Winters in Louisville are typically cold, with temperatures ranging from just above freezing to below 0°C, averaging around 2-10°C. Spring brings mild conditions, warming up to averages of 11-14°C by March and April, with occasional warm days reaching as high as 29°C. Summer months are warm, but not hot, with highs rarely exceeding 36°C and lows ranging from 13-14°C. Autumn is generally cool, with temperatures dropping back down into the range of 1-8°C by September and November, although some warmer days can still occur in October. Overall, Louisville's climate is characterized by moderate temperature fluctuations throughout the year.