{"title":"Zacualpan: threshold days by year","description":"Days at or beyond each fixed threshold at Zacualpan, 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/MXN00015136/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":1977,"days":10,"first":"1977-03-15","last":"1977-08-26","longest_streak":3},{"threshold":"tmax_ge_30c","year":1978,"days":22,"first":"1978-04-01","last":"1978-05-22","longest_streak":7},{"threshold":"tmax_ge_30c","year":1979,"days":18,"first":"1979-04-04","last":"1979-05-20","longest_streak":5},{"threshold":"tmax_ge_30c","year":1980,"days":8,"first":"1980-05-10","last":"1980-06-13","longest_streak":2},{"threshold":"tmax_ge_30c","year":1981,"days":11,"first":"1981-03-31","last":"1981-05-19","longest_streak":6},{"threshold":"tmax_ge_30c","year":1982,"days":11,"first":"1982-04-04","last":"1982-05-14","longest_streak":2},{"threshold":"tmax_ge_30c","year":1983,"days":30,"first":"1983-04-24","last":"1983-05-29","longest_streak":24},{"threshold":"tmax_ge_30c","year":1984,"days":11,"first":"1984-04-05","last":"1984-05-07","longest_streak":2},{"threshold":"tmax_ge_30c","year":1986,"days":16,"first":"1986-03-31","last":"1986-05-16","longest_streak":5},{"threshold":"tmax_ge_30c","year":1987,"days":15,"first":"1987-04-18","last":"1987-05-27","longest_streak":5},{"threshold":"tmax_ge_30c","year":1990,"days":4,"first":"1990-04-10","last":"1990-06-24","longest_streak":1},{"threshold":"tmax_ge_90f","year":1977,"days":3,"first":"1977-03-24","last":"1977-08-26","longest_streak":2},{"threshold":"tmax_ge_90f","year":1978,"days":1,"first":"1978-05-10","last":"1978-05-10","longest_streak":1},{"threshold":"tmax_ge_90f","year":1983,"days":4,"first":"1983-04-25","last":"1983-05-22","longest_streak":1},{"threshold":"tmin_ge_20c","year":1977,"days":1,"first":"1977-03-19","last":"1977-03-19","longest_streak":1},{"threshold":"tmin_ge_20c","year":1983,"days":2,"first":"1983-05-21","last":"1983-05-23","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1961,"days":49,"first":"1961-01-12","last":"1961-11-20","longest_streak":8},{"threshold":"prcp_ge_10mm","year":1962,"days":48,"first":"1962-04-12","last":"1962-12-05","longest_streak":7},{"threshold":"prcp_ge_10mm","year":1963,"days":61,"first":"1963-03-18","last":"1963-12-31","longest_streak":11},{"threshold":"prcp_ge_10mm","year":1964,"days":62,"first":"1964-01-14","last":"1964-12-08","longest_streak":6},{"threshold":"prcp_ge_10mm","year":1965,"days":54,"first":"1965-01-20","last":"1965-12-03","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1966,"days":32,"first":"1966-06-05","last":"1966-12-24","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1967,"days":51,"first":"1967-01-09","last":"1967-10-08","longest_streak":5},{"threshold":"prcp_ge_10mm","year":1968,"days":45,"first":"1968-02-02","last":"1968-12-03","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1969,"days":47,"first":"1969-05-26","last":"1969-10-13","longest_streak":9},{"threshold":"prcp_ge_10mm","year":1970,"days":71,"first":"1970-01-22","last":"1970-11-07","longest_streak":12},{"threshold":"prcp_ge_10mm","year":1971,"days":71,"first":"1971-03-20","last":"1971-11-26","longest_streak":8},{"threshold":"prcp_ge_10mm","year":1972,"days":73,"first":"1972-04-18","last":"1972-11-09","longest_streak":12},{"threshold":"prcp_ge_10mm","year":1973,"days":61,"first":"1973-05-26","last":"1973-10-14","longest_streak":9},{"threshold":"prcp_ge_10mm","year":1974,"days":41,"first":"1974-03-19","last":"1974-10-13","longest_streak":5},{"threshold":"prcp_ge_10mm","year":1975,"days":47,"first":"1975-01-18","last":"1975-10-28","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1976,"days":45,"first":"1976-03-29","last":"1976-12-19","longest_streak":7},{"threshold":"prcp_ge_10mm","year":1977,"days":32,"first":"1977-05-21","last":"1977-12-05","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1978,"days":41,"first":"1978-02-22","last":"1978-12-10","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1979,"days":38,"first":"1979-03-21","last":"1979-11-20","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1980,"days":51,"first":"1980-01-11","last":"1980-11-03","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1981,"days":44,"first":"1981-01-16","last":"1981-10-29","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1982,"days":35,"first":"1982-03-02","last":"1982-10-06","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1983,"days":40,"first":"1983-01-18","last":"1983-12-09","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1984,"days":43,"first":"1984-05-11","last":"1984-09-22","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1986,"days":29,"first":"1986-02-22","last":"1986-10-09","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1987,"days":38,"first":"1987-04-28","last":"1987-11-09","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1990,"days":47,"first":"1990-03-23","last":"1990-11-06","longest_streak":3},{"threshold":"prcp_ge_25mm","year":1961,"days":13,"first":"1961-06-05","last":"1961-11-20","longest_streak":3},{"threshold":"prcp_ge_25mm","year":1962,"days":11,"first":"1962-04-13","last":"1962-10-04","longest_streak":2},{"thres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