April is the most popular month to visit the Grampians, where the vibrant natural beauty of Victoria shines through. This period falls within the peak season, which runs from February to April, attracting outdoor enthusiasts eager to experience the region's stunning landscapes and diverse wildlife. With pleasant temperatures averaging between 10 and 20 degrees Celsius, the conditions are ideal for hiking, rock climbing, and exploring the many scenic lookouts that the Grampians are famous for.During this time, visitors can engage in a variety of activities, from guided bushwalks to leisurely picnics amid panoramic views. The area is particularly captivating in April, as the autumn colours begin to emerge, transforming the scenery into a picturesque canvas of burnt oranges and deep reds.For those considering a budget-friendly option, May presents a wonderful opportunity to enjoy the Grampians in a quieter setting. Although it is slightly cooler, with temperatures ranging from 5 to 15 degrees Celsius, May offers lush landscapes and fewer crowds, making it great for tranquil hikes and wildlife spotting without the hustle and bustle of peak season.Ultimately, your choice of when to visit depends on whether you prefer the lively option of peak season in April, filled with outdoor adventures and stunning vistas, or the peaceful charm of May, where you can appreciate the natural beauty at a more leisurely pace.