The best time to visit Letchworth is during the late spring and summer months, from May to September, when the weather is generally warm and pleasant, superb for enjoying the town's outdoor attractions.Families will find these months particularly appealing as the longer daylight hours allow for more time exploring the green spaces and family-friendly activities. The Broadway Gardens, a central feature of the town, are in full bloom, offering a lovely setting for a picnic or a leisurely stroll. Many local events and festivals also take place during this period, providing entertainment for all ages.For couples looking for a relaxed getaway, early autumn, specifically September, offers a delightful experience. The summer crowds have thinned, but the weather remains mild, making it ideal for exploring the Garden City's unique architecture and tranquil parks without the bustle.