{"title":"Mascouche: threshold days by year","description":"Days at or beyond each fixed threshold at Mascouche, 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/CA007014629/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":"tmax_ge_30c","year":1977,"days":14,"first":"1977-05-17","last":"1977-09-01","longest_streak":4},{"threshold":"tmax_ge_30c","year":1978,"days":14,"first":"1978-05-27","last":"1978-08-16","longest_streak":5},{"threshold":"tmax_ge_30c","year":1979,"days":15,"first":"1979-05-09","last":"1979-07-30","longest_streak":5},{"threshold":"tmax_ge_30c","year":1980,"days":4,"first":"1980-06-24","last":"1980-08-24","longest_streak":2},{"threshold":"tmax_ge_30c","year":1981,"days":4,"first":"1981-06-16","last":"1981-07-10","longest_streak":3},{"threshold":"tmax_ge_30c","year":1982,"days":9,"first":"1982-05-07","last":"1982-07-22","longest_streak":4},{"threshold":"tmax_ge_30c","year":1983,"days":26,"first":"1983-06-12","last":"1983-09-20","longest_streak":6},{"threshold":"tmax_ge_90f","year":1977,"days":6,"first":"1977-05-17","last":"1977-08-28","longest_streak":2},{"threshold":"tmax_ge_90f","year":1978,"days":7,"first":"1978-05-27","last":"1978-08-15","longest_streak":4},{"threshold":"tmax_ge_90f","year":1979,"days":3,"first":"1979-07-14","last":"1979-07-25","longest_streak":2},{"threshold":"tmax_ge_90f","year":1980,"days":1,"first":"1980-06-25","last":"1980-06-25","longest_streak":1},{"threshold":"tmax_ge_90f","year":1981,"days":1,"first":"1981-07-08","last":"1981-07-08","longest_streak":1},{"threshold":"tmax_ge_90f","year":1982,"days":2,"first":"1982-07-17","last":"1982-07-18","longest_streak":2},{"threshold":"tmax_ge_90f","year":1983,"days":5,"first":"1983-06-14","last":"1983-08-06","longest_streak":2},{"threshold":"tmax_le_0c","year":1977,"days":88,"first":"1977-01-01","last":"1977-12-31","longest_streak":14},{"threshold":"tmax_le_0c","year":1978,"days":86,"first":"1978-01-01","last":"1978-12-30","longest_streak":15},{"threshold":"tmax_le_0c","year":1979,"days":61,"first":"1979-01-03","last":"1979-12-31","longest_streak":11},{"threshold":"tmax_le_0c","year":1980,"days":88,"first":"1980-01-01","last":"1980-12-30","longest_streak":21},{"threshold":"tmax_le_0c","year":1981,"days":57,"first":"1981-01-01","last":"1981-12-30","longest_streak":9},{"threshold":"tmax_le_0c","year":1982,"days":82,"first":"1982-01-02","last":"1982-12-23","longest_streak":41},{"threshold":"tmax_le_0c","year":1983,"days":66,"first":"1983-01-02","last":"1983-12-31","longest_streak":10},{"threshold":"tmin_le_0c","year":1977,"days":153,"first":"1977-01-01","last":"1977-12-31","longest_streak":84},{"threshold":"tmin_le_0c","year":1978,"days":171,"first":"1978-01-01","last":"1978-12-31","longest_streak":45},{"threshold":"tmin_le_0c","year":1979,"days":147,"first":"1979-01-01","last":"1979-12-31","longest_streak":45},{"threshold":"tmin_le_0c","year":1980,"days":175,"first":"1980-01-01","last":"1980-12-31","longest_streak":40},{"threshold":"tmin_le_0c","year":1981,"days":155,"first":"1981-01-02","last":"1981-12-31","longest_streak":35},{"threshold":"tmin_le_0c","year":1982,"days":157,"first":"1982-01-01","last":"1982-12-31","longest_streak":70},{"threshold":"tmin_le_0c","year":1983,"days":166,"first":"1983-01-01","last":"1983-12-31","longest_streak":36},{"threshold":"tmin_le_m10c","year":1977,"days":71,"first":"1977-01-01","last":"1977-12-31","longest_streak":28},{"threshold":"tmin_le_m10c","year":1978,"days":98,"first":"1978-01-01","last":"1978-12-31","longest_streak":15},{"threshold":"tmin_le_m10c","year":1979,"days":57,"first":"1979-01-03","last":"1979-12-31","longest_streak":12},{"threshold":"tmin_le_m10c","year":1980,"days":79,"first":"1980-01-03","last":"1980-12-31","longest_streak":18},{"threshold":"tmin_le_m10c","year":1981,"days":53,"first":"1981-01-02","last":"1981-12-31","longest_streak":8},{"threshold":"tmin_le_m10c","year":1982,"days":81,"first":"1982-01-02","last":"1982-12-24","longest_streak":14},{"threshold":"tmin_le_m10c","year":1983,"days":65,"first":"1983-01-02","last":"1983-12-31","longest_streak":11},{"threshold":"tmin_le_m20c","year":1977,"days":23,"first":"1977-01-06","last":"1977-12-31","longest_streak":8},{"threshold":"tmin_le_m20c","year":1978,"days":29,"first":"1978-01-01","last":"1978-12-30","longest_streak":4},{"threshold":"tmin_le_m20c","year":1979,"days":24,"first":"1979-01-11","last":"1979-12-20","longest_streak":6},{"threshold":"tmin_le_m20c","year":1980,"days":26,"first":"1980-01-24","last":"1980-12-31","longest