About Hartford, ME's Climate & Weather History

Hartford, in Maine, United States, is home to roughly 1,000 people in the Eastern Time Zone at 44.4°N latitude.

In 2025, Hartford recorded an average annual temperature of 45°F. The hottest temperatures reached 95°F in June; the coolest were -11°F in January. Total precipitation for the year was 38 inches, with the wettest month being May. Snowfall for the year totaled approximately 22 inches.