Winters in West Des Moines are harsh and cold, with temperatures often dropping below freezing for extended periods. The coldest months are January and February, with average temperatures ranging from -10°C to -3°C. Spring arrives slowly, with March temperatures gradually warming up to an average of 7°C, while April and May bring more consistent warmth, reaching averages of 11°C and 16°C respectively. Summers are warm but not hot, with July and August averaging around 24°C, while September sees a slight cooling trend. Autumn brings another period of cooler temperatures, with November and December often seeing lows below -5°C and highs struggling to reach 10°C.