{"title":"Washington, D.C.: Days with 25 cm or more snowfall, days by year","description":"Days by year for Days with 25 cm or more snowfall 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-25cm-snow/","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":"snow_ge_25cm","year":1957,"days":1,"first":"1957-12-04","last":"1957-12-04","longest_streak":1},{"threshold":"snow_ge_25cm","year":1958,"days":1,"first":"1958-02-15","last":"1958-02-15","longest_streak":1},{"threshold":"snow_ge_25cm","year":1966,"days":1,"first":"1966-01-29","last":"1966-01-29","longest_streak":1},{"threshold":"snow_ge_25cm","year":1979,"days":1,"first":"1979-02-19","last":"1979-02-19","longest_streak":1},{"threshold":"snow_ge_25cm","year":1983,"days":1,"first":"1983-02-11","last":"1983-02-11","longest_streak":1},{"threshold":"snow_ge_25cm","year":1987,"days":2,"first":"1987-01-22","last":"1987-11-11","longest_streak":1},{"threshold":"snow_ge_25cm","year":1996,"days":1,"first":"1996-01-07","last":"1996-01-07","longest_streak":1},{"threshold":"snow_ge_25cm","year":2003,"days":1,"first":"2003-02-16","last":"2003-02-16","longest_streak":1},{"threshold":"snow_ge_25cm","year":2009,"days":1,"first":"2009-12-19","last":"2009-12-19","longest_streak":1},{"threshold":"snow_ge_25cm","year":2016,"days":1,"first":"2016-01-23","last":"2016-01-23","longest_streak":1}]}