Winters in Normal are harsh, with temperatures often dropping below freezing, averaging around -2°C in January and -7°C in February. Spring brings a gradual warming trend, with temperatures slowly rising towards the end of March and April, when they average around 11°C. Summers are warm to hot, with July being the hottest month on average at 23°C, but temperatures rarely exceed 35°C. Autumn is mild, with temperatures gradually cooling down from September to November, before dropping again in December. The coldest months are February and December, while the warmest months are June and July.