{"title":"Clifton: threshold days by year","description":"Days at or beyond each fixed threshold at Clifton, 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/CA008200900/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":1975,"days":3,"first":"1975-07-15","last":"1975-08-11","longest_streak":1},{"threshold":"tmax_le_0c","year":1974,"days":59,"first":"1974-01-02","last":"1974-12-28","longest_streak":12},{"threshold":"tmax_le_0c","year":1975,"days":56,"first":"1975-01-02","last":"1975-12-29","longest_streak":15},{"threshold":"tmax_le_0c","year":1979,"days":49,"first":"1979-01-04","last":"1979-12-31","longest_streak":12},{"threshold":"tmin_le_0c","year":1974,"days":183,"first":"1974-01-01","last":"1974-12-30","longest_streak":17},{"threshold":"tmin_le_0c","year":1975,"days":180,"first":"1975-01-02","last":"1975-12-30","longest_streak":48},{"threshold":"tmin_le_0c","year":1976,"days":151,"first":"1976-01-03","last":"1976-12-31","longest_streak":66},{"threshold":"tmin_le_0c","year":1979,"days":136,"first":"1979-01-01","last":"1979-12-31","longest_streak":18},{"threshold":"tmin_le_0c","year":1981,"days":142,"first":"1981-01-05","last":"1981-12-31","longest_streak":25},{"threshold":"tmin_le_m10c","year":1974,"days":61,"first":"1974-01-02","last":"1974-12-29","longest_streak":17},{"threshold":"tmin_le_m10c","year":1975,"days":58,"first":"1975-01-03","last":"1975-12-30","longest_streak":12},{"threshold":"tmin_le_m10c","year":1976,"days":48,"first":"1976-01-05","last":"1976-12-29","longest_streak":6},{"threshold":"tmin_le_m10c","year":1979,"days":37,"first":"1979-01-04","last":"1979-12-21","longest_streak":12},{"threshold":"tmin_le_m10c","year":1981,"days":32,"first":"1981-01-05","last":"1981-12-21","longest_streak":8},{"threshold":"tmin_le_m20c","year":1974,"days":8,"first":"1974-01-10","last":"1974-02-15","longest_streak":2},{"threshold":"tmin_le_m20c","year":1975,"days":14,"first":"1975-01-18","last":"1975-12-21","longest_streak":2},{"threshold":"tmin_le_m20c","year":1976,"days":8,"first":"1976-01-11","last":"1976-12-10","longest_streak":2},{"threshold":"tmin_le_m20c","year":1979,"days":10,"first":"1979-01-13","last":"1979-02-19","longest_streak":9},{"threshold":"tmin_le_m20c","year":1981,"days":6,"first":"1981-01-05","last":"1981-02-06","longest_streak":2},{"threshold":"tmin_le_m30c","year":1981,"days":1,"first":"1981-01-05","last":"1981-01-05","longest_streak":1},{"threshold":"tmin_ge_20c","year":1976,"days":1,"first":"1976-08-10","last":"1976-08-10","longest_streak":1},{"threshold":"tmin_ge_20c","year":1979,"days":3,"first":"1979-07-28","last":"1979-08-03","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1949,"days":40,"first":"1949-01-06","last":"1949-12-26","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1950,"days":38,"first":"1950-01-03","last":"1950-12-29","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1951,"days":55,"first":"1951-01-04","last":"1951-12-29","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1952,"days":42,"first":"1952-01-05","last":"1952-12-27","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1954,"days":51,"first":"1954-01-03","last":"1954-12-30","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1955,"days":35,"first":"1955-01-07","last":"1955-12-24","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1956,"days":50,"first":"1956-01-05","last":"1956-12-29","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1957,"days":44,"first":"1957-01-08","last":"1957-12-27","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1958,"days":41,"first":"1958-01-02","last":"1958-12-18","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1959,"days":52,"first":"1959-01-04","last":"1959-12-29","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1965,"days":26,"first":"1965-01-09","last":"1965-12-25","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1966,"days":40,"first":"1966-01-28","last":"1966-12-29","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1967,"days":46,"first":"1967-01-04","last":"1967-12-29","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1968,"days":37,"first":"1968-01-04","last":"1968-12-28","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1969,"days":36,"first":"1969-01-01","last":"1969-12-22","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1970,"days":37,"first":"1970-01-26","last":"1970-12-26","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1971,"days":38,"first":"1971-01-23","last":"1971-12-30","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1972,"days":49,"first":"1972-01-02","last":"1972-12-31","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1973,"days":44,"first":"1973-01-04","last":"1973-12-26","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1974,"days":38,"first":"1974-01-23","last":"1974-12-17","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1975,"days":42,"first":"1975-01-02","last