Rzeszow's winters are cold and snowy, with temperatures often below freezing, averaging around -1°C in January. Spring arrives in March, bringing mild temperatures that gradually warm up to averages of 6°C by April. Summer months of June, July, and August are warm, with highs reaching up to 34°C in June and July, while autumn brings a return to cooler temperatures, peaking at around 13°C in September before dropping to as low as -3°C in November.