UK Related
- 1
Severe East Coast Gale and Snow (1657)
A violent easterly gale struck Scotland’s eastern seaboard with the Firth of Forth estuary bearing the brunt of the storm.
For hours, heavy snow and blizzard conditions swept the region, crippling transport and visibility. Maritime losses were severe: ships were driven ashore, vessels wrecked in harbours, and sea defenses along with harbour walls were breached under the relentless assault. - 2
Widespread Snow Showers (2009)
Overnight, powerful north-westerly winds swept across the UK, driving heavy snow showers into western, northern, and central Scotland, Northern Ireland, north Wales, and northern and western England.
Northern and western Scotland bore the brunt of the storm, with snow depths reaching up to 15 cm by morning. The severe conditions forced widespread school closures and triggered travel chaos across the region.
And if you want to see the weather we have experienced on December 20th in Crondall over the years then go here for weather on any particular day (select from drop down menus) or here to see how it compares to the records for that day.
Non UK Related
- 1
Illinois USA “Sudden Freeze” (1836)
A legendary “sudden freeze” occurred across central Illinois on December 20, 1836. A potent cold front accompanied by 70 mph winds swept through at midday, dropping temperatures so rapidly that livestock died of exposure.
- 2
Heatwave Scorches Argentina (2013)
On December 20, 2013, Buenos Aires sweltered under 42°C heat during one of Argentina’s most oppressive December heatwaves. Power grids failed, leading to widespread blackouts that lasted over a week in some districts.
- 3
Arctic Blast Grips North America (2022)
On December 20, 2022, an extreme Arctic air mass plunged temperatures well below −35°C across central Canada and the U.S. Plains. The deep freeze triggered mass flight cancellations ahead of Christmas and was labeled a “once-in-a-generation” cold wave by meteorologists.
- 4
Winter Storm Wreaks Havoc in the U.S. Northeast (2009)
A powerful nor’easter battered the U.S. East Coast on December 20, 2009, dumping more than 60 cm of snow from Washington, D.C. to Boston. Dubbed “Snowmageddon,” the storm paralyzed transport ahead of the holiday season.
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