Villejuif's winters are chilly and unpredictable, with temperatures fluctuating between freezing and mild days. Spring brings a slow warming trend, with temperatures gradually increasing towards the mid-20s by April. Summer is warm but not hot, with highs often reaching the late 20s and early 30s, while autumns return to cooler conditions, similar to those of winter, with temperatures dipping into single digits at night. The temperature range narrows during the colder months, from December to February, while the warmer months see a wider swing between high and low temperatures.