"lon":13.3514},{"id":"CA006139445-1919-09-01-tmax_low-daily","station_id":"CA006139445","station_name":"Welland","country":"CA","type":"tmax_low","timescale":"daily","date":"1919-09-01","value":15.6,"unit":"c","previous_value":18.3,"previous_date":"1877-09-01","margin":2.7,"years_stood":41,"significance":21,"tie":false,"provisional":false,"lat":43,"lon":-79.2667},{"id":"CA008101700-1919-09-01-tmin_high-daily","station_id":"CA008101700","station_name":"Fredericton 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