Use this Spanish Water Dog puppy weight calculator to predict how big your puppy will get. Spanish Water Dogs are a herding/sporting breed that typically reach full size by around 12-18 months.
Enter your puppy's current weight and age to predict their adult size
Estimates based on breed growth curves. Individual dogs vary with genetics and nutrition — check with your vet for a personalized read.

A practical pick for medium-sized breeds.
As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.
| Age | Weight |
|---|---|
| Birth | 1 to 2 lbs |
| 2 Months | 5 to 10 lbs |
| 3 Months | 8 to 15 lbs |
| 4 Months | 11 to 20 lbs |
| 5 Months | 14 to 25 lbs |
| 6 Months | 17 to 29 lbs |
| 7 Months | 20 to 34 lbs |
| 9 Months | 23 to 39 lbs |
| 10 Months | 26 to 44 lbs |
| 1 Year | 29 to 48 lbs |
| 1.5 Years | 31 to 49 lbs |
| 2 Years | 31 to 49 lbs |
Estimated from typical medium-breed growth curves and the Spanish Water Dog's adult weight range. Individual puppies vary — use the calculator above for a prediction based on your puppy's actual current weight.
New breed data, growth tips, and puppy-parenting insights, plus our free printable puppy growth tracker.
Prone to hip dysplasia and progressive retinal atrophy; some hereditary eye conditions can also occur.
A quality diet matched to this breed's active working-dog energy level.
The curly, corded coat is typically clipped once or twice a year rather than brushed — brushing can actually damage the coat's natural texture.
Highly intelligent and trainable, Spanish Water Dogs need a real job or substantial daily exercise and mental engagement.
A versatile Spanish breed used for herding livestock and retrieving from water, with a distinctive curly, corded coat.
Loyal and intelligent, Spanish Water Dogs are affectionate with family and genuinely versatile working dogs.