Located on the biggest fresh-water delta in the world, the Port of Algonac is a beautiful town that is proud of its place in nautical history. At the center of the Port of Algonac is Algonac City Park with a 548-meter (1800-foot) boardwalk that follows the St. Clair River. Algonac State Park is just north of the Port of Algonac. In the summer, the Port of Algonac hosts the Algonac Rotary Art Fair, the Annual Pickerel Tournament, and waterfront concerts in the park.
The Port of Algonac has a humid continental climate with large temperature differences between seasons. Summers can be hot and humid, and winters can be severely cold. Temperatures in the Port of Algonac range from an average high of about 22°C (72°F) in July to an average low of about -4°C (25°F) in January. Humidity is fairly constant at about 80%, except in August and September when it can rise to almost 90%. The Port of Algonac gets an average of about 11 inches of snow in December and January, although snow falls from late October until April.
Algonac State Park has rare habitats for the region from lake plain prairies to oak savannas. It also has a half-mile waterfront along the St. Clair River where visitors can watch freighters as they move between Lake Huron and Lake Erie. Just over four kilometers (2.6 miles) north of the Port of Algonac, the state park offers many outdoor activities year-round. They include cross-country skiing, hiking, fishing, hunting, metal detecting, and camping, including semi-modern winter camping.
Lake St. Clair Fishing Charters are another popular activity in the Port of Algonac. Smallmouth bass, walleye, perch, and some of the biggest muskie in the Great Lakes are plentiful.