It dries, once you put a roof on it (why it's called "drying in").
My son is an Ironworker Foreman, has to work with other trades on big jobs, it mists or drizzles, the California Carpenters start packing up.....their Trade Foreman starts yelling at them, in terms I haven't heard since my days in the Navy, to get back to work.
Wussies.