{"title":"Records on 1909-05-12","description":"Every record set or tied on 1909-05-12.","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/1909-05-12/","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":"SF002408910-1909-05-12-prcp_high-monthly","station_id":"SF002408910","station_name":"Durban-Botanical Gardens","country":"ZA","type":"prcp_high","timescale":"monthly","date":"1909-05-12","value":96.5,"unit":"mm","previous_value":83.1,"previous_date":"1888-05-09","margin":13.4,"years_stood":21,"significance":30,"tie":false,"provisional":false,"lat":-29.85,"lon":31},{"id":"CA008205698-1909-05-12-tmin_high-daily","station_id":"CA008205698","station_name":"Sydney","country":"CA","type":"tmin_high","timescale":"daily","date":"1909-05-12","value":10,"unit":"c","previous_value":6.7,"previous_date":"1901-05-12","margin":3.3,"years_stood":8,"significance":15,"tie":false,"provisional":false,"lat":46.15,"lon":-60.2},{"id":"ASN00052026-1909-05-12-tmin_low-daily","station_id":"ASN00052026","station_name":"Walgett Council Depot","country":"AU","type":"tmin_low","timescale":"daily","date":"1909-05-12","value":-0.6,"unit":"c","previous_value":2.2,"previous_date":"1907-05-12","margin":2.8,"years_stood":2,"significance":10,"tie":false,"provisional":false,"lat":-30.0236,"lon":148.1218},{"id":"USC00015555-1909-05-12-tmin_low-daily","station_id":"USC00015555","station_name":"Montgomery Wb City","country":"US","type":"tmin_low","timescale":"daily","date":"1909-05-12","value":11.1,"unit":"c","previous_value":11.1,"previous_date":"1895-05-12","margin":0,"years_stood":13,"significance":1,"tie":true,"provisional":false,"lat":32.3833,"lon":-86.3}]}