Temperature
Pleasant by day, mild at night.
78°Ftypical Aug high
Bangor is most comfortable in early autumn. Summers are warm and winters are cold. Humidity is usually low.

Pleasant by day, mild at night.
Rainfall is lower than usual here.
Very sunny skies.
Some hot afternoons, with mostly dry air.
Partly cloudy across the month.
Want a side-by-side climate view? Compare Bangor with Boston.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jun 11, 2026
Data & methodology