The best time to go to Mexico, Indiana, is during the spring and autumn months for pleasant weather and comfortable outdoor activities.From April to June, the weather is typically mild and sunny, with temperatures ranging from 15°C to 25°C. This period is excellent for exploring the local parks, such as the nearby Mississinewa Reservoir, which offers opportunities for hiking and fishing. It's also a good time to visit the small shops and eateries in the village without the summer crowds.September and October also offer agreeable conditions, with temperatures usually between 10°C and 20°C. The autumn foliage provides a lovely backdrop for scenic drives through the Indiana countryside.