{"title":"Washington, D.C.: Days with 50 mm or more rain, days by year","description":"Days by year for Days with 50 mm or more rain in Washington, D.C..","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/washington-dc/days-over-50mm-rain/","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_50mm","year":1942,"days":3,"first":"1942-06-26","last":"1942-10-15","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1943,"days":1,"first":"1943-11-08","last":"1943-11-08","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1944,"days":2,"first":"1944-08-02","last":"1944-09-13","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1945,"days":1,"first":"1945-07-17","last":"1945-07-17","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1946,"days":1,"first":"1946-08-06","last":"1946-08-06","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1947,"days":1,"first":"1947-06-07","last":"1947-06-07","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1948,"days":2,"first":"1948-05-13","last":"1948-08-01","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1950,"days":3,"first":"1950-08-19","last":"1950-09-10","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1951,"days":2,"first":"1951-06-10","last":"1951-07-28","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1952,"days":3,"first":"1952-07-09","last":"1952-11-21","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1953,"days":4,"first":"1953-05-05","last":"1953-10-29","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1955,"days":3,"first":"1955-08-12","last":"1955-10-14","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1958,"days":3,"first":"1958-03-19","last":"1958-08-25","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1959,"days":1,"first":"1959-06-02","last":"1959-06-02","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1960,"days":1,"first":"1960-09-12","last":"1960-09-12","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1961,"days":1,"first":"1961-08-23","last":"1961-08-23","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1963,"days":4,"first":"1963-06-03","last":"1963-11-06","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1966,"days":2,"first":"1966-09-14","last":"1966-10-19","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1967,"days":2,"first":"1967-07-02","last":"1967-08-24","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1968,"days":1,"first":"1968-06-12","last":"1968-06-12","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1969,"days":4,"first":"1969-07-22","last":"1969-09-08","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1970,"days":3,"first":"1970-04-14","last":"1970-11-04","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1971,"days":3,"first":"1971-08-27","last":"1971-10-25","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1972,"days":2,"first":"1972-06-21","last":"1972-10-28","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1973,"days":1,"first":"1973-08-20","last":"1973-08-20","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1975,"days":4,"first":"1975-05-22","last":"1975-09-26","longest_streak":2},{"threshold":"prcp_ge_50mm","year":1976,"days":1,"first":"1976-09-16","last":"1976-09-16","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1977,"days":1,"first":"1977-12-18","last":"1977-12-18","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1978,"days":2,"first":"1978-03-26","last":"1978-08-30","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1979,"days":2,"first":"1979-09-05","last":"1979-09-21","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1983,"days":1,"first":"1983-06-28","last":"1983-06-28","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1985,"days":2,"first":"1985-09-10","last":"1985-09-27","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1986,"days":1,"first":"1986-12-24","last":"1986-12-24","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1987,"days":1,"first":"1987-09-12","last":"1987-09-12","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1989,"days":1,"first":"1989-05-05","last":"1989-05-05","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1990,"days":1,"first":"1990-06-09","last":"1990-06-09","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1993,"days":2,"first":"1993-03-13","last":"1993-11-28","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1995,"days":3,"first":"1995-03-08","last":"1995-10-14","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1996,"days":1,"first":"1996-11-08","last":"1996-11-08","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1997,"days":3,"first":"1997-05-25","last":"1997-11-07","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1998,"days":1,"first":"1998-02-04","last":"1998-02-04","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1999,"days":2,"first":"1999-08-26","last":"1999-09-16","longest_streak":1},{"threshold":"prcp_ge_50mm","year":2003,"days":3,"first":"2003-02-16","last":"2003-09-18","longest_streak":1},{"threshold":"prcp_ge_50mm","year":2004,"days":5,"first":"2004-07-04","last":"2004-11-12","longest_streak":1},{"threshold":"prcp_ge_50mm","year":2005,"days":4,"first":"2005-05-20","last":"2005-10-08","longest_streak":2},{"threshold":"prcp_ge_50mm","year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