To many people winters is not really the best trekking season, but let me burst that bubble and introduce you to the world of snow treks and cold South Indian mountains.
It is never too late to start your trekking dream as walking on hills is any day better than walking on clouds. Rediscover the beauty of Himalayas and hills you have probably seen before in their gorgeous winter glow of frost.
The treks are ordered from Easy to Extremely Difficult.
Easy
Chembra Peak Trek, Kerala

Days- 1
Route- Mysore- Gundlupet- Sulthan Bathery- Kalpetta- Meppady- Chembra Peak
Altitude- 6,900 ft at the peak
Nag Tibba Trek, Uttrakhand

Days- 2
Route- Dehradun- Mussoorie (Kempty Falls)-Pantwari- Nag Tibba
Altitude- 9914 ft at Nag Tibba summit.
Prashar Lake, Himachal Pradesh

Days- 2
Route- Mandi- Baggi Village- Prashar Lake
Altitude- 8477 ft at the lake
Moderate
Deoriatal Trek, Uttrakhand

Days- 6
Route- Haridwar- Sari Village- Deoriatal- Rohini Bhugyal- Bhrujgali- Chandrashali Peak back to Bhrujgali
Altitude- Deoriatal 7,841 ft, Chandrashila Peak 12,083 ft
Kedarkanth Trek, Uttrakhand

Source Indiahikes.in
Days- 6
Route- Dehradun- Sankri- Juda Ka Talab- Kedarkanth Base down to Har Gaon
Altitude- 6,000 ft at Sankri to 12,500 ft at Kedarkanth
Har ki Dun, Uttrakhand

Days- 8
Route- Dehradun- Sankri- Puaani Garaat- Kalkatiyadhar- Har ki Dun
Altitude- 6,000 ft at Sankri to 11,700ft
Kuari Pass Trek, Uttrakhand

Days- 6
Route- Haridwar- Joshimath- Dhak Village- Gulling Camp Site- Chitrakhantha- Kuari Pass
Altitude- 12,559 ft at Puli Top
Sandakphu, West Bengal

Days- 7
Route- Jaubari- Tonglu- Kalipokhri- Sandakphu-(return) Phalut- Gorkey- Sepi
Altitude- 11,929 ft at peak
Kumara Parvata Trek, Karnataka

Days- 2
Route- Bangalore- Pushpagiri Base- Kumara Parvata- Sheshaparvata- back to Kukke Base
Altitude- 5,617 ft
Araku Valley Trek, Andhra Pradesh

Source StylesatLife
Days- 4
Route- Vishakhapatnam- Araku- Borra Caves- Katiki Waterfalls back to Araku
Altitude- Upto 5,500 ft
Difficult
Hampta Pass, Himachal Pradesh

Source Explorers India
Days- 5
Route- Manali- Jobra- Cheeka- Balu ka Gera- Shea Goru- Chhatru- Chandratal- Chhatru- drive to Manali
Altitude- 14,000 ft at Chandratal
Rupin Pass, Uttrakhand

Source Rupinpass.com
Days- 8
Route- Dehradun- Dhaula- Sewa- Jhaka- Saruwas thatch- Dhanderas thatch- Upper Waterfall Camp- Rupin Pass- Ronti Gad- Sangla
Altitude- 5,100 ft at Dhaula to 15,250 ft at Rupin Pass
Roopkund Lake, Uttrakhand

Source Dintrails
Days- 8
Route- Kathgodam- Loharjung- Didna Village- Ali Bugyal- Ghora Lotani- Bhagwabasa- Roopkund- Bedni Bugyal
Altitude- 15,696 ft at Roopkund
Extremely Difficult
Goech La, Sikkim

Days- 10
Route- Bagdogra- Yuksom- Bhakim- Tshokha- Dzongri- Thansing- Lamuney- Goecha La- Thansing
Altitude- 5,700 ft at Yuksom to 16,000 ft at Goechala
Chadar Trek, Kashmir

Source Roadlesstravelled
Done over the frozen Zanskar river.
Days- 9
Route- Leh- Tilat Sumdo- Shingra Koma- Tibb- Nerak- Tibb (return)
Altitude- 10,900 ft