About Union City, NJ

Union City is a city of approximately 69,200 people in New Jersey, United States. Located in the Eastern Time Zone at 40.8°N latitude.

Union City has a humid continental climate. Average annual temperature is 56°F, with January lows around 28°F and July highs near 85°F. The city averages 50 inches of precipitation and 30 inches of snow per year. The wettest month is typically July; the driest is February.