Heat-Stroke Signs in Dogs: A Canadian Summer Survival Guide
by
Pet Care Store Canada Team
17 Jun 2026
Written by Pet Care Store Canada Team * Ships from Canada * CAD pricing * 30-day satisfaction guarantee
Heat stroke kills dogs faster than most pet parents realise. In Canadian summers it usually happens between June and August, often within 30 minutes of a walk or car ride.
Early warning signs
- Excessive panting that doesn't ease in shade
- Thick, sticky saliva
- Bright red or pale gums
- Slowed response to commands
Emergency signs
- Wobbly walking or collapse
- Vomiting or diarrhea
- Body temperature above 39.5 C
- Unconsciousness
Call an emergency vet immediately.
What to do
- Move to shade or AC immediately
- Wet the coat with cool (not ice-cold) water
- Offer small sips of water
- Drive to a vet -- yes, even if you think they're recovering
Prevention
Walk before 9 AM and after 7 PM in hot weather. Use a cooling mat. Carry water on every walk with the LumoLeaf 800 ml bottle.
Frequently Asked Questions
How fast does heat stroke happen?
In direct sun above 30 C, within 15-20 minutes.
Brachycephalic dogs at higher risk?
Yes -- Frenchies, Pugs, Bulldogs. Cap walks at 22 C.
Can I use ice water?
No -- cool water only. Ice water can cause shock.
How hot is too hot to walk?
Above 28 C on grass; above 22 C on pavement; brachycephalic dogs: above 22 C anywhere.
Ships cooling gear across Canada?
Yes -- CAD, tracked CA shipping.
Shop the picks from this guide:
Be summer-ready with the Bedsure XL Cooling Mat and our full cooling mats & pads collection.
Be summer-ready with the Bedsure XL Cooling Mat and our full cooling mats & pads collection.
About the author: The Pet Care Store Canada team is a small group of Canadian pet parents, vet techs, and trainers who curate, test and write everything you see at petcarestore.ca. Tracked Canadian shipping. CAD pricing. 30-day guarantee.
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