About Wharton, NJ's Climate & Weather History

With a population of around 6,600, Wharton sits in New Jersey, United States. The city operates in the Eastern Time Zone.

In 2025, Wharton recorded an average annual temperature of 51°F — about 1.9°F below the 30-year normal of 53°F. The hottest day reached 94°F in June; the coldest was 1°F in January. Total precipitation was 41 inches (drier than usual). The wettest month was May.