The second one hit Lahaul and Spiti district at 3.39 am. The quake with an intensity of 2.8 had its epicentre at a depth of 5km, according to the Shimla Meteorological Centre.
The authorities said that no casualty or damage to property was reported.
Tremors, measuring 3 on the Richter Scale, occurred in Lahaul and Spiti district at 12.10am on Saturday, too. The epicentre was at a depth of 20km on that day.