Shimla's climate often involves significant snowfall during winters, making it more likely to find winter snow boots locally. In Shimla, you can explore local shops, especially those catering to winter sports or outdoor activities, which are more likely to stock specialized snow boots designed for extremely cold and snowy conditions. During the winter season, you'll have a better chance of finding a variety of snow boots in the markets around Mall Road or in specific winter sports stores.

Additionally, larger shopping centers or malls in Shimla might offer a selection of winter footwear during the colder months. However, for a broader range and specific styles, you could also consider online shopping platforms like Amazon, Flipkart, or Myntra. These platforms often provide various snow boots from different brands, catering to extremely cold climates. Ensure to check customer reviews and size guides when purchasing online to ensure the right fit and quality.