Metuchen is a city of approximately 13,900 people in New Jersey, United States. Located in the Eastern Time Zone at 40.5°N latitude.
In 2025, Metuchen recorded an average annual temperature of 55°F — about 0.8°F below the 30-year normal of 56°F. The hottest day reached 104°F in June; the coldest was 4°F in January. Total precipitation was 41 inches (drier than usual). Snowfall totaled 6 inches, below the 32-inch average. The wettest month was May.
View current conditions and forecast for Metuchen · More cities in New Jersey