{"title":"Zehner: threshold days by year","description":"Days at or beyond each fixed threshold at Zehner, 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/CA004019200/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":1982,"days":4,"first":"1982-08-01","last":"1982-09-08","longest_streak":1},{"threshold":"tmax_ge_30c","year":1983,"days":18,"first":"1983-07-06","last":"1983-09-01","longest_streak":5},{"threshold":"tmax_ge_35c","year":1983,"days":2,"first":"1983-08-06","last":"1983-08-31","longest_streak":1},{"threshold":"tmax_ge_90f","year":1983,"days":5,"first":"1983-08-03","last":"1983-08-31","longest_streak":2},{"threshold":"tmax_le_0c","year":1982,"days":134,"first":"1982-01-01","last":"1982-12-31","longest_streak":34},{"threshold":"tmax_le_0c","year":1983,"days":130,"first":"1983-01-01","last":"1983-12-31","longest_streak":43},{"threshold":"tmin_le_0c","year":1982,"days":203,"first":"1982-01-01","last":"1982-12-31","longest_streak":171},{"threshold":"tmin_le_0c","year":1983,"days":206,"first":"1983-01-01","last":"1983-12-31","longest_streak":57},{"threshold":"tmin_le_m10c","year":1982,"days":122,"first":"1982-01-01","last":"1982-12-31","longest_streak":29},{"threshold":"tmin_le_m10c","year":1983,"days":106,"first":"1983-01-01","last":"1983-12-31","longest_streak":40},{"threshold":"tmin_le_m20c","year":1982,"days":64,"first":"1982-01-01","last":"1982-12-29","longest_streak":18},{"threshold":"tmin_le_m20c","year":1983,"days":41,"first":"1983-01-11","last":"1983-12-30","longest_streak":11},{"threshold":"tmin_le_m30c","year":1982,"days":23,"first":"1982-01-01","last":"1982-12-08","longest_streak":7},{"threshold":"tmin_le_m30c","year":1983,"days":15,"first":"1983-01-11","last":"1983-12-24","longest_streak":10},{"threshold":"tmin_le_m40c","year":1983,"days":1,"first":"1983-12-23","last":"1983-12-23","longest_streak":1},{"threshold":"tmin_ge_20c","year":1983,"days":1,"first":"1983-08-06","last":"1983-08-06","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1963,"days":11,"first":"1963-05-12","last":"1963-08-17","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1964,"days":9,"first":"1964-01-21","last":"1964-09-25","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1965,"days":14,"first":"1965-02-27","last":"1965-12-30","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1966,"days":7,"first":"1966-01-06","last":"1966-11-16","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1967,"days":14,"first":"1967-01-22","last":"1967-12-17","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1968,"days":5,"first":"1968-05-07","last":"1968-09-18","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1969,"days":14,"first":"1969-01-11","last":"1969-12-22","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1970,"days":15,"first":"1970-02-03","last":"1970-10-28","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1971,"days":6,"first":"1971-01-28","last":"1971-10-18","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1972,"days":8,"first":"1972-02-27","last":"1972-09-27","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1973,"days":17,"first":"1973-03-26","last":"1973-12-12","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1974,"days":14,"first":"1974-02-27","last":"1974-12-21","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1975,"days":13,"first":"1975-03-26","last":"1975-12-30","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1976,"days":11,"first":"1976-03-01","last":"1976-07-24","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1977,"days":10,"first":"1977-05-04","last":"1977-12-16","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1978,"days":12,"first":"1978-04-11","last":"1978-11-12","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1979,"days":7,"first":"1979-04-12","last":"1979-10-20","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1980,"days":5,"first":"1980-06-23","last":"1980-08-16","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1981,"days":11,"first":"1981-03-30","last":"1981-12-21","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1982,"days":9,"first":"1982-05-28","last":"1982-12-02","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1983,"days":13,"first":"1983-05-09","last":"1983-09-11","longest_streak":3},{"threshold":"prcp_ge_25mm","year":1963,"days":5,"first":"1963-06-03","last":"1963-07-15","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1964,"days":1,"first":"1964-09-25","last":"1964-09-25","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1965,"days":3,"first":"1965-05-05","last":"1965-06-13","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1966,"days":2,"first":"1966-06-22","last":"1966-06-24","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1967,"days":3,"first":"1967-03-30","last":"1967-09-14","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1968,"days":1,"first":"1968-08-18","last":"1968-08-18","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1969,"days":1,"first":"1969-10-02","last":"1969-10-02","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1970,"days":4,"first":"1970-04-28","last":"1970-09-20","longest_streak":1},{"thre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