Gjilan's climate is characterized by a moderate continental influence, with distinct seasonal variations. Winters are cold and snowy, with temperatures often below freezing in January and December, but can occasionally rise above average. Spring arrives in March, bringing mild temperatures that gradually warm up throughout the season, peaking in April and May. Summers are warm to hot, with July being the hottest month, while autumns are cooler and more unstable, with September and October experiencing a significant drop in temperature.