Can it be too cold to put on a new roof?

This hour, Paul flies solo to open up with some of the things he's been up to this past week such as teaching classes over at LSU before opening up the lines to hear from WWL listeners about topics such as when going on vacation or leaving for work, how long, if at all, should you turn off your homes AC system if you'd like to and if the science backs up the thinking, as well as making sure your P-traps help curb sewer system odors making their way up and out into your home, and is there a time in which it is too cold to put on a new roof?