The best time to go to Merrimac is during the summer and early fall, specifically from June to October, when the weather is most pleasant for outdoor activities.During these months, the temperatures are generally mild to warm, making it ideal for exploring Lake Attitash, enjoying local farms, or visiting nearby coastal towns. You'll find plenty of opportunities for boating, fishing, and hiking without the chill of winter or the heavy humidity of late summer further south.For families, late summer and early fall are particularly enjoyable. The local orchards offer apple picking, and corn mazes are popular attractions. The weather in October is often crisp and clear, superb for scenic drives through the changing foliage.Couples looking for a relaxing getaway will appreciate the quieter shoulder seasons of June and September.