Due to the international armed conflict that started on 24 February in Ukraine, more than 2.48 million refugees have crossed the border to Romania, with 104.226 choosing to stay in Romania as of 20 December 2022. As an effect of the cold season approaching and the damage made to the energy infrastructure in Ukraine during to the conflict, in some regions, Romania has recorded a steady increase in the number of Ukrainian refugees choosing to stay in the country, with a more than 25% increase in the last two months. Considering this situation, UNHCR in Romania has directed its attention towards the needs of the refugee population for the winter period. This document presents the findings of the Rapid Winterization Assessment covering the demographics and vulnerabilities, information on refugees' income and expenditure, type of accommodation and heating, and lastly the household needs in terms of core relief items.