Sloviansk's climate is characterized by a moderate continental influence, with temperatures varying significantly across the seasons. Spring arrives in April, bringing mild temperatures ranging from -2°C to 18°C, with an average of around 7°C. Summer months, particularly June and July, are warm, with highs often reaching up to 35°C, while autumn is relatively cool, with September's average temperature dropping back down to around 10°C. Winters in Sloviansk can be quite chilly, especially from December to February, when temperatures frequently drop below -15°C.