Watertown Square, in Massachusetts, United States, is home to roughly 5,300 people in the Eastern Time Zone at 42.4°N latitude.
Recent weather here gives a sense of typical conditions: in 2025, Watertown Square recorded a mean annual temperature of 51°F, ranging from 2°F lows in January to 102°F highs in June, with about 40 inches of precipitation across the year.
View historical weather for Watertown Square · More cities in Massachusetts