Winters in Commerce City are harsh and cold, with temperatures often dropping below -20°C for short periods. By late March, temperatures start rising, marking the beginning of spring, which brings mild days with highs around 20-25°C. Summer is warm to hot, with July being the warmest month, but even then temperatures rarely exceed 40°C. Autumn brings a gradual cooling trend, with temperatures dropping back into single digits by late November. In contrast, winters are generally quite cold, with only brief periods of warmer weather in January and December.