{"title":"San Diego: threshold days by year","description":"Days at or beyond each fixed threshold at San Diego, 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/MXN00019101/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":"tmax_ge_30c","year":1999,"days":281,"first":"1999-01-02","last":"1999-12-31","longest_streak":50},{"threshold":"tmax_ge_30c","year":2000,"days":267,"first":"2000-01-02","last":"2000-12-12","longest_streak":86},{"threshold":"tmax_ge_30c","year":2001,"days":236,"first":"2001-01-14","last":"2001-12-23","longest_streak":50},{"threshold":"tmax_ge_30c","year":2002,"days":238,"first":"2002-01-09","last":"2002-12-29","longest_streak":73},{"threshold":"tmax_ge_30c","year":2004,"days":260,"first":"2004-01-04","last":"2004-12-30","longest_streak":194},{"threshold":"tmax_ge_30c","year":2005,"days":239,"first":"2005-01-01","last":"2005-12-31","longest_streak":74},{"threshold":"tmax_ge_30c","year":2008,"days":254,"first":"2008-01-05","last":"2008-12-27","longest_streak":99},{"threshold":"tmax_ge_30c","year":2009,"days":227,"first":"2009-01-02","last":"2009-11-14","longest_streak":129},{"threshold":"tmax_ge_30c","year":2010,"days":204,"first":"2010-01-19","last":"2010-12-31","longest_streak":47},{"threshold":"tmax_ge_30c","year":2011,"days":272,"first":"2011-01-06","last":"2011-12-31","longest_streak":101},{"threshold":"tmax_ge_35c","year":1999,"days":180,"first":"1999-01-22","last":"1999-11-06","longest_streak":41},{"threshold":"tmax_ge_35c","year":2000,"days":186,"first":"2000-01-26","last":"2000-10-05","longest_streak":64},{"threshold":"tmax_ge_35c","year":2001,"days":155,"first":"2001-02-16","last":"2001-10-24","longest_streak":23},{"threshold":"tmax_ge_35c","year":2002,"days":174,"first":"2002-01-23","last":"2002-10-09","longest_streak":56},{"threshold":"tmax_ge_35c","year":2004,"days":98,"first":"2004-04-09","last":"2004-11-06","longest_streak":15},{"threshold":"tmax_ge_35c","year":2005,"days":146,"first":"2005-02-15","last":"2005-12-27","longest_streak":33},{"threshold":"tmax_ge_35c","year":2008,"days":152,"first":"2008-02-15","last":"2008-10-21","longest_streak":44},{"threshold":"tmax_ge_35c","year":2009,"days":150,"first":"2009-02-10","last":"2009-10-15","longest_streak":64},{"threshold":"tmax_ge_35c","year":2010,"days":65,"first":"2010-03-31","last":"2010-12-30","longest_streak":23},{"threshold":"tmax_ge_35c","year":2011,"days":198,"first":"2011-02-20","last":"2011-11-20","longest_streak":49},{"threshold":"tmax_ge_40c","year":1999,"days":65,"first":"1999-04-04","last":"1999-10-16","longest_streak":13},{"threshold":"tmax_ge_40c","year":2000,"days":85,"first":"2000-03-29","last":"2000-09-25","longest_streak":19},{"threshold":"tmax_ge_40c","year":2001,"days":80,"first":"2001-04-03","last":"2001-09-14","longest_streak":20},{"threshold":"tmax_ge_40c","year":2002,"days":70,"first":"2002-03-15","last":"2002-09-08","longest_streak":14},{"threshold":"tmax_ge_40c","year":2004,"days":40,"first":"2004-06-16","last":"2004-08-28","longest_streak":9},{"threshold":"tmax_ge_40c","year":2005,"days":49,"first":"2005-04-28","last":"2005-09-29","