Most manufacturers do not have temperature ratings for their garments due to the number of factors that affect how warm a garment may keep you. This item is designed to be used as a layering piece. The following buying guides may offer some insight to help you dress properly for any environment.||http://www.sierratradingpost.com/lp2/head-to-toe-guide.html|http://www.sierratradingpost.com/lp2/layering-guide.html
Answered on 10/21/2011 12:00:00 AM by Prod. Spec. Kevin from Sierra Trading Post
I don't beleive so. I would wear this without a sweatshirt underneath the jacket until around 15-20f.
Answered on 11/11/2011 12:00:00 AM by Dave K from Rochester, NY