The plastic is usually easier to handle when it's warmer - it may become brittle and prone to cracking during handling at very low temperatures.
At very low temperatures any moisture left behind under the film may heat up enough to vaporize and generate a bubble when the weather turns warmer. If they aren't too big, those bubbles will usually go away after a few months of warm weather.
Besides, you're outdoors with your fingers slowly hardening to fingersicles. Who wants that?Is it ok to install window tint in cold weather?
wherever it's put on the temp should be about 65 to 70 degrees as you can't put it on when it's freezing as you use water to spray the backing of the paper to put it on, I would wait until spring or have a professional do it in a shop.