longest_streak":15},{"threshold":"tmax_ge_40c","year":2008,"days":56,"first":"2008-03-14","last":"2008-09-13","longest_streak":8},{"threshold":"tmax_ge_40c","year":2009,"days":82,"first":"2009-03-30","last":"2009-08-27","longest_streak":31},{"threshold":"tmax_ge_40c","year":2010,"days":13,"first":"2010-08-09","last":"2010-09-01","longest_streak":7},{"threshold":"tmax_ge_40c","year":2011,"days":69,"first":"2011-02-26","last":"2011-09-28","longest_streak":11},{"threshold":"tmax_ge_45c","year":2000,"days":2,"first":"2000-05-11","last":"2000-05-15","longest_streak":1},{"threshold":"tmax_ge_45c","year":2001,"days":1,"first":"2001-06-13","last":"2001-06-13","longest_streak":1},{"threshold":"tmax_ge_45c","year":2002,"days":3,"first":"2002-05-01","last":"2002-06-18","longest_streak":2},{"threshold":"tmax_ge_45c","year":2011,"days":1,"first":"2011-05-27","last":"2011-05-27","longest_streak":1},{"threshold":"tmax_ge_90f","year":1999,"days":224,"first":"1999-01-08","last":"1999-12-31","longest_streak":42},{"threshold":"tmax_ge_90f","year":2000,"days":225,"first":"2000-01-02","last":"2000-11-25","longest_streak":64},{"threshold":"tmax_ge_90f","year":2001,"days":179,"first":"2001-01-29","last":"2001-11-16","longest_streak":44},{"threshold":"tmax_ge_90f","year":2002,"days":205,"first":"2002-01-23","last":"2002-11-10","longest_streak":56},{"threshold":"tmax_ge_90f","year":2004,"days":154,"first":"2004-03-10","last":"2004-11-29","longest_streak":18},{"threshold":"tmax_ge_90f","year":2005,"days":178,"first":"2005-01-05","last":"2005-12-27","longest_streak":54},{"threshold":"tmax_ge_90f","year":2008,"days":163,"first":"2008-02-15","last":"2008-11-11","longest_streak":44},{"threshold":"tmax_ge_90f","year":2009,"days":172,"first":"2009-02-10","last":"2009-10-15","longest_streak":64},{"threshold":"tmax_ge_90f","year":2010,"days":99,"first":"2010-03-31","last":"2010-12-31","longest_streak":24},{"threshold":"tmax_ge_90f","year":2011,"days":225,"first":"2011-02-18","last":"2011-11-21","longest_streak":92},{"threshold":"tmax_ge_100f","year":1999,"days":119,"first":"1999-03-03","last":"1999-11-06","longest_streak":24},{"threshold":"tmax_ge_100f","year":2000,"days":136,"first":"2000-02-13","last":"2000-09-25","longest_streak":49},{"threshold":"tmax_ge_100f","year":2001,"days":109,"first":"2001-02-25","last":"2001-09-19","longest_streak":22},{"threshold":"tmax_ge_100f","year":2002,"days":123,"first":"2002-03-09","last":"2002-10-07","longest_streak":22},{"threshold":"tmax_ge_100f","year":2004,"days":43,"first":"2004-06-05","last":"2004-08-28","longest_streak":9},{"threshold":"tmax_ge_100f","year":2005,"days":90,"first":"2005-04-19","last":"2005-09-30","longest_streak":27},{"threshold":"tmax_ge_100f","year":2008,"days":66,"first":"2008-03-14","last":"2008-09-13","longest_streak":9},{"threshold":"tmax_ge_100f","year":2009,"days":98,"first":"2009-03-30","last":"2009-09-21","longest_streak":48},{"threshold":"tmax_ge_100f","year":2010,"days":21,"first":"2010-08-02","last":"2010-09-06","longest_streak":7},{"threshold":"tmax_ge_100f","year":2011,"days":124,"first":"2011-02-26","last