Christchurch experiences mild winters, with January and February temperatures averaging around 6-7°C, while December is slightly cooler at an average of 9°C. Spring brings a steady rise in temperatures, with March and April averaging around 8°C, and May reaching up to 11°C. Summer months are warm but not hot, with June and July averaging 15-17°C, before dropping back down to 16-17°C in August and September. Autumn is cooler again, with October averaging 14°C and November returning to averages closer to winter temperatures at around 10°C.