About Rochelle Park, NJ's Climate & Weather History

Rochelle Park, in New Jersey, United States, is home to roughly 5,500 people in the Eastern Time Zone at 40.9°N latitude.

In 2025, Rochelle Park recorded an average annual temperature of 54°F — about 1.6°F below the 30-year normal of 55°F. The hottest day reached 102°F in June; the coldest was 2°F in January. Total precipitation was 41 inches (drier than usual). The wettest month was May.