":"2011-10-07","longest_streak":22},{"threshold":"tmax_ge_110f","year":1999,"days":1,"first":"1999-04-23","last":"1999-04-23","longest_streak":1},{"threshold":"tmax_ge_110f","year":2000,"days":3,"first":"2000-05-11","last":"2000-07-15","longest_streak":1},{"threshold":"tmax_ge_110f","year":2001,"days":3,"first":"2001-06-13","last":"2001-08-14","longest_streak":1},{"threshold":"tmax_ge_110f","year":2002,"days":4,"first":"2002-05-01","last":"2002-06-18","longest_streak":2},{"threshold":"tmax_ge_110f","year":2011,"days":1,"first":"2011-05-27","last":"2011-05-27","longest_streak":1},{"threshold":"tmin_le_0c","year":1999,"days":4,"first":"1999-01-11","last":"1999-12-16","longest_streak":2},{"threshold":"tmin_le_0c","year":2000,"days":3,"first":"2000-12-19","last":"2000-12-31","longest_streak":2},{"threshold":"tmin_le_0c","year":2001,"days":5,"first":"2001-01-20","last":"2001-12-28","longest_streak":3},{"threshold":"tmin_le_0c","year":2004,"days":3,"first":"2004-12-24","last":"2004-12-26","longest_streak":3},{"threshold":"tmin_le_0c","year":2011,"days":7,"first":"2011-02-02","last":"2011-12-08","longest_streak":4},{"threshold":"tmin_ge_20c","year":1999,"days":157,"first":"1999-03-24","last":"1999-10-05","longest_streak":47},{"threshold":"tmin_ge_20c","year":2000,"days":156,"first":"2000-03-30","last":"2000-11-06","longest_streak":89},{"threshold":"tmin_ge_20c","year":2001,"days":141,"first":"2001-04-04","last":"2001-10-25","longest_streak":47},{"threshold":"tmin_ge_20c","year":2002,"days":165,"first":"2002-03-30","last":"2002-10-29","longest_streak":119},{"threshold":"tmin_ge_20c","year":2004,"days":106,"first":"2004-03-20","last":"2004-09-30","longest_streak":24},{"threshold":"tmin_ge_20c","year":2005,"days":170,"first":"2005-04-18","last":"2005-11-13","longest_streak":87},{"threshold":"tmin_ge_20c","year":2011,"days":161,"first":"2011-03-27","last":"2011-11-08","longest_streak":113},{"threshold":"tmin_ge_25c","year":1999,"days":3,"first":"1999-06-05","last":"1999-06-27","longest_streak":1},{"threshold":"tmin_ge_25c","year":2000,"days":4,"first":"2000-06-18","last":"2000-09-23","longest_streak":1},{"threshold":"tmin_ge_25c","year":2001,"days":4,"first":"2001-06-14","last":"2001-08-16","longest_streak":1},{"threshold":"tmin_ge_25c","year":2002,"days":4,"first":"2002-03-30","last":"2002-06-12","longest_streak":2},{"threshold":"tmin_ge_25c","year":2004,"days":2,"first":"2004-06-06","last":"2004-07-19","longest_streak":1},{"threshold":"tmin_ge_25c","year":2005,"days":6,"first":"2005-06-10","last":"2005-07-15","longest_streak":2},{"threshold":"tmin_ge_25c","year":2011,"days":22,"first":"2011-06-16","last":"2011-09-03","longest_streak":5},{"threshold":"prcp_ge_10mm","year":1979,"days":8,"first":"1979-03-19","last":"1979-12-03","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1999,"days":8,"first":"1999-05-01","last":"1999-12-23","longest_streak":1},{"threshold":"prcp_ge_10mm","year":2000,"days":6,"first":"2000-06-01","last":"2000-12-03","longest_streak":2},{"threshold":"prcp_ge_10mm","year":2001,"days":18,"first":"2001-03-25","last":"2001-11-02","longest_