There isn't a perfect time to install roofing, but there are a few considerations you can make. One factor to consider is the weather. If you live in an area with extreme temperatures, it might be best to wait until the weather is more moderate before having your roof installed. Another factor to consider is the availability of roofing materials and contractors. If you live in an area where roofing materials and contractors are in high demand, it might be best to schedule your installation for a time when they are less busy. Ultimately, the best time to install roofing is when it is most convenient for you and when the conditions are favorable.