In Himachal Pradesh, Shimla, Manali and Chail received first snowfall of the season yesterday, while the lower reaches were drenched by widespread rain.
In Shimla, Chamba, Kangra, Mandi and Sirmour districts, many interior roads have been blocked following snowfall.
The tribal district Lahaul-Spiti has been cut off by road connectivity with rest of the world after heavy snowfall on Rohtang Pass.
In Uttarakhand, while higher reaches of Garhwal and Kumaon regions received snowfall, heavy rain lashed the plains including Dehradun and Haridwar.
Badrinath, Tungnath, Rudranath, Roopkund, Hemkund Sahib and Valley of Flowers in Chamoli district and Chakrata and Mussorrie in Dehradun district received the first snowfall of the season.
Dense fog also engulfed the plains of Northern region, affecting air and rail traffic.
In Delhi, the maximum temperature dropped four notches below normal to 17.4 degrees Celsius, but the minimum was recorded four notches above normal at 12.0 degrees on Sunday.
The weatherman has predicted clear skies on Monday.
--ANI (Posted on 23-12-2013)