Winters in Moss are harsh and cold, with temperatures often plummeting below -20°C. However, the coldest months have occasional warm spells that bring temperatures up to around 15°C. As winter transitions into spring, temperatures gradually rise, reaching averages of around 5-9°C by May. Summer brings mild temperatures, rarely exceeding 30°C, and averaging around 13-17°C from June to August. Autumn is marked by a steady decline in temperature, with occasional cold snaps, before dropping back down to winter levels.