{"title":"Records on 1909-01-17","description":"Every record set or tied on 1909-01-17.","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/1909-01-17/","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":"CA008204480-1909-01-17-snow_high-daily","station_id":"CA008204480","station_name":"Port Hastings","country":"CA","type":"snow_high","timescale":"daily","date":"1909-01-17","value":267,"unit":"mm","previous_value":152,"previous_date":"1907-01-17","margin":115,"years_stood":2,"significance":17,"tie":false,"provisional":false,"lat":45.6333,"lon":-61.4},{"id":"USW00024128-1909-01-17-tmax_high-daily","station_id":"USW00024128","station_name":"Winnemucca AP","country":"US","type":"tmax_high","timescale":"daily","date":"1909-01-17","value":13.9,"unit":"c","previous_value":11.7,"previous_date":"1878-01-17","margin":2.2,"years_stood":30,"significance":16,"tie":false,"provisional":false,"lat":40.9017,"lon":-117.8081},{"id":"CA007020840-1909-01-17-prcp_high-daily","station_id":"CA007020840","station_name":"Brome","country":"CA","type":"prcp_high","timescale":"daily","date":"1909-01-17","value":7.6,"unit":"mm","previous_value":2.5,"previous_date":"1891-01-17","margin":5.1,"years_stood":17,"significance":15,"tie":false,"provisional":false,"lat":45.1833,"lon":-72.5667},{"id":"USC00271682-1909-01-17-snow_high-daily","station_id":"USC00271682","station_name":"Concord","country":"US","type":"snow_high","timescale":"daily","date":"1909-01-17","value":191,"unit":"mm","previous_value":152,"previous_date":"1887-01-17","margin":39,"years_stood":21,"significance":15,"tie":false,"provisional":false,"lat":43.205,"lon":-71.535},{"id":"USC00456109-1909-01-17-prcp_high-daily","station_id":"USC00456109","station_name":"Olympia Priest Pt Park","country":"US","type":"prcp_high","timescale":"daily","date":"1909-01-17","value":32,"unit":"mm","previous_value":26.7,"previous_date":"1880-01-17","margin":5.3,"years_stood":28,"significance":15,"tie":false,"provisional":false,"lat":47.0667,"lon":-122.8833},{"id":"USW00024274-1909-01-17-prcp_high-daily","station_id":"USW00024274","station_name":"Portland Rfc City","country":"US","type":"prcp_high","timescale":"daily","date":"1909-01-17","value":29.7,"unit":"mm","previous_value":23.4,"previous_date":"1896-01-17","margin":6.3,"years_stood":12,"significance":11,"tie":false,"provisional":false,"lat":45.5333,"lon":-122.6667},{"id":"CA007056067-1909-01-17-tmin_low-daily","station_id":"CA007056067","station_name":"Pointe Au Pere","country":"CA","type":"tmin_low","timescale":"daily","date":"1909-01-17","value":-30,"unit":"c","previous_value":-28.9,"previous_date":"1892-01-17","margin":1.1,"years_stood":16,"significance":9,"tie":false,"provisional":false,"lat":48.5,"lon":-68.4833},{"id":"GLE00100981-1909-01-17-tmin_low-daily","station_id":"GLE00100981","station_name":"Ilulissat (Jakobshavn)","country":"GL","type":"tmin_low","timescale":"daily","date":"1909-01-17","value":-34.8,"unit":"c","previous_value":-33.4,"previous_date":"1889-01-17","margin":1.4,"years_stood":19,"significance":9,"tie":false,"provisional":false,"lat":69.2167,"lon":-51.05},{"id":"USC00176902-1909-01-17-prcp_high-daily","station_id":"USC00176902","station_name":"Portland","country":"US","type":"prcp_high","timescale":"daily","date":"1909-01-17","value":27.2,"unit":"mm","previous_value":26.4,"previous_date":"1889-01-17","margin":0.8,"years_stood":19,"significance":8,"tie":false,"provisional":false,"lat":43.65,"lon":-70.25},{"id":"CA008100990-1909-01-17-tmax_low-daily","station_id":"CA008100990","station_name":"Chatham","country":"CA","type":"tmax_low","timescale":"daily","date":"1909-01-17","value":-15,"unit":"c","previous_value":-15,"previous_date":"1875-01-17","margin":0,"years_stood":33,"significance":3,"tie":true,"provisional":false,"lat":47.05,"lon":-65.4833},{"id":"CA007020840-1909-01-17-snow_high-daily","station_id":"CA007020840","station_name":"Brome","country":"CA","type":"snow_high","timescale":"daily","date":"1909-01-17","value":76,"unit":"mm","previous_value":76,"previous_date":"1903-01-17","margin":0,"years_stood":6,"significance":1,"tie":true,"provisional":false,"lat":45.1833,"lon":-72.5667},{"id":"USW00023271-1909-01-17-tmin_high-daily","station_id":"USW00023271","station_name":"Sacramento 5 ESE","country":"US","type":"tmin_high","timescale":"daily","date":"1909-01-17","value":11.7,"unit":"c","previous_value":11.7,"previous_date":"1896-01-17","margin":0,"years_stood":12,"significance":1,"tie":true,"provisional":false,"lat":38.5553,"lon":-121.4183},{"id":"USC00064767-1909-01-17-tmax_low-daily","station_id":"USC00064767","station_name":"Middletown 4 W","country":"US","type":"tmax_low","timescale":"daily","date":"1909-01-17","value":-8.3,"unit":"c","previous_value":-8.3,"previous_date":"1907-01-17","margin":0,"years_stood":2,"significance":0,"tie":true,"provisional":false,"lat":41.55,"lon":-72.7167}]}