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Why is my small dog drinking more water with new food or cold weather?

Updated on September 23rd, 2025

Pet's info: Dog | Mixed Breed | Female | spayed | 9 years and 10 months old | 4 lbs

What could be causing her to stop to drink a lot of water? It’s not a lot but when she drinks, she can do it for over 30 seconds sometimes. She drinks between 2-3 oz a day. She had bloodwork & her organs/thyroids are all perfect. Could it be the weather change? It’s been quite cold recently. Or her new food? It seems to have the same amount of sodium as her old food but the new one has smaller pieces & she eats more of it. Her physical & everything turned out well. She has no health problems

1 Answer

Most Helpful Answer

Andrea M. Brodie, DVM

Answered By Andrea M. Brodie, DVM

Veterinarian

Published on December 7th, 2018

At her weight she is allowed to drink up to 110cc of water within 24 hours. If she eats more dry food or when it is very hot, she can drink a bit more. 110cc is 3.71 fluid oz. So your dog is well within her normal water intake.
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