Another reason that your garage door won t open all the way in cold weather is probably that the metal has contracted.
Garage door stops opening cold.
When water freezes near a closed garage door it can cause the weather stripping to stick to the ground.
If this is the reason your garage door is not functioning properly the lubricant must be applied.
If the door opens smoothly by hand the problem is with the opener.
In cold temperature the space between molecules reduces making the metal shrinks.
Then as you raise the door the strip peels and you lose the proper sealing that insulates the garage s interior.
If the garage door still only opens halfway the problem is with the door.
If you find that it keeps running this can present a problem in your system.
Brush away snow and puddles often to prevent the weather stripping from becoming damaged.
In a typical situation the motor for your garage door opener should stop running once the door has closed.