Seeing snow in a dream could be a pleasant or bad experience and its meanings in Islam also vary depending upon the situation.
1- According to Ibn Sirin رحمة الله عليه the greatest dream interpreter of Islam, snow in a dream represents sadness, sorrows, and trial and turmoil.
2- Seeing snow in winters in a dream or seeing snow at a place where there is always snow means that the people of that area shall be inflicted by sadness and sorrows.
3- According to Jabar Maghrabi رحمة الله عليه seeing snow in a dream is interpreted as the defeat of a group.
4- According to Jafar Sadiq رحمة الله عليه snow in a dream can have the following meanings: earnings, life, sickness, and sorrows.
5- Collecting snow in summer is an indication of collecting rightful wealth which would allow him to be happy and satisfied.
6- According to Ibrahim Karmani رحمة الله عليه eating ice/snow in a dream is a good sign.