The best time to go to Martham is during the late spring and summer months, from May to September, when the weather is generally at its finest for enjoying the Norfolk Broads and local attractions.May and June offer pleasant temperatures, fewer crowds than peak summer, and the countryside is in full bloom, making it ideal for walking, cycling, and exploring the Broads by boat. You'll find the local pubs and cafes welcoming, and it's a good time for birdwatching.July and August are the warmest months, great for those who want to fully embrace outdoor activities like sailing, paddleboarding, or simply relaxing by the water. There are often local events and regattas during this period. However, it's also the busiest time, so booking accommodation and popular activities in advance is highly recommended.September brings slightly cooler temperatures but often remains sunny and dry, offering a more tranquil experience as the summer crowds thin out.