":"1975-12-31","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1976,"days":40,"first":"1976-01-07","last":"1976-12-29","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1978,"days":41,"first":"1978-01-09","last":"1978-12-27","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1979,"days":51,"first":"1979-01-03","last":"1979-12-27","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1980,"days":36,"first":"1980-01-12","last":"1980-12-16","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1981,"days":46,"first":"1981-01-04","last":"1981-12-29","longest_streak":3},{"threshold":"prcp_ge_25mm","year":1949,"days":7,"first":"1949-02-26","last":"1949-11-14","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1950,"days":8,"first":"1950-01-06","last":"1950-12-18","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1951,"days":9,"first":"1951-02-01","last":"1951-11-03","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1952,"days":11,"first":"1952-01-05","last":"1952-10-02","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1954,"days":11,"first":"1954-01-03","last":"1954-12-29","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1955,"days":9,"first":"1955-02-11","last":"1955-11-11","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1956,"days":13,"first":"1956-01-05","last":"1956-11-18","longest_streak":3},{"threshold":"prcp_ge_25mm","year":1957,"days":10,"first":"1957-01-23","last":"1957-12-09","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1958,"days":10,"first":"1958-01-07","last":"1958-12-05","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1959,"days":16,"first":"1959-01-16","last":"1959-12-07","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1965,"days":6,"first":"1965-02-22","last":"1965-11-17","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1966,"days":9,"first":"1966-03-31","last":"1966-12-29","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1967,"days":14,"first":"1967-02-07","last":"1967-12-22","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1968,"days":8,"first":"1968-03-01","last":"1968-12-23","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1969,"days":6,"first":"1969-01-07","last":"1969-12-22","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1970,"days":13,"first":"1970-02-04","last":"1970-12-24","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1971,"days":10,"first":"1971-02-08","last":"1971-11-25","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1972,"days":11,"first":"1972-02-14","last":"1972-11-26","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1973,"days":6,"first":"1973-03-04","last":"1973-12-06","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1974,"days":8,"first":"1974-01-29","last":"1974-11-25","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1975,"days":16,"first":"1975-01-07","last":"1975-12-31","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1976,"days":9,"first":"1976-01-17","last":"1976-12-26","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1978,"days":8,"first":"1978-01-14","last":"1978-11-29","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1979,"days":18,"first":"1979-01-14","last":"1979-12-27","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1980,"days":8,"first":"1980-03-08","last":"1980-12-03","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1981,"days":13,"first":"1981-01-04","last":"1981-12-15","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1949,"days":1,"first":"1949-08-19","last":"1949-08-19","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1950,"days":2,"first":"1950-08-21","last":"1950-11-28","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1951,"days":2,"first":"1951-05-29","last":"1951-09-16","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1954,"days":1,"first":"1954-01-03","last":"1954-01-03","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1955,"days":1,"first":"1955-07-16","last":"1955-07-16","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1956,"days":1,"first":"1956-01-05","last":"1956-01-05","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1959,"days":2,"first":"1959-06-13","last":"1959-10-26","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1967,"days":1,"first":"1967-10-10","last":"1967-10-10","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1968,"days":1,"first":"1968-10-04","last":"1968-10-04","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1970,"days":2,"first":"1970-07-11","last":"1970-12-24","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1971,"days":3,"first":"1971-02-13","last":"1971-08-15","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1972,"days":1,"first":"1972-07-27","last":"1972-07-27","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1975,"days":2,"first":"1975-07-28","last":"1975-12-22","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1976,"days":1,"first