The Golden Stupa, also known as the Karmapa's Stupa, is located in Rumtek Monastery near Gangtok in Sikkim, India. The ideal time to visit would be from March to late May when the weather is pleasantly warm and conducive to exploring the monastery and its surroundings. During spring, the hillsides and valleys around Rumtek burst into a vibrant palette of rhododendrons and other wildflowers, making it a spectacular sight for visitors. Additionally, the clear skies in spring provide excellent views of the surrounding Himalayan peaks, enhancing the spiritual aura of the Stupa.
Alternatively, the autumn months from October to early December are also a great time to visit the Golden Stupa. The monsoon season has usually passed, leaving behind lush greenery and clear skies ideal for photography and peaceful meditation sessions. The Sikkim festival season also begins around this time, which could provide visitors with an opportunity to witness and participate in the local culture and traditions. However, it's important to note that evenings can get chilly, so travelers should bring appropriate warm clothing. Avoiding the rainy season from June to September is advisable due to heavy rainfall which can lead to landslides and travel disruptions.