{"title":"Boston: Days with min at or above 25 C, days by year","description":"Days by year for Days with min at or above 25 C in Boston.","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/boston/nights-above-25c/","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_25c","year":1948,"days":1,"first":"1948-08-28","last":"1948-08-28","longest_streak":1},{"threshold":"tmin_ge_25c","year":1949,"days":2,"first":"1949-07-28","last":"1949-08-10","longest_streak":1},{"threshold":"tmin_ge_25c","year":1952,"days":1,"first":"1952-07-19","last":"1952-07-19","longest_streak":1},{"threshold":"tmin_ge_25c","year":1953,"days":1,"first":"1953-08-31","last":"1953-08-31","longest_streak":1},{"threshold":"tmin_ge_25c","year":1963,"days":1,"first":"1963-07-28","last":"1963-07-28","longest_streak":1},{"threshold":"tmin_ge_25c","year":1969,"days":1,"first":"1969-07-18","last":"1969-07-18","longest_streak":1},{"threshold":"tmin_ge_25c","year":1973,"days":1,"first":"1973-08-30","last":"1973-08-30","longest_streak":1},{"threshold":"tmin_ge_25c","year":1975,"days":2,"first":"1975-08-01","last":"1975-08-02","longest_streak":2},{"threshold":"tmin_ge_25c","year":1977,"days":1,"first":"1977-07-20","last":"1977-07-20","longest_streak":1},{"threshold":"tmin_ge_25c","year":1984,"days":2,"first":"1984-06-09","last":"1984-06-10","longest_streak":2},{"threshold":"tmin_ge_25c","year":1988,"days":2,"first":"1988-08-11","last":"1988-08-12","longest_streak":2},{"threshold":"tmin_ge_25c","year":1991,"days":3,"first":"1991-07-19","last":"1991-07-21","longest_streak":3},{"threshold":"tmin_ge_25c","year":1993,"days":2,"first":"1993-07-12","last":"1993-08-27","longest_streak":1},{"threshold":"tmin_ge_25c","year":1999,"days":1,"first":"1999-07-05","last":"1999-07-05","longest_streak":1},{"threshold":"tmin_ge_25c","year":2001,"days":2,"first":"2001-07-25","last":"2001-08-09","longest_streak":1},{"threshold":"tmin_ge_25c","year":2002,"days":4,"first":"2002-07-03","last":"2002-08-17","longest_streak":2},{"threshold":"tmin_ge_25c","year":2003,"days":1,"first":"2003-07-06","last":"2003-07-06","longest_streak":1},{"threshold":"tmin_ge_25c","year":2006,"days":2,"first":"2006-08-01","last":"2006-08-02","longest_streak":2},{"threshold":"tmin_ge_25c","year":2008,"days":1,"first":"2008-06-08","last":"2008-06-08","longest_streak":1},{"threshold":"tmin_ge_25c","year":2010,"days":2,"first":"2010-07-05","last":"2010-09-01","longest_streak":1},{"threshold":"tmin_ge_25c","year":2011,"days":2,"first":"2011-07-12","last":"2011-07-22","longest_streak":1},{"threshold":"tmin_ge_25c","year":2012,"days":1,"first":"2012-06-21","last":"2012-06-21","longest_streak":1},{"threshold":"tmin_ge_25c","year":2013,"days":4,"first":"2013-07-05","last":"2013-07-20","longest_streak":2},{"threshold":"tmin_ge_25c","year":2016,"days":1,"first":"2016-08-12","last":"2016-08-12","longest_streak":1},{"threshold":"tmin_ge_25c","year":2018,"days":3,"first":"2018-08-03","last":"2018-08-29","longest_streak":1},{"threshold":"tmin_ge_25c","year":2019,"days":2,"first":"2019-07-20","last":"2019-07-21","longest_streak":2},{"threshold":"tmin_ge_25c","year":2020,"days":1,"first":"2020-07-28","last":"2020-07-28","longest_streak":1},{"threshold":"tmin_ge_25c","year":2021,"days":2,"first":"2021-06-29","last":"2021-08-14","longest_streak":1},{"threshold":"tmin_ge_25c","year":2022,"days":3,"first":"2022-07-25","last":"2022-08-08","longest_streak":2},{"threshold":"tmin_ge_25c","year":2025,"days":2,"first":"2025-06-24","last":"2025-06-25","longest_streak":2},{"threshold":"tmin_ge_25c","year":2026,"days":2,"first":"2026-07-02","last":"2026-07-03","longest_streak":2}]}