{"title":"Chehalis: threshold days by year","description":"Days at or beyond each fixed threshold at Chehalis, 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/USC00451330/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":1893,"days":4,"first":"1893-06-04","last":"1893-08-31","longest_streak":1},{"threshold":"tmax_ge_30c","year":1896,"days":40,"first":"1896-05-29","last":"1896-09-28","longest_streak":10},{"threshold":"tmax_ge_30c","year":1897,"days":42,"first":"1897-04-16","last":"1897-09-25","longest_streak":10},{"threshold":"tmax_ge_30c","year":1939,"days":20,"first":"1939-05-13","last":"1939-09-21","longest_streak":5},{"threshold":"tmax_ge_30c","year":1940,"days":12,"first":"1940-06-10","last":"1940-08-29","longest_streak":2},{"threshold":"tmax_ge_35c","year":1896,"days":4,"first":"1896-06-25","last":"1896-07-20","longest_streak":2},{"threshold":"tmax_ge_35c","year":1897,"days":10,"first":"1897-05-28","last":"1897-08-21","longest_streak":3},{"threshold":"tmax_ge_35c","year":1939,"days":1,"first":"1939-08-09","last":"1939-08-09","longest_streak":1},{"threshold":"tmax_ge_35c","year":1940,"days":1,"first":"1940-08-18","last":"1940-08-18","longest_streak":1},{"threshold":"tmax_ge_90f","year":1893,"days":2,"first":"1893-07-31","last":"1893-08-31","longest_streak":1},{"threshold":"tmax_ge_90f","year":1896,"days":18,"first":"1896-06-25","last":"1896-09-28","longest_streak":7},{"threshold":"tmax_ge_90f","year":1897,"days":21,"first":"1897-04-16","last":"1897-09-18","longest_streak":6},{"threshold":"tmax_ge_90f","year":1939,"days":11,"first":"1939-05-14","last":"1939-08-21","longest_streak":3},{"threshold":"tmax_ge_90f","year":1940,"days":5,"first":"1940-06-11","last":"1940-08-18","longest_streak":2},{"threshold":"tmax_ge_100f","year":1896,"days":1,"first":"1896-06-26","last":"1896-06-26","longest_streak":1},{"threshold":"tmax_ge_100f","year":1897,"days":1,"first":"1897-08-16","last":"1897-08-16","longest_streak":1},{"threshold":"tmax_le_0c","year":1893,"days":3,"first":"1893-01-27","last":"1893-02-02","longest_streak":2},{"threshold":"tmax_le_0c","year":1896,"days":7,"first":"1896-01-15","last":"1896-11-28","longest_streak":4},{"threshold":"tmax_le_0c","year":1897,"days":1,"first":"1897-01-26","last":"1897-01-26","longest_streak":1},{"threshold":"tmax_le_0c","year":1939,"days":1,"first":"1939-02-09","last":"1939-02-09","longest_streak":1},{"threshold":"tmin_le_0c","year":1896,"days":71,"first":"1896-01-01","last":"1896-12-14","longest_streak":15},{"threshold":"tmin_le_0c","year":1897,"days":43,"first":"1897-01-09","last":"1897-12-31","longest_streak":8},{"threshold":"tmin_le_0c","year":1939,"days":74,"first":"1939-01-06","last":"1939-12-27","longest_streak":10},{"threshold":"tmin_le_0c","year":1940,"days":61,"first":"1940-01-05","last":"1940-12-31","longest_streak":15},{"threshold":"tmin_le_m10c","year":1896,"days":3,"first":"1896-11-26","last":"1896-11-28","longest_streak":3},{"threshold":"tmin_le_m10c","year":1940,"days":2,"first":"1940-12-14","last":"1940-12-16","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1897,"days":45,"first":"1897-01-19","last":"1897-12-28","longest_streak":10},{"threshold":"prcp_ge_10mm","year":1939,"days":25,"first":"1939-01-02","last":"1939-12-31","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1940,"days":44,"first":"1940-01-01","last":"1940-12-26","longest_streak":4},{"threshold":"prcp_ge_25mm","year":1897,"days":8,"first":"1897-11-08","last":"1897-12-28","longest_streak":3},{"threshold":"prcp_ge_25mm","year":1939,"days":5,"first":"1939-02-06","last":"1939-12-16","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1940,"days":5,"first":"1940-02-05","last":"1940-11-28","longest_streak":2},{"threshold":"prcp_ge_50mm","year":1897,"days":3,"first":"1897-11-17","last":"1897-12-12","longest_streak":1}]}