_streak":9},{"threshold":"tmin_le_m20c","year":1981,"days":24,"first":"1981-01-02","last":"1981-12-31","longest_streak":8},{"threshold":"tmin_le_m20c","year":1982,"days":31,"first":"1982-01-03","last":"1982-12-13","longest_streak":7},{"threshold":"tmin_le_m20c","year":1983,"days":16,"first":"1983-01-04","last":"1983-12-30","longest_streak":3},{"threshold":"tmin_le_m30c","year":1978,"days":3,"first":"1978-02-03","last":"1978-02-05","longest_streak":3},{"threshold":"tmin_le_m30c","year":1979,"days":9,"first":"1979-01-12","last":"1979-02-19","longest_streak":3},{"threshold":"tmin_le_m30c","year":1980,"days":3,"first":"1980-12-22","last":"1980-12-26","longest_streak":2},{"threshold":"tmin_le_m30c","year":1981,"days":6,"first":"1981-01-03","last":"1981-01-15","longest_streak":4},{"threshold":"tmin_le_m30c","year":1982,"days":5,"first":"1982-01-19","last":"1982-01-27","longest_streak":3},{"threshold":"tmin_le_m30c","year":1983,"days":2,"first":"1983-12-20","last":"1983-12-21","longest_streak":2},{"threshold":"tmin_ge_20c","year":1977,"days":4,"first":"1977-06-29","last":"1977-08-29","longest_streak":2},{"threshold":"tmin_ge_20c","year":1978,"days":7,"first":"1978-07-07","last":"1978-08-17","longest_streak":2},{"threshold":"tmin_ge_20c","year":1979,"days":6,"first":"1979-07-16","last":"1979-08-30","longest_streak":2},{"threshold":"tmin_ge_20c","year":1980,"days":4,"first":"1980-07-16","last":"1980-09-02","longest_streak":1},{"threshold":"tmin_ge_20c","year":1981,"days":1,"first":"1981-07-09","last":"1981-07-09","longest_streak":1},{"threshold":"tmin_ge_20c","year":1982,"days":5,"first":"1982-07-08","last":"1982-08-15","longest_streak":2},{"threshold":"tmin_ge_20c","year":1983,"days":7,"first":"1983-07-01","last":"1983-09-11","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1977,"days":41,"first":"1977-01-10","last":"1977-12-21","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1978,"days":25,"first":"1978-01-07","last":"1978-12-16","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1979,"days":30,"first":"1979-01-13","last":"1979-11-26","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1980,"days":24,"first":"1980-01-11","last":"1980-12-10","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1981,"days":35,"first":"1981-02-01","last":"1981-11-06","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1982,"days":23,"first":"1982-01-04","last":"1982-12-25","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1983,"days":48,"first":"1983-01-10","last":"1983-12-28","longest_streak":4},{"threshold":"prcp_ge_25mm","year":1977,"days":5,"first":"1977-03-13","last":"1977-11-26","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1978,"days":5,"first":"1978-03-14","last":"1978-11-17","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1979,"days":9,"first":"1979-04-02","last":"1979-11-26","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1980,"days":3,"first":"1980-04-09","last":"1980-07-16","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1981,"days":4,"first":"1981-05-11","last":"1981-08-16","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1982,"days":5,"first":"1982-01-04","last":"1982-11-04","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1983,"days":7,"first":"1983-01-10","last":"1983-11-05","longest_streak":2},{"threshold":"prcp_ge_50mm","year":1977,"days":1,"first":"1977-07-29","last":"1977-07-29","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1978,"days":1,"first":"1978-06-19","last":"1978-06-19","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1979,"days":2,"first":"1979-08-29","last":"1979-09-14","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1981,"days":2,"first":"1981-06-22","last":"1981-08-16","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1982,"days":1,"first":"1982-08-25","last":"1982-08-25","longest_streak":1},{"threshold":"snow_ge_10cm","year":1977,"days":9,"first":"1977-01-10","last":"1977-12-21","longest_streak":2},{"threshold":"snow_ge_10cm","year":1978,"days":7,"first":"1978-01-07","last":"1978-12-16","longest_streak":1},{"threshold":"snow_ge_10cm","year":1979,"days":1,"first":"1979-01-13","last":"1979-01-13","longest_streak":1},{"threshold":"snow_ge_10cm","year":1980,"days":1,"first":"1980-12-10","last":"1980-12-10","longest_streak":1},{"threshold":"snow_ge_10cm","year":1983,"days":7,"first":"1983-01-16","last":"1983-12-28","longest_streak":1},{"threshold":"snow_ge_25cm","year":1977,"days":1,"first":"1977-11-26","last":"1977-11-26","longest_streak":1}]}