Wuppertal's climate is characterized by mild temperatures with significant seasonal variation. Winters are cool, with January and February averaging around 3°C and 5°C respectively, while still experiencing occasional frosty days. As spring arrives in March, temperatures gradually rise to a more pleasant average of 7°C, with April and May bringing warmer days, occasionally reaching up to 27°C. Summers are warm but not hot, with July and August averaging around 18°C, providing a comfortable temperature range for outdoor activities. Autumn sees a return to cooler temperatures, with October and November averaging around 12°C and 6°C respectively, before the cycle starts again in winter.