Cold 100°) is a 2009 Indian Tamil-language teen drama film written, directed, and produced by Anita Udeep in her Tamil debut.

The film stars Sanjeev and Riya Bamniyal while Thalaivasal Vijay, Adithya Menon, Karthik Sabesh, and Rohit Rathod play supporting roles.

Surya, who is attached to his mother, promises that he will not take the path to violence again, and joins the Lake View School in Ooty.

The only people who stand with him are Babloo and Tanya, the principal Yeshwanth Raj's daughter, who has a soft corner for him.

"[4] Pavithra Srinivasan of Rediff.com said, "Kulir 100 Degrees tries very hard to simulate the lives of youngsters, but it seems to flit to the next scene before any scenario can be fully explored, leaving you with a sense of dissatisfaction.