{"title":"Records on 1917-06-18","description":"Every record set or tied on 1917-06-18.","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/records/1917-06-18/","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":"CA007050200-1917-06-18-prcp_high-daily","station_id":"CA007050200","station_name":"Anticosti SW Point","country":"CA","type":"prcp_high","timescale":"daily","date":"1917-06-18","value":41.1,"unit":"mm","previous_value":15.2,"previous_date":"1890-06-18","margin":25.9,"years_stood":26,"significance":37,"tie":false,"provisional":false,"lat":49.4,"lon":-63.55},{"id":"UK000056225-1917-06-18-tmin_high-daily","station_id":"UK000056225","station_name":"Oxford","country":"GB","type":"tmin_high","timescale":"daily","date":"1917-06-18","value":15.7,"unit":"c","previous_value":15.1,"previous_date":"1838-06-18","margin":0.6,"years_stood":78,"significance":35,"tie":false,"provisional":false,"lat":51.7667,"lon":-1.2667},{"id":"DA000032030-1917-06-18-tmin_high-all-time","station_id":"DA000032030","station_name":"Sandvig","country":"DK","type":"tmin_high","timescale":"all-time","date":"1917-06-18","value":20.5,"unit":"c","previous_value":19.7,"previous_date":"1892-05-27","margin":0.8,"years_stood":25,"significance":34,"tie":false,"provisional":false,"lat":55.2831,"lon":14.7831},{"id":"GM000004204-1917-06-18-tmax_high-daily","station_id":"GM000004204","station_name":"Jena Sternwarte","country":"DE","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":32.7,"unit":"c","previous_value":29.6,"previous_date":"1858-06-18","margin":3.1,"years_stood":58,"significance":32,"tie":false,"provisional":false,"lat":50.9267,"lon":11.5842},{"id":"CA006158350-1917-06-18-prcp_high-daily","station_id":"CA006158350","station_name":"Toronto","country":"CA","type":"prcp_high","timescale":"daily","date":"1917-06-18","value":41.9,"unit":"mm","previous_value":37.1,"previous_date":"1883-06-18","margin":4.8,"years_stood":33,"significance":22,"tie":false,"provisional":false,"lat":43.6667,"lon":-79.4},{"id":"GME00123154-1917-06-18-tmax_high-daily","station_id":"GME00123154","station_name":"Arnsberg","country":"DE","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":32,"unit":"c","previous_value":26.5,"previous_date":"1893-06-18","margin":5.5,"years_stood":23,"significance":22,"tie":false,"provisional":false,"lat":51.3783,"lon":8.0719},{"id":"USC00047738-1917-06-18-tmax_high-daily","station_id":"USC00047738","station_name":"San Diego Wbo","country":"US","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":25.6,"unit":"c","previous_value":23.3,"previous_date":"1886-06-18","margin":2.3,"years_stood":30,"significance":22,"tie":false,"provisional":false,"lat":32.7167,"lon":-117.1667},{"id":"SWE00138212-1917-06-18-tmin_high-daily","station_id":"SWE00138212","station_name":"Vastervik","country":"SE","type":"tmin_high","timescale":"daily","date":"1917-06-18","value":17.5,"unit":"c","previous_value":14.5,"previous_date":"1893-06-18","margin":3,"years_stood":23,"significance":20,"tie":false,"provisional":false,"lat":57.79,"lon":16.59},{"id":"DA000032030-1917-06-18-tmax_high-daily","station_id":"DA000032030","station_name":"Sandvig","country":"DK","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":29.1,"unit":"c","previous_value":26.5,"previous_date":"1896-06-18","margin":2.6,"years_stood":20,"significance":18,"tie":false,"provisional":false,"lat":55.2831,"lon":14.7831},{"id":"GM000003319-1917-06-18-tmax_high-daily","station_id":"GM000003319","station_name":"Berlin-Dahlem","country":"DE","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":32.6,"unit":"c","previous_value":28.7,"previous_date":"1896-06-18","margin":3.9,"years_stood":20,"significance":18,"tie":false,"provisional":false,"lat":52.4639,"lon":13.3017},{"id":"CA008403500-1917-06-18-tmax_high-daily","station_id":"CA008403500","station_name":"St