":"1976-10-13","last":"1976-10-13","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1978,"days":2,"first":"1978-01-14","last":"1978-10-14","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1979,"days":1,"first":"1979-07-17","last":"1979-07-17","longest_streak":1},{"threshold":"prcp_ge_100mm","year":1971,"days":1,"first":"1971-08-15","last":"1971-08-15","longest_streak":1},{"threshold":"snow_ge_10cm","year":1949,"days":4,"first":"1949-01-22","last":"1949-02-26","longest_streak":1},{"threshold":"snow_ge_10cm","year":1950,"days":6,"first":"1950-01-06","last":"1950-12-25","longest_streak":1},{"threshold":"snow_ge_10cm","year":1951,"days":7,"first":"1951-01-08","last":"1951-12-26","longest_streak":1},{"threshold":"snow_ge_10cm","year":1952,"days":10,"first":"1952-01-05","last":"1952-12-27","longest_streak":2},{"threshold":"snow_ge_10cm","year":1954,"days":10,"first":"1954-01-17","last":"1954-11-29","longest_streak":2},{"threshold":"snow_ge_10cm","year":1955,"days":8,"first":"1955-01-17","last":"1955-12-24","longest_streak":1},{"threshold":"snow_ge_10cm","year":1956,"days":15,"first":"1956-01-23","last":"1956-12-22","longest_streak":1},{"threshold":"snow_ge_10cm","year":1957,"days":9,"first":"1957-01-08","last":"1957-04-13","longest_streak":1},{"threshold":"snow_ge_10cm","year":1958,"days":6,"first":"1958-02-13","last":"1958-12-18","longest_streak":1},{"threshold":"snow_ge_10cm","year":1959,"days":6,"first":"1959-01-04","last":"1959-12-29","longest_streak":1},{"threshold":"snow_ge_10cm","year":1960,"days":6,"first":"1960-01-19","last":"1960-12-12","longest_streak":2},{"threshold":"snow_ge_10cm","year":1965,"days":4,"first":"1965-01-16","last":"1965-02-22","longest_streak":1},{"threshold":"snow_ge_10cm","year":1966,"days":5,"first":"1966-01-28","last":"1966-05-08","longest_streak":1},{"threshold":"snow_ge_10cm","year":1967,"days":11,"first":"1967-01-04","last":"1967-12-23","longest_streak":2},{"threshold":"snow_ge_10cm","year":1968,"days":6,"first":"1968-01-04","last":"1968-12-08","longest_streak":3},{"threshold":"snow_ge_10cm","year":1969,"days":4,"first":"1969-01-02","last":"1969-12-15","longest_streak":1},{"threshold":"snow_ge_10cm","year":1970,"days":7,"first":"1970-01-26","last":"1970-12-26","longest_streak":1},{"threshold":"snow_ge_10cm","year":1971,"days":9,"first":"1971-01-23","last":"1971-12-30","longest_streak":2},{"threshold":"snow_ge_10cm","year":1972,"days":10,"first":"1972-01-04","last":"1972-12-10","longest_streak":1},{"threshold":"snow_ge_10cm","year":1973,"days":4,"first":"1973-01-04","last":"1973-03-15","longest_streak":1},{"threshold":"snow_ge_10cm","year":1974,"days":8,"first":"1974-02-05","last":"1974-04-09","longest_streak":2},{"threshold":"snow_ge_10cm","year":1975,"days":9,"first":"1975-01-02","last":"1975-12-31","longest_streak":1},{"threshold":"snow_ge_10cm","year":1976,"days":5,"first":"1976-02-17","last":"1976-12-16","longest_streak":1},{"threshold":"snow_ge_10cm","year":1978,"days":13,"first":"1978-01-13","last":"1978-12-27","longest_streak":2},{"threshold":"snow_ge_10cm","year":1979,"days":1,"first":"1979-01-14","last":"1979-01-14","longest_streak":1},{"threshold":"snow_ge_10cm","year":1980,"days":3,"first":"1980-01-24","last":"1980-12-16","longest_streak":1},{"threshold":"snow_ge_10cm","year":1981,"days":10,"first":"1981-01-04","last":"1981-12-27","longest_streak":3},{"threshold":"snow_ge_25cm","year":1949,"days":1,"first":"1949-02-26","last":"1949-02-26","longest_streak":1},{"threshold":"snow_ge_25cm","year":1950,"days":1,"first":"1950-01-06","last":"1950-01-06","longest_streak":1},{"threshold":"snow_ge_25cm","year":1952,"days":1,"first":"1952-01-05","last":"1952-01-05","longest_streak":1},{"threshold":"snow_ge_25cm","year":1954,"days":1,"first":"1954-01-17","last":"1954-01-17","longest_streak":1},{"threshold":"snow_ge_25cm","year":1956,"days":2,"first":"1956-02-07","last":"1956-03-16","longest_streak":1},{"threshold":"snow_ge_25cm","year":1959,"days":1,"first":"1959-02-15","last":"1959-02-15","longest_streak":1},{"threshold":"snow_ge_25cm","year":1965,"days":1,"first":"1965-02-22","last":"1965-02-22","longest_streak":1},{"threshold":"snow_ge_25cm","year":1967,"days":1,"first":"1967-02-07","last":"1967-02-07","longest_streak":1},{"threshold":"snow_ge_25cm","year":1970,"days":2,"first":"1970-12-06","last":"1970-12-24","longest_streak":1},{"threshold":"snow_ge_25cm","year":1971,"days":1,"first":"1971-03-27","last":"1971-03-27","longest_streak":1},{"threshold":"snow_ge_25cm","year":1974,"days":1,"first":"1974-02-17","last":"1974-02-17","longest_streak":1},{"threshold":"snow_ge_25cm","year":1975,"days":1,"first":"1975-02-06","last":"1975-02-06","longest_streak":1},{"threshold":"snow_ge_25cm","year":1981,"days":1,"first":"1981-01-04","last":"1981-01-04","longest_streak":1},{"threshold":"snow_ge_50cm","year":1970,"days":1,"first":"1970-12-24","last":"1970-12-24","longest_streak":1}]}