{"title":"Forserum: threshold days by year","description":"Days at or beyond each fixed threshold at Forserum, 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/SWE00138200/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":1960,"days":15,"first":"1960-07-03","last":"1960-12-19","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1961,"days":18,"first":"1961-01-29","last":"1961-12-31","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1962,"days":12,"first":"1962-01-22","last":"1962-09-12","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1963,"days":14,"first":"1963-04-11","last":"1963-11-25","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1964,"days":15,"first":"1964-06-23","last":"1964-12-13","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1965,"days":18,"first":"1965-02-26","last":"1965-12-30","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1966,"days":15,"first":"1966-01-01","last":"1966-11-09","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1967,"days":7,"first":"1967-02-23","last":"1967-10-17","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1968,"days":13,"first":"1968-02-17","last":"1968-11-01","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1969,"days":20,"first":"1969-01-21","last":"1969-11-29","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1970,"days":18,"first":"1970-03-31","last":"1970-11-22","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1971,"days":14,"first":"1971-03-10","last":"1971-12-28","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1972,"days":17,"first":"1972-03-29","last":"1972-12-06","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1973,"days":13,"first":"1973-01-22","last":"1973-11-24","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1974,"days":19,"first":"1974-01-14","last":"1974-12-28","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1975,"days":17,"first":"1975-01-06","last":"1975-12-02","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1976,"days":11,"first":"1976-01-05","last":"1976-12-27","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1977,"days":27,"first":"1977-01-02","last":"1977-12-27","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1978,"days":21,"first":"1978-03-14","last":"1978-12-13","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1979,"days":14,"first":"1979-01-30","last":"1979-11-26","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1980,"days":26,"first":"1980-01-30","last":"1980-12-25","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1981,"days":23,"first":"1981-01-14","last":"1981-12-07","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1982,"days":12,"first":"1982-06-12","last":"1982-12-19","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1983,"days":13,"first":"1983-01-18","last":"1983-11-14","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1984,"days":17,"first":"1984-01-03","last":"1984-10-22","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1985,"days":29,"first":"1985-03-10","last":"1985-12-31","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1986,"days":9,"first":"1986-03-28","last":"1986-11-11","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1987,"days":13,"first":"1987-02-10","last":"1987-12-18","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1988,"days":19,"first":"1988-01-06","last":"1988-11-28","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1989,"days":13,"first":"1989-02-04","last":"1989-12-16","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1990,"days":25,"first":"1990-01-23","last":"1990-12-20","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1991,"days":14,"first":"1991-01-09","last":"1991-11-13","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1992,"days":12,"first":"1992-01-03","last":"1992-11-11","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1993,"days":19,"first":"1993-01-10","last":"1993-12-19","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1994,"days":16,"first":"1994-03-23","last":"1994-12-30","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1995,"days":23,"first":"1995-01-10","last":"1995-11-17","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1996,"days":16,"first":"1996-05-04","last":"1996-12-14","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1997,"days":18,"first":"1997-02-13","last":"1997-12-25","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1998,"days":23,"first":"1998-01-04","last":"1998-12-13","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1999,"days":21,"first":"1999-01-25","last":"1999-12-25","longest_streak":2},{"threshold":"prcp_ge_10mm","year":2000,"days":22,"first":"2000-03-08","last":"2000-12-28","longest_streak":2},{"threshold":"prcp_ge_10mm","year":2001,"days":14,"first":"2001-02-08","last":"2001-12-24","longest_streak":2},{"threshold":"prcp_ge_10mm","year":2002,"days":20,"first":"2002-01-23","last":"2002-12-04","longest_streak":2},{"threshold":"prcp_ge_10mm","year":2003,"days":17,"first":"2003-04-10","last":"2003-12-28","longest_streak":3},{"threshold":"prcp_ge_10mm","year":2004,"days":26,"first":"2004-01-31","last":"2004-11-26","longest_s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