Winters in Kenosha are cold and variable, with temperatures often dropping below freezing and averaging around -1°C in January. Spring brings a gradual warming trend, with March temperatures averaging 6°C, and April seeing highs reach up to 31°C. Summers are warm and relatively consistent, with July and August averaging highs of around 34°C, while September's temperatures start to cool down again. Autumn is characterized by mild days and cooler nights, with October averaging around 15°C before the winter chill sets in once more.