Bursa's winters are cold and snowy, with temperatures often below freezing, especially in January, but can rise to mild days. Spring is cool and unpredictable, with April being the warmest month of the season. Summer months bring warm to hot temperatures, with July and August being the hottest, while September marks the beginning of a gradual cooling trend. Autumn temperatures are generally mild, similar to spring, with October being the warmest month before the onset of winter's chill.