weather
December 26, 2025
Weather tracker: Deep freeze grips Canada as US records warmest Christmas
Temperatures plunge below -50C in the Yukon, while swaths of US experience springlike weather
TL;DR
- Northern Canada is facing an intense and prolonged cold spell with temperatures between -20C and -40C.
- Braeburn, Yukon recorded -55.7C, its coldest December temperature since 1975.
- Mayo and Dawson endured 16 consecutive nights below -40C.
- Severe cold is forecast to persist in Canada into the new year, with warnings of potential electricity outages.
- The cold is caused by the polar vortex being anchored over Canada.
- Parts of the US experienced their warmest Christmas Day on record, with temperatures 15-30C above average.
- Oklahoma City hit 25C, surpassing its previous record from 1982.
- Texas cities like Austin and Dallas, and Charlotte, North Carolina, also recorded temperatures above 25C.
- Unseasonable warmth in the US is fueled by a strong upper-level ridge creating a heat-dome effect.
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