{"title":"Ulysses: threshold days by year","description":"Days at or beyond each fixed threshold at Ulysses, 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/USC00258682/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":1962,"days":22,"first":"1962-02-15","last":"1962-10-20","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1964,"days":23,"first":"1964-02-03","last":"1964-11-15","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1978,"days":25,"first":"1978-02-13","last":"1978-11-26","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1979,"days":22,"first":"1979-01-13","last":"1979-11-21","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1981,"days":24,"first":"1981-03-04","last":"1981-12-01","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1984,"days":32,"first":"1984-03-26","last":"1984-12-15","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1985,"days":26,"first":"1985-02-21","last":"1985-11-18","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1986,"days":28,"first":"1986-02-04","last":"1986-10-24","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1987,"days":20,"first":"1987-03-16","last":"1987-09-15","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1988,"days":17,"first":"1988-04-09","last":"1988-11-16","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1989,"days":15,"first":"1989-01-29","last":"1989-10-23","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1990,"days":22,"first":"1990-01-20","last":"1990-11-03","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1991,"days":25,"first":"1991-01-04","last":"1991-12-31","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1992,"days":32,"first":"1992-02-15","last":"1992-11-25","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1993,"days":33,"first":"1993-01-08","last":"1993-11-12","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1994,"days":25,"first":"1994-02-22","last":"1994-12-06","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1995,"days":21,"first":"1995-02-02","last":"1995-11-01","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1996,"days":28,"first":"1996-04-14","last":"1996-11-29","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1997,"days":19,"first":"1997-01-15","last":"1997-10-26","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1998,"days":26,"first":"1998-03-08","last":"1998-11-03","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1999,"days":25,"first":"1999-02-22","last":"1999-12-03","longest_streak":2},{"threshold":"prcp_ge_10mm","year":2000,"days":20,"first":"2000-01-02","last":"2000-11-06","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1962,"days":9,"first":"1962-05-28","last":"1962-09-30","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1964,"days":6,"first":"1964-04-18","last":"1964-07-01","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1978,"days":8,"first":"1978-04-14","last":"1978-10-23","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1979,"days":6,"first":"1979-04-20","last":"1979-10-31","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1981,"days":8,"first":"1981-04-04","last":"1981-12-01","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1984,"days":12,"first":"1984-04-02","last":"1984-12-15","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1985,"days":11,"first":"1985-03-03","last":"1985-10-18","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1986,"days":9,"first":"1986-03-11","last":"1986-10-11","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1987,"days":5,"first":"1987-03-16","last":"1987-09-15","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1988,"days":4,"first":"1988-06-07","last":"1988-09-27","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1989,"days":8,"first":"1989-05-29","last":"1989-09-09","longest_streak":3},{"threshold":"prcp_ge_25mm","year":1990,"days":5,"first":"1990-05-09","last":"1990-08-12","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1991,"days":5,"first":"1991-03-26","last":"1991-12-11","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1992,"days":11,"first":"1992-03-08","last":"1992-10-09","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1993,"days":5,"first":"1993-06-13","last":"1993-09-25","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1994,"days":11,"first":"1994-06-05","last":"1994-11-21","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1995,"days":4,"first":"1995-05-07","last":"1995-09-19","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1996,"days":11,"first":"1996-04-29","last":"1996-11-17","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1997,"days":6,"first":"1997-05-26","last":"1997-10-25","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1998,"days":6,"first":"1998-03-08","last":"1998-08-21","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1999,"days":5,"first":"1999-04-14","last":"1999-08-07","longest_streak":2},{"threshold":"prcp_ge_25mm","year":2000,"days":4,"first":"2000-02-29","last":"2000-07-03","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1964,"days":2,"first":"1964-04-18","last":"1964-06-14","longest_streak":1},{"thre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