The ideal time to visit Shaily Peak in Shimla, Himachal Pradesh is during the summer months, which span from May to June. During this period, the weather is pleasantly cool and perfect for trekking, the primary activity at Shaily Peak. The temperatures range from 15°C to 30°C, providing a respite from the scorching heat of the plains. The skies are usually clear offering stunning panoramic views of the surrounding mountains. Additionally, the lush greenery after the spring and flowering rhododendrons enhance the beauty of the trek to the peak.
Another great time to visit Shaily Peak is in the autumn, particularly from October to November. This post-monsoon season witnesses clear skies and moderate weather with temperatures oscillating between 10°C to 20°C. The mountain slopes are full of colors as the foliage turns a myriad of shades, making the landscape breathtakingly beautiful. Tourists should avoid the monsoon season (July to September) due to heavy rainfall and possible landslides, and the peak of winter (December to February) if they are not well-prepared for heavy snowfall and freezing temperatures.