{"title":"Records on 1909-10-30","description":"Every record set or tied on 1909-10-30.","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/1909-10-30/","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":"ASN00015540-1909-10-30-tmin_high-daily","station_id":"ASN00015540","station_name":"Alice Springs Post Office","country":"AU","type":"tmin_high","timescale":"daily","date":"1909-10-30","value":24.2,"unit":"c","previous_value":21.1,"previous_date":"1878-10-30","margin":3.1,"years_stood":30,"significance":18,"tie":false,"provisional":false,"lat":-23.71,"lon":133.8683},{"id":"CA008300298-1909-10-30-snow_high-daily","station_id":"CA008300298","station_name":"Charlottetown","country":"CA","type":"snow_high","timescale":"daily","date":"1909-10-30","value":15,"unit":"mm","previous_value":0,"previous_date":"1872-10-30","margin":15,"years_stood":36,"significance":17,"tie":false,"provisional":false,"lat":46.2333,"lon":-63.1667},{"id":"UK000047811-1909-10-30-tmax_low-daily","station_id":"UK000047811","station_name":"Armagh","country":"GB","type":"tmax_low","timescale":"daily","date":"1909-10-30","value":5,"unit":"c","previous_value":5.7,"previous_date":"1881-10-30","margin":0.7,"years_stood":27,"significance":16,"tie":false,"provisional":false,"lat":54.35,"lon":-6.65},{"id":"CA008202198-1909-10-30-snow_high-daily","station_id":"CA008202198","station_name":"Halifax","country":"CA","type":"snow_high","timescale":"daily","date":"1909-10-30","value":3,"unit":"mm","previous_value":0,"previous_date":"1871-10-30","margin":3,"years_stood":37,"significance":14,"tie":false,"provisional":false,"lat":44.65,"lon":-63.6},{"id":"CA008205988-1909-10-30-tmax_low-daily","station_id":"CA008205988","station_name":"Truro","country":"CA","type":"tmax_low","timescale":"daily","date":"1909-10-30","value":2.8,"unit":"c","previous_value":3.9,"previous_date":"1876-10-30","margin":1.1,"years_stood":32,"significance":14,"tie":false,"provisional":false,"lat":45.35,"lon":-63.3},{"id":"ASN00090015-1909-10-30-tmax_low-daily","station_id":"ASN00090015","station_name":"Cape Otway Lighthouse","country":"AU","type":"tmax_low","timescale":"daily","date":"1909-10-30","value":12.8,"unit":"c","previous_value":13.9,"previous_date":"1883-10-30","margin":1.1,"years_stood":25,"significance":13,"tie":false,"provisional":false,"lat":-38.8556,"lon":143.5128},{"id":"GME00124486-1909-10-30-prcp_high-daily","station_id":"GME00124486","station_name":"Kirchdorf/Poel","country":"DE","type":"prcp_high","timescale":"daily","date":"1909-10-30","value":7.8,"unit":"mm","previous_value":6.2,"previous_date":"1894-10-30","margin":1.6,"years_stood":14,"significance":12,"tie":false,"provisional":false,"lat":54.0008,"lon":11.4358},{"id":"USW00024128-1909-10-30-snow_high-daily","station_id":"USW00024128","station_name":"Winnemucca AP","country":"US","type":"snow_high","timescale":"daily","date":"1909-10-30","value":3,"unit":"mm","previous_value":0,"previous_date":"1877-10-30","margin":3,"years_stood":31,"significance":12,"tie":false,"provisional":false,"lat":40.9017,"lon":-117.8081},{"id":"CA006104185-1909-10-30-tmin_low-daily","station_id":"CA006104185","station_name":"Kingston Queens U","country":"CA","type":"tmin_low","timescale":"daily","date":"1909-10-30","value":-6.7,"unit":"c","previous_value":-5.6,"previous_date":"1887-10-30","margin":1.1,"years_stood":21,"significance":11,"tie":false,"provisional":false,"lat":44.25,"lon":-76.5},{"id":"CA008104800-1909-10-30-tmax_low-daily","station_id":"CA008104800","station_name":"Saint John","country":"CA","type":"tmax_low","timescale":"daily","date":"1909-10-30","value":1.7,"unit":"c","previous_value":2.2,"previous_date":"1884-10-30","margin":0.5,"years_stood":24,"significance":11,"tie":false,"provisional":false,"lat":45.2833,"lon":-66.0833},{"id":"USW00013724-1909-10-30-tmin_low-daily","station_id":"USW00013724","station_name":"Atlantic City Marina","country":"US","type":"tmin_low","timescale":"daily","date":"1909-10-30","value":-1.1,"unit":"c","previous_value":0,"previous_date":"1895-10-30","margin":1.1,"years_stood":13,"significance":9,"tie":false,"provisional":false,"lat":39.3778,"lon":-74.4236},{"id":"CA008101700-1909-10-30-tmax_low-monthly","station_id":"CA008101700","station_name":"Fredericton Unb","country":"CA","type":"tmax_low","timescale":"monthly","date":"1909-10-30","value":1.1,"unit":"c","previous_value":1.1,"previous_date":"1879-10-25","margin":0,"years_stood":30,"significance":5,"tie":true,"provisional":false,"lat":45.95,"lon":-66.6},{"id":"CA008205988-1909-10-30-snow_high-daily","station_id":"CA008205988","station_name":"Truro","country":"CA","type":"snow_high","timescale":"daily","date":"1909-10-30","value":8,"unit":"mm","previous_value":5,"previous_date":"1900-10-30","margin":3,"years_stood":8,"significance":5,"tie":false,"provisional":false,"lat":45.35,"lon":-63.3},{"id":"SWM00002080-1909-10-30-prcp_high-daily","station_id":"SWM00002080","station_name":"Karesuando","country":"SE","type":"prcp_high","timescale":"daily","date":"1909-10-30","value":3.8,"unit":"mm","previous_value":3.8,"previous_date":"1890-10-30","margin":0,"years_stood":18,"significance":2,"tie":true,"provisional":false,"lat":68.4419,"lon":22.4503},{"id":"USC00064767-1909-10-30-tmax_low-daily","station_id":"USC00064767","station_name":"Middletown 4 W","country":"US","type":"tmax_low","timescale":"daily","date":"1909-10-30","value":7.8,"unit":"c","previous_value":7.8,"previous_date":"1902-10-30","margin":0,"years_stood":7,"significance":1,"tie":true,"provisional":false,"lat":41.55,"lon":-72.7167}]}