When is the best time to paint exteriors?

Painting exteriors is best done during mild temperatures and low humidity because these conditions allow the paint to adhere properly and dry at an optimal rate. Mild temperatures typically range from about 10°C to 25°C (50°F to 77°F), which ensure that the paint does not dry too quickly or too slowly. High temperatures can cause the paint to dry rapidly, leading to a poor finish, while cold temperatures can result in longer drying times and inadequate curing.

Low humidity helps in reducing the risk of condensation forming on the surface being painted, which can negatively impact adhesion and the overall appearance of the finished job. High humidity levels can also lead to issues such as blushing (a milky appearance) in certain types of paints when they are drying. Therefore, the combination of mild temperatures and low humidity provides the ideal environment for applying exterior paint effectively, ensuring durability and a quality result.