John's","country":"CA","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":26.7,"unit":"c","previous_value":23.9,"previous_date":"1885-06-18","margin":2.8,"years_stood":31,"significance":17,"tie":false,"provisional":false,"lat":47.5667,"lon":-52.7},{"id":"CA008403500-1917-06-18-tmin_high-daily","station_id":"CA008403500","station_name":"St John's","country":"CA","type":"tmin_high","timescale":"daily","date":"1917-06-18","value":15,"unit":"c","previous_value":13.3,"previous_date":"1886-06-18","margin":1.7,"years_stood":30,"significance":17,"tie":false,"provisional":false,"lat":47.5667,"lon":-52.7},{"id":"SWE00138212-1917-06-18-tmax_high-daily","station_id":"SWE00138212","station_name":"Vastervik","country":"SE","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":31,"unit":"c","previous_value":27.5,"previous_date":"1896-06-18","margin":3.5,"years_stood":20,"significance":17,"tie":false,"provisional":false,"lat":57.79,"lon":16.59},{"id":"DA000021100-1917-06-18-tmax_high-daily","station_id":"DA000021100","station_name":"Vestervig","country":"DK","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":25.4,"unit":"c","previous_value":22.7,"previous_date":"1900-06-18","margin":2.7,"years_stood":16,"significance":16,"tie":false,"provisional":false,"lat":56.7667,"lon":8.3167},{"id":"DA000021100-1917-06-18-tmin_high-daily","station_id":"DA000021100","station_name":"Vestervig","country":"DK","type":"tmin_high","timescale":"daily","date":"1917-06-18","value":16.1,"unit":"c","previous_value":13.8,"previous_date":"1906-06-18","margin":2.3,"years_stood":11,"significance":16,"tie":false,"provisional":false,"lat":56.7667,"lon":8.3167},{"id":"SWE00139148-1917-06-18-tmin_high-daily","station_id":"SWE00139148","station_name":"Uppsala_Aut","country":"SE","type":"tmin_high","timescale":"daily","date":"1917-06-18","value":17.2,"unit":"c","previous_value":14.8,"previous_date":"1908-06-18","margin":2.4,"years_stood":8,"significance":16,"tie":false,"provisional":false,"lat":59.86,"lon":17.63},{"id":"CE000434730-1917-06-18-tmin_low-daily","station_id":"CE000434730","station_name":"Nuwara Eliya","country":"LK","type":"tmin_low","timescale":"daily","date":"1917-06-18","value":8.9,"unit":"c","previous_value":10.1,"previous_date":"1909-06-18","margin":1.2,"years_stood":8,"significance":15,"tie":false,"provisional":false,"lat":6.967,"lon":80.767},{"id":"DA000027080-1917-06-18-tmax_high-daily","station_id":"DA000027080","station_name":"Tranebjerg","country":"DK","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":27.5,"unit":"c","previous_value":25.5,"previous_date":"1896-06-18","margin":2,"years_stood":20,"significance":15,"tie":false,"provisional":false,"lat":55.85,"lon":10.6},{"id":"RSM00022845-1917-06-18-prcp_high-daily","station_id":"RSM00022845","station_name":"Kargopol","country":"RU","type":"prcp_high","timescale":"daily","date":"1917-06-18","value":10.4,"unit":"mm","previous_value":7.8,"previous_date":"1887-06-18","margin":2.6,"years_stood":29,"significance":15,"tie":false,"provisional":false,"lat":61.5,"lon":38.93},{"id":"SWE00138232-1917-06-18-tmin_high-daily","station_id":"SWE00138232","station_name":"Jonkoping","country":"SE","type":"tmin_high","timescale":"daily","date":"1917-06-18","value":16,"unit":"c","previous_value":14,"previous_date":"1896-06-18","margin":2,"years_stood":20,"significance":15,"tie":false,"provisional":false,"lat":57.7667,"lon":14.1831},{"id":"SWM00002485-1917-06-18-tmin_high-daily","station_id":"SWM00002485","station_name":"Stockholm","country":"SE","type":"tmin_high","timescale":"daily","date":"1917-06-18","value":18,"unit":"c","previous_value":16,"previous_date":"1896-06-18","margin":2,"years_stood":20,"significance":15,"tie":false,"provisional":false,"lat":59.35,"lon":18.05},{"id":"USW00023271-1917-06-18-tmax_high-daily","station_id":"USW00023271","station_name":"Sacramento 5 