Is it possible to have a normal body temperature with hypothyroidism?

Usually: If you're on the correct dose of brand name T4 replacement, your body temperature should be relatively normal.

Yes: Yes, it is often true that people with hypothyroidism have normal body temperature. Most people with hypothyroidism do not have every single sign and symptom that can occur in hypothyroidism. There is a long list of possible signs and symptoms that can occur with hypothyroidism, and a low body temperature is just one item on the list.