{"title":"Mexico: highest significance records","description":"The highest significance records in Mexico in the data.","dataAsOf":"2026-10-13T00:00:00Z","lastRevised":"2026-10-14","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/countries/mx/records/","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":"MXM00076612-2026-09-09-prcp_high-all-time","station_id":"MXM00076612","station_name":"Guadalajara","country":"MX","type":"prcp_high","timescale":"all-time","date":"2026-09-09","value":208.3,"unit":"mm","previous_value":137.9,"previous_date":"1979-08-04","margin":70.4,"years_stood":47,"significance":81,"tie":false,"provisional":true,"lat":20.72,"lon":-103.38},{"id":"MXM00076581-2026-09-16-prcp_high-all-time","station_id":"MXM00076581","station_name":"Rio Verde  S.L.P.","country":"MX","type":"prcp_high","timescale":"all-time","date":"2026-09-16","value":241.6,"unit":"mm","previous_value":137.9,"previous_date":"1981-06-17","margin":103.7,"years_stood":45,"significance":78,"tie":false,"provisional":true,"lat":21.933,"lon":-99.983},{"id":"MXM00076683-2026-07-15-prcp_high-all-time","station_id":"MXM00076683","station_name":"Tlaxcala de Xicontecatl (Dge)","country":"MX","type":"prcp_high","timescale":"all-time","date":"2026-07-15","value":160.2,"unit":"mm","previous_value":89.7,"previous_date":"1999-09-04","margin":70.5,"years_stood":26,"significance":74,"tie":false,"provisional":false,"lat":19.3167,"lon":-98.2333},{"id":"MXM00076680-2026-08-04-prcp_high-monthly","station_id":"MXM00076680","station_name":"Mexico City","country":"MX","type":"prcp_high","timescale":"monthly","date":"2026-08-04","value":101.2,"unit":"mm","previous_value":56.9,"previous_date":"1980-08-29","margin":44.3,"years_stood":45,"significance":68,"tie":false,"provisional":false,"lat":19.4,"lon":-99.183},{"id":"MXM00076662-2026-07-16-prcp_high-daily","station_id":"MXM00076662","station_name":"Zamora","country":"MX","type":"prcp_high","timescale":"daily","date":"2026-07-16","value":71.9,"unit":"mm","previous_value":32.2,"previous_date":"1958-07-16","margin":39.7,"years_stood":68,"significance":68,"tie":false,"provisional":false,"lat":20,"lon":-102.28},{"id":"MXM00076665-2026-09-29-prcp_high-monthly","station_id":"MXM00076665","station_name":"Morelia  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(Obs)","country":"MX","type":"prcp_high","timescale":"all-time","date":"2026-09-30","value":205.2,"unit":"mm","previous_value":118.2,"previous_date":"2026-09-29","margin":87,"years_stood":0,"significance":65,"tie":false,"provisional":true,"lat":19.2833,"lon":-99.7},{"id":"MXM00076662-2026-09-17-prcp_high-daily","station_id":"MXM00076662","station_name":"Zamora","country":"MX","type":"prcp_high","timescale":"daily","date":"2026-09-17","value":95.3,"unit":"mm","previous_value":30.5,"previous_date":"1967-09-17","margin":64.8,"years_stood":59,"significance":65,"tie":false,"provisional":true,"lat":20,"lon":-102.28},{"id":"MXM00076390-2026-08-14-tmin_high-daily","station_id":"MXM00076390","station_name":"Saltillo","country":"MX","type":"tmin_high","timescale":"daily","date":"2026-08-14","value":27,"unit":"c","previous_value":19,"previous_date":"1964-08-14","margin":8,"years_stood":61,"significance":65,"tie":false,"provisional":false,"lat":25.367,"lon":-101.017},{"id":"MXM00076423-2026-10-03-prcp_high-monthly","station_id":"MXM00076423","station_name":"Durango  