1. It's freaking cold today!
2. It's a bit nippy today - you might need a coat。
3. It was so cold that I was shivering。
4. You must be chilly without a coat on。
5. We are having a cold snap。
6. The frigid gusts of wind stung their faces。
7. I'm so cold. Look, I've got goosebumps all over me!