Don’t think that would be enough in cold climate since it’s just a bit mixed in with other liquids. I think they use special antifreeze stuff in those liquids that make the whole thing resistant (like the one in this image is rated to -54°).

Rather than me making uneducated guesses, I found an interesting article about just this topic: https://blending.globecore.com/composition-antifreeze-washing-liquid-windshields