Dgo.","country":"MX","type":"prcp_high","timescale":"monthly","date":"2026-10-03","value":99.2,"unit":"mm","previous_value":45.2,"previous_date":"1996-10-04","margin":54,"years_stood":29,"significance":63,"tie":false,"provisional":true,"lat":24.05,"lon":-104.6},{"id":"MXM00076675-2026-07-09-prcp_high-monthly","station_id":"MXM00076675","station_name":"Toluca (Obs)","country":"MX","type":"prcp_high","timescale":"monthly","date":"2026-07-09","value":98.7,"unit":"mm","previous_value":55.4,"previous_date":"1997-07-17","margin":43.3,"years_stood":28,"significance":63,"tie":false,"provisional":false,"lat":19.2833,"lon":-99.7},{"id":"MXM00076843-2026-10-05-prcp_high-monthly","station_id":"MXM00076843","station_name":"Francisco Sarabia","country":"MX","type":"prcp_high","timescale":"monthly","date":"2026-10-05","value":238.4,"unit":"mm","previous_value":143.3,"previous_date":"2002-10-03","margin":95.1,"years_stood":24,"significance":62,"tie":false,"provisional":true,"lat":16.77,"lon":-93.341},{"id":"MXM00076662-2026-10-02-tmin_high-monthly","station_id":"MXM00076662","station_name":"Zamora","country":"MX","type":"tmin_high","timescale":"monthly","date":"2026-10-02","value":25.2,"unit":"c","previous_value":19.3,"previous_date":"1952-10-01","margin":5.9,"years_stood":74,"significance":62,"tie":false,"provisional":true,"lat":20,"lon":-102.28},{"id":"MXM00076662-2026-09-16-prcp_high-all-time","station_id":"MXM00076662","station_name":"Zamora","country":"MX","type":"prcp_high","timescale":"all-time","date":"2026-09-16","value":129.6,"unit":"mm","previous_value":99.6,"previous_date":"2013-01-02","margin":30,"years_stood":13,"significance":62,"tie":false,"provisional":true,"lat":20,"lon":-102.28},{"id":"MXM00076683-2026-07-01-tmax_high-monthly","station_id":"MXM00076683","station_name":"Tlaxcala de Xicontecatl (Dge)","country":"MX","type":"tmax_high","timescale":"monthly","date":"2026-07-01","value":36,"unit":"c","previous_value":30,"previous_date":"1962-07-12","margin":6,"years_stood":63,"significance":62,"tie":false,"provisional":false,"lat":19.3167,"lon":-98.2333},{"id":"MXM00076848-2026-10-02-prcp_high-monthly","station_id":"MXM00076848","station_name":"Comitan  Chis.","country":"MX","type":"prcp_high","timescale":"monthly","date":"2026-10-02","value":116.7,"unit":"mm","previous_value":83.1,"previous_date":"1976-10-07","margin":33.6,"years_stood":49,"significance":61,"tie":false,"provisional":true,"lat":16.25,"lon":-92.133},{"id":"MXM00076390-2026-07-28-tmin_high-daily","station_id":"MXM00076390","station_name":"Saltillo","country":"MX","type":"tmin_high","timescale":"daily","date":"2026-07-28","value":26.4,"unit":"c","previous_value":19.5,"previous_date":"1954-07-28","margin":6.9,"years_stood":72,"significance":61,"tie":false,"provisional":false,"lat":25.367,"lon":-101.017},{"id":"MXM00076665-2026-07-09-prcp_high-monthly","station_id":"MXM00076665","station_name":"Morelia  Mich.","country":"MX","type":"prcp_high","timescale":"monthly","date":"2026-07-09","value":136.2,"unit":"mm","previous_value":83.3,"previous_date":"2005-07-20","margin":52.9,"years_stood":20,"significance":61,"tie":false,"provisional":false,"lat":19.7,"lon":-101.183},{"id":"MXM00076612-2026-06-28-tmin_high-daily","station_id":"MXM00076612","station_name":"Guadalajara","country":"MX","type":"tmin_high","timescale":"daily","date":"2026-06-28","value":23.9,"unit":"c","previous_value":18,"previous_date":"1958-06-28","margin":5.9,"years_stood":68,"significance":61,"tie":false,"provisional":false,"lat":20.72,"lon":-103.38}]}