{"title":"Marshalltwn Pol Cn Pl: threshold days by year","description":"Days at or beyond each fixed threshold at Marshalltwn Pol Cn Pl, 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/USC00135203/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":1991,"days":65,"first":"1991-04-06","last":"1991-09-15","longest_streak":9},{"threshold":"tmax_ge_30c","year":1992,"days":28,"first":"1992-04-30","last":"1992-09-16","longest_streak":6},{"threshold":"tmax_ge_30c","year":1993,"days":27,"first":"1993-06-10","last":"1993-09-12","longest_streak":4},{"threshold":"tmax_ge_30c","year":1994,"days":46,"first":"1994-04-18","last":"1994-09-30","longest_streak":10},{"threshold":"tmax_ge_35c","year":1991,"days":11,"first":"1991-05-28","last":"1991-08-02","longest_streak":3},{"threshold":"tmax_ge_35c","year":1994,"days":3,"first":"1994-06-18","last":"1994-07-06","longest_streak":2},{"threshold":"tmax_ge_90f","year":1991,"days":36,"first":"1991-05-27","last":"1991-09-02","longest_streak":7},{"threshold":"tmax_ge_90f","year":1992,"days":9,"first":"1992-05-22","last":"1992-08-10","longest_streak":4},{"threshold":"tmax_ge_90f","year":1993,"days":11,"first":"1993-06-11","last":"1993-08-26","longest_streak":3},{"threshold":"tmax_ge_90f","year":1994,"days":27,"first":"1994-05-22","last":"1994-09-15","longest_streak":7},{"threshold":"tmax_le_0c","year":1991,"days":35,"first":"1991-01-01","last":"1991-12-19","longest_streak":5},{"threshold":"tmax_le_0c","year":1992,"days":19,"first":"1992-01-14","last":"1992-12-26","longest_streak":4},{"threshold":"tmax_le_0c","year":1993,"days":42,"first":"1993-01-01","last":"1993-12-28","longest_streak":7},{"threshold":"tmax_le_0c","year":1994,"days":43,"first":"1994-01-03","last":"1994-12-14","longest_streak":8},{"threshold":"prcp_ge_10mm","year":1989,"days":19,"first":"1989-04-08","last":"1989-10-31","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1990,"days":36,"first":"1990-03-08","last":"1990-12-15","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1991,"days":33,"first":"1991-01-05","last":"1991-12-21","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1992,"days":27,"first":"1992-02-15","last":"1992-12-28","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1993,"days":40,"first":"1993-01-12","last":"1993-11-15","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1994,"days":29,"first":"1994-01-03","last":"1994-12-07","longest_streak":2},{"threshold":"prcp_ge_10mm","year":2015,"days":39,"first":"2015-01-06","last":"2015-12-29","longest_streak":2},{"threshold":"prcp_ge_10mm","year":2019,"days":30,"first":"2019-02-12","last":"2019-12-29","longest_streak":2},{"threshold":"prcp_ge_10mm","year":2021,"days":18,"first":"2021-01-15","last":"2021-11-11","longest_streak":2},{"threshold":"prcp_ge_10mm","year":2022,"days":21,"first":"2022-01-15","last":"2022-12-14","longest_streak":3},{"threshold":"prcp_ge_10mm","year":2023,"days":21,"first":"2023-01-03","last":"2023-12-26","longest_streak":3},{"threshold":"prcp_ge_10mm","year":2024,"days":31,"first":"2024-01-09","last":"2024-12-28","longest_streak":3},{"threshold":"prcp_ge_10mm","year":2025,"days":33,"first":"2025-03-05","last":"2025-12-07","longest_streak":3},{"threshold":"prcp_ge_25mm","year":1989,"days":4,"first":"1989-07-18","last":"1989-09-09","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1990,"days":15,"first":"1990-03-13","last":"1990-10-21","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1991,"days":10,"first":"1991-03-27","last":"1991-11-01","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1992,"days":11,"first":"1992-02-15","last":"1992-11-26","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1993,"days":18,"first":"1993-03-31","last":"1993-10-09","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1994,"days":8,"first":"1994-05-24","last":"1994-12-07","longest_streak":1},{"threshold":"prcp_ge_25mm","year":2015,"days":13,"first":"2015-04-19","last":"2015-12-14","longest_streak":2},{"threshold":"prcp_ge_25mm","year":2019,"days":9,"first":"2019-05-19","last":"2019-10-06","longest_streak":1},{"threshold":"prcp_ge_25mm","year":2021,"days":4,"first":"2021-07-15","last":"2021-11-11","longest_streak":1},{"threshold":"prcp_ge_25mm","year":2022,"days":6,"first":"2022-06-06","last":"2022-11-05","longest_streak":1},{"threshold":"prcp_ge_25mm","year":2023,"days":4,"first":"2023-02-27","last":"2023-08-07","longest_streak":1},{"threshold":"prcp_ge_25mm","year":2024,"days":14,"first":"2024-03-25","last":"2024-11-03","longest_streak":3},{"threshold":"prcp_ge_25mm","year":2025,"days":12,"first":"2025-03-05","last":"2025-09-18","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1990,"days":3,"first":"1990-06-17","last":"1990-07-27","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1991,"days":1,"first":"1991-08-08","last":"1991-08-08","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1992,"days":2,"first":"1992-07-13","last":"1992-11-02","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1993,"days":5,"first":"1993-03-31","last":"1993-08-16","longest_streak":2},{"threshold":"prcp_ge_50mm","year":1994,"days":3,"first":"1994-06-13","last":"1994-09-25","longest_streak":1},{"threshold":"prcp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