ESE","country":"US","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":40.6,"unit":"c","previous_value":35.6,"previous_date":"1912-06-18","margin":5,"years_stood":4,"significance":15,"tie":false,"provisional":false,"lat":38.5553,"lon":-121.4183},{"id":"ASN00015540-1917-06-18-tmin_low-daily","station_id":"ASN00015540","station_name":"Alice Springs Post Office","country":"AU","type":"tmin_low","timescale":"daily","date":"1917-06-18","value":-2.2,"unit":"c","previous_value":-1.1,"previous_date":"1887-06-18","margin":1.1,"years_stood":29,"significance":14,"tie":false,"provisional":false,"lat":-23.71,"lon":133.8683},{"id":"ASN00048030-1917-06-18-tmin_low-daily","station_id":"ASN00048030","station_name":"Cobar Post Office","country":"AU","type":"tmin_low","timescale":"daily","date":"1917-06-18","value":-0.6,"unit":"c","previous_value":0,"previous_date":"1881-06-18","margin":0.6,"years_stood":35,"significance":14,"tie":false,"provisional":false,"lat":-31.5,"lon":145.8},{"id":"GM000010962-1917-06-18-tmax_high-daily","station_id":"GM000010962","station_name":"Hohenpeissenberg","country":"DE","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":24.3,"unit":"c","previous_value":22.3,"previous_date":"1893-06-18","margin":2,"years_stood":23,"significance":14,"tie":false,"provisional":false,"lat":47.8017,"lon":11.0117},{"id":"GME00102380-1917-06-18-tmax_high-daily","station_id":"GME00102380","station_name":"Nurnberg","country":"DE","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":31.3,"unit":"c","previous_value":29.5,"previous_date":"1893-06-18","margin":1.8,"years_stood":23,"significance":14,"tie":false,"provisional":false,"lat":49.5042,"lon":11.0567},{"id":"SW000002590-1917-06-18-tmin_high-daily","station_id":"SW000002590","station_name":"Visby_Flygplats","country":"SE","type":"tmin_high","timescale":"daily","date":"1917-06-18","value":16.7,"unit":"c","previous_value":15,"previous_date":"1896-06-18","margin":1.7,"years_stood":20,"significance":14,"tie":false,"provisional":false,"lat":57.66,"lon":18.34},{"id":"GM000002698-1917-06-18-tmax_high-daily","station_id":"GM000002698","station_name":"Karlsruhe","country":"DE","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":30.4,"unit":"c","previous_value":29.5,"previous_date":"1893-06-18","margin":0.9,"years_stood":23,"significance":13,"tie":false,"provisional":false,"lat":49.0392,"lon":8.365},{"id":"GM000004199-1917-06-18-tmax_high-daily","station_id":"GM000004199","station_name":"Munchen-Nymphenburg","country":"DE","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":28.1,"unit":"c","previous_value":26.6,"previous_date":"1893-06-18","margin":1.5,"years_stood":23,"significance":13,"tie":false,"provisional":false,"lat":48.1667,"lon":11.5025},{"id":"SW000008525-1917-06-18-tmin_high-daily","station_id":"SW000008525","station_name":"Linkoeping-Malmslaett","country":"SE","type":"tmin_high","timescale":"daily","date":"1917-06-18","value":17.5,"unit":"c","previous_value":16,"previous_date":"1896-06-18","margin":1.5,"years_stood":20,"significance":13,"tie":false,"provisional":false,"lat":58.4,"lon":15.5331},{"id":"GME00130630-1917-06-18-tmin_high-daily","station_id":"GME00130630","station_name":"Wrixum/Fohr","country":"DE","type":"tmin_high","timescale":"daily","date":"1917-06-18","value":17.2,"unit":"c","previous_value":16.2,"previous_date":"1896-06-18","margin":1,"years_stood":20,"significance":12,"tie":false,"provisional":false,"lat":54.6942,"lon":8.5281},{"id":"SWE00138836-1917-06-18-tmin_high-daily","station_id":"SWE00138836","station_name":"Orebro","country":"SE","type":"tmin_high","timescale":"daily","date":"1917-06-18","value":16.5,"unit":"c","previous_value":15.5,"previous_date":"1896-06-18","margin":1,"years_stood":20,"significance":12,"tie":false,"provisional":false,"lat":59.26,"lon":15.26},{"id":"ASN00052026-1917-06-18-tmin_low-daily","station_id":"ASN00052026","station_name":"Walgett Council