{"title":"San Pedro de la Sierra: threshold days by year","description":"Days at or beyond each fixed threshold at San Pedro de la Sierra, 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/MXN00032109/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":67,"first":"1978-03-12","last":"1978-07-22","longest_streak":15},{"threshold":"tmax_ge_30c","year":1979,"days":47,"first":"1979-03-29","last":"1979-10-29","longest_streak":4},{"threshold":"tmax_ge_30c","year":1983,"days":45,"first":"1983-04-20","last":"1983-11-07","longest_streak":26},{"threshold":"tmax_ge_30c","year":1984,"days":32,"first":"1984-04-14","last":"1984-10-30","longest_streak":4},{"threshold":"tmax_ge_30c","year":1985,"days":50,"first":"1985-03-19","last":"1985-11-09","longest_streak":24},{"threshold":"tmax_ge_30c","year":1987,"days":16,"first":"1987-03-31","last":"1987-11-25","longest_streak":4},{"threshold":"tmax_ge_30c","year":1988,"days":35,"first":"1988-03-01","last":"1988-07-20","longest_streak":9},{"threshold":"tmax_ge_30c","year":1991,"days":180,"first":"1991-03-25","last":"1991-11-06","longest_streak":68},{"threshold":"tmax_ge_30c","year":1992,"days":17,"first":"1992-06-11","last":"1992-07-03","longest_streak":5},{"threshold":"tmax_ge_30c","year":1993,"days":18,"first":"1993-05-29","last":"1993-06-20","longest_streak":11},{"threshold":"tmax_ge_30c","year":1994,"days":16,"first":"1994-05-05","last":"1994-06-09","longest_streak":5},{"threshold":"tmax_ge_30c","year":1995,"days":64,"first":"1995-03-23","last":"1995-07-30","longest_streak":14},{"threshold":"tmax_ge_30c","year":1996,"days":68,"first":"1996-02-23","last":"1996-08-18","longest_streak":19},{"threshold":"tmax_ge_30c","year":1998,"days":93,"first":"1998-03-24","last":"1998-10-11","longest_streak":23},{"threshold":"tmax_ge_30c","year":2006,"days":1,"first":"2006-06-12","last":"2006-06-12","longest_streak":1},{"threshold":"tmax_ge_30c","year":2009,"days":9,"first":"2009-04-05","last":"2009-06-14","longest_streak":5},{"threshold":"tmax_ge_30c","year":2012,"days":5,"first":"2012-05-28","last":"2012-06-07","longest_streak":4},{"threshold":"tmax_ge_35c","year":1978,"days":1,"first":"1978-05-13","last":"1978-05-13","longest_streak":1},{"threshold":"tmax_ge_35c","year":1985,"days":3,"first":"1985-04-02","last":"1985-06-01","longest_streak":1},{"threshold":"tmax_ge_35c","year":1988,"days":1,"first":"1988-06-01","last":"1988-06-01","longest_streak":1},{"threshold":"tmax_ge_35c","year":1991,"days":21,"first":"1991-04-22","last":"1991-06-26","longest_streak":5},{"threshold":"tmax_ge_35c","year":1993,"days":1,"first":"1993-06-05","last":"1993-06-05","longest_streak":1},{"threshold":"tmax_ge_35c","year":1995,"days":5,"first":"1995-05-14","last":"1995-06-10","longest_streak":2},{"threshold":"tmax_ge_35c","year":1996,"days":2,"first":"1996-04-28","last":"1996-05-19","longest_streak":1},{"threshold":"tmax_ge_35c","year":1998,"days":18,"first":"1998-05-10","last":"1998-06-17","longest_streak":5},{"threshold":"tmax_ge_35c","year":2009,"days":1,"first":"2009-04-12","last":"2009-04-12","longest_streak":1},{"threshold":"tmax_ge_90f","year":1978,"days":16,"first":"1978-03-31","last":"1978-06-02","longest_streak":6},{"threshold":"tmax_ge_90f","year":1979,"days":1,"first":"1979-06-17","last":"1979-06-17","longest_streak":1},{"threshold":"tmax_ge_90f","year":1983,"days":11,"first":"1983-05-01","last":"1983-06-10","longest_streak":6},{"threshold":"tmax_ge_90f","year":1985,"days":13,"first":"1985-04-02","last":"1985-06-02","longest_streak":6},{"threshold":"tmax_ge_90f","year":1987,"days":2,"first":"1987-04-05","last":"1987-06-18","longest_streak":1},{"threshold":"tmax_ge_90f","year":1988,"days":2,"first":"1988-06-01","last":"1988-06-18","longest_streak":1},{"threshold":"tmax_ge_90f","year":1991,"days":48,"first":"1991-04-04","last":"1991-08-15","longest_streak":13},{"threshold":"tmax_ge_90f","year":1992,"days":4,"first":"1992-06-15","last":"1992-06-21","longest_streak":1},{"threshold":"tmax_ge_90f","year":1993,"days":4,"first":"1993-06-01","last":"1993-06-13","longest_streak":1},{"threshold":"tmax_ge_90f","year":1995,"days":32,"first":"1995-05-06","last":"1995-06-27","longest_streak":9},{"threshold":"tmax_ge_90f","year":1996,"days":24,"first":"1996-04-26","last":"1996-07-21","longest_streak":6},{"threshold":"tmax_ge_90f","year":1998,"days":44,"first":"1998-04-06","last":"1998-07-09","longest_streak":14},{"threshold":"tmax_ge_90f","year":2009,"days":1,"first":"2009-04-12","last":"2009-04-12","longest_streak":1},{"threshold":"tmax_ge_100f","year":1991,"days":1,"first":"1991-06-24","last":"1991-06-24","longest_streak":1},{"threshold":"tmax_ge_100f","year":1996,"days":2,"first":"1996-04-28","last":"1996-05-19","longest_streak":1},{"threshold":"tmin_le_0c","year":1979,"days":1,"first":"1979-02-07","last":"1979-02-07","longest_streak":1},{"threshold":"tmin_le_0c","year":1983,"days":2,"first":"1983-12-30","last":"1983-12-31","longest_streak":2},{"threshold":"tmin_le_0c","year":1985,"days":5,"first":"1985-01-03","last":"1985-01-07","longest_streak":5},{"threshold":"tmin_le_0c","year":1987,"days":7,"first":"1987-01-12","last":"1987-04-05","longest_streak":2},{"threshold":"tmin_le_0c","year":1988,"days":7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