11 things dog owners should never do in summer

Hot weather can be tough on dogs, but the heat itself isn’t the only thing putting your dog at risk. Here’s 11 things not to do.

A photo of a dog in the summer grass with an unimpressed face

Overview

Hot weather can be tough on dogs, but the heat itself isn’t the only thing putting your dog at risk. That’s why we’ve pulled together 11 things to steer clear of in summer — from leaving your dog in a hot car to pushing them too hard on walks, or even just letting them near toxic plants. These can be simple slips with serious consequences.

1. Leave your dog in hot, enclosed spaces

2. Walk in the midday heat

3. Ignore signs of overheating

4. Skip shade and water

5. Miss your dog’s parasite protection

6. Skip vet visits during summer

7. Assume all water is safe

8. Feed BBQ leftovers or toxic food

9. Neglect grooming

10. Overdo exercise

11. Allow access to toxic garden plants and chemicals

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Medically reviewed by Holly McKinley, BVetMed GPCert(SAM) PGCertSAECC MRCVS

Published on 12/08/2025 • Reviewed on 12/08/2025