Winters in Cedar Rapids are long and cold, with temperatures often dropping below -20°C in January and February. Temperatures gradually warm up in March, bringing an end to the harsh winter weather. Spring arrives in April, with mild temperatures ranging from 0 to 30°C, marking a significant increase from the previous months. Summer is warm but not hot, with July being the warmest month, averaging around 21°C. As autumn sets in, temperatures cool down again, returning to more seasonal norms by November and December.