{"title":"Sylvania: threshold days by year","description":"Days at or beyond each fixed threshold at Sylvania, 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/ASN00007079/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":"prcp_ge_10mm","year":1950,"days":1,"first":"1950-02-01","last":"1950-02-01","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1968,"days":9,"first":"1968-01-27","last":"1968-08-23","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1969,"days":3,"first":"1969-01-10","last":"1969-05-28","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1970,"days":6,"first":"1970-01-21","last":"1970-09-10","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1971,"days":6,"first":"1971-02-03","last":"1971-06-04","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1972,"days":2,"first":"1972-07-28","last":"1972-07-29","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1973,"days":12,"first":"1973-01-21","last":"1973-12-28","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1974,"days":7,"first":"1974-01-03","last":"1974-12-25","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1975,"days":9,"first":"1975-02-01","last":"1975-12-09","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1977,"days":1,"first":"1977-03-26","last":"1977-03-26","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1978,"days":11,"first":"1978-01-26","last":"1978-11-14","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1979,"days":9,"first":"1979-01-11","last":"1979-05-21","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1980,"days":10,"first":"1980-02-02","last":"1980-12-26","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1981,"days":3,"first":"1981-01-18","last":"1981-07-07","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1982,"days":8,"first":"1982-01-01","last":"1982-09-15","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1983,"days":10,"first":"1983-01-10","last":"1983-12-25","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1984,"days":6,"first":"1984-02-21","last":"1984-12-04","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1985,"days":4,"first":"1985-02-10","last":"1985-12-31","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1986,"days":5,"first":"1986-01-06","last":"1986-09-29","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1987,"days":9,"first":"1987-01-19","last":"1987-05-01","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1988,"days":10,"first":"1988-03-25","last":"1988-12-27","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1989,"days":6,"first":"1989-01-06","last":"1989-06-13","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1990,"days":3,"first":"1990-01-18","last":"1990-01-28","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1991,"days":4,"first":"1991-05-31","last":"1991-06-20","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1992,"days":13,"first":"1992-01-25","last":"1992-12-28","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1993,"days":9,"first":"1993-01-21","last":"1993-08-14","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1994,"days":8,"first":"1994-02-12","last":"1994-12-22","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1996,"days":2,"first":"1996-03-13","last":"1996-12-23","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1997,"days":14,"first":"1997-01-08","last":"1997-05-11","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1998,"days":12,"first":"1998-03-19","last":"1998-12-16","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1999,"days":17,"first":"1999-01-11","last":"1999-12-14","longest_streak":5},{"threshold":"prcp_ge_10mm","year":2000,"days":15,"first":"2000-01-02","last":"2000-12-13","longest_streak":3},{"threshold":"prcp_ge_10mm","year":2001,"days":9,"first":"2001-01-01","last":"2001-03-20","longest_streak":3},{"threshold":"prcp_ge_25mm","year":1950,"days":1,"first":"1950-02-01","last":"1950-02-01","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1968,"days":4,"first":"1968-01-27","last":"1968-07-09","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1970,"days":1,"first":"1970-05-06","last":"1970-05-06","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1971,"days":4,"first":"1971-02-03","last":"1971-06-04","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1972,"days":1,"first":"1972-07-29","last":"1972-07-29","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1973,"days":6,"first":"1973-01-21","last":"1973-12-28","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1974,"days":1,"first":"1974-01-03","last":"1974-01-03","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1977,"days":1,"first":"1977-03-26","last":"1977-03-26","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1978,"days":4,"first":"1978-02-03","last":"1978-08-05","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1979,"days":2,"first":"1979-03-03","last":"1979-05-21","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1980,"days":4,"first":"1980-02-02","last":"1980-07-10","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1982,"days":2,"first":"1982-02-25","last":"1982-02-26","longest_streak":2},{"threshold":"prcp_ge_2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