The best time to visit Diamond Harbour is during the winter months, specifically from October to March.During this period, the weather is most favorable, with comfortable temperatures and clear skies, making it ideal for outdoor activities and enjoying the riverside. You'll find it pleasant for strolling along the riverbanks, taking boat rides, and exploring local attractions without the discomfort of heat or humidity. This season is particularly good for couples looking for a relaxing getaway.The monsoon season, from June to September, brings heavy rainfall and high humidity, which can disrupt travel plans and outdoor excursions. While some travelers might enjoy the lush greenery that monsoon brings, it's generally less convenient for sightseeing.The summer months, from April to May, can be quite hot and humid, which might not be comfortable for all visitors.