{"title":"Niigata: threshold days by year","description":"Days at or beyond each fixed threshold at Niigata, 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/JAW00043318/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":1952,"days":17,"first":"1952-07-11","last":"1952-09-04","longest_streak":3},{"threshold":"tmax_ge_30c","year":1953,"days":20,"first":"1953-07-17","last":"1953-09-11","longest_streak":8},{"threshold":"tmax_ge_30c","year":1954,"days":31,"first":"1954-07-19","last":"1954-09-26","longest_streak":7},{"threshold":"tmax_ge_30c","year":1955,"days":39,"first":"1955-06-28","last":"1955-10-04","longest_streak":11},{"threshold":"tmax_ge_30c","year":1956,"days":22,"first":"1956-06-05","last":"1956-09-10","longest_streak":9},{"threshold":"tmax_ge_30c","year":2025,"days":58,"first":"2025-05-21","last":"2025-09-17","longest_streak":24},{"threshold":"tmax_ge_35c","year":1954,"days":3,"first":"1954-09-08","last":"1954-09-14","longest_streak":2},{"threshold":"tmax_ge_35c","year":1955,"days":3,"first":"1955-07-16","last":"1955-08-29","longest_streak":1},{"threshold":"tmax_ge_35c","year":1956,"days":1,"first":"1956-09-10","last":"1956-09-10","longest_streak":1},{"threshold":"tmax_ge_35c","year":2025,"days":2,"first":"2025-07-16","last":"2025-08-04","longest_streak":1},{"threshold":"tmax_ge_90f","year":1952,"days":3,"first":"1952-08-03","last":"1952-08-27","longest_streak":1},{"threshold":"tmax_ge_90f","year":1953,"days":8,"first":"1953-07-28","last":"1953-08-12","longest_streak":3},{"threshold":"tmax_ge_90f","year":1954,"days":15,"first":"1954-07-26","last":"1954-09-15","longest_streak":4},{"threshold":"tmax_ge_90f","year":1955,"days":23,"first":"1955-07-03","last":"1955-08-30","longest_streak":7},{"threshold":"tmax_ge_90f","year":1956,"days":6,"first":"1956-07-27","last":"1956-09-10","longest_streak":2},{"threshold":"tmax_ge_90f","year":2025,"days":18,"first":"2025-06-21","last":"2025-08-26","longest_streak":3},{"threshold":"tmax_le_0c","year":1952,"days":4,"first":"1952-02-03","last":"1952-02-12","longest_streak":3},{"threshold":"tmax_le_0c","year":1953,"days":2,"first":"1953-02-01","last":"1953-02-19","longest_streak":1},{"threshold":"tmax_le_0c","year":1954,"days":2,"first":"1954-01-29","last":"1954-01-30","longest_streak":2},{"threshold":"tmax_le_0c","year":1955,"days":1,"first":"1955-02-12","last":"1955-02-12","longest_streak":1},{"threshold":"tmax_le_0c","year":1956,"days":4,"first":"1956-01-09","last":"1956-02-25","longest_streak":1},{"threshold":"tmin_le_0c","year":1952,"days":69,"first":"1952-01-06","last":"1952-12-30","longest_streak":21},{"threshold":"tmin_le_0c","year":1953,"days":61,"first":"1953-01-01","last":"1953-12-31","longest_streak":21},{"threshold":"tmin_le_0c","year":1954,"days":49,"first":"1954-01-01","last":"1954-12-29","longest_streak":15},{"threshold":"tmin_le_0c","year":1955,"days":47,"first":"1955-01-01","last":"1955-12-18","longest_streak":9},{"threshold":"tmin_le_0c","year":1956,"days":77,"first":"1956-01-03","last":"1956-12-31","longest_streak":23},{"threshold":"tmin_le_0c","year":2025,"days":32,"first":"2025-01-02","last":"2025-12-31","longest_streak":7},{"threshold":"tmin_ge_20c","year":1952,"days":62,"first":"1952-06-30","last":"1952-09-12","longest_streak":23},{"threshold":"tmin_ge_20c","year":1953,"days":50,"first":"1953-06-25","last":"1953-09-15","longest_streak":39},{"threshold":"tmin_ge_20c","year":1954,"days":54,"first":"1954-07-04","last":"1954-09-24","longest_streak":19},{"threshold":"tmin_ge_20c","year":1955,"days":64,"first":"1955-06-19","last":"1955-09-30","longest_streak":36},{"threshold":"tmin_ge_20c","year":1956,"days":47,"first":"1956-06-05","last":"1956-10-02","longest_streak":23},{"threshold":"tmin_ge_20c","year":2025,"days":92,"first":"2025-06-10","last":"2025-10-05","longest_streak":43},{"threshold":"tmin_ge_25c","year":1952,"days":3,"first":"1952-08-03","last":"1952-08-27","longest_streak":1},{"threshold":"tmin_ge_25c","year":1953,"days":1,"first":"1953-08-10","last":"1953-08-10","longest_streak":1},{"threshold":"tmin_ge_25c","year":1954,"days":3,"first":"1954-08-19","last":"1954-09-14","longest_streak":1},{"threshold":"tmin_ge_25c","year":1955,"days":9,"first":"1955-07-20","last":"1955-08-29","longest_streak":3},{"threshold":"tmin_ge_25c","year":1956,"days":2,"first":"1956-08-08","last":"1956-09-10","longest_streak":1},{"threshold":"tmin_ge_25c","year":2025,"days":40,"first":"2025-06-21","last":"2025-09-16","longest_streak":20},{"threshold":"prcp_ge_10mm","year":1952,"days":72,"first":"1952-01-06","last":"1952-12-31","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1953,"days":70,"first":"1953-01-03","last":"1953-12-30","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1954,"days":62,"first":"1954-01-05","last":"1954-12-31","longest_streak":5},{"threshold":"prcp_ge_10mm","year":1955,"days":68,"first":"1955-01-02","last":"1955-12-26","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1956,"days":63,"first":"1956-01-07","last":"1956-12-21","longest_streak":5},{"threshold":"prcp_ge_25mm","year":1952,"days":18,"first":"1952-01-11","last":"1952-12-28","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1953,"d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