{"title":"Hecla: threshold days by year","description":"Days at or beyond each fixed threshold at Hecla, 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/USC00484440/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":1919,"days":10,"first":"1919-04-06","last":"1919-11-26","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1926,"days":11,"first":"1926-03-13","last":"1926-12-12","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1929,"days":21,"first":"1929-02-21","last":"1929-11-02","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1930,"days":15,"first":"1930-01-16","last":"1930-10-11","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1932,"days":9,"first":"1932-02-03","last":"1932-08-20","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1933,"days":7,"first":"1933-04-21","last":"1933-09-26","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1934,"days":7,"first":"1934-02-21","last":"1934-08-09","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1936,"days":7,"first":"1936-04-25","last":"1936-08-06","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1937,"days":13,"first":"1937-03-13","last":"1937-12-14","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1938,"days":13,"first":"1938-01-11","last":"1938-09-11","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1939,"days":3,"first":"1939-03-11","last":"1939-07-30","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1940,"days":11,"first":"1940-02-01","last":"1940-09-30","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1941,"days":12,"first":"1941-04-02","last":"1941-12-22","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1942,"days":13,"first":"1942-03-19","last":"1942-11-20","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1943,"days":11,"first":"1943-02-24","last":"1943-07-22","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1944,"days":10,"first":"1944-03-21","last":"1944-12-21","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1945,"days":12,"first":"1945-01-30","last":"1945-09-27","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1947,"days":12,"first":"1947-04-28","last":"1947-12-30","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1948,"days":4,"first":"1948-04-24","last":"1948-12-23","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1949,"days":12,"first":"1949-03-08","last":"1949-10-29","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1950,"days":14,"first":"1950-04-28","last":"1950-11-08","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1951,"days":10,"first":"1951-01-28","last":"1951-11-04","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1952,"days":10,"first":"1952-03-20","last":"1952-11-21","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1953,"days":12,"first":"1953-02-20","last":"1953-08-02","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1954,"days":6,"first":"1954-03-30","last":"1954-10-14","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1955,"days":8,"first":"1955-04-11","last":"1955-12-03","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1956,"days":8,"first":"1956-04-27","last":"1956-11-19","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1957,"days":15,"first":"1957-03-05","last":"1957-10-14","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1958,"days":12,"first":"1958-03-09","last":"1958-12-12","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1959,"days":14,"first":"1959-03-24","last":"1959-10-29","longest_streak":5},{"threshold":"prcp_ge_10mm","year":1960,"days":7,"first":"1960-04-28","last":"1960-11-08","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1961,"days":12,"first":"1961-03-03","last":"1961-09-21","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1962,"days":14,"first":"1962-01-08","last":"1962-11-15","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1963,"days":9,"first":"1963-03-03","last":"1963-10-20","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1964,"days":5,"first":"1964-04-03","last":"1964-08-08","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1965,"days":13,"first":"1965-05-08","last":"1965-10-18","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1966,"days":6,"first":"1966-02-08","last":"1966-10-14","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1967,"days":13,"first":"1967-03-25","last":"1967-12-01","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1968,"days":10,"first":"1968-04-02","last":"1968-10-08","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1969,"days":12,"first":"1969-02-16","last":"1969-10-29","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1970,"days":11,"first":"1970-03-17","last":"1970-10-07","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1971,"days":14,"first":"1971-01-02","last":"1971-09-17","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1972,"days":8,"first":"1972-04-14","last":"1972-10-22","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1973,"days":11,"first":"1973-04-19","last":"1973-11-03","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1974,"days":7,"first":"1974-03-22","last":"1974-10-31","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1975,"days":8,"first":"1975-03-31","last":"1975-12-31","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1976,"days":8,"first":"1976-02-20","last":"1976-07-21","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1977,"days":11,"first":"1977-03-10","last":"1977-08-05","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1978,"days":8,"first":"1978-05-05","last":"1978-10-21","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1919,"days":1,"first":"1919-09-09","last":"1919-09-09","