{"title":"Records on 06-30 in past years","description":"Record events on 06-30 across the years in the data.","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/on-this-day/06-30/","columns":[{"name":"id","description":"Stable record id: station, date, type and timescale."},{"name":"station_id","description":"GHCN-Daily station id."},{"name":"station_name","description":"Station name."},{"name":"country","description":"ISO 3166 alpha-2 country code."},{"name":"type","description":"Record type: tmax_high, tmax_low, tmin_high, tmin_low, prcp_high, snow_high or snwd_high."},{"name":"timescale","description":"daily, monthly or all-time."},{"name":"date","description":"Date the record was set, YYYY-MM-DD."},{"name":"value","description":"Record value in degrees Celsius or millimetres."},{"name":"unit","description":"c for degrees Celsius, mm for millimetres."},{"name":"previous_value","description":"The record it replaced, in the same unit. Empty for a first record."},{"name":"previous_date","description":"Date of the replaced record."},{"name":"margin","description":"How far the new value beat the old record, a non negative magnitude in the same unit. Zero for a tie."},{"name":"years_stood","description":"Whole years the replaced record had stood."},{"name":"significance","description":"Record Significance Score from 0 to 100 (see /methodology/)."},{"name":"tie","description":"True when the value tied the record."},{"name":"provisional","description":"True while the record is inside the 60 day provisional window."},{"name":"lat","description":"Station latitude in decimal degrees."},{"name":"lon","description":"Station longitude in decimal degrees."}],"rows":[{"id":"ASN00015623-1986-06-30-prcp_high-monthly","station_id":"ASN00015623","station_name":"Undoolya","country":"AU","type":"prcp_high","timescale":"monthly","date":"1986-06-30","value":91.4,"unit":"mm","previous_value":38.1,"previous_date":"1905-06-28","margin":53.3,"years_stood":81,"significance":82,"tie":false,"provisional":false,"lat":-23.6938,"lon":134.0354},{"id":"USC00252840-1986-06-30-prcp_high-monthly","station_id":"USC00252840","station_name":"Fairmont","country":"US","type":"prcp_high","timescale":"monthly","date":"1986-06-30","value":141,"unit":"mm","previous_value":90.7,"previous_date":"1902-06-06","margin":50.3,"years_stood":84,"significance":81,"tie":false,"provisional":false,"lat":40.6422,"lon":-97.5928},{"id":"UPM00033345-2018-06-30-prcp_high-daily","station_id":"UPM00033345","station_name":"Kiev","country":"UA","type":"prcp_high","timescale":"daily","date":"2018-06-30","value":68.1,"unit":"mm","previous_value":26.8,"previous_date":"1896-06-30","margin":41.3,"years_stood":121,"significance":80,"tie":false,"provisional":false,"lat":50.4,"lon":30.5331},{"id":"USC00451630-2026-06-30-prcp_high-daily","station_id":"USC00451630","station_name":"Colville","country":"US","type":"prcp_high","timescale":"daily","date":"2026-06-30","value":36.3,"unit":"mm","previous_value":10.7,"previous_date":"1911-06-30","margin":25.6,"years_stood":115,"significance":80,"tie":false,"provisional":false,"lat":48.5678,"lon":-117.9356},{"id":"USC00513977-2024-06-30-prcp_high-daily","station_id":"USC00513977","station_name":"Kealakekua 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AP","country":"US","type":"prcp_high","timescale":"monthly","date":"2018-06-30","value":158.2,"unit":"mm","previous_value":109.2,"previous_date":"1932-06-04","margin":49,"years_stood":86,"significance":80,"tie":false,"provisional":false,"lat":39.3742,"lon":-99.83},{"id":"GME00120994-2021-06-30-prcp_high-all-time","station_id":"GME00120994","station_name":"Angermunde","country":"DE","type":"prcp_high","timescale":"all-time","date":"2021-06-30","value":167.6,"unit":"mm","previous_value":123,"previous_date":"1987-07-18","margin":44.6,"years_stood":33,"significance":80,"tie":false,"provisional":false,"lat":53.0331,"lon":13.9931},{"id":"ASN00070037-1958-06-30-prcp_high-daily","station_id":"ASN00070037","station_name":"