Spiti valley is called as Little Tibet of India filled with jaw dropping landscapes, snow covered peaks and awesome lakes. March to June is an ideal time to visit Spiti. Though it is called as Summer months, weather is pleasant around 15 to 20 degree in the mornings, where you can camp, star gaze.
The summer months of March-June are viewed as awesome to visit Spiti because of the charming climate as well as fewer groups. For that ideal winter excursion, the months of October-February are the best opportunity to visit Spiti.