{"title":"San Salvador/Ilopan: threshold days by year","description":"Days at or beyond each fixed threshold at San Salvador/Ilopan, 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/ES003800510/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":1961,"days":283,"first":"1961-01-01","last":"1961-12-31","longest_streak":54},{"threshold":"tmax_ge_30c","year":2025,"days":85,"first":"2025-01-05","last":"2025-08-21","longest_streak":6},{"threshold":"tmax_ge_35c","year":1961,"days":5,"first":"1961-04-16","last":"1961-04-20","longest_streak":5},{"threshold":"tmax_ge_35c","year":2025,"days":3,"first":"2025-03-26","last":"2025-04-16","longest_streak":2},{"threshold":"tmax_ge_90f","year":1961,"days":111,"first":"1961-01-04","last":"1961-08-24","longest_streak":31},{"threshold":"tmax_ge_90f","year":2025,"days":36,"first":"2025-01-28","last":"2025-07-23","longest_streak":3},{"threshold":"tmin_ge_20c","year":1958,"days":101,"first":"1958-03-04","last":"1958-11-27","longest_streak":13},{"threshold":"tmin_ge_20c","year":1959,"days":60,"first":"1959-04-04","last":"1959-10-30","longest_streak":5},{"threshold":"tmin_ge_20c","year":1960,"days":80,"first":"1960-03-30","last":"1960-11-02","longest_streak":7},{"threshold":"tmin_ge_20c","year":1961,"days":79,"first":"1961-02-05","last":"1961-12-16","longest_streak":7},{"threshold":"tmin_ge_20c","year":1962,"days":59,"first":"1962-04-15","last":"1962-11-23","longest_streak":5},{"threshold":"tmin_ge_20c","year":1963,"days":85,"first":"1963-02-17","last":"1963-11-26","longest_streak":8},{"threshold":"tmin_ge_20c","year":1964,"days":98,"first":"1964-03-12","last":"1964-11-22","longest_streak":14},{"threshold":"tmin_ge_20c","year":1965,"days":87,"first":"1965-02-20","last":"1965-12-17","longest_streak":11},{"threshold":"tmin_ge_20c","year":1966,"days":135,"first":"1966-01-06","last":"1966-11-11","longest_streak":10},{"threshold":"tmin_ge_20c","year":2025,"days":62,"first":"2025-01-14","last":"2025-08-21","longest_streak":5},{"threshold":"prcp_ge_10mm","year":1979,"days":51,"first":"1979-04-06","last":"1979-10-31","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1980,"days":67,"first":"1980-01-19","last":"1980-10-26","longest_streak":7},{"threshold":"prcp_ge_10mm","year":1981,"days":50,"first":"1981-03-09","last":"1981-10-30","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1982,"days":48,"first":"1982-05-01","last":"1982-12-05","longest_streak":6},{"threshold":"prcp_ge_10mm","year":1983,"days":48,"first":"1983-05-09","last":"1983-12-16","longest_streak":6},{"threshold":"prcp_ge_10mm","year":1984,"days":70,"first":"1984-04-23","last":"1984-11-08","longest_streak":14},{"threshold":"prcp_ge_10mm","year":1985,"days":50,"first":"1985-04-12","last":"1985-11-03","longest_streak":6},{"threshold":"prcp_ge_10mm","year":1986,"days":55,"first":"1986-04-27","last":"1986-11-16","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1987,"days":41,"first":"1987-05-12","last":"1987-10-01","longest_streak":5},{"threshold":"prcp_ge_10mm","year":1988,"days":56,"first":"1988-05-12","last":"1988-12-01","longest_streak":7},{"threshold":"prcp_ge_10mm","year":1990,"days":63,"first":"1990-02-21","last":"1990-11-30","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1991,"days":58,"first":"1991-04-04","last":"1991-12-04","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1992,"days":62,"first":"1992-04-16","last":"1992-12-08","longest_streak":5},{"threshold":"prcp_ge_10mm","year":1993,"days":64,"first":"1993-04-19","last":"1993-10-29","longest_streak":5},{"threshold":"prcp_ge_10mm","year":2025,"days":14,"first":"2025-04-24","last":"2025-08-12","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1979,"days":23,"first":"1979-04-29","last":"1979-10-31","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1980,"days":31,"first":"1980-05-06","last":"1980-10-26","longest_streak":3},{"threshold":"prcp_ge_25mm","year":1981,"days":14,"first":"1981-03-17","last":"1981-10-25","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1982,"days":26,"first":"1982-05-01","last":"1982-12-05","longest_streak":3},{"threshold":"prcp_ge_25mm","year":1983,"days":21,"first":"1983-05-25","last":"1983-10-15","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1984,"days":24,"first":"1984-05-24","last":"1984-10-19","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1985,"days":21,"first":"1985-04-12","last":"1985-11-01","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1986,"days":24,"first":"1986-04-27","last":"1986-10-07","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1987,"days":21,"first":"1987-05-12","last":"1987-10-01","longest_streak":4},{"threshold":"prcp_ge_25mm","year":1988,"days":24,"first":"1988-05-12","last":"1988-12-01","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1990,"days":26,"first":"1990-04-06","last":"1990-10-19","longest_streak":3},{"threshold":"prcp_ge_25mm","year":1991,"days":20,"first":"1991-04-22","last":"1991-12-04","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1992,"days":22,"first":"1992-06-13","last":"1992-11-06","longest_streak":4},{"threshold":"prcp_ge_25mm","year":1993,"days":22,"first":"1993-05-05","last":"1993-10-22","longest_streak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