I have no idea whether it's normal but if you aren't confident in adjusting your insulin doses I would contact your team. I know that hormones can affect insulin needs so it wouldn't totally surprise me that this is happening.
Insulin resistance (IR) is closely associated with diabetes mellitus. On the other hand, increased visceral fat in menopause is also associated with IR, which makes postmenopausal diabetic women in a big risk for cardiovascular diseases. There are conflicting ...