{"title":"Records on 1902-04-21","description":"Every record set or tied on 1902-04-21.","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/1902-04-21/","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":"EZE00100082-1902-04-21-prcp_high-daily","station_id":"EZE00100082","station_name":"Praha-Klementinum","country":"CZ","type":"prcp_high","timescale":"daily","date":"1902-04-21","value":17.1,"unit":"mm","previous_value":15.4,"previous_date":"1849-04-21","margin":1.7,"years_stood":52,"significance":20,"tie":false,"provisional":false,"lat":50.0864,"lon":14.4164},{"id":"CA005023243-1902-04-21-snow_high-daily","station_id":"CA005023243","station_name":"Winnipeg St Johns Coll","country":"CA","type":"snow_high","timescale":"daily","date":"1902-04-21","value":30,"unit":"mm","previous_value":0,"previous_date":"1872-04-21","margin":30,"years_stood":29,"significance":16,"tie":false,"provisional":false,"lat":49.8833,"lon":-97.1167},{"id":"USC00475484-1902-04-21-tmax_high-daily","station_id":"USC00475484","station_name":"Milwaukee Wb City","country":"US","type":"tmax_high","timescale":"daily","date":"1902-04-21","value":28.9,"unit":"c","previous_value":25,"previous_date":"1885-04-21","margin":3.9,"years_stood":16,"significance":14,"tie":false,"provisional":false,"lat":43.0333,"lon":-87.9},{"id":"GME00125218-1902-04-21-tmin_high-daily","station_id":"GME00125218","station_name":"Leipzig-Holzhausen","country":"DE","type":"tmin_high","timescale":"daily","date":"1902-04-21","value":10.2,"unit":"c","previous_value":10,"previous_date":"1880-04-21","margin":0.2,"years_stood":21,"significance":10,"tie":false,"provisional":false,"lat":51.3164,"lon":12.4475},{"id":"GME00130726-1902-04-21-prcp_high-daily","station_id":"GME00130726","station_name":"Lichtentanne","country":"DE","type":"prcp_high","timescale":"daily","date":"1902-04-21","value":14.8,"unit":"mm","previous_value":13.4,"previous_date":"1888-04-21","margin":1.4,"years_stood":13,"significance":10,"tie":false,"provisional":false,"lat":50.6892,"lon":12.4342},{"id":"USC00474966-1902-04-21-tmax_high-daily","station_id":"USC00474966","station_name":"Madison Wb City","country":"US","type":"tmax_high","timescale":"daily","date":"1902-04-21","value":26.1,"unit":"c","previous_value":23.9,"previous_date":"1886-04-21","margin":2.2,"years_stood":15,"significance":10,"tie":false,"provisional":false,"lat":43.0833,"lon":-89.4},{"id":"ASN00074128-1902-04-21-tmax_high-daily","station_id":"ASN00074128","station_name":"Deniliquin (Wilkinson St)","country":"AU","type":"tmax_high","timescale":"daily","date":"1902-04-21","value":35.3,"unit":"c","previous_value":33.3,"previous_date":"1899-04-21","margin":2,"years_stood":2,"significance":8,"tie":false,"provisional":false,"lat":-35.5269,"lon":144.952}]}