The best time to visit St Arnaud is during the summer months, from December to February, when the weather is warm and ideal for outdoor activities.
During this period, you'll experience long daylight hours and pleasant temperatures, great for exploring the natural beauty of Nelson Lakes National Park. This is an excellent time for couples and families who enjoy hiking, kayaking, or swimming in the clear waters of Lake Rotoiti. Many of the walking tracks, like the scenic lakeside strolls or more challenging alpine routes, are fully accessible and enjoyable.
Alternatively, the shoulder seasons of spring (September to November) and autumn (March to May) also offer a rewarding experience for those seeking a quieter visit. The weather is generally mild, and the landscapes are particularly picturesque with spring blossoms or autumn foliage.