With a population of around 7,400, Sterling sits in Massachusetts, United States. The city operates in the Eastern Time Zone.
In 2025, Sterling recorded an average annual temperature of 49°F — right at the 30-year normal of 49°F. The hottest day reached 93°F in June; the coldest was -1°F in January. Total precipitation was 43 inches (near normal). The wettest month was May.
View current conditions and forecast for Sterling · More cities in Massachusetts