Winters in Bytom are cold and variable, with temperatures fluctuating between freezing and mild days. January is the coldest month, often below 0°C, while February's temperatures can occasionally rise to around 20°C on warmer days. Spring arrives slowly, with March still quite chilly and April bringing more gentle weather, averaging around 3°C. By May, the temperature range expands significantly, with warm days reaching up to 27°C, setting the stage for the warmer months ahead. Summer brings pleasant temperatures, often staying within a narrow range of 14°C to 26°C throughout June, July, and August, while autumn gradually cools down by September, returning to more variable weather in October and November before winter's chill sets back in.