{"title":"Tyonek: threshold days by year","description":"Days at or beyond each fixed threshold at Tyonek, 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/USC00509494/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":1899,"days":1,"first":"1899-08-03","last":"1899-08-03","longest_streak":1},{"threshold":"tmax_ge_30c","year":1903,"days":1,"first":"1903-06-19","last":"1903-06-19","longest_streak":1},{"threshold":"tmax_ge_90f","year":1903,"days":1,"first":"1903-06-19","last":"1903-06-19","longest_streak":1},{"threshold":"tmax_le_0c","year":1899,"days":89,"first":"1899-01-01","last":"1899-12-31","longest_streak":31},{"threshold":"tmax_le_0c","year":1900,"days":106,"first":"1900-01-01","last":"1900-12-31","longest_streak":21},{"threshold":"tmax_le_0c","year":1901,"days":95,"first":"1901-01-01","last":"1901-12-31","longest_streak":27},{"threshold":"tmax_le_0c","year":1902,"days":94,"first":"1902-01-02","last":"1902-12-31","longest_streak":25},{"threshold":"tmax_le_0c","year":1903,"days":83,"first":"1903-01-01","last":"1903-12-30","longest_streak":20},{"threshold":"tmax_le_0c","year":1907,"days":109,"first":"1907-01-01","last":"1907-12-31","longest_streak":33},{"threshold":"tmin_le_0c","year":1899,"days":194,"first":"1899-01-01","last":"1899-12-31","longest_streak":58},{"threshold":"tmin_le_0c","year":1900,"days":181,"first":"1900-01-01","last":"1900-12-31","longest_streak":99},{"threshold":"tmin_le_0c","year":1901,"days":197,"first":"1901-01-01","last":"1901-12-31","longest_streak":48},{"threshold":"tmin_le_0c","year":1902,"days":175,"first":"1902-01-01","last":"1902-12-31","longest_streak":56},{"threshold":"tmin_le_0c","year":1903,"days":192,"first":"1903-01-01","last":"1903-12-31","longest_streak":80},{"threshold":"tmin_le_0c","year":1907,"days":187,"first":"1907-01-01","last":"1907-12-31","longest_streak":97},{"threshold":"tmin_le_m10c","year":1899,"days":81,"first":"1899-01-01","last":"1899-12-31","longest_streak":27},{"threshold":"tmin_le_m10c","year":1900,"days":101,"first":"1900-01-01","last":"1900-12-31","longest_streak":21},{"threshold":"tmin_le_m10c","year":1901,"days":84,"first":"1901-01-01","last":"1901-12-31","longest_streak":18},{"threshold":"tmin_le_m10c","year":1902,"days":83,"first":"1902-01-01","last":"1902-12-31","longest_streak":16},{"threshold":"tmin_le_m10c","year":1903,"days":87,"first":"1903-01-01","last":"1903-12-29","longest_streak":12},{"threshold":"tmin_le_m10c","year":1907,"days":106,"first":"1907-01-01","last":"1907-12-31","longest_streak":48},{"threshold":"tmin_le_m20c","year":1900,"days":20,"first":"1900-01-01","last":"1900-12-07","longest_streak":6},{"threshold":"tmin_le_m20c","year":1901,"days":21,"first":"1901-01-07","last":"1901-12-31","longest_streak":7},{"threshold":"tmin_le_m20c","year":1902,"days":26,"first":"1902-01-01","last":"1902-12-31","longest_streak":8},{"threshold":"tmin_le_m20c","year":1903,"days":23,"first":"1903-01-01","last":"1903-11-12","longest_streak":7},{"threshold":"tmin_le_m20c","year":1907,"days":37,"first":"1907-01-02","last":"1907-12-31","longest_streak":9},{"threshold":"tmin_le_m30c","year":1900,"days":1,"first":"1900-01-29","last":"1900-01-29","longest_streak":1},{"threshold":"tmin_le_m30c","year":1902,"days":4,"first":"1902-01-08","last":"1902-01-11","longest_streak":4},{"threshold":"tmin_le_m30c","year":1907,"days":2,"first":"1907-02-18","last":"1907-02-21","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1903,"days":15,"first":"1903-01-10","last":"1903-11-04","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1969,"days":6,"first":"1969-07-28","last":"1969-11-03","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1903,"days":2,"first":"1903-08-24","last":"1903-08-25","longest_streak":2}]}