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1926,"days":3,"first":"1926-05-26","last":"1926-07-05","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1929,"days":4,"first":"1929-04-24","last":"1929-08-28","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1930,"days":5,"first":"1930-05-31","last":"1930-10-04","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1932,"days":2,"first":"1932-07-23","last":"1932-07-29","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1933,"days":1,"first":"1933-05-10","last":"1933-05-10","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1936,"days":1,"first":"1936-08-02","last":"1936-08-02","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1937,"days":2,"first":"1937-04-07","last":"1937-06-01","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1938,"days":3,"first":"1938-04-15","last":"1938-09-03","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1939,"days":1,"first":"1939-07-30","last":"1939-07-30","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1940,"days":1,"first":"1940-09-30","last":"1940-09-30","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1941,"days":1,"first":"1941-04-13","last":"1941-04-13","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1942,"days":7,"first":"1942-04-19","last":"1942-10-16","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1943,"days":2,"first":"1943-04-10","last":"1943-05-08","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1944,"days":1,"first":"1944-07-19","last":"1944-07-19","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1945,"days":2,"first":"1945-04-02","last":"1945-07-18","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1947,"days":1,"first":"1947-06-21","last":"1947-06-21","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1948,"days":1,"first":"1948-04-24","last":"1948-04-24","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1949,"days":2,"first":"1949-06-04","last":"1949-06-05","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1950,"days":2,"first":"1950-05-25","last":"1950-11-08","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1951,"days":2,"first":"1951-05-15","last":"1951-08-03","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1953,"days":1,"first":"1953-07-16","last":"1953-07-16","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1954,"days":1,"first":"1954-07-13","last":"1954-07-13","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1956,"days":1,"first":"1956-05-22","last":"1956-05-22","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1957,"days":3,"first":"1957-04-02","last":"1957-07-08","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1958,"days":4,"first":"1958-05-08","last":"1958-07-24","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1959,"days":2,"first":"1959-05-05","last":"1959-05-19","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1961,"days":1,"first":"1961-05-13","last":"1961-05-13","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1962,"days":2,"first":"1962-05-27","last":"1962-10-05","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1963,"days":2,"first":"1963-06-15","last":"1963-10-20","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1964,"days":1,"first":"1964-08-02","last":"1964-08-02","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1965,"days":5,"first":"1965-05-14","last":"1965-10-18","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1967,"days":2,"first":"1967-04-13","last":"1967-06-20","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1968,"days":2,"first":"1968-04-16","last":"1968-05-24","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1969,"days":2,"first":"1969-05-05","last":"1969-10-11","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1970,"days":3,"first":"1970-06-11","last":"1970-07-12","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1971,"days":2,"first":"1971-05-04","last":"1971-09-07","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1973,"days":3,"first":"1973-07-19","last":"1973-11-03","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1974,"days":1,"first":"1974-06-08","last":"1974-06-08","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1975,"days":4,"first":"1975-05-28","last":"1975-10-23","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1977,"days":3,"first":"1977-05-01","last":"1977-07-25","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1978,"days":3,"first":"1978-05-05","last":"1978-07-31","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1930,"days":1,"first":"1930-08-12","last":"1930-08-12","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1942,"days":1,"first":"1942-04-24","last":"1942-04-24","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1958,"days":1,"first":"1958-07-18","last":"1958-07-18","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1961,"days":1,"first":"1961-05-13","last":"1961-05-13","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1963,"days":1,"first":"1963-06-15","last":"1963-06-15","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1974,"days":1,"first":"1974-06-08","last":"1974-06-08","longest_streak":1},{"threshold":"snow_ge_10cm","year":1934,"days":5,"first":"1934-02-21","last":"1934-05-13","longest_streak":1},{"threshold":"snow_ge_10cm","year":1936,"days":1,"first":"1936-03-19","last":"1936-03-19","longest_streak":1},{"threshold":"snow_ge_10cm","year":1937,"days":6,"first":"1937-03-13","last":"1937-12-14","longest_streak":2},{"threshold":"snow_ge_10cm","year":1940,"days":3,"first":"1940-01-18","last":"1940-04-16","longest_streak":1},{"threshold":"snow_ge_10cm","year":1941,"days":3,"first":"1941-04-02","