{"title":"Viskan: threshold days by year","description":"Days at or beyond each fixed threshold at Viskan, 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/SWE00139816/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":1955,"days":9,"first":"1955-05-14","last":"1955-12-05","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1956,"days":12,"first":"1956-06-12","last":"1956-08-27","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1957,"days":12,"first":"1957-03-03","last":"1957-12-28","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1958,"days":6,"first":"1958-06-18","last":"1958-11-12","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1959,"days":3,"first":"1959-01-10","last":"1959-08-07","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1960,"days":15,"first":"1960-05-30","last":"1960-12-12","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1961,"days":17,"first":"1961-02-18","last":"1961-12-30","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1962,"days":7,"first":"1962-02-16","last":"1962-12-12","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1963,"days":10,"first":"1963-06-22","last":"1963-12-18","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1964,"days":7,"first":"1964-06-23","last":"1964-10-10","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1965,"days":10,"first":"1965-04-27","last":"1965-11-26","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1966,"days":20,"first":"1966-01-29","last":"1966-12-23","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1967,"days":7,"first":"1967-05-12","last":"1967-10-28","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1968,"days":12,"first":"1968-01-25","last":"1968-10-29","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1969,"days":11,"first":"1969-04-13","last":"1969-11-01","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1970,"days":15,"first":"1970-03-06","last":"1970-10-30","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1971,"days":8,"first":"1971-01-31","last":"1971-11-29","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1972,"days":11,"first":"1972-05-20","last":"1972-11-01","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1973,"days":10,"first":"1973-01-23","last":"1973-08-10","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1974,"days":18,"first":"1974-02-11","last":"1974-12-17","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1975,"days":6,"first":"1975-05-16","last":"1975-09-28","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1976,"days":8,"first":"1976-01-05","last":"1976-12-04","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1977,"days":10,"first":"1977-01-01","last":"1977-11-08","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1978,"days":15,"first":"1978-01-30","last":"1978-09-24","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1979,"days":8,"first":"1979-06-24","last":"1979-11-19","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1980,"days":13,"first":"1980-04-18","last":"1980-10-17","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1981,"days":16,"first":"1981-01-15","last":"1981-12-27","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1982,"days":12,"first":"1982-02-06","last":"1982-12-23","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1983,"days":15,"first":"1983-04-03","last":"1983-10-30","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1984,"days":13,"first":"1984-03-29","last":"1984-11-27","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1955,"days":1,"first":"1955-08-06","last":"1955-08-06","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1961,"days":2,"first":"1961-06-27","last":"1961-07-02","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1962,"days":2,"first":"1962-06-27","last":"1962-12-12","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1964,"days":3,"first":"1964-08-20","last":"1964-10-10","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1965,"days":2,"first":"1965-07-13","last":"1965-07-28","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1966,"days":1,"first":"1966-08-06","last":"1966-08-06","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1968,"days":1,"first":"1968-08-15","last":"1968-08-15","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1969,"days":2,"first":"1969-08-22","last":"1969-08-23","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1970,"days":2,"first":"1970-07-22","last":"1970-09-14","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1973,"days":1,"first":"1973-05-20","last":"1973-05-20","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1974,"days":4,"first":"1974-06-26","last":"1974-07-26","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1975,"days":2,"first":"1975-08-23","last":"1975-09-12","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1978,"days":3,"first":"1978-06-23","last":"1978-09-02","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1979,"days":1,"first":"1979-08-26","last":"1979-08-26","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1980,"days":1,"first":"1980-08-21","last":"1980-08-21","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1981,"days":1,"first":"1981-06-26","last":"1981-06-26","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1983,"days":4,"first":"1983-09-06","last":"1983-10-30","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1984,"days":1,"first":"1984-07-12","last":"1984-07-12","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1983,"days":2,"first":"1983-09-06","last":"1983-09-17","longest_streak":1}]}