Beauvais experiences a moderate climate with notable seasonal variations. Winters are chilly, with temperatures often below freezing and averaging around 4-6°C in January and February. As spring approaches, temperatures gradually rise, reaching averages of 7-11°C from March to May. Summer months bring warm weather, with highs occasionally reaching 29-31°C, but overall averages remain relatively mild at around 17-18°C. Autumn is similar to spring, with temperatures fluctuating between cool and mild, averaging around 6-11°C from September to November.