A sunny day might seem perfect for a walk, but for your dog, extreme heat can turn a routine outing into a serious health risk.
Many pet parents assume that if the weather feels manageable to them, it’s safe for their dog too. But dogs experience heat differently than humans. They don’t sweat the way we do and rely mostly on panting and their paw pads to cool themselves down.
That means hot weather can become dangerous much faster than many people realize.
So, What Temperature Is Too Hot?
While every dog is different, many experts suggest using these general guidelines:
- Below 20°C (68°F): Usually safe for most dogs
- 20–24°C (68–75°F): Use caution, especially for puppies, senior dogs, and flat-faced breeds
- 24–29°C (75–85°F): Higher risk for many dogs; shorten walks and avoid direct sun
- Above 30°C (86°F): Heat-related illness risk rises significantly
- Above 32–35°C (90–95°F): Can become dangerous for many dogs, especially during exercise
Temperature alone doesn’t tell the full story. Humidity, sunlight, pavement heat, and your dog’s breed also matter.
The Pavement Test Most Owners Forget
Air temperature and ground temperature are very different things.
On a hot day, asphalt and sidewalks can become much hotter than the surrounding air and may burn your dog’s paw pads.
Try this simple check:
Place the back of your hand on the pavement for 7 seconds.
If it feels too hot for your skin, it’s likely too hot for your dog’s paws too.
Dogs at Higher Risk in Hot Weather
Some dogs struggle more in summer conditions.
Higher-risk groups include:
- Puppies and senior dogs
- Overweight dogs
- Thick-coated breeds
- Dogs with heart or breathing conditions
- Flat-faced breeds like Pug and Bulldog
- Very active dogs
These dogs can overheat faster and may require extra precautions.
Warning Signs Your Dog Is Getting Too Hot
Watch for symptoms that may signal overheating:
- Heavy panting
- Excessive drooling
- Slowing down suddenly
- Bright red gums
- Weakness or wobbling
- Vomiting
- Confusion
- Collapse
These symptoms can progress quickly and may indicate heat exhaustion or heatstroke.
Safer Times To Walk Your Dog in Summer
Instead of afternoon walks, choose:
- Early morning
- Late evening
- After sunset
These cooler periods reduce heat exposure and lower the risk of overheating.
Shorter walks with plenty of water breaks can also help.
Final Thoughts
When temperatures rise, changing your dog’s routine isn’t about skipping fun—it’s about protecting their health.
If you’re ever unsure, it’s safer to shorten the walk, stay in shaded areas, or swap outdoor exercise for indoor games.
Because on extremely hot days, the question isn’t whether your dog wants to go outside.
It’s whether their body can safely handle the heat.


