Boston — weather by month, water temperature

The average maximum daily temperature — 27.8°C in July. Average maximum night temperature — 20.1°C in July. The average minimum daily temperature — 0.7°C in January. The average minimum night temperature — -2.4°C in January.

Average maximum temperature of the water — 19.9°C fixed in August. The average minimum temperature of the water — 3.6°C fixed in February.

Maximum precipitation — 87.9 mm It was recorded December. Minimum precipitation — 50.7 mm It was recorded in September.