Depot","country":"AU","type":"tmin_low","timescale":"daily","date":"1917-06-18","value":0.4,"unit":"c","previous_value":0.8,"previous_date":"1895-06-18","margin":0.4,"years_stood":21,"significance":11,"tie":false,"provisional":false,"lat":-30.0236,"lon":148.1218},{"id":"ASN00067021-1917-06-18-prcp_high-daily","station_id":"ASN00067021","station_name":"Richmond - Uws Hawkesbury","country":"AU","type":"prcp_high","timescale":"daily","date":"1917-06-18","value":10.2,"unit":"mm","previous_value":6.6,"previous_date":"1900-06-18","margin":3.6,"years_stood":16,"significance":11,"tie":false,"provisional":false,"lat":-33.6165,"lon":150.7477},{"id":"GME00102252-1917-06-18-tmin_high-daily","station_id":"GME00102252","station_name":"Magdeburg","country":"DE","type":"tmin_high","timescale":"daily","date":"1917-06-18","value":17.8,"unit":"c","previous_value":17.2,"previous_date":"1896-06-18","margin":0.6,"years_stood":20,"significance":11,"tie":false,"provisional":false,"lat":52.1031,"lon":11.5842},{"id":"GME00125806-1917-06-18-tmax_high-daily","station_id":"GME00125806","station_name":"Heinersreuth-Vollhof","country":"DE","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":31.6,"unit":"c","previous_value":31,"previous_date":"1893-06-18","margin":0.6,"years_stood":23,"significance":11,"tie":false,"provisional":false,"lat":49.9678,"lon":11.5208},{"id":"SWE00137620-1917-06-18-tmax_high-daily","station_id":"SWE00137620","station_name":"Kristianstad","country":"SE","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":30,"unit":"c","previous_value":29,"previous_date":"1896-06-18","margin":1,"years_stood":20,"significance":11,"tie":false,"provisional":false,"lat":56.33,"lon":14.15},{"id":"SWE00139720-1917-06-18-tmin_high-daily","station_id":"SWE00139720","station_name":"Sveg","country":"SE","type":"tmin_high","timescale":"daily","date":"1917-06-18","value":11,"unit":"c","previous_value":10,"previous_date":"1894-06-18","margin":1,"years_stood":22,"significance":11,"tie":false,"provisional":false,"lat":62.0192,"lon":14.1903},{"id":"GM000004063-1917-06-18-tmax_high-daily","station_id":"GM000004063","station_name":"Bamberg","country":"DE","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":30.8,"unit":"c","previous_value":30.5,"previous_date":"1893-06-18","margin":0.3,"years_stood":23,"significance":10,"tie":false,"provisional":false,"lat":49.8753,"lon":10.9217},{"id":"GME00127354-1917-06-18-tmax_high-daily","station_id":"GME00127354","station_name":"Plauen","country":"DE","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":31.3,"unit":"c","previous_value":28.5,"previous_date":"1913-06-18","margin":2.8,"years_stood":4,"significance":10,"tie":false,"provisional":false,"lat":50.4831,"lon":12.1317},{"id":"CA007016280-1917-06-18-prcp_high-daily","station_id":"CA007016280","station_name":"Quebec","country":"CA","type":"prcp_high","timescale":"daily","date":"1917-06-18","value":27.4,"unit":"mm","previous_value":24.6,"previous_date":"1909-06-18","margin":2.8,"years_stood":8,"significance":9,"tie":false,"provisional":false,"lat":46.8,"lon":-71.2167},{"id":"GME00102252-1917-06-18-tmax_high-daily","station_id":"GME00102252","station_name":"Magdeburg","country":"DE","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":33.9,"unit":"c","previous_value":31.2,"previous_date":"1913-06-18","margin":2.7,"years_stood":4,"significance":9,"tie":false,"provisional":false,"lat":52.1031,"lon":11.5842},{"id":"GME00130630-1917-06-18-tmax_high-daily","station_id":"GME00130630","station_name":"Wrixum/Fohr","country":"DE","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":27.8,"unit":"c","previous_value":26.8,"previous_date":"1906-06-18","margin":1,"years_stood":11,"significance":8,"tie":false,"provisional":false,"lat":54.6942,"lon":8.5281},{"id":"CA006139445-1917-06-18-tmin_low-daily","station_id":"CA006139445","station_name":"Welland","country":"CA","type":"tmin_low","timescale":"daily","date":"1917-06-18","value":6.1,"unit":"c","previous_value":6.7,"previous_date":"1909-06-18","margin":0.6,"years_stood":8,"significance":7,"tie":false,"provisional":false,"lat":43,"lon":-79.2667},{"id":"DA000025140-1917-06-18-tmax_high-daily","station_id":"DA000025140","station_name":"Nordby (Fano)","country":"DK","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":26.6,"unit":"c","previous_value":26.2,"previous_date":"1913-06-18","margin":0.4,"years_stood":4,"significance":6,"tie":false,"provisional":false,"lat":55.45,"lon":8.4},{"id":"UKE00105904-1917-06-18-tmin_high-daily","station_id":"UKE00105904","station_name":"Sheffield","country":"GB","type":"tmin_high","timescale":"daily","date":"1917-06-18","value":15,"unit":"c","previous_value":14.3,"previous_date":"1913-06-18","margin":0.7,"years_stood":4,"significance":6,"tie":false,"provisional":false,"lat":53.3808,"lon":-1.49},{"id":"GM000010962-1917-06-18-tmin_high-daily","station_id":"GM000010962","station_name":"Hohenpeissenberg","country":"DE","type":"tmin_high","timescale":"daily","date":"1917-06-18","value":15.1,"unit":"c","previous_value":14.5,"previous_date":"1913-06-18","margin":0.6,"years_stood":4,"significance":5,"tie":false,"provisional":false,"lat":47.8017,"lon":11.0117},{"id":"CA008300298-1917-06-18-tmin_high-daily","station_id":"CA008300298","station_name":"Charlottetown","country":"CA","type":"tmin_high","timescale":"daily","date":"1917-06-18","value":15.6,"unit":"c","previous_value":15.6,"previous_date":"1876-06-18","margin":0,"years_stood":40,"significance":4,"tie":true,"provisional":false,"lat":46.2333,"lon":-63.1667},{"id":"CA008100990-1917-06-18-tmin_high-daily","station_id":"CA008100990","station_name":"Chatham","country":"CA","type":"tmin_high","timescale":"daily","date":"1917-06-18","value":15.6,"unit":"c","previous_value":15.6,"previous_date":"1884-06-18","margin":0,"years_stood":32,"significance":3,"tie":true,"provisional":false,"lat":47.05,"lon":-65.4833},{"id":"AGE00147716-1917-06-18-tmin_high-daily","station_id":"AGE00147716","station_name":"Nemours (Ghazaouet)","country":"DZ","type":"tmin_high","timescale":"daily","date":"1917-06-18","value":20,"unit":"c","previous_value":20,"previous_date":"1897-06-18","margin":0,"years_stood":19,"significance":2,"tie":true,"provisional":false,"lat":35.1,"lon":-1.85},{"id":"SWM00002485-1917-06-18-tmax_high-daily","station_id":"SWM00002485","station_name":"Stockholm","country":"SE","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":28.5,"unit":"c","previous_value":28.5,"previous_date":"1896-06-18","margin":0,"years_stood":20,"significance":2,"tie":true,"provisional":false,"lat":59.35,"lon":18.05},{"id":"USC00383742-1917-06-18-tmin_low-daily","station_id":"USC00383742","station_name":"Greenville Dwtn AP","country":"US","type":"tmin_low","timescale":"daily","date":"1917-06-18","value":11.1,"unit":"c","previous_value":11.1,"previous_date":"1895-06-18","margin":0,"years_stood":21,"significance":2,"tie":true,"provisional":false,"lat":34.8486,"lon":-82.35},{"id":"ASN00048030-1917-06-18-tmax_low-daily","station_id":"ASN00048030","station_name":"Cobar Post Office","country":"AU","type":"tmax_low","timescale":"daily","date":"1917-06-18","value":12.2,"unit":"c","previous_value":12.2,"previous_date":"1905-06-18","margin":0,"years_stood":12,"significance":1,"tie":true,"provisional":false,"lat":-31.5,"lon":145.8},{"id":"SWE00137686-1917-06-18-tmax_high-daily","station_id":"SWE00137686","station_name":"Karlshamn","country":"SE","type":"tmax_high","timescale":"daily","date":"1917-06-18","value":26.5,"unit":"c","previous_value":26.5,"previous_date":"1913-06-18","margin":0,"years_stood":4,"significance":1,"tie":true,"provisional":false,"lat":56.18,"lon":14.85},{"id":"USW00012945-1917-06-18-tmin_low-daily","station_id":"USW00012945","station_name":"Houston Wb City","country":"US","type":"tmin_low","timescale":"daily","date":"1917-06-18","value":18.9,"unit":"c","previous_value":18.9,"previous_date":"1907-06-18","margin":0,"years_stood":10,"significance":1,"tie":true,"provisional":false,"lat":29.7667,"lon":-95.3667}]}