{"title":"Thornhill Grandview: threshold days by year","description":"Days at or beyond each fixed threshold at Thornhill Grandview, 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/CA006158255/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":1966,"days":25,"first":"1966-01-07","last":"1966-12-10","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1967,"days":32,"first":"1967-01-26","last":"1967-12-21","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1968,"days":26,"first":"1968-01-09","last":"1968-12-27","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1969,"days":23,"first":"1969-01-17","last":"1969-12-10","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1970,"days":22,"first":"1970-01-25","last":"1970-12-16","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1971,"days":23,"first":"1971-01-29","last":"1971-12-30","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1972,"days":26,"first":"1972-01-20","last":"1972-12-15","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1973,"days":26,"first":"1973-03-11","last":"1973-12-26","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1974,"days":22,"first":"1974-01-08","last":"1974-12-02","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1975,"days":20,"first":"1975-01-08","last":"1975-12-20","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1976,"days":30,"first":"1976-01-13","last":"1976-12-06","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1977,"days":37,"first":"1977-01-09","last":"1977-12-13","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1978,"days":24,"first":"1978-01-08","last":"1978-12-31","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1979,"days":28,"first":"1979-01-13","last":"1979-12-25","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1980,"days":25,"first":"1980-01-11","last":"1980-12-02","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1981,"days":29,"first":"1981-02-01","last":"1981-12-22","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1982,"days":31,"first":"1982-01-31","last":"1982-12-19","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1983,"days":35,"first":"1983-01-10","last":"1983-12-28","longest_streak":3},{"threshold":"prcp_ge_25mm","year":1966,"days":5,"first":"1966-01-23","last":"1966-12-06","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1967,"days":6,"first":"1967-06-07","last":"1967-12-21","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1968,"days":7,"first":"1968-01-14","last":"1968-11-28","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1969,"days":5,"first":"1969-05-18","last":"1969-12-10","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1970,"days":2,"first":"1970-07-31","last":"1970-08-30","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1971,"days":5,"first":"1971-06-25","last":"1971-08-26","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1972,"days":3,"first":"1972-09-29","last":"1972-12-12","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1974,"days":3,"first":"1974-03-04","last":"1974-11-20","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1975,"days":2,"first":"1975-04-18","last":"1975-09-18","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1976,"days":4,"first":"1976-02-21","last":"1976-08-28","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1977,"days":7,"first":"1977-03-12","last":"1977-11-07","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1978,"days":4,"first":"1978-08-24","last":"1978-09-18","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1979,"days":3,"first":"1979-01-24","last":"1979-12-24","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1980,"days":6,"first":"1980-03-21","last":"1980-10-25","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1981,"days":6,"first":"1981-02-10","last":"1981-09-04","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1982,"days":4,"first":"1982-01-31","last":"1982-09-14","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1983,"days":2,"first":"1983-09-16","last":"1983-11-15","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1968,"days":1,"first":"1968-01-14","last":"1968-01-14","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1971,"days":2,"first":"1971-07-05","last":"1971-07-26","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1980,"days":1,"first":"1980-07-28","last":"1980-07-28","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1981,"days":1,"first":"1981-09-02","last":"1981-09-02","longest_streak":1},{"threshold":"snow_ge_10cm","year":1966,"days":3,"first":"1966-01-07","last":"1966-01-23","longest_streak":2},{"threshold":"snow_ge_10cm","year":1967,"days":3,"first":"1967-01-26","last":"1967-03-21","longest_streak":1},{"threshold":"snow_ge_10cm","year":1968,"days":5,"first":"1968-01-09","last":"1968-12-27","longest_streak":1},{"threshold":"snow_ge_10cm","year":1969,"days":2,"first":"1969-10-21","last":"1969-12-10","longest_streak":1},{"threshold":"snow_ge_10cm","year":1970,"days":2,"first":"1970-01-25","last":"1970-12-16","longest_streak":1},{"threshold":"snow_ge_10cm","year":1971,"days":9,"first":"1971-01-29","last":"1971-12-30","longest_streak":1},{"threshold":"s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