Goulburn","country":"AU","type":"prcp_high","timescale":"daily","date":"1958-06-30","value":52.1,"unit":"mm","previous_value":16.5,"previous_date":"1858-06-30","margin":35.6,"years_stood":99,"significance":79,"tie":false,"provisional":false,"lat":-34.75,"lon":149.8667},{"id":"UKE00105904-2003-06-30-prcp_high-daily","station_id":"UKE00105904","station_name":"Sheffield","country":"GB","type":"prcp_high","timescale":"daily","date":"2003-06-30","value":60.9,"unit":"mm","previous_value":19.3,"previous_date":"1905-06-30","margin":41.6,"years_stood":97,"significance":79,"tie":false,"provisional":false,"lat":53.3808,"lon":-1.49},{"id":"GME00129022-2026-06-30-prcp_high-monthly","station_id":"GME00129022","station_name":"Stammbach-Querenbach","country":"DE","type":"prcp_high","timescale":"monthly","date":"2026-06-30","value":99.4,"unit":"mm","previous_value":55.3,"previous_date":"1953-06-23","margin":44.1,"years_stood":73,"significance":79,"tie":false,"provisional":false,"lat":50.1542,"lon":11.7417},{"id":"USC00256135-2026-06-30-prcp_high-daily","station_id":"USC00256135","station_name":"Oakdale","country":"US","type":"prcp_high","timescale":"daily","date":"2026-06-30","value":86.9,"unit":"mm","previous_value":33,"previous_date":"1927-06-30","margin":53.9,"years_stood":99,"significance":78,"tie":false,"provisional":false,"lat":42.0669,"lon":-97.9653},{"id":"ASN00058061-2005-06-30-prcp_high-monthly","station_id":"ASN00058061","station_name":"Woodburn Post Office","country":"AU","type":"prcp_high","timescale":"monthly","date":"2005-06-30","value":275.6,"unit":"mm","previous_value":184.2,"previous_date":"1945-06-11","margin":91.4,"years_stood":60,"significance":78,"tie":false,"provisional":false,"lat":-29.0713,"lon":153.3449},{"id":"ASN00088051-2026-06-30-prcp_high-daily","station_id":"ASN00088051","station_name":"Redesdale","country":"AU","type":"prcp_high","timescale":"daily","date":"2026-06-30","value":47.6,"unit":"mm","previous_value":21.6,"previous_date":"1904-06-30","margin":26,"years_stood":121,"significance":77,"tie":false,"provisional":false,"lat":-37.0194,"lon":144.5203},{"id":"ASN00031029-2015-06-30-prcp_high-daily","station_id":"ASN00031029","station_name":"Herberton White 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346","country":"US","type":"prcp_high","timescale":"monthly","date":"1982-06-30","value":340.4,"unit":"mm","previous_value":142.2,"previous_date":"1914-06-25","margin":198.2,"years_stood":68,"significance":77,"tie":false,"provisional":false,"lat":20.8294,"lon":-156.1681},{"id":"USC00146808-2024-06-30-prcp_high-daily","station_id":"USC00146808","station_name":"Richfield","country":"US","type":"prcp_high","timescale":"daily","date":"2024-06-30","value":78.7,"unit":"mm","previous_value":34.5,"previous_date":"1915-06-30","margin":44.2,"years_stood":109,"significance":76,"tie":false,"provisional":false,"lat":37.2644,"lon":-101.7883},{"id":"ASN00040139-2005-06-30-prcp_high-daily","station_id":"ASN00040139","station_name":"Mt Alford","country":"AU","type":"prcp_high","timescale":"daily","date":"2005-06-30","value":97,"unit":"mm","previous_value":21.6,"previous_date":"1913-06-30","margin":75.4,"years_stood":92,"significance":76,"tie":false,"provisional":false,"lat":-28.0708,"lon":152.6119},{"id":"ASN00058014-2005-06-30-prcp_high-daily","station_id":"ASN00058014","station_name":"Copmanhurst Post Office","country":"AU","type":"prcp_high","timescale":"daily","date":"2005-06-30","value":101.4,"unit":"mm","previous_value":25.4,"previous_date":"1913-06-30","margin":76,"years_stood":92,"significance":76,"tie":false,"provisional":false,"lat":-29.5861,"lon":152.7759},{"id":"ASN00058033-2005-06-30-prcp_high-daily","station_id":"ASN00058033","station_name":"Lawrence Post Office","country":"AU","type":"prcp_high","timescale":"daily","date":"2005-06-30","value":107.6,"unit":"mm","previous_value":26.7,"previous_date":"1913-06-30","margin":80.9,"years_stood":92,"significance":76,"tie":false,"provisional":false,"lat":-29.4967,"lon":153.1041}]}