Hopefully not! We have a few tents that will be setup and access to the barn, primarily for the reception. Consider bringing an umbrella for spotty/light showers during the ceremony or to stay dry from the parking area to the wedding area. If you're helping setup, staying to camp, etc. consider bringing a rain jacket.
Looks like 60-70° with a breeze and showers. Check your fav weather forecast for Birch Harbor, Maine or copy/paste the link into your browser: https://weather.com/weather/tenday/l/1a3664b46ce470c019e9ba7a1bc3b764d8146993f6ab1ef1e8591c27b977c02c
Cocktail attire w/ shoes that can walk on grass, driveway gravel, patio, and wood floor. For gals: Cocktail or midi dress, LBDs, dressy jumpsuits, maybe a light layer. For guys: Short or long sleeve button down and slacks or casual dress pants, sport/suit coat optional.
Ask friends and family if they're thinking the same and considering splitting a room or rental with them.
Take a ferry to Mount Desert Island (MDI) to check out the National Park, Acadia! Rent bikes and tour Bar Harbor on the carriage roads! Eat a lobster roll! Go on a puffin or whale tour! Eat yummy seafood at Bunkers or the Pickled Wrinkle nearby! Other recommendations can be found on the Maine-ventures tab.
Check out the Travel tab for tips!