Polar Vortex Grips Toronto: Extreme Cold Temperatures Hit GTA
The Greater Toronto Area (GTA) is experiencing a severe cold spell caused by a polar vortex. Environment Canada has issued warnings about temperatures that could be among the coldest seen in recent years.

Extreme Weather Details
- Monday: Daytime highs will reach -10°C, but winds will make it feel like -23°C.
- Tuesday: Anticipated as the coldest day of the season, with highs of -12°C and wind chill values near -26°C.
- Wednesday: Temperatures will begin to moderate but remain below seasonal averages.
The average high for late January is -2°C, underscoring the intensity of this cold snap.
Health and Safety Concerns
Environment Canada has cautioned residents about frostbite, which can develop within minutes on exposed skin. Experts recommend wearing insulated clothing and staying dry to reduce heat loss.
City of Toronto’s Response
The City of Toronto has activated seven warming centres to support residents, particularly vulnerable populations, during this freeze. The centres are open 24/7 and include:
- Cecil Community Centre, 58 Cecil St.
- Jimmie Simpson Recreation Centre, 870 Queen St. E.
- 136 Spadina Rd.
- 81 Elizabeth St.
- 12 Holmes Ave.
- 885 Scarborough Golf Club Rd.
- Metro Hall, 55 John St.
Outreach teams are also encouraging individuals experiencing homelessness to seek shelter at these facilities.
Broader Impacts
The polar vortex is not confined to Toronto. Northern Ontario is under an extreme cold warning, with wind chill values dropping as low as -50°C in some regions. The cold air mass is also expected to extend into parts of the United States.
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Key Recommendations
- Limit time outdoors.
- Dress in layers, including gloves and hats, to prevent frostbite.
- Check on neighbors, particularly older adults or those with limited mobility.
Toronto residents are urged to stay informed about weather updates and access support if needed. For more information on warming centre locations and hours, visit the City of Toronto’s official website.
Stay Safe and Stay Warm.
More…
- https://www.cp24.com/news/2025/01/19/frigid-temperatures-in-toronto-as-polar-vortex-sets-in
- https://www.cbc.ca/news/canada/toronto/cold-temperatures-polar-vortex-gta-1.7435858
- https://www.thestar.com/news/gta/a-polar-vortex-is-hitting-toronto-from-your-homes-water-pipes-to-preventing-frostbite-heres/article_2154a85a-d5cf-11ef-ae84-9bf3e908099e.html
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