Snowman related dreams are often interpreted by context and by your mood within the dream.

Dream About Making a Snowman
If the dream is about you using the snow to make the snow man and you are happy and joyous, it suggests that you need to set aside some time for fun and relaxation. However, if you are feeling neutral or even bored, it suggests that you are dealing with tedious and unrewarded task in the waking life, while having to put up a facade that you enjoy the work. Perhaps you have to deal with tedious clients or customers that requires you to put up fake snowman-like appearances.

Dream About Being Surrounded by Snowman
Dreams featuring many snowman on a field suggests that people are being indifferent and “frosty” all around you. The people in life your life are feeling emotionally cold towards one another. You do not feel any warmth within the dream nor love, passion, nor any emotions in fact.

Dream About a Snowman Melting
A melting snowman relates to one’s inner fears. The core of your being is being exposed and you are vulnerable. The snowman melting typically relates to the fear of being judged and unloved, because you no longer appear perfect to the outside world. Perhaps you need to look deeper inside to find the inner worth, and find passion to face your fears of being accepted.