{"title":"Records on 1909-10-15","description":"Every record set or tied on 1909-10-15.","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/1909-10-15/","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":"USC00090430-1909-10-15-prcp_high-daily","station_id":"USC00090430","station_name":"Athens","country":"US","type":"prcp_high","timescale":"daily","date":"1909-10-15","value":52.8,"unit":"mm","previous_value":2.8,"previous_date":"1888-10-15","margin":50,"years_stood":20,"significance":42,"tie":false,"provisional":false,"lat":33.9667,"lon":-83.3833},{"id":"CA006113000-1909-10-15-snow_high-daily","station_id":"CA006113000","station_name":"Gravenhurst","country":"CA","type":"snow_high","timescale":"daily","date":"1909-10-15","value":109,"unit":"mm","previous_value":28,"previous_date":"1872-10-15","margin":81,"years_stood":36,"significance":31,"tie":false,"provisional":false,"lat":44.9167,"lon":-79.3667},{"id":"DA000021100-1909-10-15-prcp_high-daily","station_id":"DA000021100","station_name":"Vestervig","country":"DK","type":"prcp_high","timescale":"daily","date":"1909-10-15","value":29.2,"unit":"mm","previous_value":21.8,"previous_date":"1875-10-15","margin":7.4,"years_stood":33,"significance":26,"tie":false,"provisional":false,"lat":56.7667,"lon":8.3167},{"id":"SW000002196-1909-10-15-prcp_high-daily","station_id":"SW000002196","station_name":"Haparanda","country":"SE","type":"prcp_high","timescale":"daily","date":"1909-10-15","value":15,"unit":"mm","previous_value":10.4,"previous_date":"1881-10-15","margin":4.6,"years_stood":27,"significance":20,"tie":false,"provisional":false,"lat":65.8269,"lon":24.1439},{"id":"SWE00140186-1909-10-15-prcp_high-daily","station_id":"SWE00140186","station_name":"Umea","country":"SE","type":"prcp_high","timescale":"daily","date":"1909-10-15","value":21,"unit":"mm","previous_value":13.6,"previous_date":"1896-10-15","margin":7.4,"years_stood":12,"significance":20,"tie":false,"provisional":false,"lat":63.83,"lon":20.28},{"id":"SWE00100003-1909-10-15-prcp_high-daily","station_id":"SWE00100003","station_name":"Vaexjoe","country":"SE","type":"prcp_high","timescale":"daily","date":"1909-10-15","value":12.5,"unit":"mm","previous_value":12.4,"previous_date":"1863-10-15","margin":0.1,"years_stood":45,"significance":18,"tie":false,"provisional":false,"lat":56.8667,"lon":14.8},{"id":"USC00289135-1909-10-15-prcp_high-daily","station_id":"USC00289135","station_name":"Vineland","country":"US","type":"prcp_high","timescale":"daily","date":"1909-10-15","value":12.2,"unit":"mm","previous_value":6.4,"previous_date":"1869-10-15","margin":5.8,"years_stood":39,"significance":18,"tie":false,"provisional":false,"lat":39.4833,"lon":-75},{"id":"USC00474375-1909-10-15-tmax_low-daily","station_id":"USC00474375","station_name":"La 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