Weather forecast for: Belfast ME
Last Update: 2:33 am EDT Sep 10, 2026
Overnight: Rain likely. Areas of fog. Otherwise, cloudy, with a low around 60. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday: A 30 percent chance of showers before 7am. Areas of fog before 7am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 80. West wind 10 to 15 mph, with gusts as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night: Partly cloudy, with a low around 50. West wind 5 to 15 mph, with gusts as high as 25 mph.
Friday: Sunny, with a high near 70. Northwest wind around 10 mph, with gusts as high as 20 mph.
Friday Night: Clear, with a low around 48. Northwest wind around 5 mph becoming calm.
Saturday: Sunny, with a high near 74.
Saturday Night: Partly cloudy, with a low around 53.
Sunday: Partly sunny, with a high near 72.
Sunday Night: Mostly cloudy, with a low around 57.
Monday: Mostly sunny, with a high near 72.
Monday Night: Mostly clear, with a low around 50.
Tuesday: Mostly sunny, with a high near 70.
Tuesday Night: A 30 percent chance of showers. Partly cloudy, with a low around 59.
Wednesday: A 30 percent chance of showers. Mostly sunny, with a high near 75.