Thunderstorm accompanied with sharp showers lashed Shimla, Solan, Kullu, Manali and some other areas, causing fall in temperature.
Una was the hottest in the region with maximum 39.6 degree Celsius.
While Shimla recorded a high of 23.6 deg C, it was 25.7 deg C in Bhuntar and 32 deg C in Nahan.
Manali, which received 10 mm rains, was wettest in the region.