Davenport's winters are bitterly cold, with temperatures frequently dropping below -30°C in February and averaging around -10°C that month. Spring brings a gradual warming trend, with March temperatures still quite cool but rising to averages of 5°C by the end of the month. By May, temperatures have reached their peak for the year so far, averaging 15°C. Summer is warm but not sweltering, with June and August temperatures hovering in the mid-20s Celsius. Autumn is marked by a return to cooler temperatures, with October's averages dipping back down to around 14°C.