The best time to go to Mammoth Cave is during the shoulder seasons of spring (April to May) and autumn (September to October) when the weather is pleasant and the crowds are smaller.Spring offers comfortable temperatures, usually ranging from 10°C to 20°C, making it ideal for both cave tours and surface activities like hiking. The landscape above ground is lush and green, and wildflowers begin to bloom. This period is particularly good for families as the weather is mild enough for children to enjoy exploring without getting too hot.Autumn also provides excellent weather with temperatures similar to spring, though perhaps a bit cooler towards the end of October. The main draw during this time is the vibrant autumnal foliage that paints the surrounding forests in striking colours. This makes it a fantastic time for couples seeking scenic drives and outdoor activities, as the cooler air is refreshing for longer walks and the views are spectacular.While summer (June to August) has the warmest weather, it's also the busiest, with larger crowds and higher temperatures. Winter (November to March) is generally cold and quiet, with some facilities operating on reduced hours.