About Hallowell, ME's Climate & Weather History

Hallowell, in Maine, United States, is home to roughly 2,300 people in the Eastern Time Zone at 44.3°N latitude.

In 2025, Hallowell recorded an average annual temperature of 46°F. The hottest temperatures reached 97°F in June; the coolest were -8°F in February. Total precipitation for the year was 39 inches, with the wettest month being May. Snowfall for the year totaled approximately 20 inches.