Bernese Mountain Dog puppy weight calculator

Bernese Mountain Dog adults usually weigh about 70 to 115 lb and are close to full size by about 18 to 24 months. A typical 12-week-old Bernese Mountain Dog weighs about 14 to 23 lb.

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Adult weight: about 70 to 115 lb (giant)

8 to 52 weeks

In pounds

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Bernese Mountain Dog adults usually weigh

about 70 to 115 lb

At 12 weeks, Bernese Mountain Dog puppies are typically about 20% of their adult weight, with most of their growing still ahead.

Typical puppy growth curveTypical weight from 8 weeks to 104 weeks, rising to 70 to 115 pounds as an adult. Your puppy: 19 pounds at 12 weeks.0501001508162639526578104Age in weeksWeight (lb)
Typical range Your puppy today

Estimates vary, and every puppy grows at their own pace. Ask your vet about your puppy’s growth.

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Typical Bernese Mountain Dog weight by age

AgeTypical weight
8 weeks8.5 to 14 lb
12 weeks14 to 23 lb
16 weeks20 to 32 lb
5 months27 to 45 lb
6 months33 to 54 lb
9 months46 to 76 lb
12 months56 to 92 lb
18 months67 to 109 lb

Puppies sit above and below these figures, and every puppy grows at their own pace. Ask your vet about your puppy’s growth.

Bernese Mountain Dog questions

How big will my Bernese Mountain Dog get?

Most Bernese Mountain Dog adults weigh about 70 to 115 lb. Individual dogs vary, and the parents' size is often a helpful guide.

When do Bernese Mountain Dog puppies stop growing?

Bernese Mountain Dog puppies are usually close to adult weight by about 18 to 24 months. At 6 months a typical Bernese Mountain Dog weighs about 33 to 54 lb, around 47% of adult weight.

How much does a 12-week-old Bernese Mountain Dog weigh?

Typically about 14 to 23 lb, and by 16 weeks about 20 to 32 lb. Puppies sit above and below these figures, and every puppy grows at their own pace. If you have questions about your puppy's growth, ask your vet.

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