The best time to visit Arlington, Iowa, is generally during the late spring, summer, or early autumn months, from May to October, when the weather is most pleasant for outdoor activities.
During these months, you'll experience warmer temperatures and less rainfall, making it ideal for exploring the natural beauty of the surrounding area. The local parks and trails are at their best, and any local outdoor events or farmers' markets are typically in full swing.
For those who enjoy comfortable temperatures for walking or cycling, June, July, and August offer the warmest weather.