Duren's winters are cold and variable, with temperatures often below freezing in January and December, but occasionally rising above 10°C. Spring brings mild temperatures, with April and May averaging around 4-9°C, and occasional warm days up to 25-27°C. Summer is the warmest season, with June being the hottest month, averaging 17°C, while July and August are slightly cooler, averaging 15°C. Autumn starts off cool in September, but warms up by October, with temperatures fluctuating between 1-19°C.