The best time to visit London depends on your preferences. Spring (March to May) offers mild weather and blooming flowers. Summer (June to August) brings warm temperatures and outdoor festivals. Autumn (September to November) showcases beautiful foliage with fewer crowds. Winter (December to February) is festive, with lower tourist numbers. Each season has its unique charm, catering to different interests and experiences. Consider the weather, events, and crowd levels that align with your preferences when planning your trip to London.