The first card is the Ten of Wands. This card represents your deepest desires and inner aspirations. In the question at hand, this card indicates that you have a deep desire to do something meaningful in your family life, but you don't yet know exactly what it will be. The obverse orientation of this card suggests that there is strong potential to accomplish your goal, but you will need to commit to putting your plan into action.
The second tarot is The Fool reversed. This card represents yourself in the present and your perception of the current situation. In this case, the Fool indicates that you may feel like you don't know which direction to take or what steps to take to achieve your goal. The reverse orientation suggests that you may be having difficulty seeing the situation clearly and will need to make an extra effort to clarify your vision.
The last tarot is Temperance reversed. This card represents the spiritual aspects of your life and encourages balance between mind, body and spirit. In the question at hand, this card indicates that you will have to make a great effort to balance the different energies in your family life, because without doing this inner healing work, it will be difficult to achieve your goals. The reverse orientation suggests that you will have to work hard to achieve your goal, but the end result will be extremely rewarding.
Considering the detailed interpretation of these three cards, the answer to the question "Will there be a significant event in my family life in the coming months?" appears to be Yes. However, achieving your goal will require significant efforts on your part to clarify your aspirations and strike a balance between different aspects of your family life. With persistence and focus, however, you will be able to achieve your goal successfully.