{"title":"Records on 1909-09-23","description":"Every record set or tied on 1909-09-23.","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/1909-09-23/","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":"ITE00100552-1909-09-23-prcp_high-daily","station_id":"ITE00100552","station_name":"Genoa","country":"IT","type":"prcp_high","timescale":"daily","date":"1909-09-23","value":71.5,"unit":"mm","previous_value":34.1,"previous_date":"1844-09-23","margin":37.4,"years_stood":64,"significance":43,"tie":false,"provisional":false,"lat":44.4144,"lon":8.9264},{"id":"EIE00101859-1909-09-23-prcp_high-daily","station_id":"EIE00101859","station_name":"Galway","country":"IE","type":"prcp_high","timescale":"daily","date":"1909-09-23","value":20.4,"unit":"mm","previous_value":8.7,"previous_date":"1864-09-23","margin":11.7,"years_stood":44,"significance":20,"tie":false,"provisional":false,"lat":53.28,"lon":-9.02},{"id":"USC00301010-1909-09-23-prcp_high-daily","station_id":"USC00301010","station_name":"Buffalo","country":"US","type":"prcp_high","timescale":"daily","date":"1909-09-23","value":25.1,"unit":"mm","previous_value":16.5,"previous_date":"1872-09-23","margin":8.6,"years_stood":36,"significance":23,"tie":false,"provisional":false,"lat":42.8833,"lon":-78.8833},{"id":"USC00271682-1909-09-23-tmin_high-daily","station_id":"USC00271682","station_name":"Concord","country":"US","type":"tmin_high","timescale":"daily","date":"1909-09-23","value":19.4,"unit":"c","previous_value":16.7,"previous_date":"1872-09-23","margin":2.7,"years_stood":36,"significance":20,"tie":false,"provisional":false,"lat":43.205,"lon":-71.535},{"id":"USC00456109-1909-09-23-tmax_high-daily","station_id":"USC00456109","station_name":"Olympia Priest Pt Park","country":"US","type":"tmax_high","timescale":"daily","date":"1909-09-23","value":26.1,"unit":"c","previous_value":23.3,"previous_date":"1887-09-23","margin":2.8,"years_stood":21,"significance":16,"tie":false,"provisional":false,"lat":47.0667,"lon":-122.8833},{"id":"CA006104185-1909-09-23-prcp_high-daily","station_id":"CA006104185","station_name":"Kingston Queens U","country":"CA","type":"prcp_high","timescale":"daily","date":"1909-09-23","value":48.5,"unit":"mm","previous_value":43.7,"previous_date":"1898-09-23","margin":4.8,"years_stood":10,"significance":11,"tie":false,"provisional":false,"lat":44.25,"lon":-76.5},{"id":"CA006139520-1909-09-23-prcp_high-daily","station_id":"CA006139520","station_name":"Windsor Riverside","country":"CA","type":"prcp_high","timescale":"daily","date":"1909-09-23","value":12.4,"unit":"mm","previous_value":8.4,"previous_date":"1898-09-23","margin":4,"years_stood":10,"significance":11,"tie":false,"provisional":false,"lat":42.3333,"lon":-82.9333},{"id":"CA007025280-1909-09-23-tmin_high-daily","station_id":"CA007025280","station_name":"Montreal McGill","country":"CA","type":"tmin_high","timescale":"daily","date":"1909-09-23","value":19.4,"unit":"c","previous_value":17.8,"previous_date":"1891-09-23","margin":1.6,"years_stood":17,"significance":11,"tie":false,"provisional":false,"lat":45.5,"lon":-73.5833},{"id":"USC00331662-1909-09-23-prcp_high-daily","station_id":"USC00331662","station_name":"Cleveland 2717 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Sound","country":"CA","type":"prcp_high","timescale":"daily","date":"1909-09-23","value":28.2,"unit":"mm","previous_value":25.4,"previous_date":"1894-09-23","margin":2.8,"years_stood":14,"significance":9,"tie":false,"provisional":false,"lat":45.3333,"lon":-80},{"id":"CA007056067-1909-09-23-tmin_high-daily","station_id":"CA007056067","station_name":"Pointe Au Pere","country":"CA","type":"tmin_high","timescale":"daily","date":"1909-09-23","value":13.9,"unit":"c","previous_value":12.2,"previous_date":"1908-09-23","margin":1.7,"years_stood":0,"significance":8,"tie":false,"provisional":false,"lat":48.5,"lon":-68.4833},{"id":"CA006136643-1909-09-23-prcp_high-daily","station_id":"CA006136643","station_name":"Port 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