The best time to go to Calmar, Iowa, is during the late spring (May to early June) and early autumn (September to October) months.During these periods, the weather is typically pleasant, with comfortable temperatures and less humidity than in the peak summer months. This makes it ideal for exploring the surrounding countryside, visiting local farms, or enjoying outdoor activities without the extreme heat.Families travelling with children often find early autumn particularly appealing. The area's corn mazes and pumpkin patches open, providing seasonal fun. Plus, the changing leaves make for scenic drives.Couples looking for a peaceful getaway will appreciate late spring. It's a lovely time for scenic drives through the rolling hills, with new foliage and blooming wildflowers.