{"title":"Point Mackenzie: threshold days by year","description":"Days at or beyond each fixed threshold at Point Mackenzie, 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/USC00507444/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_le_0c","year":1987,"days":96,"first":"1987-01-01","last":"1987-12-30","longest_streak":22},{"threshold":"tmax_le_0c","year":1988,"days":101,"first":"1988-01-01","last":"1988-12-31","longest_streak":19},{"threshold":"tmax_le_0c","year":1989,"days":126,"first":"1989-01-01","last":"1989-12-31","longest_streak":27},{"threshold":"tmin_le_0c","year":1987,"days":188,"first":"1987-01-01","last":"1987-12-31","longest_streak":118},{"threshold":"tmin_le_0c","year":1988,"days":208,"first":"1988-01-01","last":"1988-12-31","longest_streak":54},{"threshold":"tmin_le_0c","year":1989,"days":186,"first":"1989-01-01","last":"1989-12-31","longest_streak":30},{"threshold":"tmin_le_m10c","year":1987,"days":71,"first":"1987-01-03","last":"1987-12-31","longest_streak":23},{"threshold":"tmin_le_m10c","year":1988,"days":76,"first":"1988-01-01","last":"1988-12-26","longest_streak":7},{"threshold":"tmin_le_m10c","year":1989,"days":98,"first":"1989-01-02","last":"1989-12-31","longest_streak":18},{"threshold":"tmin_le_m20c","year":1987,"days":9,"first":"1987-01-11","last":"1987-12-16","longest_streak":3},{"threshold":"tmin_le_m20c","year":1988,"days":17,"first":"1988-01-03","last":"1988-12-24","longest_streak":4},{"threshold":"tmin_le_m20c","year":1989,"days":48,"first":"1989-01-02","last":"1989-12-31","longest_streak":12},{"threshold":"tmin_le_m30c","year":1987,"days":3,"first":"1987-01-12","last":"1987-12-15","longest_streak":2},{"threshold":"tmin_le_m30c","year":1989,"days":16,"first":"1989-01-16","last":"1989-12-31","longest_streak":7},{"threshold":"tmin_le_m40c","year":1989,"days":1,"first":"1989-01-29","last":"1989-01-29","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1987,"days":6,"first":"1987-01-05","last":"1987-11-30","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1988,"days":8,"first":"1988-06-06","last":"1988-10-06","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1989,"days":16,"first":"1989-04-25","last":"1989-12-23","longest_streak":4},{"threshold":"prcp_ge_25mm","year":1989,"days":3,"first":"1989-08-25","last":"1989-10-16","longest_streak":2},{"threshold":"prcp_ge_50mm","year":1989,"days":1,"first":"1989-08-26","last":"1989-08-26","longest_streak":1},{"threshold":"snow_ge_10cm","year":1987,"days":8,"first":"1987-01-05","last":"1987-12-23","longest_streak":2},{"threshold":"snow_ge_10cm","year":1988,"days":5,"first":"1988-01-31","last":"1988-12-04","longest_streak":1},{"threshold":"snow_ge_10cm","year":1989,"days":5,"first":"1989-10-19","last":"1989-12-23","longest_streak":1}]}