Norwich's winters are typically cold and variable, with temperatures often dropping below freezing but occasionally rising into double digits. As spring arrives, temperatures gradually warm up, with April marking a significant increase in average highs. Summer is mild and pleasant, with July and August being the warmest months, though not excessively hot. Autumn brings a return to cooler temperatures, with October mirroring May's averages. Winters are again chilly but less extreme than in January and February, with December experiencing a slight warming trend.