The best time to go to Keynsham is during the late spring (May to June) and early autumn (September to October) months.These periods offer the most pleasant weather, with moderate temperatures and less rainfall, making it ideal for exploring the town and its surrounding countryside. You'll find the gardens and parks, such as Keynsham Memorial Park, particularly enjoyable during these times.For those looking to enjoy outdoor activities like walking or cycling along the River Avon or the Bristol & Bath Railway Path, these months provide comfortable conditions without the peak summer crowds or the colder, wetter days of winter.