The best time to visit San Ignacio, Jalisco, for pleasant weather and whale watching is during the dry season, from November to April.During these months, you'll experience warm, sunny days with minimal rainfall, ideal for exploring the town and its surroundings. This period also perfectly coincides with the annual migration of grey whales to the lagoons around San Ignacio, offering unparalleled opportunities for wildlife enthusiasts.Couples looking for a romantic and memorable trip will find this time particularly appealing. The comfortable weather allows for leisurely strolls through the town's historic centre, enjoying outdoor dining, and taking boat tours to witness the majestic whales.For families, the dry season provides a great environment for outdoor activities without the worry of excessive heat or rain.