{"title":"Grayson Lake: threshold days by year","description":"Days at or beyond each fixed threshold at Grayson Lake, 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/USC00153398/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":"prcp_ge_10mm","year":1970,"days":33,"first":"1970-02-09","last":"1970-12-22","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1971,"days":38,"first":"1971-01-05","last":"1971-12-07","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1972,"days":42,"first":"1972-01-02","last":"1972-12-22","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1973,"days":42,"first":"1973-01-04","last":"1973-12-21","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1974,"days":46,"first":"1974-01-04","last":"1974-12-25","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1975,"days":44,"first":"1975-01-01","last":"1975-12-26","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1976,"days":34,"first":"1976-01-08","last":"1976-12-07","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1977,"days":33,"first":"1977-01-10","last":"1977-12-06","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1978,"days":36,"first":"1978-01-09","last":"1978-12-31","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1979,"days":46,"first":"1979-01-02","last":"1979-12-24","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1980,"days":32,"first":"1980-01-04","last":"1980-11-24","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1981,"days":25,"first":"1981-02-02","last":"1981-12-23","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1982,"days":38,"first":"1982-01-04","last":"1982-12-16","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1983,"days":36,"first":"1983-01-22","last":"1983-12-22","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1984,"days":35,"first":"1984-01-24","last":"1984-12-25","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1986,"days":32,"first":"1986-01-20","last":"1986-12-24","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1987,"days":30,"first":"1987-01-19","last":"1987-12-26","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1989,"days":41,"first":"1989-01-06","last":"1989-12-31","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1990,"days":45,"first":"1990-01-20","last":"1990-12-31","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1991,"days":38,"first":"1991-01-07","last":"1991-12-24","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1992,"days":32,"first":"1992-01-04","last":"1992-12-17","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1993,"days":39,"first":"1993-01-05","last":"1993-12-30","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1994,"days":34,"first":"1994-01-04","last":"1994-12-17","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1995,"days":35,"first":"1995-01-07","last":"1995-12-19","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1996,"days":42,"first":"1996-01-03","last":"1996-12-24","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1997,"days":43,"first":"1997-01-26","last":"1997-12-25","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1998,"days":37,"first":"1998-01-06","last":"1998-12-13","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1999,"days":33,"first":"1999-01-08","last":"1999-12-14","longest_streak":2},{"threshold":"prcp_ge_10mm","year":2000,"days":36,"first":"2000-01-03","last":"2000-12-17","longest_streak":3},{"threshold":"prcp_ge_10mm","year":2001,"days":35,"first":"2001-01-19","last":"2001-12-09","longest_streak":4},{"threshold":"prcp_ge_10mm","year":2002,"days":47,"first":"2002-01-06","last":"2002-12-20","longest_streak":3},{"threshold":"prcp_ge_10mm","year":2003,"days":51,"first":"2003-01-02","last":"2003-12-24","longest_streak":3},{"threshold":"prcp_ge_10mm","year":2004,"days":41,"first":"2004-01-02","last":"2004-12-20","longest_streak":3},{"threshold":"prcp_ge_10mm","year":2005,"days":36,"first":"2005-01-05","last":"2005-12-29","longest_streak":2},{"threshold":"prcp_ge_10mm","year":2006,"days":43,"first":"2006-01-18","last":"2006-12-26","longest_streak":2},{"threshold":"prcp_ge_10mm","year":2007,"days":35,"first":"2007-01-08","last":"2007-12-31","longest_streak":2},{"threshold":"prcp_ge_10mm","year":2008,"days":36,"first":"2008-02-05","last":"2008-12-26","longest_streak":2},{"threshold":"prcp_ge_10mm","year":2009,"days":43,"first":"2009-01-07","last":"2009-12-21","longest_streak":3},{"threshold":"prcp_ge_10mm","year":2010,"days":33,"first":"2010-01-19","last":"2010-12-30","longest_streak":3},{"threshold":"prcp_ge_25mm","year":1970,"days":8,"first":"1970-02-15","last":"1970-12-22","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1971,"days":8,"first":"1971-05-06","last":"1971-09-08","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1972,"days":10,"first":"1972-02-13","last":"1972-12-09","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1973,"days":6,"first":"1973-03-21","last":"1973-11-28","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1974,"days":14,"first":"1974-01-10","last":"1974-12-01","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1975,"days":12,"first":"1975-03-13","last":"1975-10-18","longest_st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