With a population of around 6,700, Belfast sits in Maine, United States. The city operates in the Eastern Time Zone.
In 2025, Belfast recorded an average annual temperature of 46°F. The hottest temperatures reached 95°F in June; the coolest were -6°F in January. Total precipitation for the year was 40 inches, with the wettest month being April. Snowfall for the year totaled approximately 18 inches.
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