{"title":"Salem: threshold days by year","description":"Days at or beyond each fixed threshold at Salem, 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/USC00467883/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":1876,"days":34,"first":"1876-01-16","last":"1876-11-27","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1938,"days":29,"first":"1938-01-01","last":"1938-12-26","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1939,"days":45,"first":"1939-01-13","last":"1939-12-20","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1940,"days":42,"first":"1940-01-14","last":"1940-12-29","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1941,"days":35,"first":"1941-01-16","last":"1941-12-13","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1942,"days":44,"first":"1942-01-01","last":"1942-12-30","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1943,"days":38,"first":"1943-01-17","last":"1943-12-26","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1944,"days":49,"first":"1944-01-03","last":"1944-12-30","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1945,"days":49,"first":"1945-01-01","last":"1945-12-25","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1946,"days":43,"first":"1946-01-07","last":"1946-12-29","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1947,"days":37,"first":"1947-01-01","last":"1947-12-08","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1948,"days":53,"first":"1948-01-01","last":"1948-12-29","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1949,"days":27,"first":"1949-01-04","last":"1949-12-26","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1950,"days":45,"first":"1950-01-03","last":"1950-12-07","longest_streak":5},{"threshold":"prcp_ge_10mm","year":1951,"days":51,"first":"1951-01-03","last":"1951-12-30","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1952,"days":39,"first":"1952-01-02","last":"1952-12-31","longest_streak":3},{"threshold":"prcp_ge_25mm","year":1876,"days":5,"first":"1876-03-07","last":"1876-09-22","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1938,"days":6,"first":"1938-02-20","last":"1938-11-19","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1939,"days":12,"first":"1939-02-03","last":"1939-10-28","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1940,"days":10,"first":"1940-02-14","last":"1940-11-01","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1941,"days":9,"first":"1941-05-17","last":"1941-09-10","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1942,"days":7,"first":"1942-04-09","last":"1942-12-30","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1943,"days":7,"first":"1943-01-28","last":"1943-12-26","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1944,"days":13,"first":"1944-02-21","last":"1944-12-11","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1945,"days":18,"first":"1945-01-01","last":"1945-12-06","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1946,"days":9,"first":"1946-01-07","last":"1946-10-25","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1947,"days":10,"first":"1947-01-15","last":"1947-11-11","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1948,"days":15,"first":"1948-01-01","last":"1948-12-16","longest_streak":3},{"threshold":"prcp_ge_25mm","year":1949,"days":5,"first":"1949-05-22","last":"1949-12-13","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1950,"days":10,"first":"1950-01-05","last":"1950-11-05","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1951,"days":13,"first":"1951-01-03","last":"1951-12-14","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1952,"days":8,"first":"1952-01-02","last":"1952-08-21","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1939,"days":2,"first":"1939-06-01","last":"1939-06-18","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1940,"days":1,"first":"1940-09-25","last":"1940-09-25","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1944,"days":2,"first":"1944-06-18","last":"1944-07-13","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1945,"days":2,"first":"1945-09-02","last":"1945-09-24","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1946,"days":1,"first":"1946-06-02","last":"1946-06-02","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1947,"days":1,"first":"1947-07-28","last":"1947-07-28","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1948,"days":3,"first":"1948-04-12","last":"1948-12-15","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1949,"days":1,"first":"1949-08-15","last":"1949-08-15","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1950,"days":1,"first":"1950-06-25","last":"1950-06-25","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1951,"days":3,"first":"1951-06-04","last":"1951-08-12","longest_streak":1},{"threshold":"prcp_ge_100mm","year":1947,"days":1,"first":"1947-07-28","last":"1947-07-28","longest_streak":1},{"threshold":"snow_ge_10cm","year":1951,"days":1,"first":"1951-02-07","last":"1951-02-07","longest_streak":1}]}