{"title":"Records on 1909-09-15","description":"Every record set or tied on 1909-09-15.","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/1909-09-15/","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":"USC00047738-1909-09-15-tmax_high-daily","station_id":"USC00047738","station_name":"San Diego Wbo","country":"US","type":"tmax_high","timescale":"daily","date":"1909-09-15","value":37.2,"unit":"c","previous_value":32.2,"previous_date":"1894-09-15","margin":5,"years_stood":14,"significance":24,"tie":false,"provisional":false,"lat":32.7167,"lon":-117.1667},{"id":"AGE00135039-1909-09-15-tmax_low-daily","station_id":"AGE00135039","station_name":"Oran-Hopital 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(Avoca)","country":"AU","type":"prcp_high","timescale":"daily","date":"1909-09-15","value":7.9,"unit":"mm","previous_value":5.3,"previous_date":"1895-09-15","margin":2.6,"years_stood":13,"significance":10,"tie":false,"provisional":false,"lat":-33.9333,"lon":141.9667},{"id":"CA006164297-1909-09-15-tmin_high-daily","station_id":"CA006164297","station_name":"Lakefield","country":"CA","type":"tmin_high","timescale":"daily","date":"1909-09-15","value":19.4,"unit":"c","previous_value":18.3,"previous_date":"1889-09-15","margin":1.1,"years_stood":19,"significance":10,"tie":false,"provisional":false,"lat":44.4667,"lon":-78.2333},{"id":"ASN00047033-1909-09-15-prcp_high-daily","station_id":"ASN00047033","station_name":"Pooncarie (Tarcoola)","country":"AU","type":"prcp_high","timescale":"daily","date":"1909-09-15","value":3.8,"unit":"mm","previous_value":2.3,"previous_date":"1895-09-15","margin":1.5,"years_stood":13,"significance":9,"tie":false,"provisional":false,"lat":-33.4268,"lon":142.5719},{"id":"ASN00047053-1909-09-15-prcp_high-daily","station_id":"ASN00047053","station_name":"Wentworth Post 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