Weight Gain

💙Mia • Cajun & Proud, Conservative, wife to Royce 4.12.14 ❤️, mother to Bennett 8.12.15 💙
I had a confirmation test with the doctor on Dec. 16, at 5 weeks. I weighed 138. I had my first ultrasound on Jan. 15, at 9w2d, and weighed 137. I've been weighing myself nearly every day, and I'm still hovering around 137-138. I'm 11w1d today. Is this normal?