{"title":"Chignahuapan: threshold days by year","description":"Days at or beyond each fixed threshold at Chignahuapan, by year.","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/stations/MXN00021140/thresholds/","columns":[{"name":"threshold","description":"Threshold id, for example tmax_ge_40c."},{"name":"year","description":"Calendar year."},{"name":"days","description":"Days in the year at or beyond the threshold."},{"name":"first","description":"First qualifying date of the year."},{"name":"last","description":"Last qualifying date of the year."},{"name":"longest_streak","description":"Longest run of consecutive qualifying days inside the year."}],"rows":[{"threshold":"tmax_ge_30c","year":1978,"days":1,"first":"1978-05-05","last":"1978-05-05","longest_streak":1},{"threshold":"tmax_ge_30c","year":1983,"days":2,"first":"1983-04-22","last":"1983-05-07","longest_streak":1},{"threshold":"tmax_ge_30c","year":1984,"days":4,"first":"1984-05-25","last":"1984-05-29","longest_streak":3},{"threshold":"tmax_ge_30c","year":1991,"days":4,"first":"1991-03-07","last":"1991-12-03","longest_streak":1},{"threshold":"tmax_ge_30c","year":1998,"days":24,"first":"1998-03-30","last":"1998-06-15","longest_streak":6},{"threshold":"tmax_ge_30c","year":2005,"days":1,"first":"2005-06-12","last":"2005-06-12","longest_streak":1},{"threshold":"tmax_ge_30c","year":2009,"days":1,"first":"2009-04-04","last":"2009-04-04","longest_streak":1},{"threshold":"tmax_ge_90f","year":1998,"days":1,"first":"1998-05-07","last":"1998-05-07","longest_streak":1},{"threshold":"tmin_le_0c","year":1975,"days":29,"first":"1975-01-14","last":"1975-12-27","longest_streak":6},{"threshold":"tmin_le_0c","year":1976,"days":37,"first":"1976-01-03","last":"1976-12-26","longest_streak":10},{"threshold":"tmin_le_0c","year":1977,"days":34,"first":"1977-01-04","last":"1977-12-31","longest_streak":9},{"threshold":"tmin_le_0c","year":1978,"days":17,"first":"1978-01-04","last":"1978-12-10","longest_streak":3},{"threshold":"tmin_le_0c","year":1979,"days":33,"first":"1979-01-02","last":"1979-12-27","longest_streak":9},{"threshold":"tmin_le_0c","year":1980,"days":35,"first":"1980-01-04","last":"1980-12-31","longest_streak":5},{"threshold":"tmin_le_0c","year":1981,"days":27,"first":"1981-01-06","last":"1981-11-25","longest_streak":6},{"threshold":"tmin_le_0c","year":1982,"days":24,"first":"1982-01-14","last":"1982-12-23","longest_streak":7},{"threshold":"tmin_le_0c","year":1983,"days":52,"first":"1983-01-03","last":"1983-12-31","longest_streak":9},{"threshold":"tmin_le_0c","year":1984,"days":86,"first":"1984-01-01","last":"1984-12-31","longest_streak":13},{"threshold":"tmin_le_0c","year":1991,"days":15,"first":"1991-01-21","last":"1991-11-24","longest_streak":3},{"threshold":"tmin_le_0c","year":1992,"days":6,"first":"1992-01-02","last":"1992-12-22","longest_streak":1},{"threshold":"tmin_le_0c","year":1998,"days":1,"first":"1998-01-15","last":"1998-01-15","longest_streak":1},{"threshold":"tmin_le_0c","year":2001,"days":9,"first":"2001-01-04","last":"2001-12-07","longest_streak":2},{"threshold":"tmin_le_0c","year":2004,"days":19,"first":"2004-01-11","last":"2004-12-31","longest_streak":6},{"threshold":"tmin_le_0c","year":2005,"days":16,"first":"2005-01-09","last":"2005-12-27","longest_streak":3},{"threshold":"tmin_le_0c","year":2007,"days":18,"first":"2007-01-19","last":"2007-12-19","longest_streak":4},{"threshold":"tmin_le_0c","year":2008,"days":30,"first":"2008-01-02","last":"2008-12-25","longest_streak":7},{"threshold":"tmin_le_0c","year":2009,"days":24,"first":"2009-01-14","last":"2009-12-22","longest_streak":6},{"threshold":"tmin_le_m10c","year":1976,"days":1,"first":"1976-02-24","last":"1976-02-24","longest_streak":1},{"threshold":"tmin_le_m10c","year":1984,"days":1,"first":"1984-01-02","last":"1984-01-02","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1975,"days":17,"first":"1975-05-12","last":"1975-10-10","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1976,"days":25,"first":"1976-04-04","last":"1976-10-07","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1977,"days":11,"first":"1977-04-13","last":"1977-10-11","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1978,"days":17,"first":"1978-03-16","last":"1978-09-28","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1979,"days":14,"first":"1979-04-20","last":"1979-09-17","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1980,"days":19,"first":"1980-05-03","last":"1980-11-27","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1981,"days":25,"first":"1981-03-10","last":"1981-10-24","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1982,"days":6,"first":"1982-04-25","last":"1982-10-14","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1983,"days":14,"first":"1983-05-25","last":"1983-11-09","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1984,"days":24,"first":"1984-05-06","last":"1984-09-24","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1985,"days":20,"first":"1985-06-15","last":"1985-10-05","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1986,"days":13,"first":"1986-05-26","last":"1986-11-12","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1991,"days":20,"first":"1991-04-24","last":"1991-10-10","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1992,"days":26,"first":"1992-01-28","last":"1992-10-23","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1998,"days":28,"first":"1998-06-27","last":"1998-10-24","longest_streak":4},{"threshold":"prcp_ge_10mm","year":2001,"days":19,"first":"2001-04-22","last":"2001-10-27","longest_streak":3},{"threshold":"prcp_ge_10mm","year":2004,"days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