streak":3},{"threshold":"prcp_ge_10mm","year":2002,"days":21,"first":"2002-04-09","last":"2002-10-30","longest_streak":2},{"threshold":"prcp_ge_10mm","year":2004,"days":16,"first":"2004-01-22","last":"2004-09-06","longest_streak":4},{"threshold":"prcp_ge_10mm","year":2005,"days":30,"first":"2005-02-09","last":"2005-11-17","longest_streak":4},{"threshold":"prcp_ge_10mm","year":2008,"days":26,"first":"2008-03-23","last":"2008-11-20","longest_streak":6},{"threshold":"prcp_ge_10mm","year":2009,"days":11,"first":"2009-04-19","last":"2009-11-24","longest_streak":2},{"threshold":"prcp_ge_10mm","year":2010,"days":28,"first":"2010-01-12","last":"2010-09-26","longest_streak":6},{"threshold":"prcp_ge_10mm","year":2011,"days":7,"first":"2011-01-15","last":"2011-12-10","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1979,"days":3,"first":"1979-04-19","last":"1979-09-08","longest_streak":1},{"threshold":"prcp_ge_25mm","year":2001,"days":9,"first":"2001-05-05","last":"2001-09-21","longest_streak":2},{"threshold":"prcp_ge_25mm","year":2002,"days":14,"first":"2002-06-28","last":"2002-10-30","longest_streak":2},{"threshold":"prcp_ge_25mm","year":2005,"days":11,"first":"2005-03-07","last":"2005-10-13","longest_streak":3},{"threshold":"prcp_ge_25mm","year":2008,"days":11,"first":"2008-04-26","last":"2008-11-20","longest_streak":2},{"threshold":"prcp_ge_25mm","year":2009,"days":5,"first":"2009-05-27","last":"2009-10-16","longest_streak":1},{"threshold":"prcp_ge_25mm","year":2010,"days":9,"first":"2010-04-11","last":"2010-09-26","longest_streak":2},{"threshold":"prcp_ge_25mm","year":2011,"days":2,"first":"2011-10-10","last":"2011-12-10","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1979,"days":1,"first":"1979-05-03","last":"1979-05-03","longest_streak":1},{"threshold":"prcp_ge_50mm","year":2001,"days":4,"first":"2001-05-05","last":"2001-09-09","longest_streak":2},{"threshold":"prcp_ge_50mm","year":2002,"days":3,"first":"2002-07-15","last":"2002-09-15","longest_streak":1},{"threshold":"prcp_ge_50mm","year":2005,"days":4,"first":"2005-07-20","last":"2005-10-13","longest_streak":2},{"threshold":"prcp_ge_50mm","year":2008,"days":6,"first":"2008-04-26","last":"2008-11-20","longest_streak":2},{"threshold":"prcp_ge_50mm","year":2009,"days":2,"first":"2009-09-09","last":"2009-09-22","longest_streak":1},{"threshold":"prcp_ge_50mm","year":2010,"days":4,"first":"2010-07-01","last":"2010-09-26","longest_streak":2},{"threshold":"prcp_ge_100mm","year":2001,"days":1,"first":"2001-09-08","last":"2001-09-08","longest_streak":1},{"threshold":"prcp_ge_100mm","year":2002,"days":2,"first":"2002-09-11","last":"2002-09-15","longest_streak":1},{"threshold":"prcp_ge_100mm","year":2005,"days":1,"first":"2005-07-20","last":"2005-07-20","longest_streak":1},{"threshold":"prcp_ge_100mm","year":2008,"days":2,"first":"2008-09-14","last":"2008-09-23","longest_streak":1},{"threshold":"prcp_ge_100mm","year":2010,"days":1,"first":"2010-07-01","last":"2010-07-01","longest_streak":1},{"threshold":"prcp_ge_200mm","year":2010,"days":1,"first":"2010-07-01","last":"2010-07-01","longest_streak":1}]}