Norman's winters are typically cool and occasionally frigid, with temperatures often below freezing, especially in January and February. Spring arrives in March, bringing mild temperatures that gradually warm up throughout the month. By May, temperatures have risen significantly, marking the beginning of a hot summer season that peaks in June and July, with highs often reaching over 35°C. Autumn brings a welcome respite from the heat, with temperatures cooling down in September and October, although they can still be quite warm at times. Winters return by November and December, bringing chilly conditions once again.