last":"1941-12-22","longest_streak":1},{"threshold":"snow_ge_10cm","year":1942,"days":7,"first":"1942-03-19","last":"1942-11-20","longest_streak":1},{"threshold":"snow_ge_10cm","year":1943,"days":4,"first":"1943-02-24","last":"1943-05-08","longest_streak":1},{"threshold":"snow_ge_10cm","year":1944,"days":5,"first":"1944-03-21","last":"1944-12-21","longest_streak":2},{"threshold":"snow_ge_10cm","year":1945,"days":7,"first":"1945-01-27","last":"1945-04-24","longest_streak":1},{"threshold":"snow_ge_10cm","year":1947,"days":7,"first":"1947-01-02","last":"1947-12-30","longest_streak":1},{"threshold":"snow_ge_10cm","year":1948,"days":4,"first":"1948-04-24","last":"1948-12-23","longest_streak":2},{"threshold":"snow_ge_10cm","year":1949,"days":5,"first":"1949-01-03","last":"1949-10-29","longest_streak":1},{"threshold":"snow_ge_10cm","year":1950,"days":6,"first":"1950-04-28","last":"1950-11-08","longest_streak":2},{"threshold":"snow_ge_10cm","year":1951,"days":3,"first":"1951-01-28","last":"1951-11-04","longest_streak":1},{"threshold":"snow_ge_10cm","year":1952,"days":6,"first":"1952-03-01","last":"1952-11-21","longest_streak":2},{"threshold":"snow_ge_10cm","year":1953,"days":3,"first":"1953-02-20","last":"1953-04-07","longest_streak":1},{"threshold":"snow_ge_10cm","year":1954,"days":5,"first":"1954-03-29","last":"1954-11-29","longest_streak":2},{"threshold":"snow_ge_10cm","year":1955,"days":5,"first":"1955-03-19","last":"1955-12-03","longest_streak":2},{"threshold":"snow_ge_10cm","year":1956,"days":3,"first":"1956-01-16","last":"1956-11-19","longest_streak":1},{"threshold":"snow_ge_10cm","year":1957,"days":4,"first":"1957-03-05","last":"1957-04-07","longest_streak":2},{"threshold":"snow_ge_10cm","year":1958,"days":5,"first":"1958-03-09","last":"1958-12-12","longest_streak":1},{"threshold":"snow_ge_10cm","year":1959,"days":7,"first":"1959-02-04","last":"1959-10-29","longest_streak":2},{"threshold":"snow_ge_10cm","year":1960,"days":3,"first":"1960-04-28","last":"1960-12-04","longest_streak":1},{"threshold":"snow_ge_10cm","year":1961,"days":4,"first":"1961-03-03","last":"1961-04-10","longest_streak":1},{"threshold":"snow_ge_10cm","year":1962,"days":4,"first":"1962-01-07","last":"1962-12-23","longest_streak":2},{"threshold":"snow_ge_10cm","year":1963,"days":5,"first":"1963-01-10","last":"1963-04-21","longest_streak":1},{"threshold":"snow_ge_10cm","year":1964,"days":2,"first":"1964-03-02","last":"1964-04-03","longest_streak":1},{"threshold":"snow_ge_10cm","year":1965,"days":6,"first":"1965-01-28","last":"1965-10-18","longest_streak":2},{"threshold":"snow_ge_10cm","year":1966,"days":2,"first":"1966-02-08","last":"1966-10-14","longest_streak":1},{"threshold":"snow_ge_10cm","year":1967,"days":7,"first":"1967-01-14","last":"1967-12-01","longest_streak":1},{"threshold":"snow_ge_10cm","year":1968,"days":4,"first":"1968-02-12","last":"1968-04-17","longest_streak":2},{"threshold":"snow_ge_10cm","year":1969,"days":8,"first":"1969-01-16","last":"1969-10-29","longest_streak":2},{"threshold":"snow_ge_10cm","year":1970,"days":11,"first":"1970-03-17","last":"1970-10-26","longest_streak":3},{"threshold":"snow_ge_10cm","year":1971,"days":7,"first":"1971-01-01","last":"1971-10-29","longest_streak":2},{"threshold":"snow_ge_10cm","year":1972,"days":7,"first":"1972-01-12","last":"1972-12-04","longest_streak":2},{"threshold":"snow_ge_10cm","year":1973,"days":7,"first":"1973-03-13","last":"1973-11-03","longest_streak":2},{"threshold":"snow_ge_10cm","year":1974,"days":6,"first":"1974-01-06","last":"1974-06-08","longest_streak":2},{"threshold":"snow_ge_10cm","year":1975,"days":3,"first":"1975-03-31","last":"1975-12-31","longest_streak":1},{"threshold":"snow_ge_10cm","year":1976,"days":2,"first":"1976-02-20","last":"1976-04-26","longest_streak":1},{"threshold":"snow_ge_10cm","year":1977,"days":3,"first":"1977-03-10","last":"1977-12-05","longest_streak":1},{"threshold":"snow_ge_25cm","year":1937,"days":1,"first":"1937-04-07","last":"1937-04-07","longest_streak":1},{"threshold":"snow_ge_25cm","year":1942,"days":2,"first":"1942-04-24","last":"1942-05-02","longest_streak":1},{"threshold":"snow_ge_25cm","year":1943,"days":1,"first":"1943-05-08","last":"1943-05-08","longest_streak":1},{"threshold":"snow_ge_25cm","year":1945,"days":2,"first":"1945-01-30","last":"1945-04-02","longest_streak":1},{"threshold":"snow_ge_25cm","year":1949,"days":1,"first":"1949-03-08","last":"1949-03-08","longest_streak":1},{"threshold":"snow_ge_25cm","year":1950,"days":2,"first":"1950-05-25","last":"1950-11-08","longest_streak":1},{"threshold":"snow_ge_25cm","year":1955,"days":1,"first":"1955-11-11","last":"1955-11-11","longest_streak":1},{"threshold":"snow_ge_25cm","year":1957,"days":1,"first":"1957-04-02","last":"1957-04-02","longest_streak":1},{"threshold":"snow_ge_25cm","year":1965,"days":1,"first":"1965-05-25","last":"1965-05-25","longest_streak":1},{"threshold":"snow_ge_25cm","year":1967,"days":1,"first":"1967-04-13","last":"1967-04-13","longest_streak":1},{"threshold":"snow_ge_25cm","year":1969,"days":1,"first":"1969-10-11","last":"1969-10-11","longest_streak":1},{"threshold":"snow_ge_25cm","year":1970,"days":1,"first":"1970-03-30","last":"1970-03-30","longest_streak":1},{"threshold":"snow_ge_25cm","year":1973,"days":1,"first":"1973-11-03","last":"1973-11-03","longest_streak":1},{"threshold":"snow_ge_25cm","year":1974,"days":1,"first":"1974-03-22","last":"1974-03-22","longest_streak":1},{"threshold":"snow_ge_25cm","year":1975,"days":1,"first":"1975-10-23","last":"1975-10-23","longest_streak":1},{"threshold":"snow_ge_50cm","year":1973,"days":1,"first":"1973-11-03","last":"1973-11-03","longest_streak":1}]}