{"title":"Phoenix: Tropical nights (min at or above 20 C), days by year","description":"Days by year for Tropical nights (min at or above 20 C) in Phoenix.","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/cities/phoenix/nights-above-20c/","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":"tmin_ge_20c","year":1934,"days":87,"first":"1934-05-11","last":"1934-10-10","longest_streak":59},{"threshold":"tmin_ge_20c","year":1938,"days":77,"first":"1938-05-15","last":"1938-09-29","longest_streak":37},{"threshold":"tmin_ge_20c","year":1941,"days":61,"first":"1941-06-14","last":"1941-09-18","longest_streak":24},{"threshold":"tmin_ge_20c","year":1942,"days":70,"first":"1942-06-23","last":"1942-09-21","longest_streak":55},{"threshold":"tmin_ge_20c","year":1943,"days":88,"first":"1943-05-26","last":"1943-10-28","longest_streak":40},{"threshold":"tmin_ge_20c","year":1944,"days":70,"first":"1944-05-29","last":"1944-10-13","longest_streak":30},{"threshold":"tmin_ge_20c","year":1948,"days":89,"first":"1948-06-11","last":"1948-10-17","longest_streak":48},{"threshold":"tmin_ge_20c","year":1949,"days":102,"first":"1949-05-26","last":"1949-10-03","longest_streak":41},{"threshold":"tmin_ge_20c","year":1950,"days":87,"first":"1950-04-08","last":"1950-10-14","longest_streak":37},{"threshold":"tmin_ge_20c","year":1951,"days":94,"first":"1951-05-20","last":"1951-10-02","longest_streak":62},{"threshold":"tmin_ge_20c","year":1952,"days":107,"first":"1952-05-07","last":"1952-10-03","longest_streak":72},{"threshold":"tmin_ge_20c","year":1953,"days":99,"first":"1953-05-24","last":"1953-10-04","longest_streak":63},{"threshold":"tmin_ge_20c","year":1954,"days":117,"first":"1954-05-14","last":"1954-10-09","longest_streak":72},{"threshold":"tmin_ge_20c","year":1955,"days":97,"first":"1955-05-07","last":"1955-10-03","longest_streak":71},{"threshold":"tmin_ge_20c","year":1956,"days":107,"first":"1956-05-09","last":"1956-10-01","longest_streak":28},{"threshold":"tmin_ge_20c","year":1957,"days":107,"first":"1957-05-06","last":"1957-10-11","longest_streak":73},{"threshold":"tmin_ge_20c","year":1958,"days":139,"first":"1958-05-07","last":"1958-10-18","longest_streak":92},{"threshold":"tmin_ge_20c","year":1959,"days":112,"first":"1959-04-25","last":"1959-10-18","longest_streak":99},{"threshold":"tmin_ge_20c","year":1960,"days":124,"first":"1960-05-11","last":"1960-10-03","longest_streak":113},{"threshold":"tmin_ge_20c","year":1961,"days":93,"first":"1961-06-14","last":"1961-10-14","longest_streak":59},{"threshold":"tmin_ge_20c","year":1962,"days":89,"first":"1962-06-23","last":"1962-09-25","longest_streak":60},{"threshold":"tmin_ge_20c","year":1963,"days":103,"first":"1963-05-07","last":"1963-10-11","longest_streak":81},{"threshold":"tmin_ge_20c","year":1964,"days":86,"first":"1964-05-25","last":"1964-09-26","longest_streak":64},{"threshold":"tmin_ge_20c","year":1965,"days":76,"first":"1965-06-11","last":"1965-10-21","longest_streak":55},{"threshold":"tmin_ge_20c","year":1966,"days":115,"first":"1966-05-03","last":"1966-10-02","longest_streak":81},{"threshold":"tmin_ge_20c","year":1967,"days":112,"first":"1967-05-18","last":"1967-10-05","longest_streak":88},{"threshold":"tmin_ge_20c","year":1968,"days":89,"first":"1968-05-29","last":"1968-09-15","longest_streak":44},{"threshold":"tmin_ge_20c","year":1969,"days":113,"first":"1969-05-13","last":"1969-10-02","longest_streak":91},{"threshold":"tmin_ge_20c","year":1970,"days":109,"first":"1970-05-15","last":"1970-09-19","longest_streak":79},{"threshold":"tmin_ge_20c","year":1971,"days":105,"first":"1971-05-12","last":"1971-10-10","longest_streak":98},{"threshold":"tmin_ge_20c","year":1972,"days":136,"first":"1972-04-11","last":"1972-10-17","longest_streak":115},{"threshold":"tmin_ge_20c","year":1973,"days":117,"first":"1973-05-13","last":"1973-10-17","longest_streak":76},{"threshold":"tmin_ge_20c","year":1974,"days":136,"first":"1974-04-24","last":"1974-10-21","longest_streak":117},{"threshold":"tmin_ge_20c","year":1975,"days":118,"first":"1975-05-16","last":"1975-10-03","longest_streak":92},{"threshold":"tmin_ge_20c","year":1976,"days":129,"first":"1976-05-01","last":"1976-10-02","longest_streak":96},{"threshold":"tmin_ge_20c","year":1977,"days":145,"first":"1977-04-23","last":"1977-10-19","longest_streak":111},{"threshold":"tmin_ge_20c","year":1978,"days":132,"first":"1978-05-15","last":"1978-10-14","longest_streak":104},{"threshold":"tmin_ge_20c","year":1979,"days":139,"first":"1979-05-15","last":"1979-10-09","longest_streak":112},{"threshold":"tmin_ge_20c","year":1980,"days":138,"first":"1980-04-20","last":"1980-10-14","longest_streak":97},{"threshold":"tmin_ge_20c","year":1981,"days":156,"first":"1981-04-12","last":"1981-10-11","longest_streak":133},{"threshold":"tmin_ge_20c","year":1982,"days":137,"first":"1982-04-12","last":"1982-10-26","longest_streak":97},{"threshold":"tmin_ge_20c","year":1983,"days":142,"first":"1983-05-22","last":"1983-10-26","longest_streak":117},{"threshold":"tmin_ge_20c","year":1984,"days":156,"first":"1984-04-16","last":"1984-10-12","longest_streak":146},{"threshold":"tmin_ge_20c","year":1985,"days":153,"first":"1985-04-08","last":"1985-10-28","longest_streak":120},{"threshold":"tmin_ge_20c","year":1986,"days":148,"first":"19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